| File: | var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp |
| Warning: | line 2873, column 12 Value stored to 'rv' during its initialization is never read |
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| 1 | /* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */ |
| 2 | /* vim: set ts=2 et sw=2 tw=80: */ |
| 3 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| 4 | * License, v. 2.0. If a copy of the MPL was not distributed with this file, |
| 5 | * You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| 6 | |
| 7 | #include "MediaManager.h" |
| 8 | |
| 9 | #include "AudioCaptureTrack.h" |
| 10 | #include "AudioDeviceInfo.h" |
| 11 | #include "AudioStreamTrack.h" |
| 12 | #include "CubebDeviceEnumerator.h" |
| 13 | #include "CubebInputStream.h" |
| 14 | #include "MediaTimer.h" |
| 15 | #include "MediaTrackConstraints.h" |
| 16 | #include "MediaTrackGraph.h" |
| 17 | #include "MediaTrackListener.h" |
| 18 | #include "VideoStreamTrack.h" |
| 19 | #include "Tracing.h" |
| 20 | #include "VideoUtils.h" |
| 21 | #include "mozilla/Base64.h" |
| 22 | #include "mozilla/EventTargetCapability.h" |
| 23 | #include "mozilla/MozPromise.h" |
| 24 | #include "mozilla/NullPrincipal.h" |
| 25 | #include "mozilla/PeerIdentity.h" |
| 26 | #include "mozilla/PermissionDelegateHandler.h" |
| 27 | #include "mozilla/Sprintf.h" |
| 28 | #include "mozilla/StaticPrefs_media.h" |
| 29 | #include "mozilla/Telemetry.h" |
| 30 | #include "mozilla/Types.h" |
| 31 | #include "mozilla/dom/BindingDeclarations.h" |
| 32 | #include "mozilla/dom/Document.h" |
| 33 | #include "mozilla/dom/Element.h" |
| 34 | #include "mozilla/dom/FeaturePolicyUtils.h" |
| 35 | #include "mozilla/dom/File.h" |
| 36 | #include "mozilla/dom/GetUserMediaRequestBinding.h" |
| 37 | #include "mozilla/dom/MediaDeviceInfo.h" |
| 38 | #include "mozilla/dom/MediaDevices.h" |
| 39 | #include "mozilla/dom/MediaDevicesBinding.h" |
| 40 | #include "mozilla/dom/MediaStreamBinding.h" |
| 41 | #include "mozilla/dom/MediaStreamTrackBinding.h" |
| 42 | #include "mozilla/dom/Promise.h" |
| 43 | #include "mozilla/dom/UserActivation.h" |
| 44 | #include "mozilla/dom/WindowContext.h" |
| 45 | #include "mozilla/dom/WindowGlobalChild.h" |
| 46 | #include "mozilla/ipc/BackgroundChild.h" |
| 47 | #include "mozilla/ipc/PBackgroundChild.h" |
| 48 | #include "mozilla/media/CamerasTypes.h" |
| 49 | #include "mozilla/media/MediaChild.h" |
| 50 | #include "mozilla/media/MediaTaskUtils.h" |
| 51 | #include "nsAppDirectoryServiceDefs.h" |
| 52 | #include "nsArray.h" |
| 53 | #include "nsContentUtils.h" |
| 54 | #include "nsGlobalWindowInner.h" |
| 55 | #include "nsHashPropertyBag.h" |
| 56 | #include "nsIEventTarget.h" |
| 57 | #include "nsIPermissionManager.h" |
| 58 | #include "nsIUUIDGenerator.h" |
| 59 | #include "nsJSUtils.h" |
| 60 | #include "nsNetCID.h" |
| 61 | #include "nsNetUtil.h" |
| 62 | #include "nsProxyRelease.h" |
| 63 | #include "nspr.h" |
| 64 | #include "nss.h" |
| 65 | #include "pk11pub.h" |
| 66 | |
| 67 | /* Using WebRTC backend on Desktops (Mac, Windows, Linux), otherwise default */ |
| 68 | #include "MediaEngineFake.h" |
| 69 | #include "MediaEngineSource.h" |
| 70 | #if defined(MOZ_WEBRTC1) |
| 71 | # include "MediaEngineWebRTC.h" |
| 72 | # include "MediaEngineWebRTCAudio.h" |
| 73 | # include "browser_logging/WebRtcLog.h" |
| 74 | # include "modules/audio_processing/include/audio_processing.h" |
| 75 | #endif |
| 76 | |
| 77 | #if defined(XP_WIN) |
| 78 | # include <objbase.h> |
| 79 | #endif |
| 80 | |
| 81 | // A specialization of nsMainThreadPtrHolder for |
| 82 | // mozilla::dom::CallbackObjectHolder. See documentation for |
| 83 | // nsMainThreadPtrHolder in nsProxyRelease.h. This specialization lets us avoid |
| 84 | // wrapping the CallbackObjectHolder into a separate refcounted object. |
| 85 | template <class WebIDLCallbackT, class XPCOMCallbackT> |
| 86 | class nsMainThreadPtrHolder< |
| 87 | mozilla::dom::CallbackObjectHolder<WebIDLCallbackT, XPCOMCallbackT>> |
| 88 | final { |
| 89 | typedef mozilla::dom::CallbackObjectHolder<WebIDLCallbackT, XPCOMCallbackT> |
| 90 | Holder; |
| 91 | |
| 92 | public: |
| 93 | nsMainThreadPtrHolder(const char* aName, Holder&& aHolder) |
| 94 | : mHolder(std::move(aHolder)) |
| 95 | #ifndef RELEASE_OR_BETA |
| 96 | , |
| 97 | mName(aName) |
| 98 | #endif |
| 99 | { |
| 100 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 100); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 100; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 101 | } |
| 102 | |
| 103 | private: |
| 104 | // We can be released on any thread. |
| 105 | ~nsMainThreadPtrHolder() { |
| 106 | if (NS_IsMainThread()) { |
| 107 | mHolder.Reset(); |
| 108 | } else if (mHolder.GetISupports()) { |
| 109 | nsCOMPtr<nsIEventTarget> target = do_GetMainThread(); |
| 110 | MOZ_ASSERT(target)do { static_assert( mozilla::detail::AssertionConditionType< decltype(target)>::isValid, "invalid assertion condition") ; if ((__builtin_expect(!!(!(!!(target))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("target", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 110); AnnotateMozCrashReason("MOZ_ASSERT" "(" "target" ")") ; do { *((volatile int*)__null) = 110; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 111 | NS_ProxyRelease( |
| 112 | #ifdef RELEASE_OR_BETA |
| 113 | nullptr, |
| 114 | #else |
| 115 | mName, |
| 116 | #endif |
| 117 | target, mHolder.Forget()); |
| 118 | } |
| 119 | } |
| 120 | |
| 121 | public: |
| 122 | Holder* get() { |
| 123 | // Nobody should be touching the raw pointer off-main-thread. |
| 124 | if (MOZ_UNLIKELY(!NS_IsMainThread())(__builtin_expect(!!(!NS_IsMainThread()), 0))) { |
| 125 | NS_ERROR("Can't dereference nsMainThreadPtrHolder off main thread")do { NS_DebugBreak(NS_DEBUG_ASSERTION, "Can't dereference nsMainThreadPtrHolder off main thread" , "Error", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 125); MOZ_PretendNoReturn(); } while (0); |
| 126 | MOZ_CRASH()do { do { } while (false); MOZ_ReportCrash("" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 126); AnnotateMozCrashReason("MOZ_CRASH(" ")"); do { *((volatile int*)__null) = 126; __attribute__((nomerge)) ::abort(); } while (false); } while (false); |
| 127 | } |
| 128 | return &mHolder; |
| 129 | } |
| 130 | |
| 131 | bool operator!() const { return !mHolder; } |
| 132 | |
| 133 | NS_INLINE_DECL_THREADSAFE_REFCOUNTING(nsMainThreadPtrHolder<Holder>)public: MozExternalRefCountType AddRef(void) { static_assert( !std::is_destructible_v<nsMainThreadPtrHolder<Holder> >, "Reference-counted class " "nsMainThreadPtrHolder<Holder>" " should not have a public destructor. " "Make this class's destructor non-public" ); do { static_assert( mozilla::detail::AssertionConditionType <decltype(int32_t(mRefCnt) >= 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(int32_t(mRefCnt) >= 0))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("int32_t(mRefCnt) >= 0" " (" "illegal refcnt" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 133); AnnotateMozCrashReason("MOZ_ASSERT" "(" "int32_t(mRefCnt) >= 0" ") (" "illegal refcnt" ")"); do { *((volatile int*)__null) = 133; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); nsrefcnt count = ++mRefCnt; NS_LogAddRef((this ), (count), ("nsMainThreadPtrHolder<Holder>"), (uint32_t )(sizeof(*this))); return (nsrefcnt)count; } MozExternalRefCountType Release(void) { do { static_assert( mozilla::detail::AssertionConditionType <decltype(int32_t(mRefCnt) > 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(int32_t(mRefCnt) > 0))), 0 ))) { do { } while (false); MOZ_ReportAssertionFailure("int32_t(mRefCnt) > 0" " (" "dup release" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 133); AnnotateMozCrashReason("MOZ_ASSERT" "(" "int32_t(mRefCnt) > 0" ") (" "dup release" ")"); do { *((volatile int*)__null) = 133 ; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); nsrefcnt count = --mRefCnt; NS_LogRelease((this), ( count), ("nsMainThreadPtrHolder<Holder>")); if (count == 0) { delete (this); return 0; } return count; } using HasThreadSafeRefCnt = std::true_type; protected: ::mozilla::ThreadSafeAutoRefCnt mRefCnt; public: |
| 134 | |
| 135 | private: |
| 136 | // Our holder. |
| 137 | Holder mHolder; |
| 138 | |
| 139 | #ifndef RELEASE_OR_BETA |
| 140 | const char* mName = nullptr; |
| 141 | #endif |
| 142 | |
| 143 | // Copy constructor and operator= not implemented. Once constructed, the |
| 144 | // holder is immutable. |
| 145 | Holder& operator=(const nsMainThreadPtrHolder& aOther) = delete; |
| 146 | nsMainThreadPtrHolder(const nsMainThreadPtrHolder& aOther) = delete; |
| 147 | }; |
| 148 | |
| 149 | namespace mozilla { |
| 150 | |
| 151 | LazyLogModule gMediaManagerLog("MediaManager"); |
| 152 | #define LOG(...) MOZ_LOG(gMediaManagerLog, LogLevel::Debug, (__VA_ARGS__))do { const ::mozilla::LogModule* moz_real_module = gMediaManagerLog ; if ((__builtin_expect(!!(mozilla::detail::log_test(moz_real_module , LogLevel::Debug)), 0))) { mozilla::detail::log_print(moz_real_module , LogLevel::Debug, __VA_ARGS__); } } while (0) |
| 153 | |
| 154 | class GetUserMediaStreamTask; |
| 155 | class LocalTrackSource; |
| 156 | class SelectAudioOutputTask; |
| 157 | |
| 158 | using camera::CamerasAccessStatus; |
| 159 | using dom::BFCacheStatus; |
| 160 | using dom::CallerType; |
| 161 | using dom::ConstrainDOMStringParameters; |
| 162 | using dom::ConstrainDoubleRange; |
| 163 | using dom::ConstrainLongRange; |
| 164 | using dom::DisplayMediaStreamConstraints; |
| 165 | using dom::Document; |
| 166 | using dom::Element; |
| 167 | using dom::FeaturePolicyUtils; |
| 168 | using dom::File; |
| 169 | using dom::GetUserMediaRequest; |
| 170 | using dom::MediaDeviceKind; |
| 171 | using dom::MediaDevices; |
| 172 | using dom::MediaSourceEnum; |
| 173 | using dom::MediaStreamConstraints; |
| 174 | using dom::MediaStreamError; |
| 175 | using dom::MediaStreamTrack; |
| 176 | using dom::MediaStreamTrackSource; |
| 177 | using dom::MediaTrackCapabilities; |
| 178 | using dom::MediaTrackConstraints; |
| 179 | using dom::MediaTrackConstraintSet; |
| 180 | using dom::MediaTrackSettings; |
| 181 | using dom::OwningBooleanOrMediaTrackConstraints; |
| 182 | using dom::OwningStringOrStringSequence; |
| 183 | using dom::OwningStringOrStringSequenceOrConstrainDOMStringParameters; |
| 184 | using dom::Promise; |
| 185 | using dom::Sequence; |
| 186 | using dom::UserActivation; |
| 187 | using dom::WindowGlobalChild; |
| 188 | using ConstDeviceSetPromise = MediaManager::ConstDeviceSetPromise; |
| 189 | using DeviceSetPromise = MediaManager::DeviceSetPromise; |
| 190 | using LocalDevicePromise = MediaManager::LocalDevicePromise; |
| 191 | using LocalDeviceSetPromise = MediaManager::LocalDeviceSetPromise; |
| 192 | using LocalMediaDeviceSetRefCnt = MediaManager::LocalMediaDeviceSetRefCnt; |
| 193 | using MediaDeviceSetRefCnt = MediaManager::MediaDeviceSetRefCnt; |
| 194 | using media::NewRunnableFrom; |
| 195 | using media::NewTaskFrom; |
| 196 | using media::Refcountable; |
| 197 | |
| 198 | // Whether main thread actions of MediaManager shutdown (except for clearing |
| 199 | // of sSingleton) have completed. |
| 200 | static bool sHasMainThreadShutdown; |
| 201 | |
| 202 | struct DeviceState { |
| 203 | DeviceState(RefPtr<LocalMediaDevice> aDevice, |
| 204 | RefPtr<LocalTrackSource> aTrackSource, bool aOffWhileDisabled) |
| 205 | : mOffWhileDisabled(aOffWhileDisabled), |
| 206 | mDevice(std::move(aDevice)), |
| 207 | mTrackSource(std::move(aTrackSource)) { |
| 208 | MOZ_ASSERT(mDevice)do { static_assert( mozilla::detail::AssertionConditionType< decltype(mDevice)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(mDevice))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("mDevice", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 208); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mDevice" ")" ); do { *((volatile int*)__null) = 208; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 209 | MOZ_ASSERT(mTrackSource)do { static_assert( mozilla::detail::AssertionConditionType< decltype(mTrackSource)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(mTrackSource))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("mTrackSource", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 209); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mTrackSource" ")"); do { *((volatile int*)__null) = 209; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 210 | } |
| 211 | |
| 212 | // true if we have stopped mDevice, this is a terminal state. |
| 213 | // MainThread only. |
| 214 | bool mStopped = false; |
| 215 | |
| 216 | // true if mDevice is currently enabled. |
| 217 | // A device must be both enabled and unmuted to be turned on and capturing. |
| 218 | // MainThread only. |
| 219 | bool mDeviceEnabled = false; |
| 220 | |
| 221 | // true if mDevice is currently muted. |
| 222 | // A device that is either muted or disabled is turned off and not capturing. |
| 223 | // MainThread only. |
| 224 | bool mDeviceMuted; |
| 225 | |
| 226 | // true if the application has currently enabled mDevice. |
| 227 | // MainThread only. |
| 228 | bool mTrackEnabled = false; |
| 229 | |
| 230 | // Time when the application last enabled mDevice. |
| 231 | // MainThread only. |
| 232 | TimeStamp mTrackEnabledTime; |
| 233 | |
| 234 | // true if an operation to Start() or Stop() mDevice has been dispatched to |
| 235 | // the media thread and is not finished yet. |
| 236 | // MainThread only. |
| 237 | bool mOperationInProgress = false; |
| 238 | |
| 239 | // true if we are allowed to turn off the underlying source while all tracks |
| 240 | // are disabled. Only affects disabling; always turns off on user-agent mute. |
| 241 | // MainThread only. |
| 242 | bool mOffWhileDisabled = false; |
| 243 | |
| 244 | // Timer triggered by a MediaStreamTrackSource signaling that all tracks got |
| 245 | // disabled. When the timer fires we initiate Stop()ing mDevice. |
| 246 | // If set we allow dynamically stopping and starting mDevice. |
| 247 | // Any thread. |
| 248 | const RefPtr<MediaTimer> mDisableTimer = new MediaTimer(); |
| 249 | |
| 250 | // The underlying device we keep state for. Always non-null. |
| 251 | // Threadsafe access, but see method declarations for individual constraints. |
| 252 | const RefPtr<LocalMediaDevice> mDevice; |
| 253 | |
| 254 | // The MediaStreamTrackSource for any tracks (original and clones) originating |
| 255 | // from this device. Always non-null. Threadsafe access, but see method |
| 256 | // declarations for individual constraints. |
| 257 | const RefPtr<LocalTrackSource> mTrackSource; |
| 258 | }; |
| 259 | |
| 260 | /** |
| 261 | * This mimics the capture state from nsIMediaManagerService. |
| 262 | */ |
| 263 | enum class CaptureState : uint16_t { |
| 264 | Off = nsIMediaManagerService::STATE_NOCAPTURE, |
| 265 | Enabled = nsIMediaManagerService::STATE_CAPTURE_ENABLED, |
| 266 | Disabled = nsIMediaManagerService::STATE_CAPTURE_DISABLED, |
| 267 | }; |
| 268 | |
| 269 | static CaptureState CombineCaptureState(CaptureState aFirst, |
| 270 | CaptureState aSecond) { |
| 271 | if (aFirst == CaptureState::Enabled || aSecond == CaptureState::Enabled) { |
| 272 | return CaptureState::Enabled; |
| 273 | } |
| 274 | if (aFirst == CaptureState::Disabled || aSecond == CaptureState::Disabled) { |
| 275 | return CaptureState::Disabled; |
| 276 | } |
| 277 | MOZ_ASSERT(aFirst == CaptureState::Off)do { static_assert( mozilla::detail::AssertionConditionType< decltype(aFirst == CaptureState::Off)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(aFirst == CaptureState::Off) )), 0))) { do { } while (false); MOZ_ReportAssertionFailure("aFirst == CaptureState::Off" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 277); AnnotateMozCrashReason("MOZ_ASSERT" "(" "aFirst == CaptureState::Off" ")"); do { *((volatile int*)__null) = 277; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 278 | MOZ_ASSERT(aSecond == CaptureState::Off)do { static_assert( mozilla::detail::AssertionConditionType< decltype(aSecond == CaptureState::Off)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(aSecond == CaptureState::Off ))), 0))) { do { } while (false); MOZ_ReportAssertionFailure( "aSecond == CaptureState::Off", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 278); AnnotateMozCrashReason("MOZ_ASSERT" "(" "aSecond == CaptureState::Off" ")"); do { *((volatile int*)__null) = 278; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 279 | return CaptureState::Off; |
| 280 | } |
| 281 | |
| 282 | static uint16_t FromCaptureState(CaptureState aState) { |
| 283 | MOZ_ASSERT(aState == CaptureState::Off || aState == CaptureState::Enabled ||do { static_assert( mozilla::detail::AssertionConditionType< decltype(aState == CaptureState::Off || aState == CaptureState ::Enabled || aState == CaptureState::Disabled)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(aState == CaptureState::Off || aState == CaptureState::Enabled || aState == CaptureState::Disabled ))), 0))) { do { } while (false); MOZ_ReportAssertionFailure( "aState == CaptureState::Off || aState == CaptureState::Enabled || aState == CaptureState::Disabled" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 284); AnnotateMozCrashReason("MOZ_ASSERT" "(" "aState == CaptureState::Off || aState == CaptureState::Enabled || aState == CaptureState::Disabled" ")"); do { *((volatile int*)__null) = 284; __attribute__((nomerge )) ::abort(); } while (false); } } while (false) |
| 284 | aState == CaptureState::Disabled)do { static_assert( mozilla::detail::AssertionConditionType< decltype(aState == CaptureState::Off || aState == CaptureState ::Enabled || aState == CaptureState::Disabled)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(aState == CaptureState::Off || aState == CaptureState::Enabled || aState == CaptureState::Disabled ))), 0))) { do { } while (false); MOZ_ReportAssertionFailure( "aState == CaptureState::Off || aState == CaptureState::Enabled || aState == CaptureState::Disabled" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 284); AnnotateMozCrashReason("MOZ_ASSERT" "(" "aState == CaptureState::Off || aState == CaptureState::Enabled || aState == CaptureState::Disabled" ")"); do { *((volatile int*)__null) = 284; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 285 | return static_cast<uint16_t>(aState); |
| 286 | } |
| 287 | |
| 288 | void MediaManager::CallOnError(GetUserMediaErrorCallback& aCallback, |
| 289 | MediaStreamError& aError) { |
| 290 | aCallback.Call(aError); |
| 291 | } |
| 292 | |
| 293 | void MediaManager::CallOnSuccess(GetUserMediaSuccessCallback& aCallback, |
| 294 | DOMMediaStream& aStream) { |
| 295 | aCallback.Call(aStream); |
| 296 | } |
| 297 | |
| 298 | enum class PersistentPermissionState : uint32_t { |
| 299 | Unknown = nsIPermissionManager::UNKNOWN_ACTION, |
| 300 | Allow = nsIPermissionManager::ALLOW_ACTION, |
| 301 | Deny = nsIPermissionManager::DENY_ACTION, |
| 302 | Prompt = nsIPermissionManager::PROMPT_ACTION, |
| 303 | }; |
| 304 | |
| 305 | static PersistentPermissionState CheckPermission( |
| 306 | PersistentPermissionState aPermission) { |
| 307 | switch (aPermission) { |
| 308 | case PersistentPermissionState::Unknown: |
| 309 | case PersistentPermissionState::Allow: |
| 310 | case PersistentPermissionState::Deny: |
| 311 | case PersistentPermissionState::Prompt: |
| 312 | return aPermission; |
| 313 | } |
| 314 | MOZ_CRASH("Unexpected permission value")do { do { } while (false); MOZ_ReportCrash("" "Unexpected permission value" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 314); AnnotateMozCrashReason("MOZ_CRASH(" "Unexpected permission value" ")"); do { *((volatile int*)__null) = 314; __attribute__((nomerge )) ::abort(); } while (false); } while (false); |
| 315 | } |
| 316 | |
| 317 | struct WindowPersistentPermissionState { |
| 318 | PersistentPermissionState mCameraPermission; |
| 319 | PersistentPermissionState mMicrophonePermission; |
| 320 | }; |
| 321 | |
| 322 | static Result<WindowPersistentPermissionState, nsresult> |
| 323 | GetPersistentPermissions(uint64_t aWindowId) { |
| 324 | auto* window = nsGlobalWindowInner::GetInnerWindowWithId(aWindowId); |
| 325 | if (NS_WARN_IF(!window)NS_warn_if_impl(!window, "!window", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 325) || NS_WARN_IF(!window->GetPrincipal())NS_warn_if_impl(!window->GetPrincipal(), "!window->GetPrincipal()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 325)) { |
| 326 | return Err(NS_ERROR_INVALID_ARG); |
| 327 | } |
| 328 | |
| 329 | Document* doc = window->GetExtantDoc(); |
| 330 | if (NS_WARN_IF(!doc)NS_warn_if_impl(!doc, "!doc", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 330)) { |
| 331 | return Err(NS_ERROR_INVALID_ARG); |
| 332 | } |
| 333 | |
| 334 | nsIPrincipal* principal = window->GetPrincipal(); |
| 335 | if (NS_WARN_IF(!principal)NS_warn_if_impl(!principal, "!principal", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 335)) { |
| 336 | return Err(NS_ERROR_INVALID_ARG); |
| 337 | } |
| 338 | |
| 339 | nsresult rv; |
| 340 | RefPtr<PermissionDelegateHandler> permDelegate = |
| 341 | doc->GetPermissionDelegateHandler(); |
| 342 | if (NS_WARN_IF(!permDelegate)NS_warn_if_impl(!permDelegate, "!permDelegate", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 342)) { |
| 343 | return Err(NS_ERROR_INVALID_ARG); |
| 344 | } |
| 345 | |
| 346 | uint32_t audio = nsIPermissionManager::UNKNOWN_ACTION; |
| 347 | uint32_t video = nsIPermissionManager::UNKNOWN_ACTION; |
| 348 | { |
| 349 | rv = permDelegate->GetPermission("microphone"_ns, &audio, true); |
| 350 | if (NS_WARN_IF(NS_FAILED(rv))NS_warn_if_impl(((bool)(__builtin_expect(!!(NS_FAILED_impl(rv )), 0))), "NS_FAILED(rv)", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 350)) { |
| 351 | return Err(rv); |
| 352 | } |
| 353 | rv = permDelegate->GetPermission("camera"_ns, &video, true); |
| 354 | if (NS_WARN_IF(NS_FAILED(rv))NS_warn_if_impl(((bool)(__builtin_expect(!!(NS_FAILED_impl(rv )), 0))), "NS_FAILED(rv)", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 354)) { |
| 355 | return Err(rv); |
| 356 | } |
| 357 | } |
| 358 | |
| 359 | return WindowPersistentPermissionState{ |
| 360 | CheckPermission(static_cast<PersistentPermissionState>(video)), |
| 361 | CheckPermission(static_cast<PersistentPermissionState>(audio))}; |
| 362 | } |
| 363 | |
| 364 | /** |
| 365 | * DeviceListener has threadsafe refcounting for use across the main, media and |
| 366 | * MTG threads. But it has a non-threadsafe SupportsWeakPtr for WeakPtr usage |
| 367 | * only from main thread, to ensure that garbage- and cycle-collected objects |
| 368 | * don't hold a reference to it during late shutdown. |
| 369 | */ |
| 370 | class DeviceListener : public SupportsWeakPtr { |
| 371 | public: |
| 372 | typedef MozPromise<bool /* aIgnored */, RefPtr<MediaMgrError>, true> |
| 373 | DeviceListenerPromise; |
| 374 | |
| 375 | NS_INLINE_DECL_THREADSAFE_REFCOUNTING_WITH_DELETE_ON_MAIN_THREAD(public: MozExternalRefCountType AddRef(void) { static_assert( !std::is_destructible_v<DeviceListener>, "Reference-counted class " "DeviceListener" " should not have a public destructor. " "Make this class's destructor non-public" ); do { static_assert( mozilla::detail::AssertionConditionType <decltype(int32_t(mRefCnt) >= 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(int32_t(mRefCnt) >= 0))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("int32_t(mRefCnt) >= 0" " (" "illegal refcnt" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 376); AnnotateMozCrashReason("MOZ_ASSERT" "(" "int32_t(mRefCnt) >= 0" ") (" "illegal refcnt" ")"); do { *((volatile int*)__null) = 376; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); nsrefcnt count = ++mRefCnt; NS_LogAddRef((this ), (count), ("DeviceListener"), (uint32_t)(sizeof(*this))); return (nsrefcnt)count; } MozExternalRefCountType Release(void) { do { static_assert( mozilla::detail::AssertionConditionType< decltype(int32_t(mRefCnt) > 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(int32_t(mRefCnt) > 0))), 0 ))) { do { } while (false); MOZ_ReportAssertionFailure("int32_t(mRefCnt) > 0" " (" "dup release" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 376); AnnotateMozCrashReason("MOZ_ASSERT" "(" "int32_t(mRefCnt) > 0" ") (" "dup release" ")"); do { *((volatile int*)__null) = 376 ; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); nsrefcnt count = --mRefCnt; NS_LogRelease((this), ( count), ("DeviceListener")); if (count == 0) { ::mozilla::detail ::ProxyDeleteVoid( "ProxyDelete " "DeviceListener", ::mozilla ::GetMainThreadSerialEventTarget(), this, [](void* self) { delete static_cast<DeviceListener*>(self); }); return 0; } return count; } using HasThreadSafeRefCnt = std::true_type; protected : ::mozilla::ThreadSafeAutoRefCnt mRefCnt; public: |
| 376 | DeviceListener)public: MozExternalRefCountType AddRef(void) { static_assert( !std::is_destructible_v<DeviceListener>, "Reference-counted class " "DeviceListener" " should not have a public destructor. " "Make this class's destructor non-public" ); do { static_assert( mozilla::detail::AssertionConditionType <decltype(int32_t(mRefCnt) >= 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(int32_t(mRefCnt) >= 0))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("int32_t(mRefCnt) >= 0" " (" "illegal refcnt" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 376); AnnotateMozCrashReason("MOZ_ASSERT" "(" "int32_t(mRefCnt) >= 0" ") (" "illegal refcnt" ")"); do { *((volatile int*)__null) = 376; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); nsrefcnt count = ++mRefCnt; NS_LogAddRef((this ), (count), ("DeviceListener"), (uint32_t)(sizeof(*this))); return (nsrefcnt)count; } MozExternalRefCountType Release(void) { do { static_assert( mozilla::detail::AssertionConditionType< decltype(int32_t(mRefCnt) > 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(int32_t(mRefCnt) > 0))), 0 ))) { do { } while (false); MOZ_ReportAssertionFailure("int32_t(mRefCnt) > 0" " (" "dup release" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 376); AnnotateMozCrashReason("MOZ_ASSERT" "(" "int32_t(mRefCnt) > 0" ") (" "dup release" ")"); do { *((volatile int*)__null) = 376 ; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); nsrefcnt count = --mRefCnt; NS_LogRelease((this), ( count), ("DeviceListener")); if (count == 0) { ::mozilla::detail ::ProxyDeleteVoid( "ProxyDelete " "DeviceListener", ::mozilla ::GetMainThreadSerialEventTarget(), this, [](void* self) { delete static_cast<DeviceListener*>(self); }); return 0; } return count; } using HasThreadSafeRefCnt = std::true_type; protected : ::mozilla::ThreadSafeAutoRefCnt mRefCnt; public: |
| 377 | |
| 378 | DeviceListener(); |
| 379 | |
| 380 | /** |
| 381 | * Registers this device listener as belonging to the given window listener. |
| 382 | * Stop() must be called on registered DeviceListeners before destruction. |
| 383 | */ |
| 384 | void Register(GetUserMediaWindowListener* aListener); |
| 385 | |
| 386 | /** |
| 387 | * Marks this listener as active and creates the internal device state. |
| 388 | */ |
| 389 | void Activate(RefPtr<LocalMediaDevice> aDevice, |
| 390 | RefPtr<LocalTrackSource> aTrackSource, bool aStartMuted); |
| 391 | |
| 392 | /** |
| 393 | * Posts a task to initialize and start the associated device. |
| 394 | */ |
| 395 | RefPtr<DeviceListenerPromise> InitializeAsync(); |
| 396 | |
| 397 | /** |
| 398 | * Posts a task to stop the device associated with this DeviceListener and |
| 399 | * notifies the associated window listener that a track was stopped. |
| 400 | * |
| 401 | * This will also clean up the weak reference to the associated window |
| 402 | * listener, and tell the window listener to remove its hard reference to this |
| 403 | * DeviceListener, so any caller will need to keep its own hard ref. |
| 404 | */ |
| 405 | void Stop(); |
| 406 | |
| 407 | /** |
| 408 | * Gets the main thread MediaTrackSettings from the MediaEngineSource |
| 409 | * associated with aTrack. |
| 410 | */ |
| 411 | void GetSettings(MediaTrackSettings& aOutSettings) const; |
| 412 | |
| 413 | /** |
| 414 | * Gets the main thread MediaTrackCapabilities from the MediaEngineSource |
| 415 | * associated with aTrack. |
| 416 | */ |
| 417 | void GetCapabilities(MediaTrackCapabilities& aOutCapabilities) const; |
| 418 | |
| 419 | /** |
| 420 | * Posts a task to set the enabled state of the device associated with this |
| 421 | * DeviceListener to aEnabled and notifies the associated window listener that |
| 422 | * a track's state has changed. |
| 423 | * |
| 424 | * Turning the hardware off while the device is disabled is supported for: |
| 425 | * - Camera (enabled by default, controlled by pref |
| 426 | * "media.getusermedia.camera.off_while_disabled.enabled") |
| 427 | * - Microphone (disabled by default, controlled by pref |
| 428 | * "media.getusermedia.microphone.off_while_disabled.enabled") |
| 429 | * Screen-, app-, or windowsharing is not supported at this time. |
| 430 | * |
| 431 | * The behavior is also different between disabling and enabling a device. |
| 432 | * While enabling is immediate, disabling only happens after a delay. |
| 433 | * This is now defaulting to 3 seconds but can be overriden by prefs: |
| 434 | * - "media.getusermedia.camera.off_while_disabled.delay_ms" and |
| 435 | * - "media.getusermedia.microphone.off_while_disabled.delay_ms". |
| 436 | * |
| 437 | * The delay is in place to prevent misuse by malicious sites. If a track is |
| 438 | * re-enabled before the delay has passed, the device will not be touched |
| 439 | * until another disable followed by the full delay happens. |
| 440 | */ |
| 441 | void SetDeviceEnabled(bool aEnabled); |
| 442 | |
| 443 | /** |
| 444 | * Posts a task to set the muted state of the device associated with this |
| 445 | * DeviceListener to aMuted and notifies the associated window listener that a |
| 446 | * track's state has changed. |
| 447 | * |
| 448 | * Turning the hardware off while the device is muted is supported for: |
| 449 | * - Camera (enabled by default, controlled by pref |
| 450 | * "media.getusermedia.camera.off_while_disabled.enabled") |
| 451 | * - Microphone (disabled by default, controlled by pref |
| 452 | * "media.getusermedia.microphone.off_while_disabled.enabled") |
| 453 | * Screen-, app-, or windowsharing is not supported at this time. |
| 454 | */ |
| 455 | void SetDeviceMuted(bool aMuted); |
| 456 | |
| 457 | /** |
| 458 | * Mutes or unmutes the associated video device if it is a camera. |
| 459 | */ |
| 460 | void MuteOrUnmuteCamera(bool aMute); |
| 461 | void MuteOrUnmuteMicrophone(bool aMute); |
| 462 | |
| 463 | LocalMediaDevice* GetDevice() const { |
| 464 | return mDeviceState ? mDeviceState->mDevice.get() : nullptr; |
| 465 | } |
| 466 | |
| 467 | bool Activated() const { return static_cast<bool>(mDeviceState); } |
| 468 | |
| 469 | bool Stopped() const { return mStopped; } |
| 470 | |
| 471 | bool CapturingVideo() const; |
| 472 | |
| 473 | bool CapturingAudio() const; |
| 474 | |
| 475 | CaptureState CapturingSource(MediaSourceEnum aSource) const; |
| 476 | |
| 477 | RefPtr<DeviceListenerPromise> ApplyConstraints( |
| 478 | const MediaTrackConstraints& aConstraints, CallerType aCallerType); |
| 479 | |
| 480 | PrincipalHandle GetPrincipalHandle() const; |
| 481 | |
| 482 | size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const { |
| 483 | size_t amount = aMallocSizeOf(this); |
| 484 | // Assume mPrincipalHandle refers to a principal owned elsewhere. |
| 485 | // DeviceState does not have support for memory accounting. |
| 486 | return amount; |
| 487 | } |
| 488 | |
| 489 | private: |
| 490 | virtual ~DeviceListener() { |
| 491 | MOZ_ASSERT(mStopped)do { static_assert( mozilla::detail::AssertionConditionType< decltype(mStopped)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(mStopped))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("mStopped", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 491); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mStopped" ")" ); do { *((volatile int*)__null) = 491; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 492 | MOZ_ASSERT(!mWindowListener)do { static_assert( mozilla::detail::AssertionConditionType< decltype(!mWindowListener)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(!mWindowListener))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("!mWindowListener" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 492); AnnotateMozCrashReason("MOZ_ASSERT" "(" "!mWindowListener" ")"); do { *((volatile int*)__null) = 492; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 493 | } |
| 494 | |
| 495 | using DeviceOperationPromise = |
| 496 | MozPromise<nsresult, bool, /* IsExclusive = */ true>; |
| 497 | |
| 498 | /** |
| 499 | * Posts a task to start or stop the device associated with aTrack, based on |
| 500 | * a passed-in boolean. Private method used by SetDeviceEnabled and |
| 501 | * SetDeviceMuted. |
| 502 | */ |
| 503 | RefPtr<DeviceOperationPromise> UpdateDevice(bool aOn); |
| 504 | |
| 505 | // true after this listener has had all devices stopped. MainThread only. |
| 506 | bool mStopped; |
| 507 | |
| 508 | // never ever indirect off this; just for assertions |
| 509 | PRThread* mMainThreadCheck; |
| 510 | |
| 511 | // Set in Register() on main thread, then read from any thread. |
| 512 | PrincipalHandle mPrincipalHandle; |
| 513 | |
| 514 | // Weak pointer to the window listener that owns us. MainThread only. |
| 515 | GetUserMediaWindowListener* mWindowListener; |
| 516 | |
| 517 | // Accessed from MediaTrackGraph thread, MediaManager thread, and MainThread |
| 518 | // No locking needed as it's set on Activate() and never assigned to again. |
| 519 | UniquePtr<DeviceState> mDeviceState; |
| 520 | |
| 521 | MediaEventListener mCaptureEndedListener; |
| 522 | }; |
| 523 | |
| 524 | /** |
| 525 | * This class represents a WindowID and handles all MediaTrackListeners |
| 526 | * (here subclassed as DeviceListeners) used to feed GetUserMedia tracks. |
| 527 | * It proxies feedback from them into messages for browser chrome. |
| 528 | * The DeviceListeners are used to Start() and Stop() the underlying |
| 529 | * MediaEngineSource when MediaStreams are assigned and deassigned in content. |
| 530 | */ |
| 531 | class GetUserMediaWindowListener { |
| 532 | friend MediaManager; |
| 533 | |
| 534 | public: |
| 535 | NS_INLINE_DECL_THREADSAFE_REFCOUNTING(GetUserMediaWindowListener)public: MozExternalRefCountType AddRef(void) { static_assert( !std::is_destructible_v<GetUserMediaWindowListener>, "Reference-counted class " "GetUserMediaWindowListener" " should not have a public destructor. " "Make this class's destructor non-public"); do { static_assert ( mozilla::detail::AssertionConditionType<decltype(int32_t (mRefCnt) >= 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(int32_t(mRefCnt) >= 0))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("int32_t(mRefCnt) >= 0" " (" "illegal refcnt" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 535); AnnotateMozCrashReason("MOZ_ASSERT" "(" "int32_t(mRefCnt) >= 0" ") (" "illegal refcnt" ")"); do { *((volatile int*)__null) = 535; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); nsrefcnt count = ++mRefCnt; NS_LogAddRef((this ), (count), ("GetUserMediaWindowListener"), (uint32_t)(sizeof (*this))); return (nsrefcnt)count; } MozExternalRefCountType Release (void) { do { static_assert( mozilla::detail::AssertionConditionType <decltype(int32_t(mRefCnt) > 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(int32_t(mRefCnt) > 0))), 0 ))) { do { } while (false); MOZ_ReportAssertionFailure("int32_t(mRefCnt) > 0" " (" "dup release" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 535); AnnotateMozCrashReason("MOZ_ASSERT" "(" "int32_t(mRefCnt) > 0" ") (" "dup release" ")"); do { *((volatile int*)__null) = 535 ; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); nsrefcnt count = --mRefCnt; NS_LogRelease((this), ( count), ("GetUserMediaWindowListener")); if (count == 0) { delete (this); return 0; } return count; } using HasThreadSafeRefCnt = std::true_type; protected: ::mozilla::ThreadSafeAutoRefCnt mRefCnt; public: |
| 536 | |
| 537 | // Create in an inactive state |
| 538 | GetUserMediaWindowListener(uint64_t aWindowID, |
| 539 | const PrincipalHandle& aPrincipalHandle) |
| 540 | : mWindowID(aWindowID), |
| 541 | mPrincipalHandle(aPrincipalHandle), |
| 542 | mChromeNotificationTaskPosted(false) {} |
| 543 | |
| 544 | /** |
| 545 | * Registers an inactive gUM device listener for this WindowListener. |
| 546 | */ |
| 547 | void Register(RefPtr<DeviceListener> aListener) { |
| 548 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 548); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 548; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 549 | MOZ_ASSERT(aListener)do { static_assert( mozilla::detail::AssertionConditionType< decltype(aListener)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(aListener))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("aListener", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 549); AnnotateMozCrashReason("MOZ_ASSERT" "(" "aListener" ")" ); do { *((volatile int*)__null) = 549; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 550 | MOZ_ASSERT(!aListener->Activated())do { static_assert( mozilla::detail::AssertionConditionType< decltype(!aListener->Activated())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(!aListener->Activated())) ), 0))) { do { } while (false); MOZ_ReportAssertionFailure("!aListener->Activated()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 550); AnnotateMozCrashReason("MOZ_ASSERT" "(" "!aListener->Activated()" ")"); do { *((volatile int*)__null) = 550; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 551 | MOZ_ASSERT(!mInactiveListeners.Contains(aListener), "Already registered")do { static_assert( mozilla::detail::AssertionConditionType< decltype(!mInactiveListeners.Contains(aListener))>::isValid , "invalid assertion condition"); if ((__builtin_expect(!!(!( !!(!mInactiveListeners.Contains(aListener)))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("!mInactiveListeners.Contains(aListener)" " (" "Already registered" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 551); AnnotateMozCrashReason("MOZ_ASSERT" "(" "!mInactiveListeners.Contains(aListener)" ") (" "Already registered" ")"); do { *((volatile int*)__null ) = 551; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); |
| 552 | MOZ_ASSERT(!mActiveListeners.Contains(aListener), "Already activated")do { static_assert( mozilla::detail::AssertionConditionType< decltype(!mActiveListeners.Contains(aListener))>::isValid, "invalid assertion condition"); if ((__builtin_expect(!!(!(! !(!mActiveListeners.Contains(aListener)))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("!mActiveListeners.Contains(aListener)" " (" "Already activated" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 552); AnnotateMozCrashReason("MOZ_ASSERT" "(" "!mActiveListeners.Contains(aListener)" ") (" "Already activated" ")"); do { *((volatile int*)__null ) = 552; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); |
| 553 | |
| 554 | aListener->Register(this); |
| 555 | mInactiveListeners.AppendElement(std::move(aListener)); |
| 556 | } |
| 557 | |
| 558 | /** |
| 559 | * Activates an already registered and inactive gUM device listener for this |
| 560 | * WindowListener. |
| 561 | */ |
| 562 | void Activate(RefPtr<DeviceListener> aListener, |
| 563 | RefPtr<LocalMediaDevice> aDevice, |
| 564 | RefPtr<LocalTrackSource> aTrackSource) { |
| 565 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 565); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 565; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 566 | MOZ_ASSERT(aListener)do { static_assert( mozilla::detail::AssertionConditionType< decltype(aListener)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(aListener))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("aListener", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 566); AnnotateMozCrashReason("MOZ_ASSERT" "(" "aListener" ")" ); do { *((volatile int*)__null) = 566; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 567 | MOZ_ASSERT(!aListener->Activated())do { static_assert( mozilla::detail::AssertionConditionType< decltype(!aListener->Activated())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(!aListener->Activated())) ), 0))) { do { } while (false); MOZ_ReportAssertionFailure("!aListener->Activated()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 567); AnnotateMozCrashReason("MOZ_ASSERT" "(" "!aListener->Activated()" ")"); do { *((volatile int*)__null) = 567; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 568 | MOZ_ASSERT(mInactiveListeners.Contains(aListener),do { static_assert( mozilla::detail::AssertionConditionType< decltype(mInactiveListeners.Contains(aListener))>::isValid , "invalid assertion condition"); if ((__builtin_expect(!!(!( !!(mInactiveListeners.Contains(aListener)))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("mInactiveListeners.Contains(aListener)" " (" "Must be registered to activate" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 569); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mInactiveListeners.Contains(aListener)" ") (" "Must be registered to activate" ")"); do { *((volatile int*)__null) = 569; __attribute__((nomerge)) ::abort(); } while (false); } } while (false) |
| 569 | "Must be registered to activate")do { static_assert( mozilla::detail::AssertionConditionType< decltype(mInactiveListeners.Contains(aListener))>::isValid , "invalid assertion condition"); if ((__builtin_expect(!!(!( !!(mInactiveListeners.Contains(aListener)))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("mInactiveListeners.Contains(aListener)" " (" "Must be registered to activate" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 569); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mInactiveListeners.Contains(aListener)" ") (" "Must be registered to activate" ")"); do { *((volatile int*)__null) = 569; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); |
| 570 | MOZ_ASSERT(!mActiveListeners.Contains(aListener), "Already activated")do { static_assert( mozilla::detail::AssertionConditionType< decltype(!mActiveListeners.Contains(aListener))>::isValid, "invalid assertion condition"); if ((__builtin_expect(!!(!(! !(!mActiveListeners.Contains(aListener)))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("!mActiveListeners.Contains(aListener)" " (" "Already activated" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 570); AnnotateMozCrashReason("MOZ_ASSERT" "(" "!mActiveListeners.Contains(aListener)" ") (" "Already activated" ")"); do { *((volatile int*)__null ) = 570; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); |
| 571 | |
| 572 | bool muted = false; |
| 573 | if (aDevice->Kind() == MediaDeviceKind::Videoinput) { |
| 574 | muted = mCamerasAreMuted; |
| 575 | } else if (aDevice->Kind() == MediaDeviceKind::Audioinput) { |
| 576 | muted = mMicrophonesAreMuted; |
| 577 | } else { |
| 578 | MOZ_CRASH("Unexpected device kind")do { do { } while (false); MOZ_ReportCrash("" "Unexpected device kind" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 578); AnnotateMozCrashReason("MOZ_CRASH(" "Unexpected device kind" ")"); do { *((volatile int*)__null) = 578; __attribute__((nomerge )) ::abort(); } while (false); } while (false); |
| 579 | } |
| 580 | |
| 581 | mInactiveListeners.RemoveElement(aListener); |
| 582 | aListener->Activate(std::move(aDevice), std::move(aTrackSource), muted); |
| 583 | mActiveListeners.AppendElement(std::move(aListener)); |
| 584 | } |
| 585 | |
| 586 | /** |
| 587 | * Removes all DeviceListeners from this window listener. |
| 588 | * Removes this window listener from the list of active windows, so callers |
| 589 | * need to make sure to hold a strong reference. |
| 590 | */ |
| 591 | void RemoveAll() { |
| 592 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 592); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 592; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 593 | |
| 594 | for (auto& l : mInactiveListeners.Clone()) { |
| 595 | Remove(l); |
| 596 | } |
| 597 | for (auto& l : mActiveListeners.Clone()) { |
| 598 | Remove(l); |
| 599 | } |
| 600 | MOZ_ASSERT(mInactiveListeners.Length() == 0)do { static_assert( mozilla::detail::AssertionConditionType< decltype(mInactiveListeners.Length() == 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(mInactiveListeners.Length() == 0))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("mInactiveListeners.Length() == 0", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 600); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mInactiveListeners.Length() == 0" ")"); do { *((volatile int*)__null) = 600; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 601 | MOZ_ASSERT(mActiveListeners.Length() == 0)do { static_assert( mozilla::detail::AssertionConditionType< decltype(mActiveListeners.Length() == 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(mActiveListeners.Length() == 0))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("mActiveListeners.Length() == 0", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 601); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mActiveListeners.Length() == 0" ")"); do { *((volatile int*)__null) = 601; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 602 | |
| 603 | MediaManager* mgr = MediaManager::GetIfExists(); |
| 604 | if (!mgr) { |
| 605 | MOZ_ASSERT(false, "MediaManager should stay until everything is removed")do { static_assert( mozilla::detail::AssertionConditionType< decltype(false)>::isValid, "invalid assertion condition"); if ((__builtin_expect(!!(!(!!(false))), 0))) { do { } while ( false); MOZ_ReportAssertionFailure("false" " (" "MediaManager should stay until everything is removed" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 605); AnnotateMozCrashReason("MOZ_ASSERT" "(" "false" ") (" "MediaManager should stay until everything is removed" ")"); do { *((volatile int*)__null) = 605; __attribute__((nomerge) ) ::abort(); } while (false); } } while (false); |
| 606 | return; |
| 607 | } |
| 608 | GetUserMediaWindowListener* windowListener = |
| 609 | mgr->GetWindowListener(mWindowID); |
| 610 | |
| 611 | if (!windowListener) { |
| 612 | nsCOMPtr<nsIObserverService> obs = services::GetObserverService(); |
| 613 | auto* globalWindow = nsGlobalWindowInner::GetInnerWindowWithId(mWindowID); |
| 614 | if (globalWindow) { |
| 615 | auto req = MakeRefPtr<GetUserMediaRequest>( |
| 616 | globalWindow, VoidString(), VoidString(), |
| 617 | UserActivation::IsHandlingUserInput()); |
| 618 | obs->NotifyWhenScriptSafe(req, "recording-device-stopped", nullptr); |
| 619 | } |
| 620 | return; |
| 621 | } |
| 622 | |
| 623 | MOZ_ASSERT(windowListener == this,do { static_assert( mozilla::detail::AssertionConditionType< decltype(windowListener == this)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(windowListener == this))), 0 ))) { do { } while (false); MOZ_ReportAssertionFailure("windowListener == this" " (" "There should only be one window listener per window ID" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 624); AnnotateMozCrashReason("MOZ_ASSERT" "(" "windowListener == this" ") (" "There should only be one window listener per window ID" ")"); do { *((volatile int*)__null) = 624; __attribute__((nomerge )) ::abort(); } while (false); } } while (false) |
| 624 | "There should only be one window listener per window ID")do { static_assert( mozilla::detail::AssertionConditionType< decltype(windowListener == this)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(windowListener == this))), 0 ))) { do { } while (false); MOZ_ReportAssertionFailure("windowListener == this" " (" "There should only be one window listener per window ID" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 624); AnnotateMozCrashReason("MOZ_ASSERT" "(" "windowListener == this" ") (" "There should only be one window listener per window ID" ")"); do { *((volatile int*)__null) = 624; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 625 | |
| 626 | LOG("GUMWindowListener %p removing windowID %" PRIu64"l" "u", this, mWindowID); |
| 627 | mgr->RemoveWindowID(mWindowID); |
| 628 | } |
| 629 | |
| 630 | /** |
| 631 | * Removes a listener from our lists. Safe to call without holding a hard |
| 632 | * reference. That said, you'll still want to iterate on a copy of said lists, |
| 633 | * if you end up calling this method (or methods that may call this method) in |
| 634 | * the loop, to avoid inadvertently skipping members. |
| 635 | * |
| 636 | * For use only from GetUserMediaWindowListener and DeviceListener. |
| 637 | */ |
| 638 | bool Remove(RefPtr<DeviceListener> aListener) { |
| 639 | // We refcount aListener on entry since we're going to proxy-release it |
| 640 | // below to prevent the refcount going to zero on callers who might be |
| 641 | // inside the listener, but operating without a hard reference to self. |
| 642 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 642); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 642; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 643 | |
| 644 | if (!mInactiveListeners.RemoveElement(aListener) && |
| 645 | !mActiveListeners.RemoveElement(aListener)) { |
| 646 | return false; |
| 647 | } |
| 648 | MOZ_ASSERT(!mInactiveListeners.Contains(aListener),do { static_assert( mozilla::detail::AssertionConditionType< decltype(!mInactiveListeners.Contains(aListener))>::isValid , "invalid assertion condition"); if ((__builtin_expect(!!(!( !!(!mInactiveListeners.Contains(aListener)))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("!mInactiveListeners.Contains(aListener)" " (" "A DeviceListener should only be once in one of " "mInactiveListeners and mActiveListeners" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 650); AnnotateMozCrashReason("MOZ_ASSERT" "(" "!mInactiveListeners.Contains(aListener)" ") (" "A DeviceListener should only be once in one of " "mInactiveListeners and mActiveListeners" ")"); do { *((volatile int*)__null) = 650; __attribute__((nomerge )) ::abort(); } while (false); } } while (false) |
| 649 | "A DeviceListener should only be once in one of "do { static_assert( mozilla::detail::AssertionConditionType< decltype(!mInactiveListeners.Contains(aListener))>::isValid , "invalid assertion condition"); if ((__builtin_expect(!!(!( !!(!mInactiveListeners.Contains(aListener)))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("!mInactiveListeners.Contains(aListener)" " (" "A DeviceListener should only be once in one of " "mInactiveListeners and mActiveListeners" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 650); AnnotateMozCrashReason("MOZ_ASSERT" "(" "!mInactiveListeners.Contains(aListener)" ") (" "A DeviceListener should only be once in one of " "mInactiveListeners and mActiveListeners" ")"); do { *((volatile int*)__null) = 650; __attribute__((nomerge )) ::abort(); } while (false); } } while (false) |
| 650 | "mInactiveListeners and mActiveListeners")do { static_assert( mozilla::detail::AssertionConditionType< decltype(!mInactiveListeners.Contains(aListener))>::isValid , "invalid assertion condition"); if ((__builtin_expect(!!(!( !!(!mInactiveListeners.Contains(aListener)))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("!mInactiveListeners.Contains(aListener)" " (" "A DeviceListener should only be once in one of " "mInactiveListeners and mActiveListeners" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 650); AnnotateMozCrashReason("MOZ_ASSERT" "(" "!mInactiveListeners.Contains(aListener)" ") (" "A DeviceListener should only be once in one of " "mInactiveListeners and mActiveListeners" ")"); do { *((volatile int*)__null) = 650; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 651 | MOZ_ASSERT(!mActiveListeners.Contains(aListener),do { static_assert( mozilla::detail::AssertionConditionType< decltype(!mActiveListeners.Contains(aListener))>::isValid, "invalid assertion condition"); if ((__builtin_expect(!!(!(! !(!mActiveListeners.Contains(aListener)))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("!mActiveListeners.Contains(aListener)" " (" "A DeviceListener should only be once in one of " "mInactiveListeners and mActiveListeners" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 653); AnnotateMozCrashReason("MOZ_ASSERT" "(" "!mActiveListeners.Contains(aListener)" ") (" "A DeviceListener should only be once in one of " "mInactiveListeners and mActiveListeners" ")"); do { *((volatile int*)__null) = 653; __attribute__((nomerge )) ::abort(); } while (false); } } while (false) |
| 652 | "A DeviceListener should only be once in one of "do { static_assert( mozilla::detail::AssertionConditionType< decltype(!mActiveListeners.Contains(aListener))>::isValid, "invalid assertion condition"); if ((__builtin_expect(!!(!(! !(!mActiveListeners.Contains(aListener)))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("!mActiveListeners.Contains(aListener)" " (" "A DeviceListener should only be once in one of " "mInactiveListeners and mActiveListeners" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 653); AnnotateMozCrashReason("MOZ_ASSERT" "(" "!mActiveListeners.Contains(aListener)" ") (" "A DeviceListener should only be once in one of " "mInactiveListeners and mActiveListeners" ")"); do { *((volatile int*)__null) = 653; __attribute__((nomerge )) ::abort(); } while (false); } } while (false) |
| 653 | "mInactiveListeners and mActiveListeners")do { static_assert( mozilla::detail::AssertionConditionType< decltype(!mActiveListeners.Contains(aListener))>::isValid, "invalid assertion condition"); if ((__builtin_expect(!!(!(! !(!mActiveListeners.Contains(aListener)))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("!mActiveListeners.Contains(aListener)" " (" "A DeviceListener should only be once in one of " "mInactiveListeners and mActiveListeners" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 653); AnnotateMozCrashReason("MOZ_ASSERT" "(" "!mActiveListeners.Contains(aListener)" ") (" "A DeviceListener should only be once in one of " "mInactiveListeners and mActiveListeners" ")"); do { *((volatile int*)__null) = 653; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 654 | |
| 655 | LOG("GUMWindowListener %p stopping DeviceListener %p.", this, |
| 656 | aListener.get()); |
| 657 | aListener->Stop(); |
| 658 | |
| 659 | if (LocalMediaDevice* removedDevice = aListener->GetDevice()) { |
| 660 | bool revokePermission = true; |
| 661 | nsString removedRawId; |
| 662 | nsString removedSourceType; |
| 663 | removedDevice->GetRawId(removedRawId); |
| 664 | removedDevice->GetMediaSource(removedSourceType); |
| 665 | |
| 666 | for (const auto& l : mActiveListeners) { |
| 667 | if (LocalMediaDevice* device = l->GetDevice()) { |
| 668 | nsString rawId; |
| 669 | device->GetRawId(rawId); |
| 670 | if (removedRawId.Equals(rawId)) { |
| 671 | revokePermission = false; |
| 672 | break; |
| 673 | } |
| 674 | } |
| 675 | } |
| 676 | |
| 677 | if (revokePermission) { |
| 678 | nsCOMPtr<nsIObserverService> obs = services::GetObserverService(); |
| 679 | auto* window = nsGlobalWindowInner::GetInnerWindowWithId(mWindowID); |
| 680 | auto req = MakeRefPtr<GetUserMediaRequest>( |
| 681 | window, removedRawId, removedSourceType, |
| 682 | UserActivation::IsHandlingUserInput()); |
| 683 | obs->NotifyWhenScriptSafe(req, "recording-device-stopped", nullptr); |
| 684 | } |
| 685 | } |
| 686 | |
| 687 | if (mInactiveListeners.Length() == 0 && mActiveListeners.Length() == 0) { |
| 688 | LOG("GUMWindowListener %p Removed last DeviceListener. Cleaning up.", |
| 689 | this); |
| 690 | RemoveAll(); |
| 691 | } |
| 692 | |
| 693 | nsCOMPtr<nsIEventTarget> mainTarget = do_GetMainThread(); |
| 694 | // To allow being invoked by callers not holding a strong reference to self, |
| 695 | // hold the listener alive until the stack has unwound, by always |
| 696 | // dispatching a runnable (aAlwaysProxy = true) |
| 697 | NS_ProxyRelease(__func__, mainTarget, aListener.forget(), true); |
| 698 | return true; |
| 699 | } |
| 700 | |
| 701 | /** |
| 702 | * Stops all screen/window/audioCapture sharing, but not camera or microphone. |
| 703 | */ |
| 704 | void StopSharing(); |
| 705 | |
| 706 | void StopRawID(const nsString& removedDeviceID); |
| 707 | |
| 708 | void MuteOrUnmuteCameras(bool aMute); |
| 709 | void MuteOrUnmuteMicrophones(bool aMute); |
| 710 | |
| 711 | /** |
| 712 | * Called by one of our DeviceListeners when one of its tracks has changed so |
| 713 | * that chrome state is affected. |
| 714 | * Schedules an event for the next stable state to update chrome. |
| 715 | */ |
| 716 | void ChromeAffectingStateChanged(); |
| 717 | |
| 718 | /** |
| 719 | * Called in stable state to send a notification to update chrome. |
| 720 | */ |
| 721 | void NotifyChrome(); |
| 722 | |
| 723 | bool CapturingVideo() const { |
| 724 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 724); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 724; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 725 | for (auto& l : mActiveListeners) { |
| 726 | if (l->CapturingVideo()) { |
| 727 | return true; |
| 728 | } |
| 729 | } |
| 730 | return false; |
| 731 | } |
| 732 | |
| 733 | bool CapturingAudio() const { |
| 734 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 734); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 734; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 735 | for (auto& l : mActiveListeners) { |
| 736 | if (l->CapturingAudio()) { |
| 737 | return true; |
| 738 | } |
| 739 | } |
| 740 | return false; |
| 741 | } |
| 742 | |
| 743 | CaptureState CapturingSource(MediaSourceEnum aSource) const { |
| 744 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 744); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 744; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 745 | CaptureState result = CaptureState::Off; |
| 746 | for (auto& l : mActiveListeners) { |
| 747 | result = CombineCaptureState(result, l->CapturingSource(aSource)); |
| 748 | } |
| 749 | return result; |
| 750 | } |
| 751 | |
| 752 | RefPtr<LocalMediaDeviceSetRefCnt> GetDevices() { |
| 753 | RefPtr devices = new LocalMediaDeviceSetRefCnt(); |
| 754 | for (auto& l : mActiveListeners) { |
| 755 | devices->AppendElement(l->GetDevice()); |
| 756 | } |
| 757 | return devices; |
| 758 | } |
| 759 | |
| 760 | uint64_t WindowID() const { return mWindowID; } |
| 761 | |
| 762 | PrincipalHandle GetPrincipalHandle() const { return mPrincipalHandle; } |
| 763 | |
| 764 | size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const { |
| 765 | size_t amount = aMallocSizeOf(this); |
| 766 | // Assume mPrincipalHandle refers to a principal owned elsewhere. |
| 767 | amount += mInactiveListeners.ShallowSizeOfExcludingThis(aMallocSizeOf); |
| 768 | for (const RefPtr<DeviceListener>& listener : mInactiveListeners) { |
| 769 | amount += listener->SizeOfIncludingThis(aMallocSizeOf); |
| 770 | } |
| 771 | amount += mActiveListeners.ShallowSizeOfExcludingThis(aMallocSizeOf); |
| 772 | for (const RefPtr<DeviceListener>& listener : mActiveListeners) { |
| 773 | amount += listener->SizeOfIncludingThis(aMallocSizeOf); |
| 774 | } |
| 775 | return amount; |
| 776 | } |
| 777 | |
| 778 | private: |
| 779 | ~GetUserMediaWindowListener() { |
| 780 | MOZ_ASSERT(mInactiveListeners.Length() == 0,do { static_assert( mozilla::detail::AssertionConditionType< decltype(mInactiveListeners.Length() == 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(mInactiveListeners.Length() == 0))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("mInactiveListeners.Length() == 0" " (" "Inactive listeners should already be removed" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 781); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mInactiveListeners.Length() == 0" ") (" "Inactive listeners should already be removed" ")"); do { *((volatile int*)__null) = 781; __attribute__((nomerge)) :: abort(); } while (false); } } while (false) |
| 781 | "Inactive listeners should already be removed")do { static_assert( mozilla::detail::AssertionConditionType< decltype(mInactiveListeners.Length() == 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(mInactiveListeners.Length() == 0))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("mInactiveListeners.Length() == 0" " (" "Inactive listeners should already be removed" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 781); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mInactiveListeners.Length() == 0" ") (" "Inactive listeners should already be removed" ")"); do { *((volatile int*)__null) = 781; __attribute__((nomerge)) :: abort(); } while (false); } } while (false); |
| 782 | MOZ_ASSERT(mActiveListeners.Length() == 0,do { static_assert( mozilla::detail::AssertionConditionType< decltype(mActiveListeners.Length() == 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(mActiveListeners.Length() == 0))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("mActiveListeners.Length() == 0" " (" "Active listeners should already be removed" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 783); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mActiveListeners.Length() == 0" ") (" "Active listeners should already be removed" ")"); do { *((volatile int*)__null) = 783; __attribute__((nomerge)) ::abort (); } while (false); } } while (false) |
| 783 | "Active listeners should already be removed")do { static_assert( mozilla::detail::AssertionConditionType< decltype(mActiveListeners.Length() == 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(mActiveListeners.Length() == 0))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("mActiveListeners.Length() == 0" " (" "Active listeners should already be removed" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 783); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mActiveListeners.Length() == 0" ") (" "Active listeners should already be removed" ")"); do { *((volatile int*)__null) = 783; __attribute__((nomerge)) ::abort (); } while (false); } } while (false); |
| 784 | } |
| 785 | |
| 786 | uint64_t mWindowID; |
| 787 | const PrincipalHandle mPrincipalHandle; |
| 788 | |
| 789 | // true if we have scheduled a task to notify chrome in the next stable state. |
| 790 | // The task will reset this to false. MainThread only. |
| 791 | bool mChromeNotificationTaskPosted; |
| 792 | |
| 793 | nsTArray<RefPtr<DeviceListener>> mInactiveListeners; |
| 794 | nsTArray<RefPtr<DeviceListener>> mActiveListeners; |
| 795 | |
| 796 | // Whether camera and microphone access in this window are currently |
| 797 | // User Agent (UA) muted. When true, new and cloned tracks must start |
| 798 | // out muted, to avoid JS circumventing UA mute. Per-camera and |
| 799 | // per-microphone UA muting is not supported. |
| 800 | bool mCamerasAreMuted = false; |
| 801 | bool mMicrophonesAreMuted = false; |
| 802 | }; |
| 803 | |
| 804 | class LocalTrackSource : public MediaStreamTrackSource { |
| 805 | public: |
| 806 | LocalTrackSource(nsIPrincipal* aPrincipal, const nsString& aLabel, |
| 807 | const RefPtr<DeviceListener>& aListener, |
| 808 | MediaSourceEnum aSource, MediaTrack* aTrack, |
| 809 | RefPtr<PeerIdentity> aPeerIdentity, |
| 810 | TrackingId aTrackingId = TrackingId()) |
| 811 | : MediaStreamTrackSource(aPrincipal, aLabel, std::move(aTrackingId)), |
| 812 | mSource(aSource), |
| 813 | mTrack(aTrack), |
| 814 | mPeerIdentity(std::move(aPeerIdentity)), |
| 815 | mListener(aListener.get()) {} |
| 816 | |
| 817 | MediaSourceEnum GetMediaSource() const override { return mSource; } |
| 818 | |
| 819 | const PeerIdentity* GetPeerIdentity() const override { return mPeerIdentity; } |
| 820 | |
| 821 | RefPtr<MediaStreamTrackSource::ApplyConstraintsPromise> ApplyConstraints( |
| 822 | const MediaTrackConstraints& aConstraints, |
| 823 | CallerType aCallerType) override { |
| 824 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 824); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 824; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 825 | if (sHasMainThreadShutdown || !mListener) { |
| 826 | // Track has been stopped, or we are in shutdown. In either case |
| 827 | // there's no observable outcome, so pretend we succeeded. |
| 828 | return MediaStreamTrackSource::ApplyConstraintsPromise::CreateAndResolve( |
| 829 | false, __func__); |
| 830 | } |
| 831 | return mListener->ApplyConstraints(aConstraints, aCallerType); |
| 832 | } |
| 833 | |
| 834 | void GetSettings(MediaTrackSettings& aOutSettings) override { |
| 835 | if (mListener) { |
| 836 | mListener->GetSettings(aOutSettings); |
| 837 | } |
| 838 | } |
| 839 | |
| 840 | void GetCapabilities(MediaTrackCapabilities& aOutCapabilities) override { |
| 841 | if (mListener) { |
| 842 | mListener->GetCapabilities(aOutCapabilities); |
| 843 | } |
| 844 | } |
| 845 | |
| 846 | void Stop() override { |
| 847 | if (mListener) { |
| 848 | mListener->Stop(); |
| 849 | mListener = nullptr; |
| 850 | } |
| 851 | if (!mTrack->IsDestroyed()) { |
| 852 | mTrack->Destroy(); |
| 853 | } |
| 854 | } |
| 855 | |
| 856 | void Disable() override { |
| 857 | if (mListener) { |
| 858 | mListener->SetDeviceEnabled(false); |
| 859 | } |
| 860 | } |
| 861 | |
| 862 | void Enable() override { |
| 863 | if (mListener) { |
| 864 | mListener->SetDeviceEnabled(true); |
| 865 | } |
| 866 | } |
| 867 | |
| 868 | void Mute() { |
| 869 | MutedChanged(true); |
| 870 | mTrack->SetDisabledTrackMode(DisabledTrackMode::SILENCE_BLACK); |
| 871 | } |
| 872 | |
| 873 | void Unmute() { |
| 874 | MutedChanged(false); |
| 875 | mTrack->SetDisabledTrackMode(DisabledTrackMode::ENABLED); |
| 876 | } |
| 877 | |
| 878 | const MediaSourceEnum mSource; |
| 879 | const RefPtr<MediaTrack> mTrack; |
| 880 | const RefPtr<const PeerIdentity> mPeerIdentity; |
| 881 | |
| 882 | protected: |
| 883 | ~LocalTrackSource() { |
| 884 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 884); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 884; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 885 | MOZ_ASSERT(mTrack->IsDestroyed())do { static_assert( mozilla::detail::AssertionConditionType< decltype(mTrack->IsDestroyed())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(mTrack->IsDestroyed()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("mTrack->IsDestroyed()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 885); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mTrack->IsDestroyed()" ")"); do { *((volatile int*)__null) = 885; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 886 | } |
| 887 | |
| 888 | // This is a weak pointer to avoid having the DeviceListener (which may |
| 889 | // have references to threads and threadpools) kept alive by DOM-objects |
| 890 | // that may have ref-cycles and thus are released very late during |
| 891 | // shutdown, even after xpcom-shutdown-threads. See bug 1351655 for what |
| 892 | // can happen. |
| 893 | WeakPtr<DeviceListener> mListener; |
| 894 | }; |
| 895 | |
| 896 | class AudioCaptureTrackSource : public LocalTrackSource { |
| 897 | public: |
| 898 | AudioCaptureTrackSource(nsIPrincipal* aPrincipal, nsPIDOMWindowInner* aWindow, |
| 899 | const nsString& aLabel, |
| 900 | AudioCaptureTrack* aAudioCaptureTrack, |
| 901 | RefPtr<PeerIdentity> aPeerIdentity) |
| 902 | : LocalTrackSource(aPrincipal, aLabel, nullptr, |
| 903 | MediaSourceEnum::AudioCapture, aAudioCaptureTrack, |
| 904 | std::move(aPeerIdentity)), |
| 905 | mWindow(aWindow), |
| 906 | mAudioCaptureTrack(aAudioCaptureTrack) { |
| 907 | mAudioCaptureTrack->Start(); |
| 908 | mAudioCaptureTrack->Graph()->RegisterCaptureTrackForWindow( |
| 909 | mWindow->WindowID(), mAudioCaptureTrack); |
| 910 | mWindow->SetAudioCapture(true); |
| 911 | } |
| 912 | |
| 913 | void Stop() override { |
| 914 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 914); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 914; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 915 | if (!mAudioCaptureTrack->IsDestroyed()) { |
| 916 | MOZ_ASSERT(mWindow)do { static_assert( mozilla::detail::AssertionConditionType< decltype(mWindow)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(mWindow))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("mWindow", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 916); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mWindow" ")" ); do { *((volatile int*)__null) = 916; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 917 | mWindow->SetAudioCapture(false); |
| 918 | mAudioCaptureTrack->Graph()->UnregisterCaptureTrackForWindow( |
| 919 | mWindow->WindowID()); |
| 920 | mWindow = nullptr; |
| 921 | } |
| 922 | // LocalTrackSource destroys the track. |
| 923 | LocalTrackSource::Stop(); |
| 924 | MOZ_ASSERT(mAudioCaptureTrack->IsDestroyed())do { static_assert( mozilla::detail::AssertionConditionType< decltype(mAudioCaptureTrack->IsDestroyed())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(mAudioCaptureTrack->IsDestroyed ()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("mAudioCaptureTrack->IsDestroyed()", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 924); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mAudioCaptureTrack->IsDestroyed()" ")"); do { *((volatile int*)__null) = 924; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 925 | } |
| 926 | |
| 927 | ProcessedMediaTrack* InputTrack() const { return mAudioCaptureTrack.get(); } |
| 928 | |
| 929 | protected: |
| 930 | ~AudioCaptureTrackSource() { |
| 931 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 931); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 931; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 932 | MOZ_ASSERT(mAudioCaptureTrack->IsDestroyed())do { static_assert( mozilla::detail::AssertionConditionType< decltype(mAudioCaptureTrack->IsDestroyed())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(mAudioCaptureTrack->IsDestroyed ()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("mAudioCaptureTrack->IsDestroyed()", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 932); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mAudioCaptureTrack->IsDestroyed()" ")"); do { *((volatile int*)__null) = 932; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 933 | } |
| 934 | |
| 935 | RefPtr<nsPIDOMWindowInner> mWindow; |
| 936 | const RefPtr<AudioCaptureTrack> mAudioCaptureTrack; |
| 937 | }; |
| 938 | |
| 939 | /** |
| 940 | * nsIMediaDevice implementation. |
| 941 | */ |
| 942 | NS_IMPL_ISUPPORTS(LocalMediaDevice, nsIMediaDevice)MozExternalRefCountType LocalMediaDevice::AddRef(void) { static_assert (!std::is_destructible_v<LocalMediaDevice>, "Reference-counted class " "LocalMediaDevice" " should not have a public destructor. " "Make this class's destructor non-public" ); do { static_assert( mozilla::detail::AssertionConditionType <decltype(int32_t(mRefCnt) >= 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(int32_t(mRefCnt) >= 0))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("int32_t(mRefCnt) >= 0" " (" "illegal refcnt" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 942); AnnotateMozCrashReason("MOZ_ASSERT" "(" "int32_t(mRefCnt) >= 0" ") (" "illegal refcnt" ")"); do { *((volatile int*)__null) = 942; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); do { static_assert( mozilla::detail::AssertionConditionType <decltype("LocalMediaDevice" != nullptr)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!("LocalMediaDevice" != nullptr ))), 0))) { do { } while (false); MOZ_ReportAssertionFailure( "\"LocalMediaDevice\" != nullptr" " (" "Must specify a name" ")" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 942); AnnotateMozCrashReason("MOZ_ASSERT" "(" "\"LocalMediaDevice\" != nullptr" ") (" "Must specify a name" ")"); do { *((volatile int*)__null ) = 942; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (!mRefCnt.isThreadSafe) _mOwningThread .AssertOwnership("LocalMediaDevice" " not thread-safe"); nsrefcnt count = ++mRefCnt; NS_LogAddRef((this), (count), ("LocalMediaDevice" ), (uint32_t)(sizeof(*this))); return count; } MozExternalRefCountType LocalMediaDevice::Release(void) { do { static_assert( mozilla ::detail::AssertionConditionType<decltype(int32_t(mRefCnt) > 0)>::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(int32_t(mRefCnt) > 0))), 0))) { do { } while (false ); MOZ_ReportAssertionFailure("int32_t(mRefCnt) > 0" " (" "dup release" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 942); AnnotateMozCrashReason("MOZ_ASSERT" "(" "int32_t(mRefCnt) > 0" ") (" "dup release" ")"); do { *((volatile int*)__null) = 942 ; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); do { static_assert( mozilla::detail::AssertionConditionType <decltype("LocalMediaDevice" != nullptr)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!("LocalMediaDevice" != nullptr ))), 0))) { do { } while (false); MOZ_ReportAssertionFailure( "\"LocalMediaDevice\" != nullptr" " (" "Must specify a name" ")" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 942); AnnotateMozCrashReason("MOZ_ASSERT" "(" "\"LocalMediaDevice\" != nullptr" ") (" "Must specify a name" ")"); do { *((volatile int*)__null ) = 942; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (!mRefCnt.isThreadSafe) _mOwningThread .AssertOwnership("LocalMediaDevice" " not thread-safe"); const char* const nametmp = "LocalMediaDevice"; nsrefcnt count = -- mRefCnt; NS_LogRelease((this), (count), (nametmp)); if (count == 0) { mRefCnt = 1; delete (this); return 0; } return count ; } nsresult LocalMediaDevice::QueryInterface(const nsIID& aIID, void** aInstancePtr) { do { if (!(aInstancePtr)) { NS_DebugBreak (NS_DEBUG_ASSERTION, "QueryInterface requires a non-NULL destination!" , "aInstancePtr", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 942); MOZ_PretendNoReturn(); } } while (0); nsresult rv = NS_ERROR_FAILURE ; static_assert(1 > 0, "Need more arguments to NS_INTERFACE_TABLE" ); static const QITableEntry table[] = { {&mozilla::detail ::kImplementedIID<LocalMediaDevice, nsIMediaDevice>, int32_t ( reinterpret_cast<char*>(static_cast<nsIMediaDevice *>((LocalMediaDevice*)0x1000)) - reinterpret_cast<char* >((LocalMediaDevice*)0x1000))}, {&mozilla::detail::kImplementedIID <LocalMediaDevice, nsISupports>, int32_t(reinterpret_cast <char*>(static_cast<nsISupports*>( static_cast< nsIMediaDevice*>((LocalMediaDevice*)0x1000))) - reinterpret_cast <char*>((LocalMediaDevice*)0x1000))}, { nullptr, 0 } } ; static_assert((sizeof(table) / sizeof(table[0])) > 1, "need at least 1 interface" ); rv = NS_TableDrivenQI(static_cast<void*>(this), aIID , aInstancePtr, table); return rv; } |
| 943 | |
| 944 | MediaDevice::MediaDevice(MediaEngine* aEngine, MediaSourceEnum aMediaSource, |
| 945 | const nsString& aRawName, const nsString& aRawID, |
| 946 | const nsString& aRawGroupID, IsScary aIsScary, |
| 947 | const OsPromptable canRequestOsLevelPrompt, |
| 948 | const IsPlaceholder aIsPlaceholder) |
| 949 | : mEngine(aEngine), |
| 950 | mAudioDeviceInfo(nullptr), |
| 951 | mMediaSource(aMediaSource), |
| 952 | mKind(MediaEngineSource::IsVideo(aMediaSource) |
| 953 | ? MediaDeviceKind::Videoinput |
| 954 | : MediaDeviceKind::Audioinput), |
| 955 | mScary(aIsScary == IsScary::Yes), |
| 956 | mCanRequestOsLevelPrompt(canRequestOsLevelPrompt == OsPromptable::Yes), |
| 957 | mIsFake(mEngine->IsFake()), |
| 958 | mIsPlaceholder(aIsPlaceholder == IsPlaceholder::Yes), |
| 959 | mType(NS_ConvertASCIItoUTF16(dom::GetEnumString(mKind))), |
| 960 | mRawID(aRawID), |
| 961 | mRawGroupID(aRawGroupID), |
| 962 | mRawName(aRawName) { |
| 963 | MOZ_ASSERT(mEngine)do { static_assert( mozilla::detail::AssertionConditionType< decltype(mEngine)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(mEngine))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("mEngine", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 963); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mEngine" ")" ); do { *((volatile int*)__null) = 963; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 964 | } |
| 965 | |
| 966 | MediaDevice::MediaDevice(MediaEngine* aEngine, |
| 967 | const RefPtr<AudioDeviceInfo>& aAudioDeviceInfo, |
| 968 | const nsString& aRawID) |
| 969 | : mEngine(aEngine), |
| 970 | mAudioDeviceInfo(aAudioDeviceInfo), |
| 971 | mMediaSource(mAudioDeviceInfo->Type() == AudioDeviceInfo::TYPE_INPUT |
| 972 | ? MediaSourceEnum::Microphone |
| 973 | : MediaSourceEnum::Other), |
| 974 | mKind(mMediaSource == MediaSourceEnum::Microphone |
| 975 | ? MediaDeviceKind::Audioinput |
| 976 | : MediaDeviceKind::Audiooutput), |
| 977 | mScary(false), |
| 978 | mCanRequestOsLevelPrompt(false), |
| 979 | mIsFake(false), |
| 980 | mIsPlaceholder(false), |
| 981 | mType(NS_ConvertASCIItoUTF16(dom::GetEnumString(mKind))), |
| 982 | mRawID(aRawID), |
| 983 | mRawGroupID(mAudioDeviceInfo->GroupID()), |
| 984 | mRawName(mAudioDeviceInfo->Name()) {} |
| 985 | |
| 986 | /* static */ |
| 987 | RefPtr<MediaDevice> MediaDevice::CopyWithNewRawGroupId( |
| 988 | const RefPtr<MediaDevice>& aOther, const nsString& aRawGroupID) { |
| 989 | MOZ_ASSERT(!aOther->mAudioDeviceInfo, "device not supported")do { static_assert( mozilla::detail::AssertionConditionType< decltype(!aOther->mAudioDeviceInfo)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(!aOther->mAudioDeviceInfo ))), 0))) { do { } while (false); MOZ_ReportAssertionFailure( "!aOther->mAudioDeviceInfo" " (" "device not supported" ")" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 989); AnnotateMozCrashReason("MOZ_ASSERT" "(" "!aOther->mAudioDeviceInfo" ") (" "device not supported" ")"); do { *((volatile int*)__null ) = 989; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); |
| 990 | return new MediaDevice(aOther->mEngine, aOther->mMediaSource, |
| 991 | aOther->mRawName, aOther->mRawID, aRawGroupID, |
| 992 | IsScary(aOther->mScary), |
| 993 | OsPromptable(aOther->mCanRequestOsLevelPrompt), |
| 994 | IsPlaceholder(aOther->mIsPlaceholder)); |
| 995 | } |
| 996 | |
| 997 | MediaDevice::~MediaDevice() = default; |
| 998 | |
| 999 | LocalMediaDevice::LocalMediaDevice(RefPtr<const MediaDevice> aRawDevice, |
| 1000 | const nsString& aID, |
| 1001 | const nsString& aGroupID, |
| 1002 | const nsString& aName) |
| 1003 | : mRawDevice(std::move(aRawDevice)), |
| 1004 | mName(aName), |
| 1005 | mID(aID), |
| 1006 | mGroupID(aGroupID) { |
| 1007 | MOZ_ASSERT(mRawDevice)do { static_assert( mozilla::detail::AssertionConditionType< decltype(mRawDevice)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(mRawDevice))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("mRawDevice", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1007); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mRawDevice" ")"); do { *((volatile int*)__null) = 1007; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1008 | } |
| 1009 | |
| 1010 | /** |
| 1011 | * Helper functions that implement the constraints algorithm from |
| 1012 | * http://dev.w3.org/2011/webrtc/editor/getusermedia.html#methods-5 |
| 1013 | */ |
| 1014 | |
| 1015 | /* static */ |
| 1016 | bool LocalMediaDevice::StringsContain( |
| 1017 | const OwningStringOrStringSequence& aStrings, nsString aN) { |
| 1018 | return aStrings.IsString() ? aStrings.GetAsString() == aN |
| 1019 | : aStrings.GetAsStringSequence().Contains(aN); |
| 1020 | } |
| 1021 | |
| 1022 | /* static */ |
| 1023 | uint32_t LocalMediaDevice::FitnessDistance( |
| 1024 | nsString aN, const ConstrainDOMStringParameters& aParams) { |
| 1025 | if (aParams.mExact.WasPassed() && |
| 1026 | !StringsContain(aParams.mExact.Value(), aN)) { |
| 1027 | return UINT32_MAX(4294967295U); |
| 1028 | } |
| 1029 | if (aParams.mIdeal.WasPassed() && |
| 1030 | !StringsContain(aParams.mIdeal.Value(), aN)) { |
| 1031 | return 1; |
| 1032 | } |
| 1033 | return 0; |
| 1034 | } |
| 1035 | |
| 1036 | // Binding code doesn't templatize well... |
| 1037 | |
| 1038 | /* static */ |
| 1039 | uint32_t LocalMediaDevice::FitnessDistance( |
| 1040 | nsString aN, |
| 1041 | const OwningStringOrStringSequenceOrConstrainDOMStringParameters& |
| 1042 | aConstraint) { |
| 1043 | if (aConstraint.IsString()) { |
| 1044 | ConstrainDOMStringParameters params; |
| 1045 | params.mIdeal.Construct(); |
| 1046 | params.mIdeal.Value().SetAsString() = aConstraint.GetAsString(); |
| 1047 | return FitnessDistance(aN, params); |
| 1048 | } else if (aConstraint.IsStringSequence()) { |
| 1049 | ConstrainDOMStringParameters params; |
| 1050 | params.mIdeal.Construct(); |
| 1051 | params.mIdeal.Value().SetAsStringSequence() = |
| 1052 | aConstraint.GetAsStringSequence(); |
| 1053 | return FitnessDistance(aN, params); |
| 1054 | } else { |
| 1055 | return FitnessDistance(aN, aConstraint.GetAsConstrainDOMStringParameters()); |
| 1056 | } |
| 1057 | } |
| 1058 | |
| 1059 | uint32_t LocalMediaDevice::GetBestFitnessDistance( |
| 1060 | const nsTArray<const NormalizedConstraintSet*>& aConstraintSets, |
| 1061 | CallerType aCallerType) { |
| 1062 | MOZ_ASSERT(MediaManager::IsInMediaThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(MediaManager::IsInMediaThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(MediaManager::IsInMediaThread ()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("MediaManager::IsInMediaThread()", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1062); AnnotateMozCrashReason("MOZ_ASSERT" "(" "MediaManager::IsInMediaThread()" ")"); do { *((volatile int*)__null) = 1062; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1063 | MOZ_ASSERT(GetMediaSource() != MediaSourceEnum::Other)do { static_assert( mozilla::detail::AssertionConditionType< decltype(GetMediaSource() != MediaSourceEnum::Other)>::isValid , "invalid assertion condition"); if ((__builtin_expect(!!(!( !!(GetMediaSource() != MediaSourceEnum::Other))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("GetMediaSource() != MediaSourceEnum::Other" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1063); AnnotateMozCrashReason("MOZ_ASSERT" "(" "GetMediaSource() != MediaSourceEnum::Other" ")"); do { *((volatile int*)__null) = 1063; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1064 | |
| 1065 | bool isChrome = aCallerType == CallerType::System; |
| 1066 | const nsString& id = isChrome ? RawID() : mID; |
| 1067 | auto type = GetMediaSource(); |
| 1068 | uint64_t distance = 0; |
| 1069 | if (!aConstraintSets.IsEmpty()) { |
| 1070 | if (isChrome /* For the screen/window sharing preview */ || |
| 1071 | type == MediaSourceEnum::Camera || |
| 1072 | type == MediaSourceEnum::Microphone) { |
| 1073 | distance += uint64_t(MediaConstraintsHelper::FitnessDistance( |
| 1074 | Some(id), aConstraintSets[0]->mDeviceId)) + |
| 1075 | uint64_t(MediaConstraintsHelper::FitnessDistance( |
| 1076 | Some(mGroupID), aConstraintSets[0]->mGroupId)); |
| 1077 | } |
| 1078 | } |
| 1079 | if (distance < UINT32_MAX(4294967295U)) { |
| 1080 | // Forward request to underlying object to interrogate per-mode |
| 1081 | // capabilities. |
| 1082 | distance += Source()->GetBestFitnessDistance(aConstraintSets); |
| 1083 | } |
| 1084 | return std::min<uint64_t>(distance, UINT32_MAX(4294967295U)); |
| 1085 | } |
| 1086 | |
| 1087 | NS_IMETHODIMPnsresult |
| 1088 | LocalMediaDevice::GetRawName(nsAString& aName) { |
| 1089 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1089); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 1089; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1090 | aName.Assign(mRawDevice->mRawName); |
| 1091 | return NS_OK; |
| 1092 | } |
| 1093 | |
| 1094 | NS_IMETHODIMPnsresult |
| 1095 | LocalMediaDevice::GetType(nsAString& aType) { |
| 1096 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1096); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 1096; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1097 | aType.Assign(mRawDevice->mType); |
| 1098 | return NS_OK; |
| 1099 | } |
| 1100 | |
| 1101 | NS_IMETHODIMPnsresult |
| 1102 | LocalMediaDevice::GetRawId(nsAString& aID) { |
| 1103 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1103); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 1103; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1104 | aID.Assign(RawID()); |
| 1105 | return NS_OK; |
| 1106 | } |
| 1107 | |
| 1108 | NS_IMETHODIMPnsresult |
| 1109 | LocalMediaDevice::GetId(nsAString& aID) { |
| 1110 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1110); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 1110; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1111 | aID.Assign(mID); |
| 1112 | return NS_OK; |
| 1113 | } |
| 1114 | |
| 1115 | NS_IMETHODIMPnsresult |
| 1116 | LocalMediaDevice::GetScary(bool* aScary) { |
| 1117 | *aScary = mRawDevice->mScary; |
| 1118 | return NS_OK; |
| 1119 | } |
| 1120 | |
| 1121 | NS_IMETHODIMPnsresult |
| 1122 | LocalMediaDevice::GetCanRequestOsLevelPrompt(bool* aCanRequestOsLevelPrompt) { |
| 1123 | *aCanRequestOsLevelPrompt = mRawDevice->mCanRequestOsLevelPrompt; |
| 1124 | return NS_OK; |
| 1125 | } |
| 1126 | |
| 1127 | void LocalMediaDevice::GetSettings(MediaTrackSettings& aOutSettings) { |
| 1128 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1128); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 1128; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1129 | Source()->GetSettings(aOutSettings); |
| 1130 | } |
| 1131 | |
| 1132 | void LocalMediaDevice::GetCapabilities( |
| 1133 | MediaTrackCapabilities& aOutCapabilities) { |
| 1134 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1134); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 1134; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1135 | Source()->GetCapabilities(aOutCapabilities); |
| 1136 | } |
| 1137 | |
| 1138 | MediaEngineSource* LocalMediaDevice::Source() { |
| 1139 | if (!mSource) { |
| 1140 | mSource = mRawDevice->mEngine->CreateSource(mRawDevice); |
| 1141 | } |
| 1142 | return mSource; |
| 1143 | } |
| 1144 | |
| 1145 | const TrackingId& LocalMediaDevice::GetTrackingId() const { |
| 1146 | return mSource->GetTrackingId(); |
| 1147 | } |
| 1148 | |
| 1149 | // Threadsafe since mKind and mSource are const. |
| 1150 | NS_IMETHODIMPnsresult |
| 1151 | LocalMediaDevice::GetMediaSource(nsAString& aMediaSource) { |
| 1152 | if (Kind() == MediaDeviceKind::Audiooutput) { |
| 1153 | aMediaSource.Truncate(); |
| 1154 | } else { |
| 1155 | aMediaSource.AssignASCII(dom::GetEnumString(GetMediaSource())); |
| 1156 | } |
| 1157 | return NS_OK; |
| 1158 | } |
| 1159 | |
| 1160 | nsresult LocalMediaDevice::Allocate(const MediaTrackConstraints& aConstraints, |
| 1161 | const MediaEnginePrefs& aPrefs, |
| 1162 | uint64_t aWindowID, |
| 1163 | const char** aOutBadConstraint) { |
| 1164 | MOZ_ASSERT(MediaManager::IsInMediaThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(MediaManager::IsInMediaThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(MediaManager::IsInMediaThread ()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("MediaManager::IsInMediaThread()", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1164); AnnotateMozCrashReason("MOZ_ASSERT" "(" "MediaManager::IsInMediaThread()" ")"); do { *((volatile int*)__null) = 1164; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1165 | |
| 1166 | // Mock failure for automated tests. |
| 1167 | if (IsFake() && aConstraints.mDeviceId.WasPassed() && |
| 1168 | aConstraints.mDeviceId.Value().IsString() && |
| 1169 | aConstraints.mDeviceId.Value().GetAsString().EqualsASCII("bad device")) { |
| 1170 | return NS_ERROR_FAILURE; |
| 1171 | } |
| 1172 | |
| 1173 | return Source()->Allocate(aConstraints, aPrefs, aWindowID, aOutBadConstraint); |
| 1174 | } |
| 1175 | |
| 1176 | void LocalMediaDevice::SetTrack(const RefPtr<MediaTrack>& aTrack, |
| 1177 | const PrincipalHandle& aPrincipalHandle) { |
| 1178 | MOZ_ASSERT(MediaManager::IsInMediaThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(MediaManager::IsInMediaThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(MediaManager::IsInMediaThread ()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("MediaManager::IsInMediaThread()", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1178); AnnotateMozCrashReason("MOZ_ASSERT" "(" "MediaManager::IsInMediaThread()" ")"); do { *((volatile int*)__null) = 1178; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1179 | Source()->SetTrack(aTrack, aPrincipalHandle); |
| 1180 | } |
| 1181 | |
| 1182 | nsresult LocalMediaDevice::Start() { |
| 1183 | MOZ_ASSERT(MediaManager::IsInMediaThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(MediaManager::IsInMediaThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(MediaManager::IsInMediaThread ()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("MediaManager::IsInMediaThread()", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1183); AnnotateMozCrashReason("MOZ_ASSERT" "(" "MediaManager::IsInMediaThread()" ")"); do { *((volatile int*)__null) = 1183; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1184 | MOZ_ASSERT(Source())do { static_assert( mozilla::detail::AssertionConditionType< decltype(Source())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(Source()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("Source()", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1184); AnnotateMozCrashReason("MOZ_ASSERT" "(" "Source()" ")" ); do { *((volatile int*)__null) = 1184; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1185 | return Source()->Start(); |
| 1186 | } |
| 1187 | |
| 1188 | nsresult LocalMediaDevice::Reconfigure( |
| 1189 | const MediaTrackConstraints& aConstraints, const MediaEnginePrefs& aPrefs, |
| 1190 | const char** aOutBadConstraint) { |
| 1191 | MOZ_ASSERT(MediaManager::IsInMediaThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(MediaManager::IsInMediaThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(MediaManager::IsInMediaThread ()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("MediaManager::IsInMediaThread()", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1191); AnnotateMozCrashReason("MOZ_ASSERT" "(" "MediaManager::IsInMediaThread()" ")"); do { *((volatile int*)__null) = 1191; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1192 | auto type = GetMediaSource(); |
| 1193 | if (type == MediaSourceEnum::Camera || type == MediaSourceEnum::Microphone) { |
| 1194 | NormalizedConstraints c(aConstraints); |
| 1195 | if (MediaConstraintsHelper::FitnessDistance(Some(mID), c.mDeviceId) == |
| 1196 | UINT32_MAX(4294967295U)) { |
| 1197 | *aOutBadConstraint = "deviceId"; |
| 1198 | return NS_ERROR_INVALID_ARG; |
| 1199 | } |
| 1200 | if (MediaConstraintsHelper::FitnessDistance(Some(mGroupID), c.mGroupId) == |
| 1201 | UINT32_MAX(4294967295U)) { |
| 1202 | *aOutBadConstraint = "groupId"; |
| 1203 | return NS_ERROR_INVALID_ARG; |
| 1204 | } |
| 1205 | } |
| 1206 | return Source()->Reconfigure(aConstraints, aPrefs, aOutBadConstraint); |
| 1207 | } |
| 1208 | |
| 1209 | nsresult LocalMediaDevice::FocusOnSelectedSource() { |
| 1210 | MOZ_ASSERT(MediaManager::IsInMediaThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(MediaManager::IsInMediaThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(MediaManager::IsInMediaThread ()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("MediaManager::IsInMediaThread()", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1210); AnnotateMozCrashReason("MOZ_ASSERT" "(" "MediaManager::IsInMediaThread()" ")"); do { *((volatile int*)__null) = 1210; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1211 | return Source()->FocusOnSelectedSource(); |
| 1212 | } |
| 1213 | |
| 1214 | nsresult LocalMediaDevice::Stop() { |
| 1215 | MOZ_ASSERT(MediaManager::IsInMediaThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(MediaManager::IsInMediaThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(MediaManager::IsInMediaThread ()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("MediaManager::IsInMediaThread()", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1215); AnnotateMozCrashReason("MOZ_ASSERT" "(" "MediaManager::IsInMediaThread()" ")"); do { *((volatile int*)__null) = 1215; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1216 | MOZ_ASSERT(mSource)do { static_assert( mozilla::detail::AssertionConditionType< decltype(mSource)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(mSource))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("mSource", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1216); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mSource" ")" ); do { *((volatile int*)__null) = 1216; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1217 | return mSource->Stop(); |
| 1218 | } |
| 1219 | |
| 1220 | nsresult LocalMediaDevice::Deallocate() { |
| 1221 | MOZ_ASSERT(MediaManager::IsInMediaThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(MediaManager::IsInMediaThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(MediaManager::IsInMediaThread ()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("MediaManager::IsInMediaThread()", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1221); AnnotateMozCrashReason("MOZ_ASSERT" "(" "MediaManager::IsInMediaThread()" ")"); do { *((volatile int*)__null) = 1221; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1222 | MOZ_ASSERT(mSource)do { static_assert( mozilla::detail::AssertionConditionType< decltype(mSource)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(mSource))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("mSource", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1222); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mSource" ")" ); do { *((volatile int*)__null) = 1222; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1223 | return mSource->Deallocate(); |
| 1224 | } |
| 1225 | |
| 1226 | MediaSourceEnum MediaDevice::GetMediaSource() const { return mMediaSource; } |
| 1227 | |
| 1228 | static const MediaTrackConstraints& GetInvariant( |
| 1229 | const OwningBooleanOrMediaTrackConstraints& aUnion) { |
| 1230 | static const MediaTrackConstraints empty; |
| 1231 | return aUnion.IsMediaTrackConstraints() ? aUnion.GetAsMediaTrackConstraints() |
| 1232 | : empty; |
| 1233 | } |
| 1234 | |
| 1235 | // Source getter returning full list |
| 1236 | |
| 1237 | static void GetMediaDevices(MediaEngine* aEngine, MediaSourceEnum aSrcType, |
| 1238 | MediaManager::MediaDeviceSet& aResult, |
| 1239 | const char* aMediaDeviceName = nullptr) { |
| 1240 | MOZ_ASSERT(MediaManager::IsInMediaThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(MediaManager::IsInMediaThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(MediaManager::IsInMediaThread ()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("MediaManager::IsInMediaThread()", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1240); AnnotateMozCrashReason("MOZ_ASSERT" "(" "MediaManager::IsInMediaThread()" ")"); do { *((volatile int*)__null) = 1240; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1241 | |
| 1242 | LOG("%s: aEngine=%p, aSrcType=%" PRIu8"u" ", aMediaDeviceName=%s", __func__, |
| 1243 | aEngine, static_cast<uint8_t>(aSrcType), |
| 1244 | aMediaDeviceName ? aMediaDeviceName : "null"); |
| 1245 | nsTArray<RefPtr<MediaDevice>> devices; |
| 1246 | aEngine->EnumerateDevices(aSrcType, MediaSinkEnum::Other, &devices); |
| 1247 | |
| 1248 | /* |
| 1249 | * We're allowing multiple tabs to access the same camera for parity |
| 1250 | * with Chrome. See bug 811757 for some of the issues surrounding |
| 1251 | * this decision. To disallow, we'd filter by IsAvailable() as we used |
| 1252 | * to. |
| 1253 | */ |
| 1254 | if (aMediaDeviceName && *aMediaDeviceName) { |
| 1255 | for (auto& device : devices) { |
| 1256 | if (device->mRawName.EqualsASCII(aMediaDeviceName)) { |
| 1257 | aResult.AppendElement(device); |
| 1258 | LOG("%s: found aMediaDeviceName=%s", __func__, aMediaDeviceName); |
| 1259 | break; |
| 1260 | } |
| 1261 | } |
| 1262 | } else { |
| 1263 | aResult = std::move(devices); |
| 1264 | if (MOZ_LOG_TEST(gMediaManagerLog, mozilla::LogLevel::Debug)(__builtin_expect(!!(mozilla::detail::log_test(gMediaManagerLog , mozilla::LogLevel::Debug)), 0))) { |
| 1265 | for (auto& device : aResult) { |
| 1266 | LOG("%s: appending device=%s", __func__, |
| 1267 | NS_ConvertUTF16toUTF8(device->mRawName).get()); |
| 1268 | } |
| 1269 | } |
| 1270 | } |
| 1271 | } |
| 1272 | |
| 1273 | RefPtr<LocalDeviceSetPromise> MediaManager::SelectSettings( |
| 1274 | const MediaStreamConstraints& aConstraints, CallerType aCallerType, |
| 1275 | RefPtr<LocalMediaDeviceSetRefCnt> aDevices) { |
| 1276 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1276); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 1276; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1277 | |
| 1278 | // Algorithm accesses device capabilities code and must run on media thread. |
| 1279 | // Modifies passed-in aDevices. |
| 1280 | |
| 1281 | return MediaManager::Dispatch<LocalDeviceSetPromise>( |
| 1282 | __func__, [aConstraints, devices = std::move(aDevices), |
| 1283 | aCallerType](MozPromiseHolder<LocalDeviceSetPromise>& holder) { |
| 1284 | auto& devicesRef = *devices; |
| 1285 | |
| 1286 | // Since the advanced part of the constraints algorithm needs to know |
| 1287 | // when a candidate set is overconstrained (zero members), we must split |
| 1288 | // up the list into videos and audios, and put it back together again at |
| 1289 | // the end. |
| 1290 | |
| 1291 | nsTArray<RefPtr<LocalMediaDevice>> videos; |
| 1292 | nsTArray<RefPtr<LocalMediaDevice>> audios; |
| 1293 | |
| 1294 | for (const auto& device : devicesRef) { |
| 1295 | MOZ_ASSERT(device->Kind() == MediaDeviceKind::Videoinput ||do { static_assert( mozilla::detail::AssertionConditionType< decltype(device->Kind() == MediaDeviceKind::Videoinput || device ->Kind() == MediaDeviceKind::Audioinput)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(device->Kind() == MediaDeviceKind ::Videoinput || device->Kind() == MediaDeviceKind::Audioinput ))), 0))) { do { } while (false); MOZ_ReportAssertionFailure( "device->Kind() == MediaDeviceKind::Videoinput || device->Kind() == MediaDeviceKind::Audioinput" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1296); AnnotateMozCrashReason("MOZ_ASSERT" "(" "device->Kind() == MediaDeviceKind::Videoinput || device->Kind() == MediaDeviceKind::Audioinput" ")"); do { *((volatile int*)__null) = 1296; __attribute__((nomerge )) ::abort(); } while (false); } } while (false) |
| 1296 | device->Kind() == MediaDeviceKind::Audioinput)do { static_assert( mozilla::detail::AssertionConditionType< decltype(device->Kind() == MediaDeviceKind::Videoinput || device ->Kind() == MediaDeviceKind::Audioinput)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(device->Kind() == MediaDeviceKind ::Videoinput || device->Kind() == MediaDeviceKind::Audioinput ))), 0))) { do { } while (false); MOZ_ReportAssertionFailure( "device->Kind() == MediaDeviceKind::Videoinput || device->Kind() == MediaDeviceKind::Audioinput" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1296); AnnotateMozCrashReason("MOZ_ASSERT" "(" "device->Kind() == MediaDeviceKind::Videoinput || device->Kind() == MediaDeviceKind::Audioinput" ")"); do { *((volatile int*)__null) = 1296; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1297 | if (device->Kind() == MediaDeviceKind::Videoinput) { |
| 1298 | videos.AppendElement(device); |
| 1299 | } else if (device->Kind() == MediaDeviceKind::Audioinput) { |
| 1300 | audios.AppendElement(device); |
| 1301 | } |
| 1302 | } |
| 1303 | devicesRef.Clear(); |
| 1304 | const char* badConstraint = nullptr; |
| 1305 | bool needVideo = IsOn(aConstraints.mVideo); |
| 1306 | bool needAudio = IsOn(aConstraints.mAudio); |
| 1307 | |
| 1308 | if (needVideo && videos.Length()) { |
| 1309 | badConstraint = MediaConstraintsHelper::SelectSettings( |
| 1310 | NormalizedConstraints(GetInvariant(aConstraints.mVideo)), videos, |
| 1311 | aCallerType); |
| 1312 | } |
| 1313 | if (!badConstraint && needAudio && audios.Length()) { |
| 1314 | badConstraint = MediaConstraintsHelper::SelectSettings( |
| 1315 | NormalizedConstraints(GetInvariant(aConstraints.mAudio)), audios, |
| 1316 | aCallerType); |
| 1317 | } |
| 1318 | if (badConstraint) { |
| 1319 | LOG("SelectSettings: bad constraint found! Calling error handler!"); |
| 1320 | nsString constraint; |
| 1321 | constraint.AssignASCII(badConstraint); |
| 1322 | holder.Reject( |
| 1323 | new MediaMgrError(MediaMgrError::Name::OverconstrainedError, "", |
| 1324 | constraint), |
| 1325 | __func__); |
| 1326 | return; |
| 1327 | } |
| 1328 | if (!needVideo == !videos.Length() && !needAudio == !audios.Length()) { |
| 1329 | for (auto& video : videos) { |
| 1330 | devicesRef.AppendElement(video); |
| 1331 | } |
| 1332 | for (auto& audio : audios) { |
| 1333 | devicesRef.AppendElement(audio); |
| 1334 | } |
| 1335 | } |
| 1336 | holder.Resolve(devices, __func__); |
| 1337 | }); |
| 1338 | } |
| 1339 | |
| 1340 | /** |
| 1341 | * Describes a requested task that handles response from the UI and sends |
| 1342 | * results back to the DOM. |
| 1343 | */ |
| 1344 | class GetUserMediaTask { |
| 1345 | public: |
| 1346 | NS_INLINE_DECL_THREADSAFE_REFCOUNTING(GetUserMediaTask)public: MozExternalRefCountType AddRef(void) { static_assert( !std::is_destructible_v<GetUserMediaTask>, "Reference-counted class " "GetUserMediaTask" " should not have a public destructor. " "Make this class's destructor non-public" ); do { static_assert( mozilla::detail::AssertionConditionType <decltype(int32_t(mRefCnt) >= 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(int32_t(mRefCnt) >= 0))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("int32_t(mRefCnt) >= 0" " (" "illegal refcnt" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1346); AnnotateMozCrashReason("MOZ_ASSERT" "(" "int32_t(mRefCnt) >= 0" ") (" "illegal refcnt" ")"); do { *((volatile int*)__null) = 1346; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); nsrefcnt count = ++mRefCnt; NS_LogAddRef((this ), (count), ("GetUserMediaTask"), (uint32_t)(sizeof(*this))); return (nsrefcnt)count; } MozExternalRefCountType Release(void ) { do { static_assert( mozilla::detail::AssertionConditionType <decltype(int32_t(mRefCnt) > 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(int32_t(mRefCnt) > 0))), 0 ))) { do { } while (false); MOZ_ReportAssertionFailure("int32_t(mRefCnt) > 0" " (" "dup release" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1346); AnnotateMozCrashReason("MOZ_ASSERT" "(" "int32_t(mRefCnt) > 0" ") (" "dup release" ")"); do { *((volatile int*)__null) = 1346 ; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); nsrefcnt count = --mRefCnt; NS_LogRelease((this), ( count), ("GetUserMediaTask")); if (count == 0) { delete (this ); return 0; } return count; } using HasThreadSafeRefCnt = std ::true_type; protected: ::mozilla::ThreadSafeAutoRefCnt mRefCnt ; public: |
| 1347 | GetUserMediaTask(uint64_t aWindowID, const ipc::PrincipalInfo& aPrincipalInfo, |
| 1348 | CallerType aCallerType) |
| 1349 | : mPrincipalInfo(aPrincipalInfo), |
| 1350 | mWindowID(aWindowID), |
| 1351 | mCallerType(aCallerType) {} |
| 1352 | |
| 1353 | virtual void Denied(MediaMgrError::Name aName, |
| 1354 | const nsCString& aMessage = ""_ns) = 0; |
| 1355 | |
| 1356 | virtual GetUserMediaStreamTask* AsGetUserMediaStreamTask() { return nullptr; } |
| 1357 | virtual SelectAudioOutputTask* AsSelectAudioOutputTask() { return nullptr; } |
| 1358 | |
| 1359 | uint64_t GetWindowID() const { return mWindowID; } |
| 1360 | enum CallerType CallerType() const { return mCallerType; } |
| 1361 | |
| 1362 | size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const { |
| 1363 | size_t amount = aMallocSizeOf(this); |
| 1364 | // Assume mWindowListener is owned by MediaManager. |
| 1365 | // Assume mAudioDeviceListener and mVideoDeviceListener are owned by |
| 1366 | // mWindowListener. |
| 1367 | // Assume PrincipalInfo string buffers are shared. |
| 1368 | // Member types without support for accounting of pointees: |
| 1369 | // MozPromiseHolder, RefPtr<LocalMediaDevice>. |
| 1370 | // We don't have a good way to account for lambda captures for MozPromise |
| 1371 | // callbacks. |
| 1372 | return amount; |
| 1373 | } |
| 1374 | |
| 1375 | protected: |
| 1376 | virtual ~GetUserMediaTask() = default; |
| 1377 | |
| 1378 | // Call GetPrincipalKey again, if not private browing, this time with |
| 1379 | // persist = true, to promote deviceIds to persistent, in case they're not |
| 1380 | // already. Fire'n'forget. |
| 1381 | void PersistPrincipalKey() { |
| 1382 | if (IsPrincipalInfoPrivate(mPrincipalInfo)) { |
| 1383 | return; |
| 1384 | } |
| 1385 | media::GetPrincipalKey(mPrincipalInfo, true) |
| 1386 | ->Then( |
| 1387 | GetCurrentSerialEventTarget(), __func__, |
| 1388 | [](const media::PrincipalKeyPromise::ResolveOrRejectValue& aValue) { |
| 1389 | if (aValue.IsReject()) { |
| 1390 | LOG("Failed get Principal key. Persisting of deviceIds " |
| 1391 | "will be broken"); |
| 1392 | } |
| 1393 | }); |
| 1394 | } |
| 1395 | |
| 1396 | private: |
| 1397 | // Thread-safe (object) principal of Window with ID mWindowID |
| 1398 | const ipc::PrincipalInfo mPrincipalInfo; |
| 1399 | |
| 1400 | protected: |
| 1401 | // The ID of the not-necessarily-toplevel inner Window relevant global |
| 1402 | // object of the MediaDevices on which getUserMedia() was called |
| 1403 | const uint64_t mWindowID; |
| 1404 | // Whether the JS caller of getUserMedia() has system (subject) principal |
| 1405 | const enum CallerType mCallerType; |
| 1406 | }; |
| 1407 | |
| 1408 | /** |
| 1409 | * Describes a requested task that handles response from the UI to a |
| 1410 | * getUserMedia() request and sends results back to content. If the request |
| 1411 | * is allowed and device initialization succeeds, then the MozPromise is |
| 1412 | * resolved with a DOMMediaStream having a track or tracks for the approved |
| 1413 | * device or devices. |
| 1414 | */ |
| 1415 | class GetUserMediaStreamTask final : public GetUserMediaTask { |
| 1416 | public: |
| 1417 | GetUserMediaStreamTask( |
| 1418 | const MediaStreamConstraints& aConstraints, |
| 1419 | MozPromiseHolder<MediaManager::StreamPromise>&& aHolder, |
| 1420 | uint64_t aWindowID, RefPtr<GetUserMediaWindowListener> aWindowListener, |
| 1421 | RefPtr<DeviceListener> aAudioDeviceListener, |
| 1422 | RefPtr<DeviceListener> aVideoDeviceListener, |
| 1423 | const MediaEnginePrefs& aPrefs, const ipc::PrincipalInfo& aPrincipalInfo, |
| 1424 | enum CallerType aCallerType, bool aShouldFocusSource) |
| 1425 | : GetUserMediaTask(aWindowID, aPrincipalInfo, aCallerType), |
| 1426 | mConstraints(aConstraints), |
| 1427 | mHolder(std::move(aHolder)), |
| 1428 | mWindowListener(std::move(aWindowListener)), |
| 1429 | mAudioDeviceListener(std::move(aAudioDeviceListener)), |
| 1430 | mVideoDeviceListener(std::move(aVideoDeviceListener)), |
| 1431 | mPrefs(aPrefs), |
| 1432 | mShouldFocusSource(aShouldFocusSource), |
| 1433 | mManager(MediaManager::GetInstance()) {} |
| 1434 | |
| 1435 | void Allowed(RefPtr<LocalMediaDevice> aAudioDevice, |
| 1436 | RefPtr<LocalMediaDevice> aVideoDevice) { |
| 1437 | MOZ_ASSERT(aAudioDevice || aVideoDevice)do { static_assert( mozilla::detail::AssertionConditionType< decltype(aAudioDevice || aVideoDevice)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(aAudioDevice || aVideoDevice ))), 0))) { do { } while (false); MOZ_ReportAssertionFailure( "aAudioDevice || aVideoDevice", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1437); AnnotateMozCrashReason("MOZ_ASSERT" "(" "aAudioDevice || aVideoDevice" ")"); do { *((volatile int*)__null) = 1437; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1438 | mAudioDevice = std::move(aAudioDevice); |
| 1439 | mVideoDevice = std::move(aVideoDevice); |
| 1440 | // Reuse the same thread to save memory. |
| 1441 | MediaManager::Dispatch( |
| 1442 | NewRunnableMethod("GetUserMediaStreamTask::AllocateDevices", this, |
| 1443 | &GetUserMediaStreamTask::AllocateDevices)); |
| 1444 | } |
| 1445 | |
| 1446 | GetUserMediaStreamTask* AsGetUserMediaStreamTask() override { return this; } |
| 1447 | |
| 1448 | private: |
| 1449 | ~GetUserMediaStreamTask() override { |
| 1450 | if (!mHolder.IsEmpty()) { |
| 1451 | Fail(MediaMgrError::Name::NotAllowedError); |
| 1452 | } |
| 1453 | } |
| 1454 | |
| 1455 | void Fail(MediaMgrError::Name aName, const nsCString& aMessage = ""_ns, |
| 1456 | const nsString& aConstraint = u""_ns) { |
| 1457 | mHolder.Reject(MakeRefPtr<MediaMgrError>(aName, aMessage, aConstraint), |
| 1458 | __func__); |
| 1459 | // We add a disabled listener to the StreamListeners array until accepted |
| 1460 | // If this was the only active MediaStream, remove the window from the list. |
| 1461 | NS_DispatchToMainThread(NS_NewRunnableFunction( |
| 1462 | "DeviceListener::Stop", |
| 1463 | [audio = mAudioDeviceListener, video = mVideoDeviceListener] { |
| 1464 | if (audio) { |
| 1465 | audio->Stop(); |
| 1466 | } |
| 1467 | if (video) { |
| 1468 | video->Stop(); |
| 1469 | } |
| 1470 | })); |
| 1471 | } |
| 1472 | |
| 1473 | /** |
| 1474 | * Runs on a separate thread and is responsible for allocating devices. |
| 1475 | * |
| 1476 | * Do not run this on the main thread. |
| 1477 | */ |
| 1478 | void AllocateDevices() { |
| 1479 | MOZ_ASSERT(!NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(!NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(!NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("!NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1479); AnnotateMozCrashReason("MOZ_ASSERT" "(" "!NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 1479; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1480 | LOG("GetUserMediaStreamTask::AllocateDevices()"); |
| 1481 | |
| 1482 | // Allocate a video or audio device and return a MediaStream via |
| 1483 | // PrepareDOMStream(). |
| 1484 | |
| 1485 | nsresult rv; |
| 1486 | const char* errorMsg = nullptr; |
| 1487 | const char* badConstraint = nullptr; |
| 1488 | |
| 1489 | if (mAudioDevice) { |
| 1490 | auto& constraints = GetInvariant(mConstraints.mAudio); |
| 1491 | rv = mAudioDevice->Allocate(constraints, mPrefs, mWindowID, |
| 1492 | &badConstraint); |
| 1493 | if (NS_FAILED(rv)((bool)(__builtin_expect(!!(NS_FAILED_impl(rv)), 0)))) { |
| 1494 | errorMsg = "Failed to allocate audiosource"; |
| 1495 | if (rv == NS_ERROR_NOT_AVAILABLE && !badConstraint) { |
| 1496 | nsTArray<RefPtr<LocalMediaDevice>> devices; |
| 1497 | devices.AppendElement(mAudioDevice); |
| 1498 | badConstraint = MediaConstraintsHelper::SelectSettings( |
| 1499 | NormalizedConstraints(constraints), devices, mCallerType); |
| 1500 | } |
| 1501 | } |
| 1502 | } |
| 1503 | if (!errorMsg && mVideoDevice) { |
| 1504 | auto& constraints = GetInvariant(mConstraints.mVideo); |
| 1505 | rv = mVideoDevice->Allocate(constraints, mPrefs, mWindowID, |
| 1506 | &badConstraint); |
| 1507 | if (NS_FAILED(rv)((bool)(__builtin_expect(!!(NS_FAILED_impl(rv)), 0)))) { |
| 1508 | errorMsg = "Failed to allocate videosource"; |
| 1509 | if (rv == NS_ERROR_NOT_AVAILABLE && !badConstraint) { |
| 1510 | nsTArray<RefPtr<LocalMediaDevice>> devices; |
| 1511 | devices.AppendElement(mVideoDevice); |
| 1512 | badConstraint = MediaConstraintsHelper::SelectSettings( |
| 1513 | NormalizedConstraints(constraints), devices, mCallerType); |
| 1514 | } |
| 1515 | if (mAudioDevice) { |
| 1516 | mAudioDevice->Deallocate(); |
| 1517 | } |
| 1518 | } else { |
| 1519 | mVideoTrackingId.emplace(mVideoDevice->GetTrackingId()); |
| 1520 | } |
| 1521 | } |
| 1522 | if (errorMsg) { |
| 1523 | LOG("%s %" PRIu32"u", errorMsg, static_cast<uint32_t>(rv)); |
| 1524 | if (badConstraint) { |
| 1525 | Fail(MediaMgrError::Name::OverconstrainedError, ""_ns, |
| 1526 | NS_ConvertUTF8toUTF16(badConstraint)); |
| 1527 | } else { |
| 1528 | Fail(MediaMgrError::Name::NotReadableError, nsCString(errorMsg)); |
| 1529 | } |
| 1530 | NS_DispatchToMainThread( |
| 1531 | NS_NewRunnableFunction("MediaManager::SendPendingGUMRequest", []() { |
| 1532 | if (MediaManager* manager = MediaManager::GetIfExists()) { |
| 1533 | manager->SendPendingGUMRequest(); |
| 1534 | } |
| 1535 | })); |
| 1536 | return; |
| 1537 | } |
| 1538 | NS_DispatchToMainThread( |
| 1539 | NewRunnableMethod("GetUserMediaStreamTask::PrepareDOMStream", this, |
| 1540 | &GetUserMediaStreamTask::PrepareDOMStream)); |
| 1541 | } |
| 1542 | |
| 1543 | public: |
| 1544 | void Denied(MediaMgrError::Name aName, const nsCString& aMessage) override { |
| 1545 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1545); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 1545; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1546 | Fail(aName, aMessage); |
| 1547 | } |
| 1548 | |
| 1549 | const MediaStreamConstraints& GetConstraints() { return mConstraints; } |
| 1550 | |
| 1551 | void PrimeVoiceProcessing() { |
| 1552 | mPrimingStream = MakeAndAddRef<PrimingCubebVoiceInputStream>(); |
| 1553 | mPrimingStream->Init(); |
| 1554 | } |
| 1555 | |
| 1556 | private: |
| 1557 | void PrepareDOMStream(); |
| 1558 | |
| 1559 | class PrimingCubebVoiceInputStream { |
| 1560 | class Listener final : public CubebInputStream::Listener { |
| 1561 | NS_INLINE_DECL_THREADSAFE_REFCOUNTING(Listener, override)public: MozExternalRefCountType AddRef(void) override { static_assert (!std::is_destructible_v<Listener>, "Reference-counted class " "Listener" " should not have a public destructor. " "Make this class's destructor non-public" ); do { static_assert( mozilla::detail::AssertionConditionType <decltype(int32_t(mRefCnt) >= 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(int32_t(mRefCnt) >= 0))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("int32_t(mRefCnt) >= 0" " (" "illegal refcnt" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1561); AnnotateMozCrashReason("MOZ_ASSERT" "(" "int32_t(mRefCnt) >= 0" ") (" "illegal refcnt" ")"); do { *((volatile int*)__null) = 1561; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); nsrefcnt count = ++mRefCnt; NS_LogAddRef((this ), (count), ("Listener"), (uint32_t)(sizeof(*this))); return ( nsrefcnt)count; } MozExternalRefCountType Release(void) override { do { static_assert( mozilla::detail::AssertionConditionType <decltype(int32_t(mRefCnt) > 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(int32_t(mRefCnt) > 0))), 0 ))) { do { } while (false); MOZ_ReportAssertionFailure("int32_t(mRefCnt) > 0" " (" "dup release" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1561); AnnotateMozCrashReason("MOZ_ASSERT" "(" "int32_t(mRefCnt) > 0" ") (" "dup release" ")"); do { *((volatile int*)__null) = 1561 ; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); nsrefcnt count = --mRefCnt; NS_LogRelease((this), ( count), ("Listener")); if (count == 0) { delete (this); return 0; } return count; } using HasThreadSafeRefCnt = std::true_type ; protected: ::mozilla::ThreadSafeAutoRefCnt mRefCnt; public:; |
| 1562 | |
| 1563 | private: |
| 1564 | ~Listener() = default; |
| 1565 | |
| 1566 | long DataCallback(const void*, long) override { |
| 1567 | MOZ_CRASH("Unexpected data callback")do { do { } while (false); MOZ_ReportCrash("" "Unexpected data callback" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1567); AnnotateMozCrashReason("MOZ_CRASH(" "Unexpected data callback" ")"); do { *((volatile int*)__null) = 1567; __attribute__((nomerge )) ::abort(); } while (false); } while (false); |
| 1568 | } |
| 1569 | void StateCallback(cubeb_state) override {} |
| 1570 | void DeviceChangedCallback() override {} |
| 1571 | }; |
| 1572 | |
| 1573 | NS_INLINE_DECL_THREADSAFE_REFCOUNTING_WITH_DELETE_ON_EVENT_TARGET(public: MozExternalRefCountType AddRef(void) { static_assert( !std::is_destructible_v<PrimingCubebVoiceInputStream>, "Reference-counted class " "PrimingCubebVoiceInputStream" " should not have a public destructor. " "Make this class's destructor non-public"); do { static_assert ( mozilla::detail::AssertionConditionType<decltype(int32_t (mRefCnt) >= 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(int32_t(mRefCnt) >= 0))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("int32_t(mRefCnt) >= 0" " (" "illegal refcnt" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1574); AnnotateMozCrashReason("MOZ_ASSERT" "(" "int32_t(mRefCnt) >= 0" ") (" "illegal refcnt" ")"); do { *((volatile int*)__null) = 1574; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); nsrefcnt count = ++mRefCnt; NS_LogAddRef((this ), (count), ("PrimingCubebVoiceInputStream"), (uint32_t)(sizeof (*this))); return (nsrefcnt)count; } MozExternalRefCountType Release (void) { do { static_assert( mozilla::detail::AssertionConditionType <decltype(int32_t(mRefCnt) > 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(int32_t(mRefCnt) > 0))), 0 ))) { do { } while (false); MOZ_ReportAssertionFailure("int32_t(mRefCnt) > 0" " (" "dup release" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1574); AnnotateMozCrashReason("MOZ_ASSERT" "(" "int32_t(mRefCnt) > 0" ") (" "dup release" ")"); do { *((volatile int*)__null) = 1574 ; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); nsrefcnt count = --mRefCnt; NS_LogRelease((this), ( count), ("PrimingCubebVoiceInputStream")); if (count == 0) { :: mozilla::detail::ProxyDeleteVoid( "ProxyDelete " "PrimingCubebVoiceInputStream" , mCubebThread.GetEventTarget(), this, [](void* self) { delete static_cast<PrimingCubebVoiceInputStream*>(self); }); return 0; } return count; } using HasThreadSafeRefCnt = std::true_type ; protected: ::mozilla::ThreadSafeAutoRefCnt mRefCnt; public: |
| 1574 | PrimingCubebVoiceInputStream, mCubebThread.GetEventTarget())public: MozExternalRefCountType AddRef(void) { static_assert( !std::is_destructible_v<PrimingCubebVoiceInputStream>, "Reference-counted class " "PrimingCubebVoiceInputStream" " should not have a public destructor. " "Make this class's destructor non-public"); do { static_assert ( mozilla::detail::AssertionConditionType<decltype(int32_t (mRefCnt) >= 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(int32_t(mRefCnt) >= 0))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("int32_t(mRefCnt) >= 0" " (" "illegal refcnt" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1574); AnnotateMozCrashReason("MOZ_ASSERT" "(" "int32_t(mRefCnt) >= 0" ") (" "illegal refcnt" ")"); do { *((volatile int*)__null) = 1574; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); nsrefcnt count = ++mRefCnt; NS_LogAddRef((this ), (count), ("PrimingCubebVoiceInputStream"), (uint32_t)(sizeof (*this))); return (nsrefcnt)count; } MozExternalRefCountType Release (void) { do { static_assert( mozilla::detail::AssertionConditionType <decltype(int32_t(mRefCnt) > 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(int32_t(mRefCnt) > 0))), 0 ))) { do { } while (false); MOZ_ReportAssertionFailure("int32_t(mRefCnt) > 0" " (" "dup release" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1574); AnnotateMozCrashReason("MOZ_ASSERT" "(" "int32_t(mRefCnt) > 0" ") (" "dup release" ")"); do { *((volatile int*)__null) = 1574 ; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); nsrefcnt count = --mRefCnt; NS_LogRelease((this), ( count), ("PrimingCubebVoiceInputStream")); if (count == 0) { :: mozilla::detail::ProxyDeleteVoid( "ProxyDelete " "PrimingCubebVoiceInputStream" , mCubebThread.GetEventTarget(), this, [](void* self) { delete static_cast<PrimingCubebVoiceInputStream*>(self); }); return 0; } return count; } using HasThreadSafeRefCnt = std::true_type ; protected: ::mozilla::ThreadSafeAutoRefCnt mRefCnt; public: |
| 1575 | |
| 1576 | public: |
| 1577 | void Init() { |
| 1578 | mCubebThread.GetEventTarget()->Dispatch( |
| 1579 | NS_NewRunnableFunction(__func__, [this, self = RefPtr(this)] { |
| 1580 | mCubebThread.AssertOnCurrentThread(); |
| 1581 | LOG("Priming voice processing with stream %p", this); |
| 1582 | TRACE("PrimingCubebVoiceInputStream::Init")AutoTracer trace(gAudioCallbackTraceLogger, "PrimingCubebVoiceInputStream::Init" );; |
| 1583 | const cubeb_devid default_device = nullptr; |
| 1584 | const uint32_t mono = 1; |
| 1585 | const uint32_t rate = CubebUtils::PreferredSampleRate(false); |
| 1586 | const bool isVoice = true; |
| 1587 | mCubebStream = |
| 1588 | CubebInputStream::Create(default_device, mono, rate, isVoice, |
| 1589 | MakeRefPtr<Listener>().get()); |
| 1590 | })); |
| 1591 | } |
| 1592 | |
| 1593 | private: |
| 1594 | ~PrimingCubebVoiceInputStream() { |
| 1595 | mCubebThread.AssertOnCurrentThread(); |
| 1596 | LOG("Releasing primed voice processing stream %p", this); |
| 1597 | mCubebStream = nullptr; |
| 1598 | } |
| 1599 | |
| 1600 | const EventTargetCapability<nsISerialEventTarget> mCubebThread = |
| 1601 | EventTargetCapability<nsISerialEventTarget>( |
| 1602 | TaskQueue::Create(CubebUtils::GetCubebOperationThread(), |
| 1603 | "PrimingCubebInputStream::mCubebThread") |
| 1604 | .get()); |
| 1605 | UniquePtr<CubebInputStream> mCubebStream MOZ_GUARDED_BY(mCubebThread)__attribute__((guarded_by(mCubebThread))); |
| 1606 | }; |
| 1607 | |
| 1608 | // Constraints derived from those passed to getUserMedia() but adjusted for |
| 1609 | // preferences, defaults, and security |
| 1610 | const MediaStreamConstraints mConstraints; |
| 1611 | |
| 1612 | MozPromiseHolder<MediaManager::StreamPromise> mHolder; |
| 1613 | // GetUserMediaWindowListener with which DeviceListeners are registered |
| 1614 | const RefPtr<GetUserMediaWindowListener> mWindowListener; |
| 1615 | const RefPtr<DeviceListener> mAudioDeviceListener; |
| 1616 | const RefPtr<DeviceListener> mVideoDeviceListener; |
| 1617 | // MediaDevices are set when selected and Allowed() by the UI. |
| 1618 | RefPtr<LocalMediaDevice> mAudioDevice; |
| 1619 | RefPtr<LocalMediaDevice> mVideoDevice; |
| 1620 | RefPtr<PrimingCubebVoiceInputStream> mPrimingStream; |
| 1621 | // Tracking id unique for a video frame source. Set when the corresponding |
| 1622 | // device has been allocated. |
| 1623 | Maybe<TrackingId> mVideoTrackingId; |
| 1624 | // Copy of MediaManager::mPrefs |
| 1625 | const MediaEnginePrefs mPrefs; |
| 1626 | // media.getusermedia.window.focus_source.enabled |
| 1627 | const bool mShouldFocusSource; |
| 1628 | // The MediaManager is referenced at construction so that it won't be |
| 1629 | // created after its ShutdownBlocker would run. |
| 1630 | const RefPtr<MediaManager> mManager; |
| 1631 | }; |
| 1632 | |
| 1633 | /** |
| 1634 | * Creates a MediaTrack, attaches a listener and resolves a MozPromise to |
| 1635 | * provide the stream to the DOM. |
| 1636 | * |
| 1637 | * All of this must be done on the main thread! |
| 1638 | */ |
| 1639 | void GetUserMediaStreamTask::PrepareDOMStream() { |
| 1640 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1640); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 1640; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1641 | LOG("GetUserMediaStreamTask::PrepareDOMStream()"); |
| 1642 | nsGlobalWindowInner* window = |
| 1643 | nsGlobalWindowInner::GetInnerWindowWithId(mWindowID); |
| 1644 | |
| 1645 | // We're on main-thread, and the windowlist can only |
| 1646 | // be invalidated from the main-thread (see OnNavigation) |
| 1647 | if (!mManager->IsWindowListenerStillActive(mWindowListener)) { |
| 1648 | // This window is no longer live. mListener has already been removed. |
| 1649 | return; |
| 1650 | } |
| 1651 | |
| 1652 | MediaTrackGraph::GraphDriverType graphDriverType = |
| 1653 | mAudioDevice ? MediaTrackGraph::AUDIO_THREAD_DRIVER |
| 1654 | : MediaTrackGraph::SYSTEM_THREAD_DRIVER; |
| 1655 | MediaTrackGraph* mtg = MediaTrackGraph::GetInstance( |
| 1656 | graphDriverType, window, MediaTrackGraph::REQUEST_DEFAULT_SAMPLE_RATE, |
| 1657 | MediaTrackGraph::DEFAULT_OUTPUT_DEVICE); |
| 1658 | |
| 1659 | auto domStream = MakeRefPtr<DOMMediaStream>(window); |
| 1660 | RefPtr<LocalTrackSource> audioTrackSource; |
| 1661 | RefPtr<LocalTrackSource> videoTrackSource; |
| 1662 | nsCOMPtr<nsIPrincipal> principal; |
| 1663 | RefPtr<PeerIdentity> peerIdentity = nullptr; |
| 1664 | if (!mConstraints.mPeerIdentity.IsEmpty()) { |
| 1665 | peerIdentity = new PeerIdentity(mConstraints.mPeerIdentity); |
| 1666 | principal = NullPrincipal::CreateWithInheritedAttributes( |
| 1667 | window->GetExtantDoc()->NodePrincipal()); |
| 1668 | } else { |
| 1669 | principal = window->GetExtantDoc()->NodePrincipal(); |
| 1670 | } |
| 1671 | RefPtr<GenericNonExclusivePromise> firstFramePromise; |
| 1672 | if (mAudioDevice) { |
| 1673 | if (mAudioDevice->GetMediaSource() == MediaSourceEnum::AudioCapture) { |
| 1674 | // AudioCapture is a special case, here, in the sense that we're not |
| 1675 | // really using the audio source and the SourceMediaTrack, which acts |
| 1676 | // as placeholders. We re-route a number of tracks internally in the |
| 1677 | // MTG and mix them down instead. |
| 1678 | NS_WARNING(NS_DebugBreak(NS_DEBUG_WARNING, "MediaCaptureWindowState doesn't handle " "MediaSourceEnum::AudioCapture. This must be fixed with UX " "before shipping.", nullptr, "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1681) |
| 1679 | "MediaCaptureWindowState doesn't handle "NS_DebugBreak(NS_DEBUG_WARNING, "MediaCaptureWindowState doesn't handle " "MediaSourceEnum::AudioCapture. This must be fixed with UX " "before shipping.", nullptr, "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1681) |
| 1680 | "MediaSourceEnum::AudioCapture. This must be fixed with UX "NS_DebugBreak(NS_DEBUG_WARNING, "MediaCaptureWindowState doesn't handle " "MediaSourceEnum::AudioCapture. This must be fixed with UX " "before shipping.", nullptr, "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1681) |
| 1681 | "before shipping.")NS_DebugBreak(NS_DEBUG_WARNING, "MediaCaptureWindowState doesn't handle " "MediaSourceEnum::AudioCapture. This must be fixed with UX " "before shipping.", nullptr, "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1681); |
| 1682 | auto audioCaptureSource = MakeRefPtr<AudioCaptureTrackSource>( |
| 1683 | principal, window, u"Window audio capture"_ns, |
| 1684 | mtg->CreateAudioCaptureTrack(), peerIdentity); |
| 1685 | audioTrackSource = audioCaptureSource; |
| 1686 | RefPtr<MediaStreamTrack> track = new dom::AudioStreamTrack( |
| 1687 | window, audioCaptureSource->InputTrack(), audioCaptureSource); |
| 1688 | domStream->AddTrackInternal(track); |
| 1689 | } else { |
| 1690 | const nsString& audioDeviceName = mAudioDevice->mName; |
| 1691 | RefPtr<MediaTrack> track; |
| 1692 | #ifdef MOZ_WEBRTC1 |
| 1693 | if (mAudioDevice->IsFake()) { |
| 1694 | track = mtg->CreateSourceTrack(MediaSegment::AUDIO); |
| 1695 | } else { |
| 1696 | track = AudioProcessingTrack::Create(mtg); |
| 1697 | track->Suspend(); // Microphone source resumes in SetTrack |
| 1698 | } |
| 1699 | #else |
| 1700 | track = mtg->CreateSourceTrack(MediaSegment::AUDIO); |
| 1701 | #endif |
| 1702 | audioTrackSource = new LocalTrackSource( |
| 1703 | principal, audioDeviceName, mAudioDeviceListener, |
| 1704 | mAudioDevice->GetMediaSource(), track, peerIdentity); |
| 1705 | MOZ_ASSERT(MediaManager::IsOn(mConstraints.mAudio))do { static_assert( mozilla::detail::AssertionConditionType< decltype(MediaManager::IsOn(mConstraints.mAudio))>::isValid , "invalid assertion condition"); if ((__builtin_expect(!!(!( !!(MediaManager::IsOn(mConstraints.mAudio)))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("MediaManager::IsOn(mConstraints.mAudio)" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1705); AnnotateMozCrashReason("MOZ_ASSERT" "(" "MediaManager::IsOn(mConstraints.mAudio)" ")"); do { *((volatile int*)__null) = 1705; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1706 | RefPtr<MediaStreamTrack> domTrack = new dom::AudioStreamTrack( |
| 1707 | window, track, audioTrackSource, dom::MediaStreamTrackState::Live, |
| 1708 | false, GetInvariant(mConstraints.mAudio)); |
| 1709 | domStream->AddTrackInternal(domTrack); |
| 1710 | } |
| 1711 | } |
| 1712 | if (mVideoDevice) { |
| 1713 | const nsString& videoDeviceName = mVideoDevice->mName; |
| 1714 | RefPtr<MediaTrack> track = mtg->CreateSourceTrack(MediaSegment::VIDEO); |
| 1715 | videoTrackSource = new LocalTrackSource( |
| 1716 | principal, videoDeviceName, mVideoDeviceListener, |
| 1717 | mVideoDevice->GetMediaSource(), track, peerIdentity, *mVideoTrackingId); |
| 1718 | MOZ_ASSERT(MediaManager::IsOn(mConstraints.mVideo))do { static_assert( mozilla::detail::AssertionConditionType< decltype(MediaManager::IsOn(mConstraints.mVideo))>::isValid , "invalid assertion condition"); if ((__builtin_expect(!!(!( !!(MediaManager::IsOn(mConstraints.mVideo)))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("MediaManager::IsOn(mConstraints.mVideo)" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1718); AnnotateMozCrashReason("MOZ_ASSERT" "(" "MediaManager::IsOn(mConstraints.mVideo)" ")"); do { *((volatile int*)__null) = 1718; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1719 | RefPtr<MediaStreamTrack> domTrack = new dom::VideoStreamTrack( |
| 1720 | window, track, videoTrackSource, dom::MediaStreamTrackState::Live, |
| 1721 | false, GetInvariant(mConstraints.mVideo)); |
| 1722 | domStream->AddTrackInternal(domTrack); |
| 1723 | switch (mVideoDevice->GetMediaSource()) { |
| 1724 | case MediaSourceEnum::Browser: |
| 1725 | case MediaSourceEnum::Screen: |
| 1726 | case MediaSourceEnum::Window: |
| 1727 | // Wait for first frame for screen-sharing devices, to ensure |
| 1728 | // with and height settings are available immediately, to pass wpt. |
| 1729 | firstFramePromise = mVideoDevice->Source()->GetFirstFramePromise(); |
| 1730 | break; |
| 1731 | default: |
| 1732 | break; |
| 1733 | } |
| 1734 | } |
| 1735 | |
| 1736 | if (!domStream || (!audioTrackSource && !videoTrackSource) || |
| 1737 | sHasMainThreadShutdown) { |
| 1738 | LOG("Returning error for getUserMedia() - no stream"); |
| 1739 | |
| 1740 | mHolder.Reject( |
| 1741 | MakeRefPtr<MediaMgrError>( |
| 1742 | MediaMgrError::Name::AbortError, |
| 1743 | sHasMainThreadShutdown ? "In shutdown"_ns : "No stream."_ns), |
| 1744 | __func__); |
| 1745 | return; |
| 1746 | } |
| 1747 | |
| 1748 | // Activate our device listeners. We'll call Start() on the source when we |
| 1749 | // get a callback that the MediaStream has started consuming. The listener |
| 1750 | // is freed when the page is invalidated (on navigation or close). |
| 1751 | if (mAudioDeviceListener) { |
| 1752 | mWindowListener->Activate(mAudioDeviceListener, mAudioDevice, |
| 1753 | std::move(audioTrackSource)); |
| 1754 | } |
| 1755 | if (mVideoDeviceListener) { |
| 1756 | mWindowListener->Activate(mVideoDeviceListener, mVideoDevice, |
| 1757 | std::move(videoTrackSource)); |
| 1758 | } |
| 1759 | |
| 1760 | // Dispatch to the media thread to ask it to start the sources, because that |
| 1761 | // can take a while. |
| 1762 | typedef DeviceListener::DeviceListenerPromise PromiseType; |
| 1763 | AutoTArray<RefPtr<PromiseType>, 2> promises; |
| 1764 | if (mAudioDeviceListener) { |
| 1765 | promises.AppendElement(mAudioDeviceListener->InitializeAsync()); |
| 1766 | } |
| 1767 | if (mVideoDeviceListener) { |
| 1768 | promises.AppendElement(mVideoDeviceListener->InitializeAsync()); |
| 1769 | } |
| 1770 | PromiseType::All(GetMainThreadSerialEventTarget(), promises) |
| 1771 | ->Then( |
| 1772 | GetMainThreadSerialEventTarget(), __func__, |
| 1773 | [manager = mManager, windowListener = mWindowListener, |
| 1774 | firstFramePromise] { |
| 1775 | LOG("GetUserMediaStreamTask::PrepareDOMStream: starting success " |
| 1776 | "callback following InitializeAsync()"); |
| 1777 | // Initiating and starting devices succeeded. |
| 1778 | windowListener->ChromeAffectingStateChanged(); |
| 1779 | manager->SendPendingGUMRequest(); |
| 1780 | if (!firstFramePromise) { |
| 1781 | return DeviceListener::DeviceListenerPromise::CreateAndResolve( |
| 1782 | true, __func__); |
| 1783 | } |
| 1784 | RefPtr<DeviceListener::DeviceListenerPromise> resolvePromise = |
| 1785 | firstFramePromise->Then( |
| 1786 | GetMainThreadSerialEventTarget(), __func__, |
| 1787 | [] { |
| 1788 | return DeviceListener::DeviceListenerPromise:: |
| 1789 | CreateAndResolve(true, __func__); |
| 1790 | }, |
| 1791 | [](nsresult aError) { |
| 1792 | MOZ_ASSERT(NS_FAILED(aError))do { static_assert( mozilla::detail::AssertionConditionType< decltype(((bool)(__builtin_expect(!!(NS_FAILED_impl(aError)), 0))))>::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(((bool)(__builtin_expect(!!(NS_FAILED_impl(aError)), 0)))))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("((bool)(__builtin_expect(!!(NS_FAILED_impl(aError)), 0)))", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1792); AnnotateMozCrashReason("MOZ_ASSERT" "(" "((bool)(__builtin_expect(!!(NS_FAILED_impl(aError)), 0)))" ")"); do { *((volatile int*)__null) = 1792; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1793 | if (aError == NS_ERROR_UNEXPECTED) { |
| 1794 | return DeviceListener::DeviceListenerPromise:: |
| 1795 | CreateAndReject( |
| 1796 | MakeRefPtr<MediaMgrError>( |
| 1797 | MediaMgrError::Name::NotAllowedError), |
| 1798 | __func__); |
| 1799 | } |
| 1800 | MOZ_ASSERT(aError == NS_ERROR_ABORT)do { static_assert( mozilla::detail::AssertionConditionType< decltype(aError == NS_ERROR_ABORT)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(aError == NS_ERROR_ABORT))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("aError == NS_ERROR_ABORT" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1800); AnnotateMozCrashReason("MOZ_ASSERT" "(" "aError == NS_ERROR_ABORT" ")"); do { *((volatile int*)__null) = 1800; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1801 | return DeviceListener::DeviceListenerPromise:: |
| 1802 | CreateAndReject(MakeRefPtr<MediaMgrError>( |
| 1803 | MediaMgrError::Name::AbortError, |
| 1804 | "In shutdown"), |
| 1805 | __func__); |
| 1806 | }); |
| 1807 | return resolvePromise; |
| 1808 | }, |
| 1809 | [audio = mAudioDeviceListener, |
| 1810 | video = mVideoDeviceListener](RefPtr<MediaMgrError>&& aError) { |
| 1811 | LOG("GetUserMediaStreamTask::PrepareDOMStream: starting failure " |
| 1812 | "callback following InitializeAsync()"); |
| 1813 | if (audio) { |
| 1814 | audio->Stop(); |
| 1815 | } |
| 1816 | if (video) { |
| 1817 | video->Stop(); |
| 1818 | } |
| 1819 | return DeviceListener::DeviceListenerPromise::CreateAndReject( |
| 1820 | aError, __func__); |
| 1821 | }) |
| 1822 | ->Then( |
| 1823 | GetMainThreadSerialEventTarget(), __func__, |
| 1824 | [holder = std::move(mHolder), domStream, callerType = mCallerType, |
| 1825 | shouldFocus = mShouldFocusSource, videoDevice = mVideoDevice]( |
| 1826 | const DeviceListener::DeviceListenerPromise::ResolveOrRejectValue& |
| 1827 | aValue) mutable { |
| 1828 | if (aValue.IsResolve()) { |
| 1829 | if (auto* mgr = MediaManager::GetIfExists(); |
| 1830 | mgr && !sHasMainThreadShutdown && videoDevice && |
| 1831 | callerType == CallerType::NonSystem && shouldFocus) { |
| 1832 | // Device was successfully started. Attempt to focus the |
| 1833 | // source. |
| 1834 | MOZ_ALWAYS_SUCCEEDS(do { if ((__builtin_expect(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl (mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( "GetUserMediaStreamTask::FocusOnSelectedSource" , [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice ->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!! (NS_FAILED_impl(rv)), 0)))) { LOG("FocusOnSelectedSource failed" ); } })))), 1)))), 1))) { } else { do { static_assert( mozilla ::detail::AssertionConditionType<decltype(false)>::isValid , "invalid assertion condition"); if ((__builtin_expect(!!(!( !!(false))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("false" " (" "NS_SUCCEEDED(mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( \"GetUserMediaStreamTask::FocusOnSelectedSource\", [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!!(NS_FAILED_impl(rv)), 0)))) { LOG(\"FocusOnSelectedSource failed\"); } })))" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1842); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "false" ") (" "NS_SUCCEEDED(mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( \"GetUserMediaStreamTask::FocusOnSelectedSource\", [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!!(NS_FAILED_impl(rv)), 0)))) { LOG(\"FocusOnSelectedSource failed\"); } })))" ")"); do { *((volatile int*)__null) = 1842; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 1835 | mgr->mMediaThread->Dispatch(NS_NewRunnableFunction(do { if ((__builtin_expect(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl (mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( "GetUserMediaStreamTask::FocusOnSelectedSource" , [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice ->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!! (NS_FAILED_impl(rv)), 0)))) { LOG("FocusOnSelectedSource failed" ); } })))), 1)))), 1))) { } else { do { static_assert( mozilla ::detail::AssertionConditionType<decltype(false)>::isValid , "invalid assertion condition"); if ((__builtin_expect(!!(!( !!(false))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("false" " (" "NS_SUCCEEDED(mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( \"GetUserMediaStreamTask::FocusOnSelectedSource\", [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!!(NS_FAILED_impl(rv)), 0)))) { LOG(\"FocusOnSelectedSource failed\"); } })))" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1842); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "false" ") (" "NS_SUCCEEDED(mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( \"GetUserMediaStreamTask::FocusOnSelectedSource\", [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!!(NS_FAILED_impl(rv)), 0)))) { LOG(\"FocusOnSelectedSource failed\"); } })))" ")"); do { *((volatile int*)__null) = 1842; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 1836 | "GetUserMediaStreamTask::FocusOnSelectedSource",do { if ((__builtin_expect(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl (mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( "GetUserMediaStreamTask::FocusOnSelectedSource" , [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice ->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!! (NS_FAILED_impl(rv)), 0)))) { LOG("FocusOnSelectedSource failed" ); } })))), 1)))), 1))) { } else { do { static_assert( mozilla ::detail::AssertionConditionType<decltype(false)>::isValid , "invalid assertion condition"); if ((__builtin_expect(!!(!( !!(false))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("false" " (" "NS_SUCCEEDED(mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( \"GetUserMediaStreamTask::FocusOnSelectedSource\", [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!!(NS_FAILED_impl(rv)), 0)))) { LOG(\"FocusOnSelectedSource failed\"); } })))" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1842); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "false" ") (" "NS_SUCCEEDED(mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( \"GetUserMediaStreamTask::FocusOnSelectedSource\", [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!!(NS_FAILED_impl(rv)), 0)))) { LOG(\"FocusOnSelectedSource failed\"); } })))" ")"); do { *((volatile int*)__null) = 1842; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 1837 | [videoDevice = std::move(videoDevice)] {do { if ((__builtin_expect(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl (mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( "GetUserMediaStreamTask::FocusOnSelectedSource" , [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice ->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!! (NS_FAILED_impl(rv)), 0)))) { LOG("FocusOnSelectedSource failed" ); } })))), 1)))), 1))) { } else { do { static_assert( mozilla ::detail::AssertionConditionType<decltype(false)>::isValid , "invalid assertion condition"); if ((__builtin_expect(!!(!( !!(false))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("false" " (" "NS_SUCCEEDED(mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( \"GetUserMediaStreamTask::FocusOnSelectedSource\", [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!!(NS_FAILED_impl(rv)), 0)))) { LOG(\"FocusOnSelectedSource failed\"); } })))" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1842); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "false" ") (" "NS_SUCCEEDED(mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( \"GetUserMediaStreamTask::FocusOnSelectedSource\", [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!!(NS_FAILED_impl(rv)), 0)))) { LOG(\"FocusOnSelectedSource failed\"); } })))" ")"); do { *((volatile int*)__null) = 1842; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 1838 | nsresult rv = videoDevice->FocusOnSelectedSource();do { if ((__builtin_expect(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl (mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( "GetUserMediaStreamTask::FocusOnSelectedSource" , [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice ->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!! (NS_FAILED_impl(rv)), 0)))) { LOG("FocusOnSelectedSource failed" ); } })))), 1)))), 1))) { } else { do { static_assert( mozilla ::detail::AssertionConditionType<decltype(false)>::isValid , "invalid assertion condition"); if ((__builtin_expect(!!(!( !!(false))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("false" " (" "NS_SUCCEEDED(mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( \"GetUserMediaStreamTask::FocusOnSelectedSource\", [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!!(NS_FAILED_impl(rv)), 0)))) { LOG(\"FocusOnSelectedSource failed\"); } })))" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1842); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "false" ") (" "NS_SUCCEEDED(mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( \"GetUserMediaStreamTask::FocusOnSelectedSource\", [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!!(NS_FAILED_impl(rv)), 0)))) { LOG(\"FocusOnSelectedSource failed\"); } })))" ")"); do { *((volatile int*)__null) = 1842; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 1839 | if (NS_FAILED(rv)) {do { if ((__builtin_expect(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl (mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( "GetUserMediaStreamTask::FocusOnSelectedSource" , [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice ->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!! (NS_FAILED_impl(rv)), 0)))) { LOG("FocusOnSelectedSource failed" ); } })))), 1)))), 1))) { } else { do { static_assert( mozilla ::detail::AssertionConditionType<decltype(false)>::isValid , "invalid assertion condition"); if ((__builtin_expect(!!(!( !!(false))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("false" " (" "NS_SUCCEEDED(mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( \"GetUserMediaStreamTask::FocusOnSelectedSource\", [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!!(NS_FAILED_impl(rv)), 0)))) { LOG(\"FocusOnSelectedSource failed\"); } })))" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1842); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "false" ") (" "NS_SUCCEEDED(mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( \"GetUserMediaStreamTask::FocusOnSelectedSource\", [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!!(NS_FAILED_impl(rv)), 0)))) { LOG(\"FocusOnSelectedSource failed\"); } })))" ")"); do { *((volatile int*)__null) = 1842; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 1840 | LOG("FocusOnSelectedSource failed");do { if ((__builtin_expect(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl (mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( "GetUserMediaStreamTask::FocusOnSelectedSource" , [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice ->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!! (NS_FAILED_impl(rv)), 0)))) { LOG("FocusOnSelectedSource failed" ); } })))), 1)))), 1))) { } else { do { static_assert( mozilla ::detail::AssertionConditionType<decltype(false)>::isValid , "invalid assertion condition"); if ((__builtin_expect(!!(!( !!(false))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("false" " (" "NS_SUCCEEDED(mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( \"GetUserMediaStreamTask::FocusOnSelectedSource\", [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!!(NS_FAILED_impl(rv)), 0)))) { LOG(\"FocusOnSelectedSource failed\"); } })))" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1842); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "false" ") (" "NS_SUCCEEDED(mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( \"GetUserMediaStreamTask::FocusOnSelectedSource\", [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!!(NS_FAILED_impl(rv)), 0)))) { LOG(\"FocusOnSelectedSource failed\"); } })))" ")"); do { *((volatile int*)__null) = 1842; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 1841 | }do { if ((__builtin_expect(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl (mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( "GetUserMediaStreamTask::FocusOnSelectedSource" , [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice ->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!! (NS_FAILED_impl(rv)), 0)))) { LOG("FocusOnSelectedSource failed" ); } })))), 1)))), 1))) { } else { do { static_assert( mozilla ::detail::AssertionConditionType<decltype(false)>::isValid , "invalid assertion condition"); if ((__builtin_expect(!!(!( !!(false))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("false" " (" "NS_SUCCEEDED(mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( \"GetUserMediaStreamTask::FocusOnSelectedSource\", [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!!(NS_FAILED_impl(rv)), 0)))) { LOG(\"FocusOnSelectedSource failed\"); } })))" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1842); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "false" ") (" "NS_SUCCEEDED(mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( \"GetUserMediaStreamTask::FocusOnSelectedSource\", [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!!(NS_FAILED_impl(rv)), 0)))) { LOG(\"FocusOnSelectedSource failed\"); } })))" ")"); do { *((volatile int*)__null) = 1842; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 1842 | })))do { if ((__builtin_expect(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl (mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( "GetUserMediaStreamTask::FocusOnSelectedSource" , [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice ->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!! (NS_FAILED_impl(rv)), 0)))) { LOG("FocusOnSelectedSource failed" ); } })))), 1)))), 1))) { } else { do { static_assert( mozilla ::detail::AssertionConditionType<decltype(false)>::isValid , "invalid assertion condition"); if ((__builtin_expect(!!(!( !!(false))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("false" " (" "NS_SUCCEEDED(mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( \"GetUserMediaStreamTask::FocusOnSelectedSource\", [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!!(NS_FAILED_impl(rv)), 0)))) { LOG(\"FocusOnSelectedSource failed\"); } })))" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1842); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "false" ") (" "NS_SUCCEEDED(mgr->mMediaThread->Dispatch(NS_NewRunnableFunction( \"GetUserMediaStreamTask::FocusOnSelectedSource\", [videoDevice = std::move(videoDevice)] { nsresult rv = videoDevice->FocusOnSelectedSource(); if (((bool)(__builtin_expect(!!(NS_FAILED_impl(rv)), 0)))) { LOG(\"FocusOnSelectedSource failed\"); } })))" ")"); do { *((volatile int*)__null) = 1842; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false); |
| 1843 | } |
| 1844 | |
| 1845 | holder.Resolve(domStream, __func__); |
| 1846 | } else { |
| 1847 | holder.Reject(aValue.RejectValue(), __func__); |
| 1848 | } |
| 1849 | }); |
| 1850 | |
| 1851 | PersistPrincipalKey(); |
| 1852 | } |
| 1853 | |
| 1854 | /** |
| 1855 | * Describes a requested task that handles response from the UI to a |
| 1856 | * selectAudioOutput() request and sends results back to content. If the |
| 1857 | * request is allowed, then the MozPromise is resolved with a MediaDevice |
| 1858 | * for the approved device. |
| 1859 | */ |
| 1860 | class SelectAudioOutputTask final : public GetUserMediaTask { |
| 1861 | public: |
| 1862 | SelectAudioOutputTask(MozPromiseHolder<LocalDevicePromise>&& aHolder, |
| 1863 | uint64_t aWindowID, enum CallerType aCallerType, |
| 1864 | const ipc::PrincipalInfo& aPrincipalInfo) |
| 1865 | : GetUserMediaTask(aWindowID, aPrincipalInfo, aCallerType), |
| 1866 | mHolder(std::move(aHolder)) {} |
| 1867 | |
| 1868 | void Allowed(RefPtr<LocalMediaDevice> aAudioOutput) { |
| 1869 | MOZ_ASSERT(aAudioOutput)do { static_assert( mozilla::detail::AssertionConditionType< decltype(aAudioOutput)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(aAudioOutput))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("aAudioOutput", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1869); AnnotateMozCrashReason("MOZ_ASSERT" "(" "aAudioOutput" ")"); do { *((volatile int*)__null) = 1869; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1870 | mHolder.Resolve(std::move(aAudioOutput), __func__); |
| 1871 | PersistPrincipalKey(); |
| 1872 | } |
| 1873 | |
| 1874 | void Denied(MediaMgrError::Name aName, const nsCString& aMessage) override { |
| 1875 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1875); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 1875; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1876 | Fail(aName, aMessage); |
| 1877 | } |
| 1878 | |
| 1879 | SelectAudioOutputTask* AsSelectAudioOutputTask() override { return this; } |
| 1880 | |
| 1881 | private: |
| 1882 | ~SelectAudioOutputTask() override { |
| 1883 | if (!mHolder.IsEmpty()) { |
| 1884 | Fail(MediaMgrError::Name::NotAllowedError); |
| 1885 | } |
| 1886 | } |
| 1887 | |
| 1888 | void Fail(MediaMgrError::Name aName, const nsCString& aMessage = ""_ns) { |
| 1889 | mHolder.Reject(MakeRefPtr<MediaMgrError>(aName, aMessage), __func__); |
| 1890 | } |
| 1891 | |
| 1892 | private: |
| 1893 | MozPromiseHolder<LocalDevicePromise> mHolder; |
| 1894 | }; |
| 1895 | |
| 1896 | /* static */ |
| 1897 | void MediaManager::GuessVideoDeviceGroupIDs(MediaDeviceSet& aDevices, |
| 1898 | const MediaDeviceSet& aAudios) { |
| 1899 | // Run the logic in a lambda to avoid duplication. |
| 1900 | auto updateGroupIdIfNeeded = [&](RefPtr<MediaDevice>& aVideo, |
| 1901 | const MediaDeviceKind aKind) -> bool { |
| 1902 | MOZ_ASSERT(aVideo->mKind == MediaDeviceKind::Videoinput)do { static_assert( mozilla::detail::AssertionConditionType< decltype(aVideo->mKind == MediaDeviceKind::Videoinput)> ::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(aVideo->mKind == MediaDeviceKind::Videoinput))), 0 ))) { do { } while (false); MOZ_ReportAssertionFailure("aVideo->mKind == MediaDeviceKind::Videoinput" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1902); AnnotateMozCrashReason("MOZ_ASSERT" "(" "aVideo->mKind == MediaDeviceKind::Videoinput" ")"); do { *((volatile int*)__null) = 1902; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1903 | MOZ_ASSERT(aKind == MediaDeviceKind::Audioinput ||do { static_assert( mozilla::detail::AssertionConditionType< decltype(aKind == MediaDeviceKind::Audioinput || aKind == MediaDeviceKind ::Audiooutput)>::isValid, "invalid assertion condition"); if ((__builtin_expect(!!(!(!!(aKind == MediaDeviceKind::Audioinput || aKind == MediaDeviceKind::Audiooutput))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("aKind == MediaDeviceKind::Audioinput || aKind == MediaDeviceKind::Audiooutput" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1904); AnnotateMozCrashReason("MOZ_ASSERT" "(" "aKind == MediaDeviceKind::Audioinput || aKind == MediaDeviceKind::Audiooutput" ")"); do { *((volatile int*)__null) = 1904; __attribute__((nomerge )) ::abort(); } while (false); } } while (false) |
| 1904 | aKind == MediaDeviceKind::Audiooutput)do { static_assert( mozilla::detail::AssertionConditionType< decltype(aKind == MediaDeviceKind::Audioinput || aKind == MediaDeviceKind ::Audiooutput)>::isValid, "invalid assertion condition"); if ((__builtin_expect(!!(!(!!(aKind == MediaDeviceKind::Audioinput || aKind == MediaDeviceKind::Audiooutput))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("aKind == MediaDeviceKind::Audioinput || aKind == MediaDeviceKind::Audiooutput" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1904); AnnotateMozCrashReason("MOZ_ASSERT" "(" "aKind == MediaDeviceKind::Audioinput || aKind == MediaDeviceKind::Audiooutput" ")"); do { *((volatile int*)__null) = 1904; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1905 | // This will store the new group id if a match is found. |
| 1906 | nsString newVideoGroupID; |
| 1907 | // If the group id needs to be updated this will become true. It is |
| 1908 | // necessary when the new group id is an empty string. Without this extra |
| 1909 | // variable to signal the update, we would resort to test if |
| 1910 | // `newVideoGroupId` is empty. However, |
| 1911 | // that check does not work when the new group id is an empty string. |
| 1912 | bool updateGroupId = false; |
| 1913 | for (const RefPtr<MediaDevice>& dev : aAudios) { |
| 1914 | if (dev->mKind != aKind) { |
| 1915 | continue; |
| 1916 | } |
| 1917 | if (!FindInReadable(aVideo->mRawName, dev->mRawName)) { |
| 1918 | continue; |
| 1919 | } |
| 1920 | if (newVideoGroupID.IsEmpty()) { |
| 1921 | // This is only expected on first match. If that's the only match group |
| 1922 | // id will be updated to this one at the end of the loop. |
| 1923 | updateGroupId = true; |
| 1924 | newVideoGroupID = dev->mRawGroupID; |
| 1925 | } else { |
| 1926 | // More than one device found, it is impossible to know which group id |
| 1927 | // is the correct one. |
| 1928 | updateGroupId = false; |
| 1929 | newVideoGroupID = u""_ns; |
| 1930 | break; |
| 1931 | } |
| 1932 | } |
| 1933 | if (updateGroupId) { |
| 1934 | aVideo = MediaDevice::CopyWithNewRawGroupId(aVideo, newVideoGroupID); |
| 1935 | return true; |
| 1936 | } |
| 1937 | return false; |
| 1938 | }; |
| 1939 | |
| 1940 | for (RefPtr<MediaDevice>& video : aDevices) { |
| 1941 | if (video->mKind != MediaDeviceKind::Videoinput) { |
| 1942 | continue; |
| 1943 | } |
| 1944 | if (updateGroupIdIfNeeded(video, MediaDeviceKind::Audioinput)) { |
| 1945 | // GroupId has been updated, continue to the next video device |
| 1946 | continue; |
| 1947 | } |
| 1948 | // GroupId has not been updated, check among the outputs |
| 1949 | updateGroupIdIfNeeded(video, MediaDeviceKind::Audiooutput); |
| 1950 | } |
| 1951 | } |
| 1952 | |
| 1953 | namespace { |
| 1954 | |
| 1955 | // Class to hold the promise used to request device access and to resolve |
| 1956 | // even if |task| does not run, either because GeckoViewPermissionProcessChild |
| 1957 | // gets destroyed before ask-device-permission receives its |
| 1958 | // got-device-permission reply, or because the media thread is no longer |
| 1959 | // available. In either case, the process is shutting down so the result is |
| 1960 | // not important. Reject with a dummy error so the following Then-handler can |
| 1961 | // resolve with an empty set, so that callers do not need to handle rejection. |
| 1962 | class DeviceAccessRequestPromiseHolderWithFallback |
| 1963 | : public MozPromiseHolder<MozPromise< |
| 1964 | CamerasAccessStatus, mozilla::ipc::ResponseRejectReason, true>> { |
| 1965 | public: |
| 1966 | DeviceAccessRequestPromiseHolderWithFallback() = default; |
| 1967 | DeviceAccessRequestPromiseHolderWithFallback( |
| 1968 | DeviceAccessRequestPromiseHolderWithFallback&&) = default; |
| 1969 | ~DeviceAccessRequestPromiseHolderWithFallback() { |
| 1970 | if (!IsEmpty()) { |
| 1971 | Reject(ipc::ResponseRejectReason::ChannelClosed, __func__); |
| 1972 | } |
| 1973 | } |
| 1974 | }; |
| 1975 | |
| 1976 | } // anonymous namespace |
| 1977 | |
| 1978 | MediaManager::DeviceEnumerationParams::DeviceEnumerationParams( |
| 1979 | dom::MediaSourceEnum aInputType, DeviceType aType, |
| 1980 | nsAutoCString aForcedDeviceName) |
| 1981 | : mInputType(aInputType), |
| 1982 | mType(aType), |
| 1983 | mForcedDeviceName(std::move(aForcedDeviceName)) { |
| 1984 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1984); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 1984; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1985 | MOZ_ASSERT(mInputType != dom::MediaSourceEnum::Other)do { static_assert( mozilla::detail::AssertionConditionType< decltype(mInputType != dom::MediaSourceEnum::Other)>::isValid , "invalid assertion condition"); if ((__builtin_expect(!!(!( !!(mInputType != dom::MediaSourceEnum::Other))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("mInputType != dom::MediaSourceEnum::Other" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1985); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mInputType != dom::MediaSourceEnum::Other" ")"); do { *((volatile int*)__null) = 1985; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1986 | MOZ_ASSERT_IF(!mForcedDeviceName.IsEmpty(), mType == DeviceType::Real)do { if (!mForcedDeviceName.IsEmpty()) { do { static_assert( mozilla ::detail::AssertionConditionType<decltype(mType == DeviceType ::Real)>::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(mType == DeviceType::Real))), 0))) { do { } while (false ); MOZ_ReportAssertionFailure("mType == DeviceType::Real", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1986); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mType == DeviceType::Real" ")"); do { *((volatile int*)__null) = 1986; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false); |
| 1987 | } |
| 1988 | |
| 1989 | MediaManager::VideoDeviceEnumerationParams::VideoDeviceEnumerationParams( |
| 1990 | dom::MediaSourceEnum aInputType, DeviceType aType, |
| 1991 | nsAutoCString aForcedDeviceName, nsAutoCString aForcedMicrophoneName) |
| 1992 | : DeviceEnumerationParams(aInputType, aType, std::move(aForcedDeviceName)), |
| 1993 | mForcedMicrophoneName(std::move(aForcedMicrophoneName)) { |
| 1994 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1994); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 1994; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 1995 | MOZ_ASSERT_IF(!mForcedMicrophoneName.IsEmpty(),do { if (!mForcedMicrophoneName.IsEmpty()) { do { static_assert ( mozilla::detail::AssertionConditionType<decltype(mInputType == dom::MediaSourceEnum::Camera)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(mInputType == dom::MediaSourceEnum ::Camera))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("mInputType == dom::MediaSourceEnum::Camera", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1996); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mInputType == dom::MediaSourceEnum::Camera" ")"); do { *((volatile int*)__null) = 1996; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 1996 | mInputType == dom::MediaSourceEnum::Camera)do { if (!mForcedMicrophoneName.IsEmpty()) { do { static_assert ( mozilla::detail::AssertionConditionType<decltype(mInputType == dom::MediaSourceEnum::Camera)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(mInputType == dom::MediaSourceEnum ::Camera))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("mInputType == dom::MediaSourceEnum::Camera", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1996); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mInputType == dom::MediaSourceEnum::Camera" ")"); do { *((volatile int*)__null) = 1996; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false); |
| 1997 | MOZ_ASSERT_IF(!mForcedMicrophoneName.IsEmpty(), mType == DeviceType::Real)do { if (!mForcedMicrophoneName.IsEmpty()) { do { static_assert ( mozilla::detail::AssertionConditionType<decltype(mType == DeviceType::Real)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(mType == DeviceType::Real))) , 0))) { do { } while (false); MOZ_ReportAssertionFailure("mType == DeviceType::Real" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 1997); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mType == DeviceType::Real" ")"); do { *((volatile int*)__null) = 1997; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false); |
| 1998 | } |
| 1999 | |
| 2000 | MediaManager::EnumerationParams::EnumerationParams( |
| 2001 | EnumerationFlags aFlags, Maybe<VideoDeviceEnumerationParams> aVideo, |
| 2002 | Maybe<DeviceEnumerationParams> aAudio) |
| 2003 | : mFlags(aFlags), mVideo(std::move(aVideo)), mAudio(std::move(aAudio)) { |
| 2004 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2004); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 2004; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 2005 | MOZ_ASSERT_IF(mVideo, MediaEngineSource::IsVideo(mVideo->mInputType))do { if (mVideo) { do { static_assert( mozilla::detail::AssertionConditionType <decltype(MediaEngineSource::IsVideo(mVideo->mInputType ))>::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(MediaEngineSource::IsVideo(mVideo->mInputType)))) , 0))) { do { } while (false); MOZ_ReportAssertionFailure("MediaEngineSource::IsVideo(mVideo->mInputType)" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2005); AnnotateMozCrashReason("MOZ_ASSERT" "(" "MediaEngineSource::IsVideo(mVideo->mInputType)" ")"); do { *((volatile int*)__null) = 2005; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false); |
| 2006 | MOZ_ASSERT_IF(mVideo && !mVideo->mForcedDeviceName.IsEmpty(),do { if (mVideo && !mVideo->mForcedDeviceName.IsEmpty ()) { do { static_assert( mozilla::detail::AssertionConditionType <decltype(mVideo->mInputType == dom::MediaSourceEnum::Camera )>::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(mVideo->mInputType == dom::MediaSourceEnum::Camera ))), 0))) { do { } while (false); MOZ_ReportAssertionFailure( "mVideo->mInputType == dom::MediaSourceEnum::Camera", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2007); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mVideo->mInputType == dom::MediaSourceEnum::Camera" ")"); do { *((volatile int*)__null) = 2007; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 2007 | mVideo->mInputType == dom::MediaSourceEnum::Camera)do { if (mVideo && !mVideo->mForcedDeviceName.IsEmpty ()) { do { static_assert( mozilla::detail::AssertionConditionType <decltype(mVideo->mInputType == dom::MediaSourceEnum::Camera )>::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(mVideo->mInputType == dom::MediaSourceEnum::Camera ))), 0))) { do { } while (false); MOZ_ReportAssertionFailure( "mVideo->mInputType == dom::MediaSourceEnum::Camera", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2007); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mVideo->mInputType == dom::MediaSourceEnum::Camera" ")"); do { *((volatile int*)__null) = 2007; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false); |
| 2008 | MOZ_ASSERT_IF(mVideo && mVideo->mType == DeviceType::Fake,do { if (mVideo && mVideo->mType == DeviceType::Fake ) { do { static_assert( mozilla::detail::AssertionConditionType <decltype(mVideo->mInputType == dom::MediaSourceEnum::Camera )>::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(mVideo->mInputType == dom::MediaSourceEnum::Camera ))), 0))) { do { } while (false); MOZ_ReportAssertionFailure( "mVideo->mInputType == dom::MediaSourceEnum::Camera", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2009); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mVideo->mInputType == dom::MediaSourceEnum::Camera" ")"); do { *((volatile int*)__null) = 2009; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 2009 | mVideo->mInputType == dom::MediaSourceEnum::Camera)do { if (mVideo && mVideo->mType == DeviceType::Fake ) { do { static_assert( mozilla::detail::AssertionConditionType <decltype(mVideo->mInputType == dom::MediaSourceEnum::Camera )>::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(mVideo->mInputType == dom::MediaSourceEnum::Camera ))), 0))) { do { } while (false); MOZ_ReportAssertionFailure( "mVideo->mInputType == dom::MediaSourceEnum::Camera", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2009); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mVideo->mInputType == dom::MediaSourceEnum::Camera" ")"); do { *((volatile int*)__null) = 2009; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false); |
| 2010 | MOZ_ASSERT_IF(mAudio, MediaEngineSource::IsAudio(mAudio->mInputType))do { if (mAudio) { do { static_assert( mozilla::detail::AssertionConditionType <decltype(MediaEngineSource::IsAudio(mAudio->mInputType ))>::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(MediaEngineSource::IsAudio(mAudio->mInputType)))) , 0))) { do { } while (false); MOZ_ReportAssertionFailure("MediaEngineSource::IsAudio(mAudio->mInputType)" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2010); AnnotateMozCrashReason("MOZ_ASSERT" "(" "MediaEngineSource::IsAudio(mAudio->mInputType)" ")"); do { *((volatile int*)__null) = 2010; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false); |
| 2011 | MOZ_ASSERT_IF(mAudio && !mAudio->mForcedDeviceName.IsEmpty(),do { if (mAudio && !mAudio->mForcedDeviceName.IsEmpty ()) { do { static_assert( mozilla::detail::AssertionConditionType <decltype(mAudio->mInputType == dom::MediaSourceEnum::Microphone )>::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(mAudio->mInputType == dom::MediaSourceEnum::Microphone ))), 0))) { do { } while (false); MOZ_ReportAssertionFailure( "mAudio->mInputType == dom::MediaSourceEnum::Microphone", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2012); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mAudio->mInputType == dom::MediaSourceEnum::Microphone" ")"); do { *((volatile int*)__null) = 2012; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 2012 | mAudio->mInputType == dom::MediaSourceEnum::Microphone)do { if (mAudio && !mAudio->mForcedDeviceName.IsEmpty ()) { do { static_assert( mozilla::detail::AssertionConditionType <decltype(mAudio->mInputType == dom::MediaSourceEnum::Microphone )>::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(mAudio->mInputType == dom::MediaSourceEnum::Microphone ))), 0))) { do { } while (false); MOZ_ReportAssertionFailure( "mAudio->mInputType == dom::MediaSourceEnum::Microphone", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2012); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mAudio->mInputType == dom::MediaSourceEnum::Microphone" ")"); do { *((volatile int*)__null) = 2012; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false); |
| 2013 | MOZ_ASSERT_IF(mAudio && mAudio->mType == DeviceType::Fake,do { if (mAudio && mAudio->mType == DeviceType::Fake ) { do { static_assert( mozilla::detail::AssertionConditionType <decltype(mAudio->mInputType == dom::MediaSourceEnum::Microphone )>::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(mAudio->mInputType == dom::MediaSourceEnum::Microphone ))), 0))) { do { } while (false); MOZ_ReportAssertionFailure( "mAudio->mInputType == dom::MediaSourceEnum::Microphone", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2014); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mAudio->mInputType == dom::MediaSourceEnum::Microphone" ")"); do { *((volatile int*)__null) = 2014; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 2014 | mAudio->mInputType == dom::MediaSourceEnum::Microphone)do { if (mAudio && mAudio->mType == DeviceType::Fake ) { do { static_assert( mozilla::detail::AssertionConditionType <decltype(mAudio->mInputType == dom::MediaSourceEnum::Microphone )>::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(mAudio->mInputType == dom::MediaSourceEnum::Microphone ))), 0))) { do { } while (false); MOZ_ReportAssertionFailure( "mAudio->mInputType == dom::MediaSourceEnum::Microphone", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2014); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mAudio->mInputType == dom::MediaSourceEnum::Microphone" ")"); do { *((volatile int*)__null) = 2014; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false); |
| 2015 | } |
| 2016 | |
| 2017 | bool MediaManager::EnumerationParams::HasFakeCams() const { |
| 2018 | return mVideo |
| 2019 | .map([](const auto& aDev) { return aDev.mType == DeviceType::Fake; }) |
| 2020 | .valueOr(false); |
| 2021 | } |
| 2022 | |
| 2023 | bool MediaManager::EnumerationParams::HasFakeMics() const { |
| 2024 | return mAudio |
| 2025 | .map([](const auto& aDev) { return aDev.mType == DeviceType::Fake; }) |
| 2026 | .valueOr(false); |
| 2027 | } |
| 2028 | |
| 2029 | bool MediaManager::EnumerationParams::RealDeviceRequested() const { |
| 2030 | auto isReal = [](const auto& aDev) { return aDev.mType == DeviceType::Real; }; |
| 2031 | return mVideo.map(isReal).valueOr(false) || |
| 2032 | mAudio.map(isReal).valueOr(false) || |
| 2033 | mFlags.contains(EnumerationFlag::EnumerateAudioOutputs); |
| 2034 | } |
| 2035 | |
| 2036 | MediaSourceEnum MediaManager::EnumerationParams::VideoInputType() const { |
| 2037 | return mVideo.map([](const auto& aDev) { return aDev.mInputType; }) |
| 2038 | .valueOr(MediaSourceEnum::Other); |
| 2039 | } |
| 2040 | |
| 2041 | MediaSourceEnum MediaManager::EnumerationParams::AudioInputType() const { |
| 2042 | return mAudio.map([](const auto& aDev) { return aDev.mInputType; }) |
| 2043 | .valueOr(MediaSourceEnum::Other); |
| 2044 | } |
| 2045 | |
| 2046 | /* static */ MediaManager::EnumerationParams |
| 2047 | MediaManager::CreateEnumerationParams(dom::MediaSourceEnum aVideoInputType, |
| 2048 | dom::MediaSourceEnum aAudioInputType, |
| 2049 | EnumerationFlags aFlags) { |
| 2050 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2050); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 2050; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 2051 | MOZ_ASSERT_IF(!MediaEngineSource::IsVideo(aVideoInputType),do { if (!MediaEngineSource::IsVideo(aVideoInputType)) { do { static_assert( mozilla::detail::AssertionConditionType<decltype (aVideoInputType == dom::MediaSourceEnum::Other)>::isValid , "invalid assertion condition"); if ((__builtin_expect(!!(!( !!(aVideoInputType == dom::MediaSourceEnum::Other))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("aVideoInputType == dom::MediaSourceEnum::Other" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2052); AnnotateMozCrashReason("MOZ_ASSERT" "(" "aVideoInputType == dom::MediaSourceEnum::Other" ")"); do { *((volatile int*)__null) = 2052; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 2052 | aVideoInputType == dom::MediaSourceEnum::Other)do { if (!MediaEngineSource::IsVideo(aVideoInputType)) { do { static_assert( mozilla::detail::AssertionConditionType<decltype (aVideoInputType == dom::MediaSourceEnum::Other)>::isValid , "invalid assertion condition"); if ((__builtin_expect(!!(!( !!(aVideoInputType == dom::MediaSourceEnum::Other))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("aVideoInputType == dom::MediaSourceEnum::Other" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2052); AnnotateMozCrashReason("MOZ_ASSERT" "(" "aVideoInputType == dom::MediaSourceEnum::Other" ")"); do { *((volatile int*)__null) = 2052; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false); |
| 2053 | MOZ_ASSERT_IF(!MediaEngineSource::IsAudio(aAudioInputType),do { if (!MediaEngineSource::IsAudio(aAudioInputType)) { do { static_assert( mozilla::detail::AssertionConditionType<decltype (aAudioInputType == dom::MediaSourceEnum::Other)>::isValid , "invalid assertion condition"); if ((__builtin_expect(!!(!( !!(aAudioInputType == dom::MediaSourceEnum::Other))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("aAudioInputType == dom::MediaSourceEnum::Other" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2054); AnnotateMozCrashReason("MOZ_ASSERT" "(" "aAudioInputType == dom::MediaSourceEnum::Other" ")"); do { *((volatile int*)__null) = 2054; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 2054 | aAudioInputType == dom::MediaSourceEnum::Other)do { if (!MediaEngineSource::IsAudio(aAudioInputType)) { do { static_assert( mozilla::detail::AssertionConditionType<decltype (aAudioInputType == dom::MediaSourceEnum::Other)>::isValid , "invalid assertion condition"); if ((__builtin_expect(!!(!( !!(aAudioInputType == dom::MediaSourceEnum::Other))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("aAudioInputType == dom::MediaSourceEnum::Other" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2054); AnnotateMozCrashReason("MOZ_ASSERT" "(" "aAudioInputType == dom::MediaSourceEnum::Other" ")"); do { *((volatile int*)__null) = 2054; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false); |
| 2055 | const bool forceFakes = aFlags.contains(EnumerationFlag::ForceFakes); |
| 2056 | const bool fakeByPref = Preferences::GetBool("media.navigator.streams.fake"); |
| 2057 | Maybe<VideoDeviceEnumerationParams> videoParams; |
| 2058 | Maybe<DeviceEnumerationParams> audioParams; |
| 2059 | nsAutoCString audioDev; |
| 2060 | bool audioDevRead = false; |
| 2061 | constexpr const char* VIDEO_DEV_NAME = "media.video_loopback_dev"; |
| 2062 | constexpr const char* AUDIO_DEV_NAME = "media.audio_loopback_dev"; |
| 2063 | const auto ensureDev = [](const char* aPref, nsAutoCString* aLoopDev, |
| 2064 | bool* aPrefRead) { |
| 2065 | if (aPrefRead) { |
| 2066 | if (*aPrefRead) { |
| 2067 | return; |
| 2068 | } |
| 2069 | *aPrefRead = true; |
| 2070 | } |
| 2071 | |
| 2072 | if (NS_FAILED(Preferences::GetCString(aPref, *aLoopDev))((bool)(__builtin_expect(!!(NS_FAILED_impl(Preferences::GetCString (aPref, *aLoopDev))), 0)))) { |
| 2073 | // Ensure we fall back to an empty string if reading the pref failed. |
| 2074 | aLoopDev->SetIsVoid(true); |
| 2075 | } |
| 2076 | }; |
| 2077 | if (MediaEngineSource::IsVideo(aVideoInputType)) { |
| 2078 | nsAutoCString videoDev; |
| 2079 | DeviceType type = DeviceType::Real; |
| 2080 | if (aVideoInputType == MediaSourceEnum::Camera) { |
| 2081 | // Fake and loopback devices are supported for only Camera. |
| 2082 | if (forceFakes) { |
| 2083 | type = DeviceType::Fake; |
| 2084 | } else { |
| 2085 | ensureDev(VIDEO_DEV_NAME, &videoDev, nullptr); |
| 2086 | // Loopback prefs take precedence over fake prefs |
| 2087 | if (fakeByPref && videoDev.IsEmpty()) { |
| 2088 | type = DeviceType::Fake; |
| 2089 | } else { |
| 2090 | // For groupId correlation we need the audio device name. |
| 2091 | ensureDev(AUDIO_DEV_NAME, &audioDev, &audioDevRead); |
| 2092 | } |
| 2093 | } |
| 2094 | } |
| 2095 | videoParams = Some(VideoDeviceEnumerationParams(aVideoInputType, type, |
| 2096 | videoDev, audioDev)); |
| 2097 | } |
| 2098 | if (MediaEngineSource::IsAudio(aAudioInputType)) { |
| 2099 | nsAutoCString realAudioDev; |
| 2100 | DeviceType type = DeviceType::Real; |
| 2101 | if (aAudioInputType == MediaSourceEnum::Microphone) { |
| 2102 | // Fake and loopback devices are supported for only Microphone. |
| 2103 | if (forceFakes) { |
| 2104 | type = DeviceType::Fake; |
| 2105 | } else { |
| 2106 | ensureDev(AUDIO_DEV_NAME, &audioDev, &audioDevRead); |
| 2107 | // Loopback prefs take precedence over fake prefs |
| 2108 | if (fakeByPref && audioDev.IsEmpty()) { |
| 2109 | type = DeviceType::Fake; |
| 2110 | } else { |
| 2111 | realAudioDev = audioDev; |
| 2112 | } |
| 2113 | } |
| 2114 | } |
| 2115 | audioParams = |
| 2116 | Some(DeviceEnumerationParams(aAudioInputType, type, realAudioDev)); |
| 2117 | } |
| 2118 | return EnumerationParams(aFlags, videoParams, audioParams); |
| 2119 | } |
| 2120 | |
| 2121 | RefPtr<DeviceSetPromise> |
| 2122 | MediaManager::MaybeRequestPermissionAndEnumerateRawDevices( |
| 2123 | EnumerationParams aParams) { |
| 2124 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2124); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 2124; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 2125 | MOZ_ASSERT(aParams.mVideo.isSome() || aParams.mAudio.isSome() ||do { static_assert( mozilla::detail::AssertionConditionType< decltype(aParams.mVideo.isSome() || aParams.mAudio.isSome() || aParams.mFlags.contains(EnumerationFlag::EnumerateAudioOutputs ))>::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(aParams.mVideo.isSome() || aParams.mAudio.isSome() || aParams.mFlags.contains(EnumerationFlag::EnumerateAudioOutputs )))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("aParams.mVideo.isSome() || aParams.mAudio.isSome() || aParams.mFlags.contains(EnumerationFlag::EnumerateAudioOutputs)" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2126); AnnotateMozCrashReason("MOZ_ASSERT" "(" "aParams.mVideo.isSome() || aParams.mAudio.isSome() || aParams.mFlags.contains(EnumerationFlag::EnumerateAudioOutputs)" ")"); do { *((volatile int*)__null) = 2126; __attribute__((nomerge )) ::abort(); } while (false); } } while (false) |
| 2126 | aParams.mFlags.contains(EnumerationFlag::EnumerateAudioOutputs))do { static_assert( mozilla::detail::AssertionConditionType< decltype(aParams.mVideo.isSome() || aParams.mAudio.isSome() || aParams.mFlags.contains(EnumerationFlag::EnumerateAudioOutputs ))>::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(aParams.mVideo.isSome() || aParams.mAudio.isSome() || aParams.mFlags.contains(EnumerationFlag::EnumerateAudioOutputs )))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("aParams.mVideo.isSome() || aParams.mAudio.isSome() || aParams.mFlags.contains(EnumerationFlag::EnumerateAudioOutputs)" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2126); AnnotateMozCrashReason("MOZ_ASSERT" "(" "aParams.mVideo.isSome() || aParams.mAudio.isSome() || aParams.mFlags.contains(EnumerationFlag::EnumerateAudioOutputs)" ")"); do { *((volatile int*)__null) = 2126; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 2127 | |
| 2128 | LOG("%s: aVideoInputType=%" PRIu8"u" ", aAudioInputType=%" PRIu8"u", __func__, |
| 2129 | static_cast<uint8_t>(aParams.VideoInputType()), |
| 2130 | static_cast<uint8_t>(aParams.AudioInputType())); |
| 2131 | |
| 2132 | if (sHasMainThreadShutdown) { |
| 2133 | // The media thread is no longer available but the result will not be |
| 2134 | // observable. |
| 2135 | return DeviceSetPromise::CreateAndResolve( |
| 2136 | new MediaDeviceSetRefCnt(), |
| 2137 | "MaybeRequestPermissionAndEnumerateRawDevices: sync shutdown"); |
| 2138 | } |
| 2139 | |
| 2140 | const bool hasVideo = aParams.mVideo.isSome(); |
| 2141 | const bool hasAudio = aParams.mAudio.isSome(); |
| 2142 | const bool hasAudioOutput = |
| 2143 | aParams.mFlags.contains(EnumerationFlag::EnumerateAudioOutputs); |
| 2144 | const bool hasFakeCams = aParams.HasFakeCams(); |
| 2145 | const bool hasFakeMics = aParams.HasFakeMics(); |
| 2146 | // True if at least one of video input or audio input is a real device |
| 2147 | // or there is audio output. |
| 2148 | const bool realDeviceRequested = (!hasFakeCams && hasVideo) || |
| 2149 | (!hasFakeMics && hasAudio) || hasAudioOutput; |
| 2150 | |
| 2151 | using NativePromise = |
| 2152 | MozPromise<CamerasAccessStatus, mozilla::ipc::ResponseRejectReason, |
| 2153 | /* IsExclusive = */ true>; |
| 2154 | RefPtr<NativePromise> deviceAccessPromise; |
| 2155 | if (realDeviceRequested && |
| 2156 | aParams.mFlags.contains(EnumerationFlag::AllowPermissionRequest) && |
| 2157 | Preferences::GetBool("media.navigator.permission.device", false)) { |
| 2158 | // Need to ask permission to retrieve list of all devices; |
| 2159 | // notify frontend observer and wait for callback notification to post |
| 2160 | // task. |
| 2161 | const char16_t* const type = |
| 2162 | (aParams.VideoInputType() != MediaSourceEnum::Camera) ? u"audio" |
| 2163 | : (aParams.AudioInputType() != MediaSourceEnum::Microphone) ? u"video" |
| 2164 | : u"all"; |
| 2165 | nsCOMPtr<nsIObserverService> obs = services::GetObserverService(); |
| 2166 | DeviceAccessRequestPromiseHolderWithFallback deviceAccessPromiseHolder; |
| 2167 | deviceAccessPromise = deviceAccessPromiseHolder.Ensure(__func__); |
| 2168 | RefPtr task = NS_NewRunnableFunction( |
| 2169 | __func__, [holder = std::move(deviceAccessPromiseHolder)]() mutable { |
| 2170 | holder.Resolve(CamerasAccessStatus::Granted, |
| 2171 | "getUserMedia:got-device-permission"); |
| 2172 | }); |
| 2173 | obs->NotifyObservers(static_cast<nsIRunnable*>(task), |
| 2174 | "getUserMedia:ask-device-permission", type); |
| 2175 | } else if (realDeviceRequested && hasVideo && |
| 2176 | aParams.VideoInputType() == MediaSourceEnum::Camera) { |
| 2177 | ipc::PBackgroundChild* backgroundChild = |
| 2178 | ipc::BackgroundChild::GetOrCreateForCurrentThread(); |
| 2179 | deviceAccessPromise = backgroundChild->SendRequestCameraAccess( |
| 2180 | aParams.mFlags.contains(EnumerationFlag::AllowPermissionRequest)); |
| 2181 | } |
| 2182 | |
| 2183 | if (!deviceAccessPromise) { |
| 2184 | // No device access request needed. We can proceed directly, but we still |
| 2185 | // need to update camera availability, because the camera engine is always |
| 2186 | // created together with the WebRTC backend, which is done because |
| 2187 | // devicechange events must work before prompting in cases where persistent |
| 2188 | // permission has already been given. Making a request to camera access not |
| 2189 | // allowing a permission request does exactly what we need in this case. |
| 2190 | ipc::PBackgroundChild* backgroundChild = |
| 2191 | ipc::BackgroundChild::GetOrCreateForCurrentThread(); |
| 2192 | deviceAccessPromise = backgroundChild->SendRequestCameraAccess(false); |
| 2193 | } |
| 2194 | |
| 2195 | return deviceAccessPromise->Then( |
| 2196 | GetCurrentSerialEventTarget(), __func__, |
| 2197 | [this, self = RefPtr(this), aParams = std::move(aParams)]( |
| 2198 | NativePromise::ResolveOrRejectValue&& aValue) mutable { |
| 2199 | if (sHasMainThreadShutdown) { |
| 2200 | return DeviceSetPromise::CreateAndResolve( |
| 2201 | new MediaDeviceSetRefCnt(), |
| 2202 | "MaybeRequestPermissionAndEnumerateRawDevices: async shutdown"); |
| 2203 | } |
| 2204 | |
| 2205 | if (aValue.IsReject()) { |
| 2206 | // IPC failure probably means we're in shutdown. Resolve with |
| 2207 | // an empty set, so that callers do not need to handle rejection. |
| 2208 | return DeviceSetPromise::CreateAndResolve( |
| 2209 | new MediaDeviceSetRefCnt(), |
| 2210 | "MaybeRequestPermissionAndEnumerateRawDevices: ipc failure"); |
| 2211 | } |
| 2212 | |
| 2213 | if (auto v = aValue.ResolveValue(); |
| 2214 | v == CamerasAccessStatus::Error || |
| 2215 | v == CamerasAccessStatus::Rejected) { |
| 2216 | LOG("Request to camera access %s", |
| 2217 | v == CamerasAccessStatus::Rejected ? "was rejected" : "failed"); |
| 2218 | if (v == CamerasAccessStatus::Error) { |
| 2219 | NS_WARNING("Failed to request camera access")NS_DebugBreak(NS_DEBUG_WARNING, "Failed to request camera access" , nullptr, "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2219); |
| 2220 | } |
| 2221 | return DeviceSetPromise::CreateAndReject( |
| 2222 | MakeRefPtr<MediaMgrError>(MediaMgrError::Name::NotAllowedError), |
| 2223 | "MaybeRequestPermissionAndEnumerateRawDevices: camera access " |
| 2224 | "rejected"); |
| 2225 | } |
| 2226 | |
| 2227 | if (aParams.VideoInputType() == MediaSourceEnum::Camera && |
| 2228 | aParams.mFlags.contains(EnumerationFlag::AllowPermissionRequest) && |
| 2229 | aValue.ResolveValue() == CamerasAccessStatus::Granted) { |
| 2230 | EnsureNoPlaceholdersInDeviceCache(); |
| 2231 | } |
| 2232 | |
| 2233 | // We have to nest this, unfortunately, since we have no guarantees that |
| 2234 | // mMediaThread is alive. If we'd reject due to shutdown above, and have |
| 2235 | // the below async operation in a Then handler on the media thread the |
| 2236 | // Then handler would fail to dispatch and trip an assert on |
| 2237 | // destruction, for instance. |
| 2238 | return InvokeAsync( |
| 2239 | mMediaThread, __func__, [aParams = std::move(aParams)]() mutable { |
| 2240 | return DeviceSetPromise::CreateAndResolve( |
| 2241 | EnumerateRawDevices(std::move(aParams)), |
| 2242 | "MaybeRequestPermissionAndEnumerateRawDevices: success"); |
| 2243 | }); |
| 2244 | }); |
| 2245 | } |
| 2246 | |
| 2247 | /** |
| 2248 | * EnumerateRawDevices - Enumerate a list of audio & video devices that |
| 2249 | * satisfy passed-in constraints. List contains raw id's. |
| 2250 | */ |
| 2251 | |
| 2252 | /* static */ RefPtr<MediaManager::MediaDeviceSetRefCnt> |
| 2253 | MediaManager::EnumerateRawDevices(EnumerationParams aParams) { |
| 2254 | MOZ_ASSERT(IsInMediaThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(IsInMediaThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("IsInMediaThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2254); AnnotateMozCrashReason("MOZ_ASSERT" "(" "IsInMediaThread()" ")"); do { *((volatile int*)__null) = 2254; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 2255 | // Only enumerate what's asked for, and only fake cams and mics. |
| 2256 | RefPtr<MediaEngine> fakeBackend, realBackend; |
| 2257 | if (aParams.HasFakeCams() || aParams.HasFakeMics()) { |
| 2258 | fakeBackend = new MediaEngineFake(); |
| 2259 | } |
| 2260 | if (aParams.RealDeviceRequested()) { |
| 2261 | MediaManager* manager = MediaManager::GetIfExists(); |
| 2262 | MOZ_RELEASE_ASSERT(manager, "Must exist while media thread is alive")do { static_assert( mozilla::detail::AssertionConditionType< decltype(manager)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(manager))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("manager" " (" "Must exist while media thread is alive" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2262); AnnotateMozCrashReason("MOZ_RELEASE_ASSERT" "(" "manager" ") (" "Must exist while media thread is alive" ")"); do { *( (volatile int*)__null) = 2262; __attribute__((nomerge)) ::abort (); } while (false); } } while (false); |
| 2263 | realBackend = manager->GetBackend(); |
| 2264 | } |
| 2265 | |
| 2266 | RefPtr<MediaEngine> videoBackend; |
| 2267 | RefPtr<MediaEngine> audioBackend; |
| 2268 | Maybe<MediaDeviceSet> micsOfVideoBackend; |
| 2269 | Maybe<MediaDeviceSet> speakers; |
| 2270 | RefPtr devices = new MediaDeviceSetRefCnt(); |
| 2271 | |
| 2272 | // Enumerate microphones first, then cameras, then speakers, since |
| 2273 | // the enumerateDevices() algorithm expects them listed in that order. |
| 2274 | if (const auto& audio = aParams.mAudio; audio.isSome()) { |
| 2275 | audioBackend = aParams.HasFakeMics() ? fakeBackend : realBackend; |
| 2276 | MediaDeviceSet audios; |
| 2277 | LOG("EnumerateRawDevices: Getting audio sources with %s backend", |
| 2278 | audioBackend == fakeBackend ? "fake" : "real"); |
| 2279 | GetMediaDevices(audioBackend, audio->mInputType, audios, |
| 2280 | audio->mForcedDeviceName.get()); |
| 2281 | if (audio->mInputType == MediaSourceEnum::Microphone && |
| 2282 | audioBackend == videoBackend) { |
| 2283 | micsOfVideoBackend.emplace(); |
| 2284 | micsOfVideoBackend->AppendElements(audios); |
| 2285 | } |
| 2286 | devices->AppendElements(std::move(audios)); |
| 2287 | } |
| 2288 | if (const auto& video = aParams.mVideo; video.isSome()) { |
| 2289 | videoBackend = aParams.HasFakeCams() ? fakeBackend : realBackend; |
| 2290 | MediaDeviceSet videos; |
| 2291 | LOG("EnumerateRawDevices: Getting video sources with %s backend", |
| 2292 | videoBackend == fakeBackend ? "fake" : "real"); |
| 2293 | GetMediaDevices(videoBackend, video->mInputType, videos, |
| 2294 | video->mForcedDeviceName.get()); |
| 2295 | devices->AppendElements(std::move(videos)); |
| 2296 | } |
| 2297 | if (aParams.mFlags.contains(EnumerationFlag::EnumerateAudioOutputs)) { |
| 2298 | MediaDeviceSet outputs; |
| 2299 | MOZ_ASSERT(realBackend)do { static_assert( mozilla::detail::AssertionConditionType< decltype(realBackend)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(realBackend))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("realBackend", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2299); AnnotateMozCrashReason("MOZ_ASSERT" "(" "realBackend" ")"); do { *((volatile int*)__null) = 2299; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 2300 | realBackend->EnumerateDevices(MediaSourceEnum::Other, |
| 2301 | MediaSinkEnum::Speaker, &outputs); |
| 2302 | speakers = Some(MediaDeviceSet()); |
| 2303 | speakers->AppendElements(outputs); |
| 2304 | devices->AppendElements(std::move(outputs)); |
| 2305 | } |
| 2306 | if (aParams.VideoInputType() == MediaSourceEnum::Camera) { |
| 2307 | MediaDeviceSet audios; |
| 2308 | LOG("EnumerateRawDevices: Getting audio sources with %s backend for " |
| 2309 | "groupId correlation", |
| 2310 | videoBackend == fakeBackend ? "fake" : "real"); |
| 2311 | // We need to correlate cameras with audio groupIds. We use the backend of |
| 2312 | // the camera to always do correlation on devices in the same scope. If we |
| 2313 | // don't do this, video-only getUserMedia will not apply groupId constraints |
| 2314 | // to the same set of groupIds as gets returned by enumerateDevices. |
| 2315 | if (micsOfVideoBackend.isSome()) { |
| 2316 | // Microphones from the same backend used for the cameras have |
| 2317 | // already been enumerated. Avoid doing it again. |
| 2318 | MOZ_ASSERT(aParams.mVideo->mForcedMicrophoneName ==do { static_assert( mozilla::detail::AssertionConditionType< decltype(aParams.mVideo->mForcedMicrophoneName == aParams. mAudio->mForcedDeviceName)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(aParams.mVideo->mForcedMicrophoneName == aParams.mAudio->mForcedDeviceName))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("aParams.mVideo->mForcedMicrophoneName == aParams.mAudio->mForcedDeviceName" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2319); AnnotateMozCrashReason("MOZ_ASSERT" "(" "aParams.mVideo->mForcedMicrophoneName == aParams.mAudio->mForcedDeviceName" ")"); do { *((volatile int*)__null) = 2319; __attribute__((nomerge )) ::abort(); } while (false); } } while (false) |
| 2319 | aParams.mAudio->mForcedDeviceName)do { static_assert( mozilla::detail::AssertionConditionType< decltype(aParams.mVideo->mForcedMicrophoneName == aParams. mAudio->mForcedDeviceName)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(aParams.mVideo->mForcedMicrophoneName == aParams.mAudio->mForcedDeviceName))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("aParams.mVideo->mForcedMicrophoneName == aParams.mAudio->mForcedDeviceName" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2319); AnnotateMozCrashReason("MOZ_ASSERT" "(" "aParams.mVideo->mForcedMicrophoneName == aParams.mAudio->mForcedDeviceName" ")"); do { *((volatile int*)__null) = 2319; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 2320 | audios.AppendElements(micsOfVideoBackend.extract()); |
| 2321 | } else { |
| 2322 | GetMediaDevices(videoBackend, MediaSourceEnum::Microphone, audios, |
| 2323 | aParams.mVideo->mForcedMicrophoneName.get()); |
| 2324 | } |
| 2325 | if (videoBackend == realBackend) { |
| 2326 | // When using the real backend for video, there could also be |
| 2327 | // speakers to correlate with. There are no fake speakers. |
| 2328 | if (speakers.isSome()) { |
| 2329 | // Speakers have already been enumerated. Avoid doing it again. |
| 2330 | audios.AppendElements(speakers.extract()); |
| 2331 | } else { |
| 2332 | realBackend->EnumerateDevices(MediaSourceEnum::Other, |
| 2333 | MediaSinkEnum::Speaker, &audios); |
| 2334 | } |
| 2335 | } |
| 2336 | GuessVideoDeviceGroupIDs(*devices, audios); |
| 2337 | } |
| 2338 | |
| 2339 | return devices; |
| 2340 | } |
| 2341 | |
| 2342 | RefPtr<ConstDeviceSetPromise> MediaManager::GetPhysicalDevices() { |
| 2343 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2343); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 2343; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 2344 | if (mPhysicalDevices) { |
| 2345 | return ConstDeviceSetPromise::CreateAndResolve(mPhysicalDevices, __func__); |
| 2346 | } |
| 2347 | if (mPendingDevicesPromises) { |
| 2348 | // Enumeration is already in progress. |
| 2349 | return mPendingDevicesPromises->AppendElement()->Ensure(__func__); |
| 2350 | } |
| 2351 | mPendingDevicesPromises = |
| 2352 | new Refcountable<nsTArray<MozPromiseHolder<ConstDeviceSetPromise>>>; |
| 2353 | MaybeRequestPermissionAndEnumerateRawDevices( |
| 2354 | CreateEnumerationParams(MediaSourceEnum::Camera, |
| 2355 | MediaSourceEnum::Microphone, |
| 2356 | EnumerationFlag::EnumerateAudioOutputs)) |
| 2357 | ->Then( |
| 2358 | GetCurrentSerialEventTarget(), __func__, |
| 2359 | [self = RefPtr(this), this, promises = mPendingDevicesPromises]( |
| 2360 | RefPtr<MediaDeviceSetRefCnt> aDevices) mutable { |
| 2361 | for (auto& promiseHolder : *promises) { |
| 2362 | promiseHolder.Resolve(aDevices, __func__); |
| 2363 | } |
| 2364 | // mPendingDevicesPromises may have changed if devices have changed. |
| 2365 | if (promises == mPendingDevicesPromises) { |
| 2366 | mPendingDevicesPromises = nullptr; |
| 2367 | mPhysicalDevices = std::move(aDevices); |
| 2368 | } |
| 2369 | }, |
| 2370 | [](RefPtr<MediaMgrError>&& reason) { |
| 2371 | MOZ_ASSERT_UNREACHABLE(do { static_assert( mozilla::detail::AssertionConditionType< decltype(false)>::isValid, "invalid assertion condition"); if ((__builtin_expect(!!(!(!!(false))), 0))) { do { } while ( false); MOZ_ReportAssertionFailure("false" " (" "MOZ_ASSERT_UNREACHABLE: " "MaybeRequestPermissionAndEnumerateRawDevices does not reject" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2372); AnnotateMozCrashReason("MOZ_ASSERT" "(" "false" ") (" "MOZ_ASSERT_UNREACHABLE: " "MaybeRequestPermissionAndEnumerateRawDevices does not reject" ")"); do { *((volatile int*)__null) = 2372; __attribute__((nomerge )) ::abort(); } while (false); } } while (false) |
| 2372 | "MaybeRequestPermissionAndEnumerateRawDevices does not reject")do { static_assert( mozilla::detail::AssertionConditionType< decltype(false)>::isValid, "invalid assertion condition"); if ((__builtin_expect(!!(!(!!(false))), 0))) { do { } while ( false); MOZ_ReportAssertionFailure("false" " (" "MOZ_ASSERT_UNREACHABLE: " "MaybeRequestPermissionAndEnumerateRawDevices does not reject" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2372); AnnotateMozCrashReason("MOZ_ASSERT" "(" "false" ") (" "MOZ_ASSERT_UNREACHABLE: " "MaybeRequestPermissionAndEnumerateRawDevices does not reject" ")"); do { *((volatile int*)__null) = 2372; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 2373 | }); |
| 2374 | |
| 2375 | return mPendingDevicesPromises->AppendElement()->Ensure(__func__); |
| 2376 | } |
| 2377 | |
| 2378 | MediaManager::MediaManager(already_AddRefed<TaskQueue> aMediaThread) |
| 2379 | : mMediaThread(aMediaThread), mBackend(nullptr) { |
| 2380 | mPrefs.mFreq = 1000; // 1KHz test tone |
| 2381 | mPrefs.mWidth = 0; // adaptive default |
| 2382 | mPrefs.mHeight = 0; // adaptive default |
| 2383 | mPrefs.mFPS = MediaEnginePrefs::DEFAULT_VIDEO_FPS; |
| 2384 | mPrefs.mUsePlatformProcessing = false; |
| 2385 | mPrefs.mAecOn = false; |
| 2386 | mPrefs.mUseAecMobile = false; |
| 2387 | mPrefs.mAgcOn = false; |
| 2388 | mPrefs.mHPFOn = false; |
| 2389 | mPrefs.mNoiseOn = false; |
| 2390 | mPrefs.mTransientOn = false; |
| 2391 | mPrefs.mAgc2Forced = false; |
| 2392 | mPrefs.mExpectDrift = -1; // auto |
| 2393 | #ifdef MOZ_WEBRTC1 |
| 2394 | mPrefs.mAgc = |
| 2395 | webrtc::AudioProcessing::Config::GainController1::Mode::kAdaptiveDigital; |
| 2396 | mPrefs.mNoise = |
| 2397 | webrtc::AudioProcessing::Config::NoiseSuppression::Level::kModerate; |
| 2398 | #else |
| 2399 | mPrefs.mAgc = 0; |
| 2400 | mPrefs.mNoise = 0; |
| 2401 | #endif |
| 2402 | mPrefs.mChannels = 0; // max channels default |
| 2403 | nsresult rv; |
| 2404 | nsCOMPtr<nsIPrefService> prefs = |
| 2405 | do_GetService("@mozilla.org/preferences-service;1", &rv); |
| 2406 | if (NS_SUCCEEDED(rv)((bool)(__builtin_expect(!!(!NS_FAILED_impl(rv)), 1)))) { |
| 2407 | nsCOMPtr<nsIPrefBranch> branch = do_QueryInterface(prefs); |
| 2408 | if (branch) { |
| 2409 | GetPrefs(branch, nullptr); |
| 2410 | } |
| 2411 | } |
| 2412 | } |
| 2413 | |
| 2414 | NS_IMPL_ISUPPORTS(MediaManager, nsIMediaManagerService, nsIMemoryReporter,MozExternalRefCountType MediaManager::AddRef(void) { static_assert (!std::is_destructible_v<MediaManager>, "Reference-counted class " "MediaManager" " should not have a public destructor. " "Make this class's destructor non-public" ); do { static_assert( mozilla::detail::AssertionConditionType <decltype(int32_t(mRefCnt) >= 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(int32_t(mRefCnt) >= 0))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("int32_t(mRefCnt) >= 0" " (" "illegal refcnt" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2415); AnnotateMozCrashReason("MOZ_ASSERT" "(" "int32_t(mRefCnt) >= 0" ") (" "illegal refcnt" ")"); do { *((volatile int*)__null) = 2415; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); do { static_assert( mozilla::detail::AssertionConditionType <decltype("MediaManager" != nullptr)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!("MediaManager" != nullptr))) , 0))) { do { } while (false); MOZ_ReportAssertionFailure("\"MediaManager\" != nullptr" " (" "Must specify a name" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2415); AnnotateMozCrashReason("MOZ_ASSERT" "(" "\"MediaManager\" != nullptr" ") (" "Must specify a name" ")"); do { *((volatile int*)__null ) = 2415; __attribute__((nomerge)) ::abort(); } while (false) ; } } while (false); if (!mRefCnt.isThreadSafe) _mOwningThread .AssertOwnership("MediaManager" " not thread-safe"); nsrefcnt count = ++mRefCnt; NS_LogAddRef((this), (count), ("MediaManager" ), (uint32_t)(sizeof(*this))); return count; } MozExternalRefCountType MediaManager::Release(void) { do { static_assert( mozilla::detail ::AssertionConditionType<decltype(int32_t(mRefCnt) > 0) >::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(int32_t(mRefCnt) > 0))), 0))) { do { } while (false ); MOZ_ReportAssertionFailure("int32_t(mRefCnt) > 0" " (" "dup release" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2415); AnnotateMozCrashReason("MOZ_ASSERT" "(" "int32_t(mRefCnt) > 0" ") (" "dup release" ")"); do { *((volatile int*)__null) = 2415 ; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); do { static_assert( mozilla::detail::AssertionConditionType <decltype("MediaManager" != nullptr)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!("MediaManager" != nullptr))) , 0))) { do { } while (false); MOZ_ReportAssertionFailure("\"MediaManager\" != nullptr" " (" "Must specify a name" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2415); AnnotateMozCrashReason("MOZ_ASSERT" "(" "\"MediaManager\" != nullptr" ") (" "Must specify a name" ")"); do { *((volatile int*)__null ) = 2415; __attribute__((nomerge)) ::abort(); } while (false) ; } } while (false); if (!mRefCnt.isThreadSafe) _mOwningThread .AssertOwnership("MediaManager" " not thread-safe"); const char * const nametmp = "MediaManager"; nsrefcnt count = --mRefCnt; NS_LogRelease((this), (count), (nametmp)); if (count == 0) { mRefCnt = 1; delete (this); return 0; } return count; } nsresult MediaManager::QueryInterface(const nsIID& aIID, void** aInstancePtr ) { do { if (!(aInstancePtr)) { NS_DebugBreak(NS_DEBUG_ASSERTION , "QueryInterface requires a non-NULL destination!", "aInstancePtr" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2415); MOZ_PretendNoReturn(); } } while (0); nsresult rv = NS_ERROR_FAILURE ; static_assert(3 > 0, "Need more arguments to NS_INTERFACE_TABLE" ); static const QITableEntry table[] = { {&mozilla::detail ::kImplementedIID<MediaManager, nsIMediaManagerService> , int32_t( reinterpret_cast<char*>(static_cast<nsIMediaManagerService *>((MediaManager*)0x1000)) - reinterpret_cast<char*> ((MediaManager*)0x1000))}, {&mozilla::detail::kImplementedIID <MediaManager, nsIMemoryReporter>, int32_t( reinterpret_cast <char*>(static_cast<nsIMemoryReporter*>((MediaManager *)0x1000)) - reinterpret_cast<char*>((MediaManager*)0x1000 ))}, {&mozilla::detail::kImplementedIID<MediaManager, nsIObserver >, int32_t( reinterpret_cast<char*>(static_cast<nsIObserver *>((MediaManager*)0x1000)) - reinterpret_cast<char*> ((MediaManager*)0x1000))}, {&mozilla::detail::kImplementedIID <MediaManager, nsISupports>, int32_t(reinterpret_cast< char*>(static_cast<nsISupports*>( static_cast<nsIMediaManagerService *>((MediaManager*)0x1000))) - reinterpret_cast<char*> ((MediaManager*)0x1000))}, { nullptr, 0 } } ; static_assert(( sizeof(table) / sizeof(table[0])) > 1, "need at least 1 interface" ); rv = NS_TableDrivenQI(static_cast<void*>(this), aIID , aInstancePtr, table); return rv; } |
| 2415 | nsIObserver)MozExternalRefCountType MediaManager::AddRef(void) { static_assert (!std::is_destructible_v<MediaManager>, "Reference-counted class " "MediaManager" " should not have a public destructor. " "Make this class's destructor non-public" ); do { static_assert( mozilla::detail::AssertionConditionType <decltype(int32_t(mRefCnt) >= 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(int32_t(mRefCnt) >= 0))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("int32_t(mRefCnt) >= 0" " (" "illegal refcnt" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2415); AnnotateMozCrashReason("MOZ_ASSERT" "(" "int32_t(mRefCnt) >= 0" ") (" "illegal refcnt" ")"); do { *((volatile int*)__null) = 2415; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); do { static_assert( mozilla::detail::AssertionConditionType <decltype("MediaManager" != nullptr)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!("MediaManager" != nullptr))) , 0))) { do { } while (false); MOZ_ReportAssertionFailure("\"MediaManager\" != nullptr" " (" "Must specify a name" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2415); AnnotateMozCrashReason("MOZ_ASSERT" "(" "\"MediaManager\" != nullptr" ") (" "Must specify a name" ")"); do { *((volatile int*)__null ) = 2415; __attribute__((nomerge)) ::abort(); } while (false) ; } } while (false); if (!mRefCnt.isThreadSafe) _mOwningThread .AssertOwnership("MediaManager" " not thread-safe"); nsrefcnt count = ++mRefCnt; NS_LogAddRef((this), (count), ("MediaManager" ), (uint32_t)(sizeof(*this))); return count; } MozExternalRefCountType MediaManager::Release(void) { do { static_assert( mozilla::detail ::AssertionConditionType<decltype(int32_t(mRefCnt) > 0) >::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(int32_t(mRefCnt) > 0))), 0))) { do { } while (false ); MOZ_ReportAssertionFailure("int32_t(mRefCnt) > 0" " (" "dup release" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2415); AnnotateMozCrashReason("MOZ_ASSERT" "(" "int32_t(mRefCnt) > 0" ") (" "dup release" ")"); do { *((volatile int*)__null) = 2415 ; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); do { static_assert( mozilla::detail::AssertionConditionType <decltype("MediaManager" != nullptr)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!("MediaManager" != nullptr))) , 0))) { do { } while (false); MOZ_ReportAssertionFailure("\"MediaManager\" != nullptr" " (" "Must specify a name" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2415); AnnotateMozCrashReason("MOZ_ASSERT" "(" "\"MediaManager\" != nullptr" ") (" "Must specify a name" ")"); do { *((volatile int*)__null ) = 2415; __attribute__((nomerge)) ::abort(); } while (false) ; } } while (false); if (!mRefCnt.isThreadSafe) _mOwningThread .AssertOwnership("MediaManager" " not thread-safe"); const char * const nametmp = "MediaManager"; nsrefcnt count = --mRefCnt; NS_LogRelease((this), (count), (nametmp)); if (count == 0) { mRefCnt = 1; delete (this); return 0; } return count; } nsresult MediaManager::QueryInterface(const nsIID& aIID, void** aInstancePtr ) { do { if (!(aInstancePtr)) { NS_DebugBreak(NS_DEBUG_ASSERTION , "QueryInterface requires a non-NULL destination!", "aInstancePtr" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2415); MOZ_PretendNoReturn(); } } while (0); nsresult rv = NS_ERROR_FAILURE ; static_assert(3 > 0, "Need more arguments to NS_INTERFACE_TABLE" ); static const QITableEntry table[] = { {&mozilla::detail ::kImplementedIID<MediaManager, nsIMediaManagerService> , int32_t( reinterpret_cast<char*>(static_cast<nsIMediaManagerService *>((MediaManager*)0x1000)) - reinterpret_cast<char*> ((MediaManager*)0x1000))}, {&mozilla::detail::kImplementedIID <MediaManager, nsIMemoryReporter>, int32_t( reinterpret_cast <char*>(static_cast<nsIMemoryReporter*>((MediaManager *)0x1000)) - reinterpret_cast<char*>((MediaManager*)0x1000 ))}, {&mozilla::detail::kImplementedIID<MediaManager, nsIObserver >, int32_t( reinterpret_cast<char*>(static_cast<nsIObserver *>((MediaManager*)0x1000)) - reinterpret_cast<char*> ((MediaManager*)0x1000))}, {&mozilla::detail::kImplementedIID <MediaManager, nsISupports>, int32_t(reinterpret_cast< char*>(static_cast<nsISupports*>( static_cast<nsIMediaManagerService *>((MediaManager*)0x1000))) - reinterpret_cast<char*> ((MediaManager*)0x1000))}, { nullptr, 0 } } ; static_assert(( sizeof(table) / sizeof(table[0])) > 1, "need at least 1 interface" ); rv = NS_TableDrivenQI(static_cast<void*>(this), aIID , aInstancePtr, table); return rv; } |
| 2416 | |
| 2417 | /* static */ |
| 2418 | StaticRefPtr<MediaManager> MediaManager::sSingleton; |
| 2419 | |
| 2420 | #ifdef DEBUG1 |
| 2421 | /* static */ |
| 2422 | bool MediaManager::IsInMediaThread() { |
| 2423 | return sSingleton && sSingleton->mMediaThread->IsOnCurrentThread(); |
| 2424 | } |
| 2425 | #endif |
| 2426 | |
| 2427 | template <typename Function> |
| 2428 | static void ForeachObservedPref(const Function& aFunction) { |
| 2429 | aFunction("media.navigator.video.default_width"_ns); |
| 2430 | aFunction("media.navigator.video.default_height"_ns); |
| 2431 | aFunction("media.navigator.video.default_fps"_ns); |
| 2432 | aFunction("media.navigator.audio.fake_frequency"_ns); |
| 2433 | aFunction("media.audio_loopback_dev"_ns); |
| 2434 | aFunction("media.video_loopback_dev"_ns); |
| 2435 | aFunction("media.getusermedia.fake-camera-name"_ns); |
| 2436 | #ifdef MOZ_WEBRTC1 |
| 2437 | aFunction("media.getusermedia.audio.processing.aec.enabled"_ns); |
| 2438 | aFunction("media.getusermedia.audio.processing.aec"_ns); |
| 2439 | aFunction("media.getusermedia.audio.processing.agc.enabled"_ns); |
| 2440 | aFunction("media.getusermedia.audio.processing.agc"_ns); |
| 2441 | aFunction("media.getusermedia.audio.processing.hpf.enabled"_ns); |
| 2442 | aFunction("media.getusermedia.audio.processing.noise.enabled"_ns); |
| 2443 | aFunction("media.getusermedia.audio.processing.noise"_ns); |
| 2444 | aFunction("media.getusermedia.audio.max_channels"_ns); |
| 2445 | aFunction("media.navigator.streams.fake"_ns); |
| 2446 | #endif |
| 2447 | } |
| 2448 | |
| 2449 | // NOTE: never NS_DispatchAndSpinEventLoopUntilComplete to the MediaManager |
| 2450 | // thread from the MainThread, as we NS_DispatchAndSpinEventLoopUntilComplete to |
| 2451 | // MainThread from MediaManager thread. |
| 2452 | |
| 2453 | // Guaranteed never to return nullptr. |
| 2454 | /* static */ |
| 2455 | MediaManager* MediaManager::Get() { |
| 2456 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2456); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 2456; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 2457 | |
| 2458 | if (!sSingleton) { |
| 2459 | static int timesCreated = 0; |
| 2460 | timesCreated++; |
| 2461 | MOZ_RELEASE_ASSERT(timesCreated == 1)do { static_assert( mozilla::detail::AssertionConditionType< decltype(timesCreated == 1)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(timesCreated == 1))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("timesCreated == 1" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2461); AnnotateMozCrashReason("MOZ_RELEASE_ASSERT" "(" "timesCreated == 1" ")"); do { *((volatile int*)__null) = 2461; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 2462 | |
| 2463 | RefPtr<TaskQueue> mediaThread = TaskQueue::Create( |
| 2464 | GetMediaThreadPool(MediaThreadType::SUPERVISOR), "MediaManager"); |
| 2465 | LOG("New Media thread for gum"); |
| 2466 | |
| 2467 | sSingleton = new MediaManager(mediaThread.forget()); |
| 2468 | |
| 2469 | nsCOMPtr<nsIObserverService> obs = services::GetObserverService(); |
| 2470 | if (obs) { |
| 2471 | obs->AddObserver(sSingleton, "last-pb-context-exited", false); |
| 2472 | obs->AddObserver(sSingleton, "getUserMedia:got-device-permission", false); |
| 2473 | obs->AddObserver(sSingleton, "getUserMedia:privileged:allow", false); |
| 2474 | obs->AddObserver(sSingleton, "getUserMedia:response:allow", false); |
| 2475 | obs->AddObserver(sSingleton, "getUserMedia:response:deny", false); |
| 2476 | obs->AddObserver(sSingleton, "getUserMedia:response:noOSPermission", |
| 2477 | false); |
| 2478 | obs->AddObserver(sSingleton, "getUserMedia:revoke", false); |
| 2479 | obs->AddObserver(sSingleton, "getUserMedia:muteVideo", false); |
| 2480 | obs->AddObserver(sSingleton, "getUserMedia:unmuteVideo", false); |
| 2481 | obs->AddObserver(sSingleton, "getUserMedia:muteAudio", false); |
| 2482 | obs->AddObserver(sSingleton, "getUserMedia:unmuteAudio", false); |
| 2483 | obs->AddObserver(sSingleton, "application-background", false); |
| 2484 | obs->AddObserver(sSingleton, "application-foreground", false); |
| 2485 | } |
| 2486 | // else MediaManager won't work properly and will leak (see bug 837874) |
| 2487 | nsCOMPtr<nsIPrefBranch> prefs = do_GetService(NS_PREFSERVICE_CONTRACTID"@mozilla.org/preferences-service;1"); |
| 2488 | if (prefs) { |
| 2489 | ForeachObservedPref([&](const nsLiteralCString& aPrefName) { |
| 2490 | prefs->AddObserver(aPrefName, sSingleton, false); |
| 2491 | }); |
| 2492 | } |
| 2493 | RegisterStrongMemoryReporter(sSingleton); |
| 2494 | |
| 2495 | // Prepare async shutdown |
| 2496 | |
| 2497 | class Blocker : public media::ShutdownBlocker { |
| 2498 | public: |
| 2499 | Blocker() |
| 2500 | : media::ShutdownBlocker( |
| 2501 | u"Media shutdown: blocking on media thread"_ns) {} |
| 2502 | |
| 2503 | NS_IMETHODvirtual nsresult BlockShutdown(nsIAsyncShutdownClient*) override { |
| 2504 | MOZ_RELEASE_ASSERT(MediaManager::GetIfExists())do { static_assert( mozilla::detail::AssertionConditionType< decltype(MediaManager::GetIfExists())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(MediaManager::GetIfExists()) )), 0))) { do { } while (false); MOZ_ReportAssertionFailure("MediaManager::GetIfExists()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2504); AnnotateMozCrashReason("MOZ_RELEASE_ASSERT" "(" "MediaManager::GetIfExists()" ")"); do { *((volatile int*)__null) = 2504; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 2505 | MediaManager::GetIfExists()->Shutdown(); |
| 2506 | return NS_OK; |
| 2507 | } |
| 2508 | }; |
| 2509 | |
| 2510 | sSingleton->mShutdownBlocker = new Blocker(); |
| 2511 | nsresult rv = media::MustGetShutdownBarrier()->AddBlocker( |
| 2512 | sSingleton->mShutdownBlocker, NS_LITERAL_STRING_FROM_CSTRING(__FILE__)static_cast<const nsLiteralString&>( nsLiteralString (u"" "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" )), |
| 2513 | __LINE__2513, u""_ns); |
| 2514 | MOZ_RELEASE_ASSERT(NS_SUCCEEDED(rv))do { static_assert( mozilla::detail::AssertionConditionType< decltype(((bool)(__builtin_expect(!!(!NS_FAILED_impl(rv)), 1) )))>::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl(rv)), 1) ))))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("((bool)(__builtin_expect(!!(!NS_FAILED_impl(rv)), 1)))", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2514); AnnotateMozCrashReason("MOZ_RELEASE_ASSERT" "(" "((bool)(__builtin_expect(!!(!NS_FAILED_impl(rv)), 1)))" ")"); do { *((volatile int*)__null) = 2514; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 2515 | } |
| 2516 | return sSingleton; |
| 2517 | } |
| 2518 | |
| 2519 | /* static */ |
| 2520 | MediaManager* MediaManager::GetIfExists() { |
| 2521 | MOZ_ASSERT(NS_IsMainThread() || IsInMediaThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread() || IsInMediaThread())>::isValid , "invalid assertion condition"); if ((__builtin_expect(!!(!( !!(NS_IsMainThread() || IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread() || IsInMediaThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2521); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread() || IsInMediaThread()" ")"); do { *((volatile int*)__null) = 2521; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 2522 | return sSingleton; |
| 2523 | } |
| 2524 | |
| 2525 | /* static */ |
| 2526 | already_AddRefed<MediaManager> MediaManager::GetInstance() { |
| 2527 | // so we can have non-refcounted getters |
| 2528 | RefPtr<MediaManager> service = MediaManager::Get(); |
| 2529 | return service.forget(); |
| 2530 | } |
| 2531 | |
| 2532 | media::Parent<media::NonE10s>* MediaManager::GetNonE10sParent() { |
| 2533 | if (!mNonE10sParent) { |
| 2534 | mNonE10sParent = new media::Parent<media::NonE10s>(); |
| 2535 | } |
| 2536 | return mNonE10sParent; |
| 2537 | } |
| 2538 | |
| 2539 | /* static */ |
| 2540 | void MediaManager::Dispatch(already_AddRefed<Runnable> task) { |
| 2541 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2541); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 2541; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 2542 | if (sHasMainThreadShutdown) { |
| 2543 | // Can't safely delete task here since it may have items with specific |
| 2544 | // thread-release requirements. |
| 2545 | // XXXkhuey well then who is supposed to delete it?! We don't signal |
| 2546 | // that we failed ... |
| 2547 | MOZ_CRASH()do { do { } while (false); MOZ_ReportCrash("" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2547); AnnotateMozCrashReason("MOZ_CRASH(" ")"); do { *((volatile int*)__null) = 2547; __attribute__((nomerge)) ::abort(); } while (false); } while (false); |
| 2548 | return; |
| 2549 | } |
| 2550 | NS_ASSERTION(Get(), "MediaManager singleton?")do { if (!(Get())) { NS_DebugBreak(NS_DEBUG_ASSERTION, "MediaManager singleton?" , "Get()", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2550); MOZ_PretendNoReturn(); } } while (0); |
| 2551 | NS_ASSERTION(Get()->mMediaThread, "No thread yet")do { if (!(Get()->mMediaThread)) { NS_DebugBreak(NS_DEBUG_ASSERTION , "No thread yet", "Get()->mMediaThread", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2551); MOZ_PretendNoReturn(); } } while (0); |
| 2552 | MOZ_ALWAYS_SUCCEEDS(Get()->mMediaThread->Dispatch(std::move(task)))do { if ((__builtin_expect(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl (Get()->mMediaThread->Dispatch(std::move(task)))), 1))) ), 1))) { } else { do { static_assert( mozilla::detail::AssertionConditionType <decltype(false)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(false))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("false" " (" "NS_SUCCEEDED(Get()->mMediaThread->Dispatch(std::move(task)))" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2552); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "false" ") (" "NS_SUCCEEDED(Get()->mMediaThread->Dispatch(std::move(task)))" ")"); do { *((volatile int*)__null) = 2552; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false); |
| 2553 | } |
| 2554 | |
| 2555 | template <typename MozPromiseType, typename FunctionType> |
| 2556 | /* static */ |
| 2557 | RefPtr<MozPromiseType> MediaManager::Dispatch(StaticString aName, |
| 2558 | FunctionType&& aFunction) { |
| 2559 | MozPromiseHolder<MozPromiseType> holder; |
| 2560 | RefPtr<MozPromiseType> promise = holder.Ensure(aName); |
| 2561 | MediaManager::Dispatch(NS_NewRunnableFunction( |
| 2562 | aName, [h = std::move(holder), func = std::forward<FunctionType>( |
| 2563 | aFunction)]() mutable { func(h); })); |
| 2564 | return promise; |
| 2565 | } |
| 2566 | |
| 2567 | /* static */ |
| 2568 | nsresult MediaManager::NotifyRecordingStatusChange( |
| 2569 | nsPIDOMWindowInner* aWindow) { |
| 2570 | NS_ENSURE_ARG(aWindow)do { if ((__builtin_expect(!!(!(aWindow)), 0))) { NS_DebugBreak (NS_DEBUG_WARNING, "NS_ENSURE_TRUE(" "aWindow" ") failed", nullptr , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2570); return NS_ERROR_INVALID_ARG; } } while (false); |
| 2571 | |
| 2572 | nsCOMPtr<nsIObserverService> obs = services::GetObserverService(); |
| 2573 | if (!obs) { |
| 2574 | NS_WARNING(NS_DebugBreak(NS_DEBUG_WARNING, "Could not get the Observer service for GetUserMedia recording " "notification.", nullptr, "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2576) |
| 2575 | "Could not get the Observer service for GetUserMedia recording "NS_DebugBreak(NS_DEBUG_WARNING, "Could not get the Observer service for GetUserMedia recording " "notification.", nullptr, "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2576) |
| 2576 | "notification.")NS_DebugBreak(NS_DEBUG_WARNING, "Could not get the Observer service for GetUserMedia recording " "notification.", nullptr, "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2576); |
| 2577 | return NS_ERROR_FAILURE; |
| 2578 | } |
| 2579 | |
| 2580 | auto props = MakeRefPtr<nsHashPropertyBag>(); |
| 2581 | |
| 2582 | nsCString pageURL; |
| 2583 | nsCOMPtr<nsIURI> docURI = aWindow->GetDocumentURI(); |
| 2584 | NS_ENSURE_TRUE(docURI, NS_ERROR_FAILURE)do { if ((__builtin_expect(!!(!(docURI)), 0))) { NS_DebugBreak (NS_DEBUG_WARNING, "NS_ENSURE_TRUE(" "docURI" ") failed", nullptr , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2584); return NS_ERROR_FAILURE; } } while (false); |
| 2585 | |
| 2586 | nsresult rv = docURI->GetSpec(pageURL); |
| 2587 | NS_ENSURE_SUCCESS(rv, rv)do { nsresult __rv = rv; if (((bool)(__builtin_expect(!!(NS_FAILED_impl (__rv)), 0)))) { const char* name = mozilla::GetStaticErrorName (__rv); mozilla::SmprintfPointer msg = mozilla::Smprintf( "NS_ENSURE_SUCCESS(%s, %s) failed with " "result 0x%" "X" "%s%s%s", "rv", "rv", static_cast<uint32_t >(__rv), name ? " (" : "", name ? name : "", name ? ")" : "" ); NS_DebugBreak(NS_DEBUG_WARNING, msg.get(), nullptr, "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2587); return rv; } } while (false); |
| 2588 | |
| 2589 | NS_ConvertUTF8toUTF16 requestURL(pageURL); |
| 2590 | |
| 2591 | props->SetPropertyAsAString(u"requestURL"_ns, requestURL); |
| 2592 | props->SetPropertyAsInterface(u"window"_ns, aWindow); |
| 2593 | |
| 2594 | obs->NotifyObservers(static_cast<nsIPropertyBag2*>(props), |
| 2595 | "recording-device-events", nullptr); |
| 2596 | LOG("Sent recording-device-events for url '%s'", pageURL.get()); |
| 2597 | |
| 2598 | return NS_OK; |
| 2599 | } |
| 2600 | |
| 2601 | void MediaManager::DeviceListChanged() { |
| 2602 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2602); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 2602; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 2603 | if (sHasMainThreadShutdown) { |
| 2604 | return; |
| 2605 | } |
| 2606 | // Invalidate immediately to provide an up-to-date device list for future |
| 2607 | // enumerations on platforms with sane device-list-changed events. |
| 2608 | InvalidateDeviceCache(); |
| 2609 | |
| 2610 | // Wait 200 ms, because |
| 2611 | // A) on some Windows machines, if we call EnumerateRawDevices immediately |
| 2612 | // after receiving devicechange event, we'd get an outdated devices list. |
| 2613 | // B) Waiting helps coalesce multiple calls on us into one, which can happen |
| 2614 | // if a device with both audio input and output is attached or removed. |
| 2615 | // We want to react & fire a devicechange event only once in that case. |
| 2616 | |
| 2617 | // The wait is extended if another hardware device-list-changed notification |
| 2618 | // is received to provide the full 200ms for EnumerateRawDevices(). |
| 2619 | if (mDeviceChangeTimer) { |
| 2620 | mDeviceChangeTimer->Cancel(); |
| 2621 | } else { |
| 2622 | mDeviceChangeTimer = MakeRefPtr<MediaTimer>(); |
| 2623 | } |
| 2624 | // However, if this would cause a delay of over 1000ms in handling the |
| 2625 | // oldest unhandled event, then respond now and set the timer to run |
| 2626 | // EnumerateRawDevices() again in 200ms. |
| 2627 | auto now = TimeStamp::NowLoRes(); |
| 2628 | auto enumerateDelay = TimeDuration::FromMilliseconds(200); |
| 2629 | auto coalescenceLimit = TimeDuration::FromMilliseconds(1000) - enumerateDelay; |
| 2630 | if (!mUnhandledDeviceChangeTime) { |
| 2631 | mUnhandledDeviceChangeTime = now; |
| 2632 | } else if (now - mUnhandledDeviceChangeTime > coalescenceLimit) { |
| 2633 | HandleDeviceListChanged(); |
| 2634 | mUnhandledDeviceChangeTime = now; |
| 2635 | } |
| 2636 | RefPtr<MediaManager> self = this; |
| 2637 | mDeviceChangeTimer->WaitFor(enumerateDelay, __func__) |
| 2638 | ->Then( |
| 2639 | GetCurrentSerialEventTarget(), __func__, |
| 2640 | [self, this] { |
| 2641 | // Invalidate again for the sake of platforms with inconsistent |
| 2642 | // timing between device-list-changed notification and enumeration. |
| 2643 | InvalidateDeviceCache(); |
| 2644 | |
| 2645 | mUnhandledDeviceChangeTime = TimeStamp(); |
| 2646 | HandleDeviceListChanged(); |
| 2647 | }, |
| 2648 | [] { /* Timer was canceled by us, or we're in shutdown. */ }); |
| 2649 | } |
| 2650 | |
| 2651 | void MediaManager::EnsureNoPlaceholdersInDeviceCache() { |
| 2652 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2652); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 2652; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 2653 | |
| 2654 | if (mPhysicalDevices) { |
| 2655 | // Invalidate the list if there is a placeholder |
| 2656 | for (const auto& device : *mPhysicalDevices) { |
| 2657 | if (device->mIsPlaceholder) { |
| 2658 | InvalidateDeviceCache(); |
| 2659 | break; |
| 2660 | } |
| 2661 | } |
| 2662 | } |
| 2663 | } |
| 2664 | |
| 2665 | void MediaManager::InvalidateDeviceCache() { |
| 2666 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2666); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 2666; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 2667 | |
| 2668 | mPhysicalDevices = nullptr; |
| 2669 | // Disconnect any in-progress enumeration, which may now be out of date, |
| 2670 | // from updating mPhysicalDevices or resolving future device request |
| 2671 | // promises. |
| 2672 | mPendingDevicesPromises = nullptr; |
| 2673 | } |
| 2674 | |
| 2675 | void MediaManager::HandleDeviceListChanged() { |
| 2676 | mDeviceListChangeEvent.Notify(); |
| 2677 | |
| 2678 | GetPhysicalDevices()->Then( |
| 2679 | GetCurrentSerialEventTarget(), __func__, |
| 2680 | [self = RefPtr(this), this](RefPtr<const MediaDeviceSetRefCnt> aDevices) { |
| 2681 | if (!MediaManager::GetIfExists()) { |
| 2682 | return; |
| 2683 | } |
| 2684 | |
| 2685 | nsTHashSet<nsString> deviceIDs; |
| 2686 | for (const auto& device : *aDevices) { |
| 2687 | deviceIDs.Insert(device->mRawID); |
| 2688 | } |
| 2689 | // For any real removed cameras or microphones, notify their |
| 2690 | // listeners cleanly that the source has stopped, so JS knows and |
| 2691 | // usage indicators update. |
| 2692 | // First collect the listeners in an array to stop them after |
| 2693 | // iterating the hashtable. The StopRawID() method indirectly |
| 2694 | // modifies the mActiveWindows and would assert-crash if the |
| 2695 | // iterator were active while the table is being enumerated. |
| 2696 | const auto windowListeners = ToArray(mActiveWindows.Values()); |
| 2697 | for (const RefPtr<GetUserMediaWindowListener>& l : windowListeners) { |
| 2698 | const auto activeDevices = l->GetDevices(); |
| 2699 | for (const RefPtr<LocalMediaDevice>& device : *activeDevices) { |
| 2700 | if (device->IsFake()) { |
| 2701 | continue; |
| 2702 | } |
| 2703 | MediaSourceEnum mediaSource = device->GetMediaSource(); |
| 2704 | if (mediaSource != MediaSourceEnum::Microphone && |
| 2705 | mediaSource != MediaSourceEnum::Camera) { |
| 2706 | continue; |
| 2707 | } |
| 2708 | if (!deviceIDs.Contains(device->RawID())) { |
| 2709 | // Device has been removed |
| 2710 | l->StopRawID(device->RawID()); |
| 2711 | } |
| 2712 | } |
| 2713 | } |
| 2714 | }, |
| 2715 | [](RefPtr<MediaMgrError>&& reason) { |
| 2716 | MOZ_ASSERT_UNREACHABLE("EnumerateRawDevices does not reject")do { static_assert( mozilla::detail::AssertionConditionType< decltype(false)>::isValid, "invalid assertion condition"); if ((__builtin_expect(!!(!(!!(false))), 0))) { do { } while ( false); MOZ_ReportAssertionFailure("false" " (" "MOZ_ASSERT_UNREACHABLE: " "EnumerateRawDevices does not reject" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2716); AnnotateMozCrashReason("MOZ_ASSERT" "(" "false" ") (" "MOZ_ASSERT_UNREACHABLE: " "EnumerateRawDevices does not reject" ")"); do { *((volatile int*)__null) = 2716; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 2717 | }); |
| 2718 | } |
| 2719 | |
| 2720 | size_t MediaManager::AddTaskAndGetCount(uint64_t aWindowID, |
| 2721 | const nsAString& aCallID, |
| 2722 | RefPtr<GetUserMediaTask> aTask) { |
| 2723 | // Store the task w/callbacks. |
| 2724 | mActiveCallbacks.InsertOrUpdate(aCallID, std::move(aTask)); |
| 2725 | |
| 2726 | // Add a WindowID cross-reference so OnNavigation can tear things down |
| 2727 | nsTArray<nsString>* const array = mCallIds.GetOrInsertNew(aWindowID); |
| 2728 | array->AppendElement(aCallID); |
| 2729 | |
| 2730 | return array->Length(); |
| 2731 | } |
| 2732 | |
| 2733 | RefPtr<GetUserMediaTask> MediaManager::TakeGetUserMediaTask( |
| 2734 | const nsAString& aCallID) { |
| 2735 | RefPtr<GetUserMediaTask> task; |
| 2736 | mActiveCallbacks.Remove(aCallID, getter_AddRefs(task)); |
| 2737 | if (!task) { |
| 2738 | return nullptr; |
| 2739 | } |
| 2740 | nsTArray<nsString>* array; |
| 2741 | mCallIds.Get(task->GetWindowID(), &array); |
| 2742 | MOZ_ASSERT(array)do { static_assert( mozilla::detail::AssertionConditionType< decltype(array)>::isValid, "invalid assertion condition"); if ((__builtin_expect(!!(!(!!(array))), 0))) { do { } while ( false); MOZ_ReportAssertionFailure("array", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2742); AnnotateMozCrashReason("MOZ_ASSERT" "(" "array" ")") ; do { *((volatile int*)__null) = 2742; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 2743 | array->RemoveElement(aCallID); |
| 2744 | return task; |
| 2745 | } |
| 2746 | |
| 2747 | void MediaManager::NotifyAllowed(const nsString& aCallID, |
| 2748 | const LocalMediaDeviceSet& aDevices) { |
| 2749 | nsCOMPtr<nsIObserverService> obs = services::GetObserverService(); |
| 2750 | nsCOMPtr<nsIMutableArray> devicesCopy = nsArray::Create(); |
| 2751 | for (const auto& device : aDevices) { |
| 2752 | nsresult rv = devicesCopy->AppendElement(device); |
| 2753 | if (NS_WARN_IF(NS_FAILED(rv))NS_warn_if_impl(((bool)(__builtin_expect(!!(NS_FAILED_impl(rv )), 0))), "NS_FAILED(rv)", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2753)) { |
| 2754 | obs->NotifyObservers(nullptr, "getUserMedia:response:deny", |
| 2755 | aCallID.get()); |
| 2756 | return; |
| 2757 | } |
| 2758 | } |
| 2759 | obs->NotifyObservers(devicesCopy, "getUserMedia:privileged:allow", |
| 2760 | aCallID.get()); |
| 2761 | } |
| 2762 | |
| 2763 | nsresult MediaManager::GenerateUUID(nsAString& aResult) { |
| 2764 | nsresult rv; |
| 2765 | nsCOMPtr<nsIUUIDGenerator> uuidgen = |
| 2766 | do_GetService("@mozilla.org/uuid-generator;1", &rv); |
| 2767 | NS_ENSURE_SUCCESS(rv, rv)do { nsresult __rv = rv; if (((bool)(__builtin_expect(!!(NS_FAILED_impl (__rv)), 0)))) { const char* name = mozilla::GetStaticErrorName (__rv); mozilla::SmprintfPointer msg = mozilla::Smprintf( "NS_ENSURE_SUCCESS(%s, %s) failed with " "result 0x%" "X" "%s%s%s", "rv", "rv", static_cast<uint32_t >(__rv), name ? " (" : "", name ? name : "", name ? ")" : "" ); NS_DebugBreak(NS_DEBUG_WARNING, msg.get(), nullptr, "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2767); return rv; } } while (false); |
| 2768 | |
| 2769 | // Generate a call ID. |
| 2770 | nsID id; |
| 2771 | rv = uuidgen->GenerateUUIDInPlace(&id); |
| 2772 | NS_ENSURE_SUCCESS(rv, rv)do { nsresult __rv = rv; if (((bool)(__builtin_expect(!!(NS_FAILED_impl (__rv)), 0)))) { const char* name = mozilla::GetStaticErrorName (__rv); mozilla::SmprintfPointer msg = mozilla::Smprintf( "NS_ENSURE_SUCCESS(%s, %s) failed with " "result 0x%" "X" "%s%s%s", "rv", "rv", static_cast<uint32_t >(__rv), name ? " (" : "", name ? name : "", name ? ")" : "" ); NS_DebugBreak(NS_DEBUG_WARNING, msg.get(), nullptr, "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2772); return rv; } } while (false); |
| 2773 | |
| 2774 | char buffer[NSID_LENGTH39]; |
| 2775 | id.ToProvidedString(buffer); |
| 2776 | aResult.Assign(NS_ConvertUTF8toUTF16(buffer)); |
| 2777 | return NS_OK; |
| 2778 | } |
| 2779 | |
| 2780 | enum class GetUserMediaSecurityState { |
| 2781 | Other = 0, |
| 2782 | HTTPS = 1, |
| 2783 | File = 2, |
| 2784 | App = 3, |
| 2785 | Localhost = 4, |
| 2786 | Loop = 5, |
| 2787 | Privileged = 6 |
| 2788 | }; |
| 2789 | |
| 2790 | /** |
| 2791 | * This function is used in getUserMedia when privacy.resistFingerprinting is |
| 2792 | * true. Only mediaSource of audio/video constraint will be kept. On mobile |
| 2793 | * facing mode is also kept. |
| 2794 | */ |
| 2795 | static void ReduceConstraint( |
| 2796 | OwningBooleanOrMediaTrackConstraints& aConstraint) { |
| 2797 | // Not requesting stream. |
| 2798 | if (!MediaManager::IsOn(aConstraint)) { |
| 2799 | return; |
| 2800 | } |
| 2801 | |
| 2802 | // It looks like {audio: true}, do nothing. |
| 2803 | if (!aConstraint.IsMediaTrackConstraints()) { |
| 2804 | return; |
| 2805 | } |
| 2806 | |
| 2807 | // Keep mediaSource. |
| 2808 | Maybe<nsString> mediaSource; |
| 2809 | if (aConstraint.GetAsMediaTrackConstraints().mMediaSource.WasPassed()) { |
| 2810 | mediaSource = |
| 2811 | Some(aConstraint.GetAsMediaTrackConstraints().mMediaSource.Value()); |
| 2812 | } |
| 2813 | |
| 2814 | Maybe<OwningStringOrStringSequenceOrConstrainDOMStringParameters> facingMode; |
| 2815 | if (aConstraint.GetAsMediaTrackConstraints().mFacingMode.WasPassed()) { |
| 2816 | facingMode = |
| 2817 | Some(aConstraint.GetAsMediaTrackConstraints().mFacingMode.Value()); |
| 2818 | } |
| 2819 | |
| 2820 | aConstraint.Uninit(); |
| 2821 | if (mediaSource) { |
| 2822 | aConstraint.SetAsMediaTrackConstraints().mMediaSource.Construct( |
| 2823 | *mediaSource); |
| 2824 | } else { |
| 2825 | Unused << aConstraint.SetAsMediaTrackConstraints(); |
| 2826 | } |
| 2827 | |
| 2828 | #if defined(MOZ_WIDGET_ANDROID) || defined(MOZ_WIDGET_UIKIT) |
| 2829 | if (facingMode) { |
| 2830 | aConstraint.SetAsMediaTrackConstraints().mFacingMode.Construct(*facingMode); |
| 2831 | } else { |
| 2832 | Unused << aConstraint.SetAsMediaTrackConstraints(); |
| 2833 | } |
| 2834 | #endif |
| 2835 | } |
| 2836 | |
| 2837 | /** |
| 2838 | * The entry point for this file. A call from Navigator::mozGetUserMedia |
| 2839 | * will end up here. MediaManager is a singleton that is responsible |
| 2840 | * for handling all incoming getUserMedia calls from every window. |
| 2841 | */ |
| 2842 | RefPtr<MediaManager::StreamPromise> MediaManager::GetUserMedia( |
| 2843 | nsPIDOMWindowInner* aWindow, |
| 2844 | const MediaStreamConstraints& aConstraintsPassedIn, |
| 2845 | CallerType aCallerType) { |
| 2846 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2846); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 2846; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 2847 | MOZ_ASSERT(aWindow)do { static_assert( mozilla::detail::AssertionConditionType< decltype(aWindow)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(aWindow))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("aWindow", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2847); AnnotateMozCrashReason("MOZ_ASSERT" "(" "aWindow" ")" ); do { *((volatile int*)__null) = 2847; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 2848 | uint64_t windowID = aWindow->WindowID(); |
| 2849 | |
| 2850 | MediaStreamConstraints c(aConstraintsPassedIn); // use a modifiable copy |
| 2851 | |
| 2852 | if (sHasMainThreadShutdown) { |
| 2853 | return StreamPromise::CreateAndReject( |
| 2854 | MakeRefPtr<MediaMgrError>(MediaMgrError::Name::AbortError, |
| 2855 | "In shutdown"), |
| 2856 | __func__); |
| 2857 | } |
| 2858 | |
| 2859 | // Determine permissions early (while we still have a stack). |
| 2860 | |
| 2861 | nsIURI* docURI = aWindow->GetDocumentURI(); |
| 2862 | if (!docURI) { |
| 2863 | return StreamPromise::CreateAndReject( |
| 2864 | MakeRefPtr<MediaMgrError>(MediaMgrError::Name::AbortError), __func__); |
| 2865 | } |
| 2866 | bool isChrome = (aCallerType == CallerType::System); |
| 2867 | bool privileged = |
| 2868 | isChrome || |
| 2869 | Preferences::GetBool("media.navigator.permission.disabled", false); |
| 2870 | bool isSecure = aWindow->IsSecureContext(); |
| 2871 | bool isHandlingUserInput = UserActivation::IsHandlingUserInput(); |
| 2872 | nsCString host; |
| 2873 | nsresult rv = docURI->GetHost(host); |
Value stored to 'rv' during its initialization is never read | |
| 2874 | |
| 2875 | nsCOMPtr<nsIPrincipal> principal = |
| 2876 | nsGlobalWindowInner::Cast(aWindow)->GetPrincipal(); |
| 2877 | if (NS_WARN_IF(!principal)NS_warn_if_impl(!principal, "!principal", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2877)) { |
| 2878 | return StreamPromise::CreateAndReject( |
| 2879 | MakeRefPtr<MediaMgrError>(MediaMgrError::Name::SecurityError), |
| 2880 | __func__); |
| 2881 | } |
| 2882 | |
| 2883 | Document* doc = aWindow->GetExtantDoc(); |
| 2884 | if (NS_WARN_IF(!doc)NS_warn_if_impl(!doc, "!doc", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2884)) { |
| 2885 | return StreamPromise::CreateAndReject( |
| 2886 | MakeRefPtr<MediaMgrError>(MediaMgrError::Name::SecurityError), |
| 2887 | __func__); |
| 2888 | } |
| 2889 | |
| 2890 | // Disallow access to null principal pages and http pages (unless pref) |
| 2891 | if (principal->GetIsNullPrincipal() || |
| 2892 | !(isSecure || StaticPrefs::media_getusermedia_insecure_enabled())) { |
| 2893 | return StreamPromise::CreateAndReject( |
| 2894 | MakeRefPtr<MediaMgrError>(MediaMgrError::Name::NotAllowedError), |
| 2895 | __func__); |
| 2896 | } |
| 2897 | |
| 2898 | // This principal needs to be sent to different threads and so via IPC. |
| 2899 | // For this reason it's better to convert it to PrincipalInfo right now. |
| 2900 | ipc::PrincipalInfo principalInfo; |
| 2901 | rv = PrincipalToPrincipalInfo(principal, &principalInfo); |
| 2902 | if (NS_WARN_IF(NS_FAILED(rv))NS_warn_if_impl(((bool)(__builtin_expect(!!(NS_FAILED_impl(rv )), 0))), "NS_FAILED(rv)", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 2902)) { |
| 2903 | return StreamPromise::CreateAndReject( |
| 2904 | MakeRefPtr<MediaMgrError>(MediaMgrError::Name::SecurityError), |
| 2905 | __func__); |
| 2906 | } |
| 2907 | |
| 2908 | const bool resistFingerprinting = |
| 2909 | !isChrome && doc->ShouldResistFingerprinting(RFPTarget::MediaDevices); |
| 2910 | if (resistFingerprinting) { |
| 2911 | ReduceConstraint(c.mVideo); |
| 2912 | ReduceConstraint(c.mAudio); |
| 2913 | } |
| 2914 | |
| 2915 | if (!Preferences::GetBool("media.navigator.video.enabled", true)) { |
| 2916 | c.mVideo.SetAsBoolean() = false; |
| 2917 | } |
| 2918 | |
| 2919 | MediaSourceEnum videoType = MediaSourceEnum::Other; // none |
| 2920 | MediaSourceEnum audioType = MediaSourceEnum::Other; // none |
| 2921 | |
| 2922 | if (c.mVideo.IsMediaTrackConstraints()) { |
| 2923 | auto& vc = c.mVideo.GetAsMediaTrackConstraints(); |
| 2924 | if (!vc.mMediaSource.WasPassed()) { |
| 2925 | vc.mMediaSource.Construct().AssignASCII( |
| 2926 | dom::GetEnumString(MediaSourceEnum::Camera)); |
| 2927 | } |
| 2928 | videoType = dom::StringToEnum<MediaSourceEnum>(vc.mMediaSource.Value()) |
| 2929 | .valueOr(MediaSourceEnum::Other); |
| 2930 | Telemetry::Accumulate(Telemetry::WEBRTC_GET_USER_MEDIA_TYPE, |
| 2931 | (uint32_t)videoType); |
| 2932 | switch (videoType) { |
| 2933 | case MediaSourceEnum::Camera: |
| 2934 | break; |
| 2935 | |
| 2936 | case MediaSourceEnum::Browser: |
| 2937 | // If no window id is passed in then default to the caller's window. |
| 2938 | // Functional defaults are helpful in tests, but also a natural outcome |
| 2939 | // of the constraints API's limited semantics for requiring input. |
| 2940 | if (!vc.mBrowserWindow.WasPassed()) { |
| 2941 | nsPIDOMWindowOuter* outer = aWindow->GetOuterWindow(); |
| 2942 | vc.mBrowserWindow.Construct(outer->WindowID()); |
| 2943 | } |
| 2944 | [[fallthrough]]; |
| 2945 | case MediaSourceEnum::Screen: |
| 2946 | case MediaSourceEnum::Window: |
| 2947 | // Deny screensharing request if support is disabled, or |
| 2948 | // the requesting document is not from a host on the whitelist. |
| 2949 | if (!Preferences::GetBool( |
| 2950 | ((videoType == MediaSourceEnum::Browser) |
| 2951 | ? "media.getusermedia.browser.enabled" |
| 2952 | : "media.getusermedia.screensharing.enabled"), |
| 2953 | false) || |
| 2954 | (!privileged && !aWindow->IsSecureContext())) { |
| 2955 | return StreamPromise::CreateAndReject( |
| 2956 | MakeRefPtr<MediaMgrError>(MediaMgrError::Name::NotAllowedError), |
| 2957 | __func__); |
| 2958 | } |
| 2959 | break; |
| 2960 | |
| 2961 | case MediaSourceEnum::Microphone: |
| 2962 | case MediaSourceEnum::Other: |
| 2963 | default: { |
| 2964 | return StreamPromise::CreateAndReject( |
| 2965 | MakeRefPtr<MediaMgrError>(MediaMgrError::Name::OverconstrainedError, |
| 2966 | "", u"mediaSource"_ns), |
| 2967 | __func__); |
| 2968 | } |
| 2969 | } |
| 2970 | |
| 2971 | if (!privileged) { |
| 2972 | // Only allow privileged content to explicitly pick full-screen, |
| 2973 | // application or tabsharing, since these modes are still available for |
| 2974 | // testing. All others get "Window" (*) sharing. |
| 2975 | // |
| 2976 | // *) We overload "Window" with the new default getDisplayMedia spec- |
| 2977 | // mandated behavior of not influencing user-choice, which we currently |
| 2978 | // implement as a list containing BOTH windows AND screen(s). |
| 2979 | // |
| 2980 | // Notes on why we chose "Window" as the one to overload. Two reasons: |
| 2981 | // |
| 2982 | // 1. It's the closest logically & behaviorally (multi-choice, no default) |
| 2983 | // 2. Screen is still useful in tests (implicit default is entire screen) |
| 2984 | // |
| 2985 | // For UX reasons we don't want "Entire Screen" to be the first/default |
| 2986 | // choice (in our code first=default). It's a "scary" source that comes |
| 2987 | // with complicated warnings on-top that would be confusing as the first |
| 2988 | // thing people see, and also deserves to be listed as last resort for |
| 2989 | // privacy reasons. |
| 2990 | |
| 2991 | if (videoType == MediaSourceEnum::Screen || |
| 2992 | videoType == MediaSourceEnum::Browser) { |
| 2993 | videoType = MediaSourceEnum::Window; |
| 2994 | vc.mMediaSource.Value().AssignASCII(dom::GetEnumString(videoType)); |
| 2995 | } |
| 2996 | // only allow privileged content to set the window id |
| 2997 | if (vc.mBrowserWindow.WasPassed()) { |
| 2998 | vc.mBrowserWindow.Value() = -1; |
| 2999 | } |
| 3000 | if (vc.mAdvanced.WasPassed()) { |
| 3001 | for (MediaTrackConstraintSet& cs : vc.mAdvanced.Value()) { |
| 3002 | if (cs.mBrowserWindow.WasPassed()) { |
| 3003 | cs.mBrowserWindow.Value() = -1; |
| 3004 | } |
| 3005 | } |
| 3006 | } |
| 3007 | } |
| 3008 | } else if (IsOn(c.mVideo)) { |
| 3009 | videoType = MediaSourceEnum::Camera; |
| 3010 | Telemetry::Accumulate(Telemetry::WEBRTC_GET_USER_MEDIA_TYPE, |
| 3011 | (uint32_t)videoType); |
| 3012 | } |
| 3013 | |
| 3014 | if (c.mAudio.IsMediaTrackConstraints()) { |
| 3015 | auto& ac = c.mAudio.GetAsMediaTrackConstraints(); |
| 3016 | if (!ac.mMediaSource.WasPassed()) { |
| 3017 | ac.mMediaSource.Construct(NS_ConvertASCIItoUTF16( |
| 3018 | dom::GetEnumString(MediaSourceEnum::Microphone))); |
| 3019 | } |
| 3020 | audioType = dom::StringToEnum<MediaSourceEnum>(ac.mMediaSource.Value()) |
| 3021 | .valueOr(MediaSourceEnum::Other); |
| 3022 | Telemetry::Accumulate(Telemetry::WEBRTC_GET_USER_MEDIA_TYPE, |
| 3023 | (uint32_t)audioType); |
| 3024 | |
| 3025 | switch (audioType) { |
| 3026 | case MediaSourceEnum::Microphone: |
| 3027 | break; |
| 3028 | |
| 3029 | case MediaSourceEnum::AudioCapture: |
| 3030 | // Only enable AudioCapture if the pref is enabled. If it's not, we can |
| 3031 | // deny right away. |
| 3032 | if (!Preferences::GetBool("media.getusermedia.audio.capture.enabled")) { |
| 3033 | return StreamPromise::CreateAndReject( |
| 3034 | MakeRefPtr<MediaMgrError>(MediaMgrError::Name::NotAllowedError), |
| 3035 | __func__); |
| 3036 | } |
| 3037 | break; |
| 3038 | |
| 3039 | case MediaSourceEnum::Other: |
| 3040 | default: { |
| 3041 | return StreamPromise::CreateAndReject( |
| 3042 | MakeRefPtr<MediaMgrError>(MediaMgrError::Name::OverconstrainedError, |
| 3043 | "", u"mediaSource"_ns), |
| 3044 | __func__); |
| 3045 | } |
| 3046 | } |
| 3047 | } else if (IsOn(c.mAudio)) { |
| 3048 | audioType = MediaSourceEnum::Microphone; |
| 3049 | Telemetry::Accumulate(Telemetry::WEBRTC_GET_USER_MEDIA_TYPE, |
| 3050 | (uint32_t)audioType); |
| 3051 | } |
| 3052 | |
| 3053 | // Create a window listener if it doesn't already exist. |
| 3054 | RefPtr<GetUserMediaWindowListener> windowListener = |
| 3055 | GetOrMakeWindowListener(aWindow); |
| 3056 | MOZ_ASSERT(windowListener)do { static_assert( mozilla::detail::AssertionConditionType< decltype(windowListener)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(windowListener))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("windowListener" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3056); AnnotateMozCrashReason("MOZ_ASSERT" "(" "windowListener" ")"); do { *((volatile int*)__null) = 3056; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3057 | // Create an inactive DeviceListener to act as a placeholder, so the |
| 3058 | // window listener doesn't clean itself up until we're done. |
| 3059 | auto placeholderListener = MakeRefPtr<DeviceListener>(); |
| 3060 | windowListener->Register(placeholderListener); |
| 3061 | |
| 3062 | { // Check Permissions Policy. Reject if a requested feature is disabled. |
| 3063 | bool disabled = !IsOn(c.mAudio) && !IsOn(c.mVideo); |
| 3064 | if (IsOn(c.mAudio)) { |
| 3065 | if (audioType == MediaSourceEnum::Microphone) { |
| 3066 | if (Preferences::GetBool("media.getusermedia.microphone.deny", false) || |
| 3067 | !FeaturePolicyUtils::IsFeatureAllowed(doc, u"microphone"_ns)) { |
| 3068 | disabled = true; |
| 3069 | } |
| 3070 | } else if (!FeaturePolicyUtils::IsFeatureAllowed(doc, |
| 3071 | u"display-capture"_ns)) { |
| 3072 | disabled = true; |
| 3073 | } |
| 3074 | } |
| 3075 | if (IsOn(c.mVideo)) { |
| 3076 | if (videoType == MediaSourceEnum::Camera) { |
| 3077 | if (Preferences::GetBool("media.getusermedia.camera.deny", false) || |
| 3078 | !FeaturePolicyUtils::IsFeatureAllowed(doc, u"camera"_ns)) { |
| 3079 | disabled = true; |
| 3080 | } |
| 3081 | } else if (!FeaturePolicyUtils::IsFeatureAllowed(doc, |
| 3082 | u"display-capture"_ns)) { |
| 3083 | disabled = true; |
| 3084 | } |
| 3085 | } |
| 3086 | |
| 3087 | if (disabled) { |
| 3088 | placeholderListener->Stop(); |
| 3089 | return StreamPromise::CreateAndReject( |
| 3090 | MakeRefPtr<MediaMgrError>(MediaMgrError::Name::NotAllowedError), |
| 3091 | __func__); |
| 3092 | } |
| 3093 | } |
| 3094 | |
| 3095 | // Get list of all devices, with origin-specific device ids. |
| 3096 | |
| 3097 | MediaEnginePrefs prefs = mPrefs; |
| 3098 | |
| 3099 | nsString callID; |
| 3100 | rv = GenerateUUID(callID); |
| 3101 | MOZ_RELEASE_ASSERT(NS_SUCCEEDED(rv))do { static_assert( mozilla::detail::AssertionConditionType< decltype(((bool)(__builtin_expect(!!(!NS_FAILED_impl(rv)), 1) )))>::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl(rv)), 1) ))))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("((bool)(__builtin_expect(!!(!NS_FAILED_impl(rv)), 1)))", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3101); AnnotateMozCrashReason("MOZ_RELEASE_ASSERT" "(" "((bool)(__builtin_expect(!!(!NS_FAILED_impl(rv)), 1)))" ")"); do { *((volatile int*)__null) = 3101; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3102 | |
| 3103 | bool hasVideo = videoType != MediaSourceEnum::Other; |
| 3104 | bool hasAudio = audioType != MediaSourceEnum::Other; |
| 3105 | |
| 3106 | // Handle fake requests from content. For gUM we don't consider resist |
| 3107 | // fingerprinting as users should be prompted anyway. |
| 3108 | bool forceFakes = c.mFake.WasPassed() && c.mFake.Value(); |
| 3109 | // fake:true is effective only for microphone and camera devices, so |
| 3110 | // permission must be requested for screen capture even if fake:true is set. |
| 3111 | bool hasOnlyForcedFakes = |
| 3112 | forceFakes && (!hasVideo || videoType == MediaSourceEnum::Camera) && |
| 3113 | (!hasAudio || audioType == MediaSourceEnum::Microphone); |
| 3114 | bool askPermission = |
| 3115 | (!privileged || |
| 3116 | Preferences::GetBool("media.navigator.permission.force")) && |
| 3117 | (!hasOnlyForcedFakes || |
| 3118 | Preferences::GetBool("media.navigator.permission.fake")); |
| 3119 | |
| 3120 | LOG("%s: Preparing to enumerate devices. windowId=%" PRIu64"l" "u" |
| 3121 | ", videoType=%" PRIu8"u" ", audioType=%" PRIu8"u" |
| 3122 | ", forceFakes=%s, askPermission=%s", |
| 3123 | __func__, windowID, static_cast<uint8_t>(videoType), |
| 3124 | static_cast<uint8_t>(audioType), forceFakes ? "true" : "false", |
| 3125 | askPermission ? "true" : "false"); |
| 3126 | |
| 3127 | EnumerationFlags flags = EnumerationFlag::AllowPermissionRequest; |
| 3128 | if (forceFakes) { |
| 3129 | flags += EnumerationFlag::ForceFakes; |
| 3130 | } |
| 3131 | RefPtr<MediaManager> self = this; |
| 3132 | return EnumerateDevicesImpl( |
| 3133 | aWindow, CreateEnumerationParams(videoType, audioType, flags)) |
| 3134 | ->Then( |
| 3135 | GetCurrentSerialEventTarget(), __func__, |
| 3136 | [self, windowID, c, windowListener, |
| 3137 | aCallerType](RefPtr<LocalMediaDeviceSetRefCnt> aDevices) { |
| 3138 | LOG("GetUserMedia: post enumeration promise success callback " |
| 3139 | "starting"); |
| 3140 | // Ensure that our windowID is still good. |
| 3141 | RefPtr<nsPIDOMWindowInner> window = |
| 3142 | nsGlobalWindowInner::GetInnerWindowWithId(windowID); |
| 3143 | if (!window || !self->IsWindowListenerStillActive(windowListener)) { |
| 3144 | LOG("GetUserMedia: bad window (%" PRIu64"l" "u" |
| 3145 | ") in post enumeration success callback!", |
| 3146 | windowID); |
| 3147 | return LocalDeviceSetPromise::CreateAndReject( |
| 3148 | MakeRefPtr<MediaMgrError>(MediaMgrError::Name::AbortError), |
| 3149 | __func__); |
| 3150 | } |
| 3151 | // Apply any constraints. This modifies the passed-in list. |
| 3152 | return self->SelectSettings(c, aCallerType, std::move(aDevices)); |
| 3153 | }, |
| 3154 | [](RefPtr<MediaMgrError>&& aError) { |
| 3155 | LOG("GetUserMedia: post enumeration EnumerateDevicesImpl " |
| 3156 | "failure callback called!"); |
| 3157 | return LocalDeviceSetPromise::CreateAndReject(std::move(aError), |
| 3158 | __func__); |
| 3159 | }) |
| 3160 | ->Then( |
| 3161 | GetCurrentSerialEventTarget(), __func__, |
| 3162 | [self, windowID, c, windowListener, placeholderListener, hasAudio, |
| 3163 | hasVideo, askPermission, prefs, isSecure, isHandlingUserInput, |
| 3164 | callID, principalInfo, aCallerType, resistFingerprinting, |
| 3165 | audioType](RefPtr<LocalMediaDeviceSetRefCnt> aDevices) mutable { |
| 3166 | LOG("GetUserMedia: starting post enumeration promise2 success " |
| 3167 | "callback!"); |
| 3168 | |
| 3169 | // Ensure that the window is still good. |
| 3170 | RefPtr<nsPIDOMWindowInner> window = |
| 3171 | nsGlobalWindowInner::GetInnerWindowWithId(windowID); |
| 3172 | if (!window || !self->IsWindowListenerStillActive(windowListener)) { |
| 3173 | LOG("GetUserMedia: bad window (%" PRIu64"l" "u" |
| 3174 | ") in post enumeration success callback 2!", |
| 3175 | windowID); |
| 3176 | placeholderListener->Stop(); |
| 3177 | return StreamPromise::CreateAndReject( |
| 3178 | MakeRefPtr<MediaMgrError>(MediaMgrError::Name::AbortError), |
| 3179 | __func__); |
| 3180 | } |
| 3181 | if (!aDevices->Length()) { |
| 3182 | LOG("GetUserMedia: no devices found in post enumeration promise2 " |
| 3183 | "success callback! Calling error handler!"); |
| 3184 | placeholderListener->Stop(); |
| 3185 | // When privacy.resistFingerprinting = true, no |
| 3186 | // available device implies content script is requesting |
| 3187 | // a fake device, so report NotAllowedError. |
| 3188 | auto error = resistFingerprinting |
| 3189 | ? MediaMgrError::Name::NotAllowedError |
| 3190 | : MediaMgrError::Name::NotFoundError; |
| 3191 | return StreamPromise::CreateAndReject( |
| 3192 | MakeRefPtr<MediaMgrError>(error), __func__); |
| 3193 | } |
| 3194 | |
| 3195 | // Time to start devices. Create the necessary device listeners and |
| 3196 | // remove the placeholder. |
| 3197 | RefPtr<DeviceListener> audioListener; |
| 3198 | RefPtr<DeviceListener> videoListener; |
| 3199 | if (hasAudio) { |
| 3200 | audioListener = MakeRefPtr<DeviceListener>(); |
| 3201 | windowListener->Register(audioListener); |
| 3202 | } |
| 3203 | if (hasVideo) { |
| 3204 | videoListener = MakeRefPtr<DeviceListener>(); |
| 3205 | windowListener->Register(videoListener); |
| 3206 | } |
| 3207 | placeholderListener->Stop(); |
| 3208 | |
| 3209 | bool focusSource = mozilla::Preferences::GetBool( |
| 3210 | "media.getusermedia.window.focus_source.enabled", true); |
| 3211 | |
| 3212 | // Incremental hack to compile. To be replaced by deeper |
| 3213 | // refactoring. MediaManager allows |
| 3214 | // "neither-resolve-nor-reject" semantics, so we cannot |
| 3215 | // use MozPromiseHolder here. |
| 3216 | MozPromiseHolder<StreamPromise> holder; |
| 3217 | RefPtr<StreamPromise> p = holder.Ensure(__func__); |
| 3218 | |
| 3219 | // Pass callbacks and listeners along to GetUserMediaStreamTask. |
| 3220 | auto task = MakeRefPtr<GetUserMediaStreamTask>( |
| 3221 | c, std::move(holder), windowID, std::move(windowListener), |
| 3222 | std::move(audioListener), std::move(videoListener), prefs, |
| 3223 | principalInfo, aCallerType, focusSource); |
| 3224 | |
| 3225 | // It is time to ask for user permission, prime voice processing |
| 3226 | // now. Use a local lambda to enable a guard pattern. |
| 3227 | [&] { |
| 3228 | if (audioType != MediaSourceEnum::Microphone) { |
| 3229 | return; |
| 3230 | } |
| 3231 | |
| 3232 | if (!StaticPrefs:: |
| 3233 | media_getusermedia_microphone_voice_stream_priming_enabled() || |
| 3234 | !StaticPrefs:: |
| 3235 | media_getusermedia_microphone_prefer_voice_stream_with_processing_enabled()) { |
| 3236 | return; |
| 3237 | } |
| 3238 | |
| 3239 | if (const auto fc = FlattenedConstraints( |
| 3240 | NormalizedConstraints(GetInvariant(c.mAudio))); |
| 3241 | !fc.mEchoCancellation.Get(prefs.mAecOn) && |
| 3242 | !fc.mAutoGainControl.Get(prefs.mAgcOn && prefs.mAecOn) && |
| 3243 | !fc.mNoiseSuppression.Get(prefs.mNoiseOn && prefs.mAecOn)) { |
| 3244 | return; |
| 3245 | } |
| 3246 | |
| 3247 | if (GetPersistentPermissions(windowID) |
| 3248 | .map([](auto&& aState) { |
| 3249 | return aState.mMicrophonePermission == |
| 3250 | PersistentPermissionState::Deny; |
| 3251 | }) |
| 3252 | .unwrapOr(true)) { |
| 3253 | return; |
| 3254 | } |
| 3255 | |
| 3256 | task->PrimeVoiceProcessing(); |
| 3257 | }(); |
| 3258 | |
| 3259 | size_t taskCount = |
| 3260 | self->AddTaskAndGetCount(windowID, callID, std::move(task)); |
| 3261 | |
| 3262 | if (!askPermission) { |
| 3263 | self->NotifyAllowed(callID, *aDevices); |
| 3264 | } else { |
| 3265 | auto req = MakeRefPtr<GetUserMediaRequest>( |
| 3266 | window, callID, std::move(aDevices), c, isSecure, |
| 3267 | isHandlingUserInput); |
| 3268 | if (!Preferences::GetBool("media.navigator.permission.force") && |
| 3269 | taskCount > 1) { |
| 3270 | // there is at least 1 pending gUM request |
| 3271 | // For the scarySources test case, always send the |
| 3272 | // request |
| 3273 | self->mPendingGUMRequest.AppendElement(req.forget()); |
| 3274 | } else { |
| 3275 | nsCOMPtr<nsIObserverService> obs = |
| 3276 | services::GetObserverService(); |
| 3277 | obs->NotifyObservers(req, "getUserMedia:request", nullptr); |
| 3278 | } |
| 3279 | } |
| 3280 | #ifdef MOZ_WEBRTC1 |
| 3281 | self->mLogHandle = EnsureWebrtcLogging(); |
| 3282 | #endif |
| 3283 | return p; |
| 3284 | }, |
| 3285 | [placeholderListener](RefPtr<MediaMgrError>&& aError) { |
| 3286 | LOG("GetUserMedia: post enumeration SelectSettings failure " |
| 3287 | "callback called!"); |
| 3288 | placeholderListener->Stop(); |
| 3289 | return StreamPromise::CreateAndReject(std::move(aError), __func__); |
| 3290 | }); |
| 3291 | }; |
| 3292 | |
| 3293 | RefPtr<LocalDeviceSetPromise> MediaManager::AnonymizeDevices( |
| 3294 | nsPIDOMWindowInner* aWindow, RefPtr<const MediaDeviceSetRefCnt> aDevices) { |
| 3295 | // Get an origin-key (for either regular or private browsing). |
| 3296 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3296); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 3296; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3297 | uint64_t windowId = aWindow->WindowID(); |
| 3298 | nsCOMPtr<nsIPrincipal> principal = |
| 3299 | nsGlobalWindowInner::Cast(aWindow)->GetPrincipal(); |
| 3300 | MOZ_ASSERT(principal)do { static_assert( mozilla::detail::AssertionConditionType< decltype(principal)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(principal))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("principal", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3300); AnnotateMozCrashReason("MOZ_ASSERT" "(" "principal" ")" ); do { *((volatile int*)__null) = 3300; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3301 | ipc::PrincipalInfo principalInfo; |
| 3302 | nsresult rv = PrincipalToPrincipalInfo(principal, &principalInfo); |
| 3303 | if (NS_WARN_IF(NS_FAILED(rv))NS_warn_if_impl(((bool)(__builtin_expect(!!(NS_FAILED_impl(rv )), 0))), "NS_FAILED(rv)", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3303)) { |
| 3304 | return LocalDeviceSetPromise::CreateAndReject( |
| 3305 | MakeRefPtr<MediaMgrError>(MediaMgrError::Name::NotAllowedError), |
| 3306 | __func__); |
| 3307 | } |
| 3308 | bool resistFingerprinting = |
| 3309 | aWindow->AsGlobal()->ShouldResistFingerprinting(RFPTarget::MediaDevices); |
| 3310 | bool persist = |
| 3311 | IsActivelyCapturingOrHasAPermission(windowId) && !resistFingerprinting; |
| 3312 | return media::GetPrincipalKey(principalInfo, persist) |
| 3313 | ->Then( |
| 3314 | GetMainThreadSerialEventTarget(), __func__, |
| 3315 | [rawDevices = std::move(aDevices), windowId, |
| 3316 | resistFingerprinting](const nsCString& aOriginKey) { |
| 3317 | MOZ_ASSERT(!aOriginKey.IsEmpty())do { static_assert( mozilla::detail::AssertionConditionType< decltype(!aOriginKey.IsEmpty())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(!aOriginKey.IsEmpty()))), 0) )) { do { } while (false); MOZ_ReportAssertionFailure("!aOriginKey.IsEmpty()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3317); AnnotateMozCrashReason("MOZ_ASSERT" "(" "!aOriginKey.IsEmpty()" ")"); do { *((volatile int*)__null) = 3317; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3318 | RefPtr anonymized = new LocalMediaDeviceSetRefCnt(); |
| 3319 | for (const RefPtr<MediaDevice>& device : *rawDevices) { |
| 3320 | nsString name = device->mRawName; |
| 3321 | if (name.Find(u"AirPods"_ns) != -1) { |
| 3322 | name = u"AirPods"_ns; |
| 3323 | } |
| 3324 | |
| 3325 | nsString id = device->mRawID; |
| 3326 | if (resistFingerprinting) { |
| 3327 | nsRFPService::GetMediaDeviceName(name, device->mKind); |
| 3328 | id = name; |
| 3329 | id.AppendInt(windowId); |
| 3330 | } |
| 3331 | // An empty id represents a virtual default device, for which |
| 3332 | // the exposed deviceId is the empty string. |
| 3333 | if (!id.IsEmpty()) { |
| 3334 | nsContentUtils::AnonymizeId(id, aOriginKey); |
| 3335 | } |
| 3336 | |
| 3337 | nsString groupId = device->mRawGroupID; |
| 3338 | if (resistFingerprinting) { |
| 3339 | nsRFPService::GetMediaDeviceGroup(groupId, device->mKind); |
| 3340 | } |
| 3341 | // Use window id to salt group id in order to make it session |
| 3342 | // based as required by the spec. This does not provide unique |
| 3343 | // group ids through out a browser restart. However, this is not |
| 3344 | // against the spec. Furthermore, since device ids are the same |
| 3345 | // after a browser restart the fingerprint is not bigger. |
| 3346 | groupId.AppendInt(windowId); |
| 3347 | nsContentUtils::AnonymizeId(groupId, aOriginKey); |
| 3348 | anonymized->EmplaceBack( |
| 3349 | new LocalMediaDevice(device, id, groupId, name)); |
| 3350 | } |
| 3351 | return LocalDeviceSetPromise::CreateAndResolve(anonymized, |
| 3352 | __func__); |
| 3353 | }, |
| 3354 | [](nsresult rs) { |
| 3355 | NS_WARNING("AnonymizeDevices failed to get Principal Key")NS_DebugBreak(NS_DEBUG_WARNING, "AnonymizeDevices failed to get Principal Key" , nullptr, "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3355); |
| 3356 | return LocalDeviceSetPromise::CreateAndReject( |
| 3357 | MakeRefPtr<MediaMgrError>(MediaMgrError::Name::AbortError), |
| 3358 | __func__); |
| 3359 | }); |
| 3360 | } |
| 3361 | |
| 3362 | RefPtr<LocalDeviceSetPromise> MediaManager::EnumerateDevicesImpl( |
| 3363 | nsPIDOMWindowInner* aWindow, EnumerationParams aParams) { |
| 3364 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3364); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 3364; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3365 | |
| 3366 | uint64_t windowId = aWindow->WindowID(); |
| 3367 | LOG("%s: windowId=%" PRIu64"l" "u" ", aVideoInputType=%" PRIu8"u" |
| 3368 | ", aAudioInputType=%" PRIu8"u", |
| 3369 | __func__, windowId, static_cast<uint8_t>(aParams.VideoInputType()), |
| 3370 | static_cast<uint8_t>(aParams.AudioInputType())); |
| 3371 | |
| 3372 | // To get a device list anonymized for a particular origin, we must: |
| 3373 | // 1. Get the raw devices list |
| 3374 | // 2. Anonymize the raw list with an origin-key. |
| 3375 | |
| 3376 | // Add the window id here to check for that and abort silently if no longer |
| 3377 | // exists. |
| 3378 | RefPtr<GetUserMediaWindowListener> windowListener = |
| 3379 | GetOrMakeWindowListener(aWindow); |
| 3380 | MOZ_ASSERT(windowListener)do { static_assert( mozilla::detail::AssertionConditionType< decltype(windowListener)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(windowListener))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("windowListener" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3380); AnnotateMozCrashReason("MOZ_ASSERT" "(" "windowListener" ")"); do { *((volatile int*)__null) = 3380; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3381 | // Create an inactive DeviceListener to act as a placeholder, so the |
| 3382 | // window listener doesn't clean itself up until we're done. |
| 3383 | auto placeholderListener = MakeRefPtr<DeviceListener>(); |
| 3384 | windowListener->Register(placeholderListener); |
| 3385 | |
| 3386 | return MaybeRequestPermissionAndEnumerateRawDevices(std::move(aParams)) |
| 3387 | ->Then( |
| 3388 | GetMainThreadSerialEventTarget(), __func__, |
| 3389 | [self = RefPtr(this), this, window = nsCOMPtr(aWindow), |
| 3390 | placeholderListener](RefPtr<MediaDeviceSetRefCnt> aDevices) mutable { |
| 3391 | // Only run if window is still on our active list. |
| 3392 | MediaManager* mgr = MediaManager::GetIfExists(); |
| 3393 | if (!mgr || placeholderListener->Stopped()) { |
| 3394 | // The listener has already been removed if the window is no |
| 3395 | // longer active. |
| 3396 | return LocalDeviceSetPromise::CreateAndReject( |
| 3397 | MakeRefPtr<MediaMgrError>(MediaMgrError::Name::AbortError), |
| 3398 | __func__); |
| 3399 | } |
| 3400 | MOZ_ASSERT(mgr->IsWindowStillActive(window->WindowID()))do { static_assert( mozilla::detail::AssertionConditionType< decltype(mgr->IsWindowStillActive(window->WindowID()))> ::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(mgr->IsWindowStillActive(window->WindowID()))) ), 0))) { do { } while (false); MOZ_ReportAssertionFailure("mgr->IsWindowStillActive(window->WindowID())" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3400); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mgr->IsWindowStillActive(window->WindowID())" ")"); do { *((volatile int*)__null) = 3400; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3401 | placeholderListener->Stop(); |
| 3402 | return AnonymizeDevices(window, aDevices); |
| 3403 | }, |
| 3404 | [placeholderListener](RefPtr<MediaMgrError>&& aError) { |
| 3405 | // EnumerateDevicesImpl may fail if a new doc has been set, in which |
| 3406 | // case the OnNavigation() method should have removed all previous |
| 3407 | // active listeners, or if a platform device access request was not |
| 3408 | // granted. |
| 3409 | placeholderListener->Stop(); |
| 3410 | return LocalDeviceSetPromise::CreateAndReject(std::move(aError), |
| 3411 | __func__); |
| 3412 | }); |
| 3413 | } |
| 3414 | |
| 3415 | RefPtr<LocalDevicePromise> MediaManager::SelectAudioOutput( |
| 3416 | nsPIDOMWindowInner* aWindow, const dom::AudioOutputOptions& aOptions, |
| 3417 | CallerType aCallerType) { |
| 3418 | bool isHandlingUserInput = UserActivation::IsHandlingUserInput(); |
| 3419 | nsCOMPtr<nsIPrincipal> principal = |
| 3420 | nsGlobalWindowInner::Cast(aWindow)->GetPrincipal(); |
| 3421 | if (!FeaturePolicyUtils::IsFeatureAllowed(aWindow->GetExtantDoc(), |
| 3422 | u"speaker-selection"_ns)) { |
| 3423 | return LocalDevicePromise::CreateAndReject( |
| 3424 | MakeRefPtr<MediaMgrError>( |
| 3425 | MediaMgrError::Name::NotAllowedError, |
| 3426 | "Document's Permissions Policy does not allow selectAudioOutput()"), |
| 3427 | __func__); |
| 3428 | } |
| 3429 | if (NS_WARN_IF(!principal)NS_warn_if_impl(!principal, "!principal", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3429)) { |
| 3430 | return LocalDevicePromise::CreateAndReject( |
| 3431 | MakeRefPtr<MediaMgrError>(MediaMgrError::Name::SecurityError), |
| 3432 | __func__); |
| 3433 | } |
| 3434 | // Disallow access to null principal. |
| 3435 | if (principal->GetIsNullPrincipal()) { |
| 3436 | return LocalDevicePromise::CreateAndReject( |
| 3437 | MakeRefPtr<MediaMgrError>(MediaMgrError::Name::NotAllowedError), |
| 3438 | __func__); |
| 3439 | } |
| 3440 | ipc::PrincipalInfo principalInfo; |
| 3441 | nsresult rv = PrincipalToPrincipalInfo(principal, &principalInfo); |
| 3442 | if (NS_WARN_IF(NS_FAILED(rv))NS_warn_if_impl(((bool)(__builtin_expect(!!(NS_FAILED_impl(rv )), 0))), "NS_FAILED(rv)", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3442)) { |
| 3443 | return LocalDevicePromise::CreateAndReject( |
| 3444 | MakeRefPtr<MediaMgrError>(MediaMgrError::Name::SecurityError), |
| 3445 | __func__); |
| 3446 | } |
| 3447 | uint64_t windowID = aWindow->WindowID(); |
| 3448 | const bool resistFingerprinting = |
| 3449 | aWindow->AsGlobal()->ShouldResistFingerprinting(aCallerType, |
| 3450 | RFPTarget::MediaDevices); |
| 3451 | return EnumerateDevicesImpl( |
| 3452 | aWindow, CreateEnumerationParams( |
| 3453 | MediaSourceEnum::Other, MediaSourceEnum::Other, |
| 3454 | {EnumerationFlag::EnumerateAudioOutputs, |
| 3455 | EnumerationFlag::AllowPermissionRequest})) |
| 3456 | ->Then( |
| 3457 | GetCurrentSerialEventTarget(), __func__, |
| 3458 | [self = RefPtr<MediaManager>(this), windowID, aOptions, aCallerType, |
| 3459 | resistFingerprinting, isHandlingUserInput, |
| 3460 | principalInfo](RefPtr<LocalMediaDeviceSetRefCnt> aDevices) mutable { |
| 3461 | // Ensure that the window is still good. |
| 3462 | RefPtr<nsPIDOMWindowInner> window = |
| 3463 | nsGlobalWindowInner::GetInnerWindowWithId(windowID); |
| 3464 | if (!window) { |
| 3465 | LOG("SelectAudioOutput: bad window (%" PRIu64"l" "u" |
| 3466 | ") in post enumeration success callback!", |
| 3467 | windowID); |
| 3468 | return LocalDevicePromise::CreateAndReject( |
| 3469 | MakeRefPtr<MediaMgrError>(MediaMgrError::Name::AbortError), |
| 3470 | __func__); |
| 3471 | } |
| 3472 | if (aDevices->IsEmpty()) { |
| 3473 | LOG("SelectAudioOutput: no devices found"); |
| 3474 | auto error = resistFingerprinting |
| 3475 | ? MediaMgrError::Name::NotAllowedError |
| 3476 | : MediaMgrError::Name::NotFoundError; |
| 3477 | return LocalDevicePromise::CreateAndReject( |
| 3478 | MakeRefPtr<MediaMgrError>(error), __func__); |
| 3479 | } |
| 3480 | MozPromiseHolder<LocalDevicePromise> holder; |
| 3481 | RefPtr<LocalDevicePromise> p = holder.Ensure(__func__); |
| 3482 | auto task = MakeRefPtr<SelectAudioOutputTask>( |
| 3483 | std::move(holder), windowID, aCallerType, principalInfo); |
| 3484 | nsString callID; |
| 3485 | nsresult rv = GenerateUUID(callID); |
| 3486 | MOZ_RELEASE_ASSERT(NS_SUCCEEDED(rv))do { static_assert( mozilla::detail::AssertionConditionType< decltype(((bool)(__builtin_expect(!!(!NS_FAILED_impl(rv)), 1) )))>::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl(rv)), 1) ))))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("((bool)(__builtin_expect(!!(!NS_FAILED_impl(rv)), 1)))", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3486); AnnotateMozCrashReason("MOZ_RELEASE_ASSERT" "(" "((bool)(__builtin_expect(!!(!NS_FAILED_impl(rv)), 1)))" ")"); do { *((volatile int*)__null) = 3486; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3487 | size_t taskCount = |
| 3488 | self->AddTaskAndGetCount(windowID, callID, std::move(task)); |
| 3489 | bool askPermission = |
| 3490 | !Preferences::GetBool("media.navigator.permission.disabled") || |
| 3491 | Preferences::GetBool("media.navigator.permission.force"); |
| 3492 | if (!askPermission) { |
| 3493 | self->NotifyAllowed(callID, *aDevices); |
| 3494 | } else { |
| 3495 | MOZ_ASSERT(window->IsSecureContext())do { static_assert( mozilla::detail::AssertionConditionType< decltype(window->IsSecureContext())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(window->IsSecureContext() ))), 0))) { do { } while (false); MOZ_ReportAssertionFailure( "window->IsSecureContext()", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3495); AnnotateMozCrashReason("MOZ_ASSERT" "(" "window->IsSecureContext()" ")"); do { *((volatile int*)__null) = 3495; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3496 | auto req = MakeRefPtr<GetUserMediaRequest>( |
| 3497 | window, callID, std::move(aDevices), aOptions, true, |
| 3498 | isHandlingUserInput); |
| 3499 | if (taskCount > 1) { |
| 3500 | // there is at least 1 pending gUM request |
| 3501 | self->mPendingGUMRequest.AppendElement(req.forget()); |
| 3502 | } else { |
| 3503 | nsCOMPtr<nsIObserverService> obs = |
| 3504 | services::GetObserverService(); |
| 3505 | obs->NotifyObservers(req, "getUserMedia:request", nullptr); |
| 3506 | } |
| 3507 | } |
| 3508 | return p; |
| 3509 | }, |
| 3510 | [](RefPtr<MediaMgrError> aError) { |
| 3511 | LOG("SelectAudioOutput: EnumerateDevicesImpl " |
| 3512 | "failure callback called!"); |
| 3513 | return LocalDevicePromise::CreateAndReject(std::move(aError), |
| 3514 | __func__); |
| 3515 | }); |
| 3516 | } |
| 3517 | |
| 3518 | MediaEngine* MediaManager::GetBackend() { |
| 3519 | MOZ_ASSERT(MediaManager::IsInMediaThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(MediaManager::IsInMediaThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(MediaManager::IsInMediaThread ()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("MediaManager::IsInMediaThread()", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3519); AnnotateMozCrashReason("MOZ_ASSERT" "(" "MediaManager::IsInMediaThread()" ")"); do { *((volatile int*)__null) = 3519; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3520 | // Plugin backends as appropriate. The default engine also currently |
| 3521 | // includes picture support for Android. |
| 3522 | // This IS called off main-thread. |
| 3523 | if (!mBackend) { |
| 3524 | #if defined(MOZ_WEBRTC1) |
| 3525 | mBackend = new MediaEngineWebRTC(); |
| 3526 | #else |
| 3527 | mBackend = new MediaEngineFake(); |
| 3528 | #endif |
| 3529 | mDeviceListChangeListener = mBackend->DeviceListChangeEvent().Connect( |
| 3530 | AbstractThread::MainThread(), this, &MediaManager::DeviceListChanged); |
| 3531 | } |
| 3532 | return mBackend; |
| 3533 | } |
| 3534 | |
| 3535 | void MediaManager::OnNavigation(uint64_t aWindowID) { |
| 3536 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3536); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 3536; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3537 | LOG("OnNavigation for %" PRIu64"l" "u", aWindowID); |
| 3538 | |
| 3539 | // Stop the streams for this window. The runnables check this value before |
| 3540 | // making a call to content. |
| 3541 | |
| 3542 | nsTArray<nsString>* callIDs; |
| 3543 | if (mCallIds.Get(aWindowID, &callIDs)) { |
| 3544 | for (auto& callID : *callIDs) { |
| 3545 | mActiveCallbacks.Remove(callID); |
| 3546 | for (auto& request : mPendingGUMRequest.Clone()) { |
| 3547 | nsString id; |
| 3548 | request->GetCallID(id); |
| 3549 | if (id == callID) { |
| 3550 | mPendingGUMRequest.RemoveElement(request); |
| 3551 | } |
| 3552 | } |
| 3553 | } |
| 3554 | mCallIds.Remove(aWindowID); |
| 3555 | } |
| 3556 | |
| 3557 | if (RefPtr<GetUserMediaWindowListener> listener = |
| 3558 | GetWindowListener(aWindowID)) { |
| 3559 | listener->RemoveAll(); |
| 3560 | } |
| 3561 | MOZ_ASSERT(!GetWindowListener(aWindowID))do { static_assert( mozilla::detail::AssertionConditionType< decltype(!GetWindowListener(aWindowID))>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(!GetWindowListener(aWindowID )))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("!GetWindowListener(aWindowID)", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3561); AnnotateMozCrashReason("MOZ_ASSERT" "(" "!GetWindowListener(aWindowID)" ")"); do { *((volatile int*)__null) = 3561; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3562 | } |
| 3563 | |
| 3564 | void MediaManager::OnCameraMute(bool aMute) { |
| 3565 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3565); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 3565; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3566 | LOG("OnCameraMute for all windows"); |
| 3567 | mCamerasMuted = aMute; |
| 3568 | // This is safe since we're on main-thread, and the windowlist can only |
| 3569 | // be added to from the main-thread |
| 3570 | for (const auto& window : mActiveWindows.Values()) { |
| 3571 | window->MuteOrUnmuteCameras(aMute); |
| 3572 | } |
| 3573 | } |
| 3574 | |
| 3575 | void MediaManager::OnMicrophoneMute(bool aMute) { |
| 3576 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3576); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 3576; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3577 | LOG("OnMicrophoneMute for all windows"); |
| 3578 | mMicrophonesMuted = aMute; |
| 3579 | // This is safe since we're on main-thread, and the windowlist can only |
| 3580 | // be added to from the main-thread |
| 3581 | for (const auto& window : mActiveWindows.Values()) { |
| 3582 | window->MuteOrUnmuteMicrophones(aMute); |
| 3583 | } |
| 3584 | } |
| 3585 | |
| 3586 | RefPtr<GetUserMediaWindowListener> MediaManager::GetOrMakeWindowListener( |
| 3587 | nsPIDOMWindowInner* aWindow) { |
| 3588 | Document* doc = aWindow->GetExtantDoc(); |
| 3589 | if (!doc) { |
| 3590 | // The window has been destroyed. Destroyed windows don't have listeners. |
| 3591 | return nullptr; |
| 3592 | } |
| 3593 | nsIPrincipal* principal = doc->NodePrincipal(); |
| 3594 | uint64_t windowId = aWindow->WindowID(); |
| 3595 | RefPtr<GetUserMediaWindowListener> windowListener = |
| 3596 | GetWindowListener(windowId); |
| 3597 | if (windowListener) { |
| 3598 | MOZ_ASSERT(PrincipalHandleMatches(windowListener->GetPrincipalHandle(),do { static_assert( mozilla::detail::AssertionConditionType< decltype(PrincipalHandleMatches(windowListener->GetPrincipalHandle (), principal))>::isValid, "invalid assertion condition"); if ((__builtin_expect(!!(!(!!(PrincipalHandleMatches(windowListener ->GetPrincipalHandle(), principal)))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("PrincipalHandleMatches(windowListener->GetPrincipalHandle(), principal)" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3599); AnnotateMozCrashReason("MOZ_ASSERT" "(" "PrincipalHandleMatches(windowListener->GetPrincipalHandle(), principal)" ")"); do { *((volatile int*)__null) = 3599; __attribute__((nomerge )) ::abort(); } while (false); } } while (false) |
| 3599 | principal))do { static_assert( mozilla::detail::AssertionConditionType< decltype(PrincipalHandleMatches(windowListener->GetPrincipalHandle (), principal))>::isValid, "invalid assertion condition"); if ((__builtin_expect(!!(!(!!(PrincipalHandleMatches(windowListener ->GetPrincipalHandle(), principal)))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("PrincipalHandleMatches(windowListener->GetPrincipalHandle(), principal)" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3599); AnnotateMozCrashReason("MOZ_ASSERT" "(" "PrincipalHandleMatches(windowListener->GetPrincipalHandle(), principal)" ")"); do { *((volatile int*)__null) = 3599; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3600 | } else { |
| 3601 | windowListener = new GetUserMediaWindowListener( |
| 3602 | windowId, MakePrincipalHandle(principal)); |
| 3603 | AddWindowID(windowId, windowListener); |
| 3604 | } |
| 3605 | return windowListener; |
| 3606 | } |
| 3607 | |
| 3608 | void MediaManager::AddWindowID(uint64_t aWindowId, |
| 3609 | RefPtr<GetUserMediaWindowListener> aListener) { |
| 3610 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3610); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 3610; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3611 | // Store the WindowID in a hash table and mark as active. The entry is removed |
| 3612 | // when this window is closed or navigated away from. |
| 3613 | // This is safe since we're on main-thread, and the windowlist can only |
| 3614 | // be invalidated from the main-thread (see OnNavigation) |
| 3615 | if (IsWindowStillActive(aWindowId)) { |
| 3616 | MOZ_ASSERT(false, "Window already added")do { static_assert( mozilla::detail::AssertionConditionType< decltype(false)>::isValid, "invalid assertion condition"); if ((__builtin_expect(!!(!(!!(false))), 0))) { do { } while ( false); MOZ_ReportAssertionFailure("false" " (" "Window already added" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3616); AnnotateMozCrashReason("MOZ_ASSERT" "(" "false" ") (" "Window already added" ")"); do { *((volatile int*)__null) = 3616; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); |
| 3617 | return; |
| 3618 | } |
| 3619 | |
| 3620 | aListener->MuteOrUnmuteCameras(mCamerasMuted); |
| 3621 | aListener->MuteOrUnmuteMicrophones(mMicrophonesMuted); |
| 3622 | GetActiveWindows()->InsertOrUpdate(aWindowId, std::move(aListener)); |
| 3623 | |
| 3624 | RefPtr<WindowGlobalChild> wgc = |
| 3625 | WindowGlobalChild::GetByInnerWindowId(aWindowId); |
| 3626 | if (wgc) { |
| 3627 | wgc->BlockBFCacheFor(BFCacheStatus::ACTIVE_GET_USER_MEDIA); |
| 3628 | } |
| 3629 | } |
| 3630 | |
| 3631 | void MediaManager::RemoveWindowID(uint64_t aWindowId) { |
| 3632 | RefPtr<WindowGlobalChild> wgc = |
| 3633 | WindowGlobalChild::GetByInnerWindowId(aWindowId); |
| 3634 | if (wgc) { |
| 3635 | wgc->UnblockBFCacheFor(BFCacheStatus::ACTIVE_GET_USER_MEDIA); |
| 3636 | } |
| 3637 | |
| 3638 | mActiveWindows.Remove(aWindowId); |
| 3639 | |
| 3640 | // get outer windowID |
| 3641 | auto* window = nsGlobalWindowInner::GetInnerWindowWithId(aWindowId); |
| 3642 | if (!window) { |
| 3643 | LOG("No inner window for %" PRIu64"l" "u", aWindowId); |
| 3644 | return; |
| 3645 | } |
| 3646 | |
| 3647 | auto* outer = window->GetOuterWindow(); |
| 3648 | if (!outer) { |
| 3649 | LOG("No outer window for inner %" PRIu64"l" "u", aWindowId); |
| 3650 | return; |
| 3651 | } |
| 3652 | |
| 3653 | uint64_t outerID = outer->WindowID(); |
| 3654 | |
| 3655 | // Notify the UI that this window no longer has gUM active |
| 3656 | char windowBuffer[32]; |
| 3657 | SprintfLiteral(windowBuffer, "%" PRIu64"l" "u", outerID); |
| 3658 | nsString data = NS_ConvertUTF8toUTF16(windowBuffer); |
| 3659 | |
| 3660 | nsCOMPtr<nsIObserverService> obs = services::GetObserverService(); |
| 3661 | obs->NotifyWhenScriptSafe(nullptr, "recording-window-ended", data.get()); |
| 3662 | LOG("Sent recording-window-ended for window %" PRIu64"l" "u" " (outer %" PRIu64"l" "u" ")", |
| 3663 | aWindowId, outerID); |
| 3664 | } |
| 3665 | |
| 3666 | bool MediaManager::IsWindowListenerStillActive( |
| 3667 | const RefPtr<GetUserMediaWindowListener>& aListener) { |
| 3668 | MOZ_DIAGNOSTIC_ASSERT(aListener)do { static_assert( mozilla::detail::AssertionConditionType< decltype(aListener)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(aListener))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("aListener", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3668); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "aListener" ")"); do { *((volatile int*)__null) = 3668; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3669 | return aListener && aListener == GetWindowListener(aListener->WindowID()); |
| 3670 | } |
| 3671 | |
| 3672 | void MediaManager::GetPref(nsIPrefBranch* aBranch, const char* aPref, |
| 3673 | const char* aData, int32_t* aVal) { |
| 3674 | int32_t temp; |
| 3675 | if (aData == nullptr || strcmp(aPref, aData) == 0) { |
| 3676 | if (NS_SUCCEEDED(aBranch->GetIntPref(aPref, &temp))((bool)(__builtin_expect(!!(!NS_FAILED_impl(aBranch->GetIntPref (aPref, &temp))), 1)))) { |
| 3677 | *aVal = temp; |
| 3678 | } |
| 3679 | } |
| 3680 | } |
| 3681 | |
| 3682 | void MediaManager::GetPrefBool(nsIPrefBranch* aBranch, const char* aPref, |
| 3683 | const char* aData, bool* aVal) { |
| 3684 | bool temp; |
| 3685 | if (aData == nullptr || strcmp(aPref, aData) == 0) { |
| 3686 | if (NS_SUCCEEDED(aBranch->GetBoolPref(aPref, &temp))((bool)(__builtin_expect(!!(!NS_FAILED_impl(aBranch->GetBoolPref (aPref, &temp))), 1)))) { |
| 3687 | *aVal = temp; |
| 3688 | } |
| 3689 | } |
| 3690 | } |
| 3691 | |
| 3692 | void MediaManager::GetPrefs(nsIPrefBranch* aBranch, const char* aData) { |
| 3693 | GetPref(aBranch, "media.navigator.video.default_width", aData, |
| 3694 | &mPrefs.mWidth); |
| 3695 | GetPref(aBranch, "media.navigator.video.default_height", aData, |
| 3696 | &mPrefs.mHeight); |
| 3697 | GetPref(aBranch, "media.navigator.video.default_fps", aData, &mPrefs.mFPS); |
| 3698 | GetPref(aBranch, "media.navigator.audio.fake_frequency", aData, |
| 3699 | &mPrefs.mFreq); |
| 3700 | #ifdef MOZ_WEBRTC1 |
| 3701 | GetPrefBool(aBranch, "media.getusermedia.audio.processing.platform.enabled", |
| 3702 | aData, &mPrefs.mUsePlatformProcessing); |
| 3703 | GetPrefBool(aBranch, "media.getusermedia.audio.processing.aec.enabled", aData, |
| 3704 | &mPrefs.mAecOn); |
| 3705 | GetPrefBool(aBranch, "media.getusermedia.audio.processing.agc.enabled", aData, |
| 3706 | &mPrefs.mAgcOn); |
| 3707 | GetPrefBool(aBranch, "media.getusermedia.audio.processing.hpf.enabled", aData, |
| 3708 | &mPrefs.mHPFOn); |
| 3709 | GetPrefBool(aBranch, "media.getusermedia.audio.processing.noise.enabled", |
| 3710 | aData, &mPrefs.mNoiseOn); |
| 3711 | GetPrefBool(aBranch, "media.getusermedia.audio.processing.transient.enabled", |
| 3712 | aData, &mPrefs.mTransientOn); |
| 3713 | GetPrefBool(aBranch, "media.getusermedia.audio.processing.agc2.forced", aData, |
| 3714 | &mPrefs.mAgc2Forced); |
| 3715 | // Use 0 or 1 to force to false or true |
| 3716 | // EchoCanceller3Config::echo_removal_control.has_clock_drift. |
| 3717 | // -1 is the default, which means automatically set has_clock_drift as |
| 3718 | // deemed appropriate. |
| 3719 | GetPref(aBranch, "media.getusermedia.audio.processing.aec.expect_drift", |
| 3720 | aData, &mPrefs.mExpectDrift); |
| 3721 | GetPref(aBranch, "media.getusermedia.audio.processing.agc", aData, |
| 3722 | &mPrefs.mAgc); |
| 3723 | GetPref(aBranch, "media.getusermedia.audio.processing.noise", aData, |
| 3724 | &mPrefs.mNoise); |
| 3725 | GetPref(aBranch, "media.getusermedia.audio.max_channels", aData, |
| 3726 | &mPrefs.mChannels); |
| 3727 | #endif |
| 3728 | LOG("%s: default prefs: %dx%d @%dfps, %dHz test tones, platform processing: " |
| 3729 | "%s, aec: %s, agc: %s, hpf: %s, noise: %s, drift: %s, agc level: %d, agc " |
| 3730 | "version: " |
| 3731 | "%s, noise level: %d, transient: %s, channels %d", |
| 3732 | __FUNCTION__, mPrefs.mWidth, mPrefs.mHeight, mPrefs.mFPS, mPrefs.mFreq, |
| 3733 | mPrefs.mUsePlatformProcessing ? "on" : "off", |
| 3734 | mPrefs.mAecOn ? "on" : "off", mPrefs.mAgcOn ? "on" : "off", |
| 3735 | mPrefs.mHPFOn ? "on" : "off", mPrefs.mNoiseOn ? "on" : "off", |
| 3736 | mPrefs.mExpectDrift < 0 ? "auto" |
| 3737 | : mPrefs.mExpectDrift ? "on" |
| 3738 | : "off", |
| 3739 | mPrefs.mAgc, mPrefs.mAgc2Forced ? "2" : "1", mPrefs.mNoise, |
| 3740 | mPrefs.mTransientOn ? "on" : "off", mPrefs.mChannels); |
| 3741 | } |
| 3742 | |
| 3743 | void MediaManager::Shutdown() { |
| 3744 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3744); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 3744; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3745 | if (sHasMainThreadShutdown) { |
| 3746 | return; |
| 3747 | } |
| 3748 | |
| 3749 | nsCOMPtr<nsIObserverService> obs = services::GetObserverService(); |
| 3750 | |
| 3751 | obs->RemoveObserver(this, "last-pb-context-exited"); |
| 3752 | obs->RemoveObserver(this, "getUserMedia:privileged:allow"); |
| 3753 | obs->RemoveObserver(this, "getUserMedia:response:allow"); |
| 3754 | obs->RemoveObserver(this, "getUserMedia:response:deny"); |
| 3755 | obs->RemoveObserver(this, "getUserMedia:response:noOSPermission"); |
| 3756 | obs->RemoveObserver(this, "getUserMedia:revoke"); |
| 3757 | obs->RemoveObserver(this, "getUserMedia:muteVideo"); |
| 3758 | obs->RemoveObserver(this, "getUserMedia:unmuteVideo"); |
| 3759 | obs->RemoveObserver(this, "getUserMedia:muteAudio"); |
| 3760 | obs->RemoveObserver(this, "getUserMedia:unmuteAudio"); |
| 3761 | obs->RemoveObserver(this, "application-background"); |
| 3762 | obs->RemoveObserver(this, "application-foreground"); |
| 3763 | |
| 3764 | nsCOMPtr<nsIPrefBranch> prefs = do_GetService(NS_PREFSERVICE_CONTRACTID"@mozilla.org/preferences-service;1"); |
| 3765 | if (prefs) { |
| 3766 | ForeachObservedPref([&](const nsLiteralCString& aPrefName) { |
| 3767 | prefs->RemoveObserver(aPrefName, this); |
| 3768 | }); |
| 3769 | } |
| 3770 | |
| 3771 | if (mDeviceChangeTimer) { |
| 3772 | mDeviceChangeTimer->Cancel(); |
| 3773 | // Drop ref to MediaTimer early to avoid blocking SharedThreadPool shutdown |
| 3774 | mDeviceChangeTimer = nullptr; |
| 3775 | } |
| 3776 | |
| 3777 | { |
| 3778 | // Close off any remaining active windows. |
| 3779 | |
| 3780 | // Live capture at this point is rare but can happen. Stopping it will make |
| 3781 | // the window listeners attempt to remove themselves from the active windows |
| 3782 | // table. We cannot touch the table at point so we grab a copy of the window |
| 3783 | // listeners first. |
| 3784 | const auto listeners = ToArray(GetActiveWindows()->Values()); |
| 3785 | for (const auto& listener : listeners) { |
| 3786 | listener->RemoveAll(); |
| 3787 | } |
| 3788 | } |
| 3789 | MOZ_ASSERT(GetActiveWindows()->Count() == 0)do { static_assert( mozilla::detail::AssertionConditionType< decltype(GetActiveWindows()->Count() == 0)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(GetActiveWindows()->Count () == 0))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("GetActiveWindows()->Count() == 0", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3789); AnnotateMozCrashReason("MOZ_ASSERT" "(" "GetActiveWindows()->Count() == 0" ")"); do { *((volatile int*)__null) = 3789; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3790 | |
| 3791 | GetActiveWindows()->Clear(); |
| 3792 | mActiveCallbacks.Clear(); |
| 3793 | mCallIds.Clear(); |
| 3794 | mPendingGUMRequest.Clear(); |
| 3795 | #ifdef MOZ_WEBRTC1 |
| 3796 | mLogHandle = nullptr; |
| 3797 | #endif |
| 3798 | |
| 3799 | // From main thread's point of view, shutdown is now done. |
| 3800 | // All that remains is shutting down the media thread. |
| 3801 | sHasMainThreadShutdown = true; |
| 3802 | |
| 3803 | // Release the backend (and call Shutdown()) from within mMediaThread. |
| 3804 | // Don't use MediaManager::Dispatch() because we're |
| 3805 | // sHasMainThreadShutdown == true here! |
| 3806 | MOZ_ALWAYS_SUCCEEDS(mMediaThread->Dispatch(do { if ((__builtin_expect(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl (mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [ self = RefPtr(this), this]() { LOG("MediaManager Thread Shutdown" ); do { static_assert( mozilla::detail::AssertionConditionType <decltype(IsInMediaThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("IsInMediaThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3809); AnnotateMozCrashReason("MOZ_ASSERT" "(" "IsInMediaThread()" ")"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); if (mBackend ) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists (); } mBackend = nullptr; })))), 1)))), 1))) { } else { do { static_assert ( mozilla::detail::AssertionConditionType<decltype(false)> ::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(false))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("false" " (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3818); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "false" ") (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")"); do { *((volatile int*)__null) = 3818; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 3807 | NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() {do { if ((__builtin_expect(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl (mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [ self = RefPtr(this), this]() { LOG("MediaManager Thread Shutdown" ); do { static_assert( mozilla::detail::AssertionConditionType <decltype(IsInMediaThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("IsInMediaThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3809); AnnotateMozCrashReason("MOZ_ASSERT" "(" "IsInMediaThread()" ")"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); if (mBackend ) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists (); } mBackend = nullptr; })))), 1)))), 1))) { } else { do { static_assert ( mozilla::detail::AssertionConditionType<decltype(false)> ::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(false))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("false" " (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3818); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "false" ") (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")"); do { *((volatile int*)__null) = 3818; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 3808 | LOG("MediaManager Thread Shutdown");do { if ((__builtin_expect(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl (mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [ self = RefPtr(this), this]() { LOG("MediaManager Thread Shutdown" ); do { static_assert( mozilla::detail::AssertionConditionType <decltype(IsInMediaThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("IsInMediaThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3809); AnnotateMozCrashReason("MOZ_ASSERT" "(" "IsInMediaThread()" ")"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); if (mBackend ) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists (); } mBackend = nullptr; })))), 1)))), 1))) { } else { do { static_assert ( mozilla::detail::AssertionConditionType<decltype(false)> ::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(false))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("false" " (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3818); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "false" ") (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")"); do { *((volatile int*)__null) = 3818; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 3809 | MOZ_ASSERT(IsInMediaThread());do { if ((__builtin_expect(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl (mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [ self = RefPtr(this), this]() { LOG("MediaManager Thread Shutdown" ); do { static_assert( mozilla::detail::AssertionConditionType <decltype(IsInMediaThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("IsInMediaThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3809); AnnotateMozCrashReason("MOZ_ASSERT" "(" "IsInMediaThread()" ")"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); if (mBackend ) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists (); } mBackend = nullptr; })))), 1)))), 1))) { } else { do { static_assert ( mozilla::detail::AssertionConditionType<decltype(false)> ::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(false))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("false" " (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3818); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "false" ") (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")"); do { *((volatile int*)__null) = 3818; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 3810 | // Must shutdown backend on MediaManager thread, since that'sdo { if ((__builtin_expect(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl (mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [ self = RefPtr(this), this]() { LOG("MediaManager Thread Shutdown" ); do { static_assert( mozilla::detail::AssertionConditionType <decltype(IsInMediaThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("IsInMediaThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3809); AnnotateMozCrashReason("MOZ_ASSERT" "(" "IsInMediaThread()" ")"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); if (mBackend ) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists (); } mBackend = nullptr; })))), 1)))), 1))) { } else { do { static_assert ( mozilla::detail::AssertionConditionType<decltype(false)> ::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(false))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("false" " (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3818); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "false" ") (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")"); do { *((volatile int*)__null) = 3818; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 3811 | // where we started it from!do { if ((__builtin_expect(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl (mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [ self = RefPtr(this), this]() { LOG("MediaManager Thread Shutdown" ); do { static_assert( mozilla::detail::AssertionConditionType <decltype(IsInMediaThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("IsInMediaThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3809); AnnotateMozCrashReason("MOZ_ASSERT" "(" "IsInMediaThread()" ")"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); if (mBackend ) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists (); } mBackend = nullptr; })))), 1)))), 1))) { } else { do { static_assert ( mozilla::detail::AssertionConditionType<decltype(false)> ::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(false))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("false" " (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3818); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "false" ") (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")"); do { *((volatile int*)__null) = 3818; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 3812 | if (mBackend) {do { if ((__builtin_expect(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl (mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [ self = RefPtr(this), this]() { LOG("MediaManager Thread Shutdown" ); do { static_assert( mozilla::detail::AssertionConditionType <decltype(IsInMediaThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("IsInMediaThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3809); AnnotateMozCrashReason("MOZ_ASSERT" "(" "IsInMediaThread()" ")"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); if (mBackend ) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists (); } mBackend = nullptr; })))), 1)))), 1))) { } else { do { static_assert ( mozilla::detail::AssertionConditionType<decltype(false)> ::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(false))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("false" " (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3818); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "false" ") (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")"); do { *((volatile int*)__null) = 3818; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 3813 | mBackend->Shutdown(); // idempotentdo { if ((__builtin_expect(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl (mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [ self = RefPtr(this), this]() { LOG("MediaManager Thread Shutdown" ); do { static_assert( mozilla::detail::AssertionConditionType <decltype(IsInMediaThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("IsInMediaThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3809); AnnotateMozCrashReason("MOZ_ASSERT" "(" "IsInMediaThread()" ")"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); if (mBackend ) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists (); } mBackend = nullptr; })))), 1)))), 1))) { } else { do { static_assert ( mozilla::detail::AssertionConditionType<decltype(false)> ::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(false))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("false" " (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3818); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "false" ") (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")"); do { *((volatile int*)__null) = 3818; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 3814 | mDeviceListChangeListener.DisconnectIfExists();do { if ((__builtin_expect(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl (mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [ self = RefPtr(this), this]() { LOG("MediaManager Thread Shutdown" ); do { static_assert( mozilla::detail::AssertionConditionType <decltype(IsInMediaThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("IsInMediaThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3809); AnnotateMozCrashReason("MOZ_ASSERT" "(" "IsInMediaThread()" ")"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); if (mBackend ) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists (); } mBackend = nullptr; })))), 1)))), 1))) { } else { do { static_assert ( mozilla::detail::AssertionConditionType<decltype(false)> ::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(false))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("false" " (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3818); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "false" ") (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")"); do { *((volatile int*)__null) = 3818; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 3815 | }do { if ((__builtin_expect(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl (mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [ self = RefPtr(this), this]() { LOG("MediaManager Thread Shutdown" ); do { static_assert( mozilla::detail::AssertionConditionType <decltype(IsInMediaThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("IsInMediaThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3809); AnnotateMozCrashReason("MOZ_ASSERT" "(" "IsInMediaThread()" ")"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); if (mBackend ) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists (); } mBackend = nullptr; })))), 1)))), 1))) { } else { do { static_assert ( mozilla::detail::AssertionConditionType<decltype(false)> ::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(false))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("false" " (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3818); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "false" ") (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")"); do { *((volatile int*)__null) = 3818; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 3816 | // last reference, will invoke Shutdown() againdo { if ((__builtin_expect(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl (mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [ self = RefPtr(this), this]() { LOG("MediaManager Thread Shutdown" ); do { static_assert( mozilla::detail::AssertionConditionType <decltype(IsInMediaThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("IsInMediaThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3809); AnnotateMozCrashReason("MOZ_ASSERT" "(" "IsInMediaThread()" ")"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); if (mBackend ) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists (); } mBackend = nullptr; })))), 1)))), 1))) { } else { do { static_assert ( mozilla::detail::AssertionConditionType<decltype(false)> ::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(false))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("false" " (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3818); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "false" ") (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")"); do { *((volatile int*)__null) = 3818; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 3817 | mBackend = nullptr;do { if ((__builtin_expect(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl (mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [ self = RefPtr(this), this]() { LOG("MediaManager Thread Shutdown" ); do { static_assert( mozilla::detail::AssertionConditionType <decltype(IsInMediaThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("IsInMediaThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3809); AnnotateMozCrashReason("MOZ_ASSERT" "(" "IsInMediaThread()" ")"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); if (mBackend ) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists (); } mBackend = nullptr; })))), 1)))), 1))) { } else { do { static_assert ( mozilla::detail::AssertionConditionType<decltype(false)> ::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(false))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("false" " (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3818); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "false" ") (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")"); do { *((volatile int*)__null) = 3818; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 3818 | })))do { if ((__builtin_expect(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl (mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [ self = RefPtr(this), this]() { LOG("MediaManager Thread Shutdown" ); do { static_assert( mozilla::detail::AssertionConditionType <decltype(IsInMediaThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("IsInMediaThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3809); AnnotateMozCrashReason("MOZ_ASSERT" "(" "IsInMediaThread()" ")"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); if (mBackend ) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists (); } mBackend = nullptr; })))), 1)))), 1))) { } else { do { static_assert ( mozilla::detail::AssertionConditionType<decltype(false)> ::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(false))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("false" " (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3818); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "false" ") (" "NS_SUCCEEDED(mMediaThread->Dispatch( NS_NewRunnableFunction(__func__, [self = RefPtr(this), this]() { LOG(\"MediaManager Thread Shutdown\"); do { static_assert( mozilla::detail::AssertionConditionType<decltype(IsInMediaThread())>::isValid, \"invalid assertion condition\"); if ((__builtin_expect(!!(!(!!(IsInMediaThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure(\"IsInMediaThread()\", \"/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp\", 3809); AnnotateMozCrashReason(\"MOZ_ASSERT\" \"(\" \"IsInMediaThread()\" \")\"); do { *((volatile int*)__null) = 3809; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); if (mBackend) { mBackend->Shutdown(); mDeviceListChangeListener.DisconnectIfExists(); } mBackend = nullptr; })))" ")"); do { *((volatile int*)__null) = 3818; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false); |
| 3819 | |
| 3820 | // note that this == sSingleton |
| 3821 | MOZ_ASSERT(this == sSingleton)do { static_assert( mozilla::detail::AssertionConditionType< decltype(this == sSingleton)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(this == sSingleton))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("this == sSingleton" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3821); AnnotateMozCrashReason("MOZ_ASSERT" "(" "this == sSingleton" ")"); do { *((volatile int*)__null) = 3821; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3822 | |
| 3823 | // Explicitly shut down the TaskQueue so that it releases its |
| 3824 | // SharedThreadPool when all tasks have completed. SharedThreadPool blocks |
| 3825 | // XPCOM shutdown from proceeding beyond "xpcom-shutdown-threads" until all |
| 3826 | // SharedThreadPools are released, but the nsComponentManager keeps a |
| 3827 | // reference to the MediaManager for the nsIMediaManagerService until much |
| 3828 | // later in shutdown. This also provides additional assurance that no |
| 3829 | // further tasks will be queued. |
| 3830 | mMediaThread->BeginShutdown()->Then( |
| 3831 | GetMainThreadSerialEventTarget(), __func__, [] { |
| 3832 | LOG("MediaManager shutdown lambda running, releasing MediaManager " |
| 3833 | "singleton"); |
| 3834 | // Remove async shutdown blocker |
| 3835 | media::MustGetShutdownBarrier()->RemoveBlocker( |
| 3836 | sSingleton->mShutdownBlocker); |
| 3837 | |
| 3838 | sSingleton = nullptr; |
| 3839 | }); |
| 3840 | } |
| 3841 | |
| 3842 | void MediaManager::SendPendingGUMRequest() { |
| 3843 | if (mPendingGUMRequest.Length() > 0) { |
| 3844 | nsCOMPtr<nsIObserverService> obs = services::GetObserverService(); |
| 3845 | obs->NotifyObservers(mPendingGUMRequest[0], "getUserMedia:request", |
| 3846 | nullptr); |
| 3847 | mPendingGUMRequest.RemoveElementAt(0); |
| 3848 | } |
| 3849 | } |
| 3850 | |
| 3851 | bool IsGUMResponseNoAccess(const char* aTopic, |
| 3852 | MediaMgrError::Name& aErrorName) { |
| 3853 | if (!strcmp(aTopic, "getUserMedia:response:deny")) { |
| 3854 | aErrorName = MediaMgrError::Name::NotAllowedError; |
| 3855 | return true; |
| 3856 | } |
| 3857 | |
| 3858 | if (!strcmp(aTopic, "getUserMedia:response:noOSPermission")) { |
| 3859 | aErrorName = MediaMgrError::Name::NotFoundError; |
| 3860 | return true; |
| 3861 | } |
| 3862 | |
| 3863 | return false; |
| 3864 | } |
| 3865 | |
| 3866 | static MediaSourceEnum ParseScreenColonWindowID(const char16_t* aData, |
| 3867 | uint64_t* aWindowIDOut) { |
| 3868 | MOZ_ASSERT(aWindowIDOut)do { static_assert( mozilla::detail::AssertionConditionType< decltype(aWindowIDOut)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(aWindowIDOut))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("aWindowIDOut", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3868); AnnotateMozCrashReason("MOZ_ASSERT" "(" "aWindowIDOut" ")"); do { *((volatile int*)__null) = 3868; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3869 | // may be windowid or screen:windowid |
| 3870 | const nsDependentString data(aData); |
| 3871 | if (Substring(data, 0, strlen("screen:")).EqualsLiteral("screen:")) { |
| 3872 | nsresult rv; |
| 3873 | *aWindowIDOut = Substring(data, strlen("screen:")).ToInteger64(&rv); |
| 3874 | MOZ_RELEASE_ASSERT(NS_SUCCEEDED(rv))do { static_assert( mozilla::detail::AssertionConditionType< decltype(((bool)(__builtin_expect(!!(!NS_FAILED_impl(rv)), 1) )))>::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl(rv)), 1) ))))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("((bool)(__builtin_expect(!!(!NS_FAILED_impl(rv)), 1)))", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3874); AnnotateMozCrashReason("MOZ_RELEASE_ASSERT" "(" "((bool)(__builtin_expect(!!(!NS_FAILED_impl(rv)), 1)))" ")"); do { *((volatile int*)__null) = 3874; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3875 | return MediaSourceEnum::Screen; |
| 3876 | } |
| 3877 | nsresult rv; |
| 3878 | *aWindowIDOut = data.ToInteger64(&rv); |
| 3879 | MOZ_RELEASE_ASSERT(NS_SUCCEEDED(rv))do { static_assert( mozilla::detail::AssertionConditionType< decltype(((bool)(__builtin_expect(!!(!NS_FAILED_impl(rv)), 1) )))>::isValid, "invalid assertion condition"); if ((__builtin_expect (!!(!(!!(((bool)(__builtin_expect(!!(!NS_FAILED_impl(rv)), 1) ))))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("((bool)(__builtin_expect(!!(!NS_FAILED_impl(rv)), 1)))", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3879); AnnotateMozCrashReason("MOZ_RELEASE_ASSERT" "(" "((bool)(__builtin_expect(!!(!NS_FAILED_impl(rv)), 1)))" ")"); do { *((volatile int*)__null) = 3879; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3880 | return MediaSourceEnum::Camera; |
| 3881 | } |
| 3882 | |
| 3883 | nsresult MediaManager::Observe(nsISupports* aSubject, const char* aTopic, |
| 3884 | const char16_t* aData) { |
| 3885 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3885); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 3885; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3886 | |
| 3887 | MediaMgrError::Name gumNoAccessError = MediaMgrError::Name::NotAllowedError; |
| 3888 | |
| 3889 | if (!strcmp(aTopic, NS_PREFBRANCH_PREFCHANGE_TOPIC_ID"nsPref:changed")) { |
| 3890 | nsCOMPtr<nsIPrefBranch> branch(do_QueryInterface(aSubject)); |
| 3891 | if (branch) { |
| 3892 | GetPrefs(branch, NS_ConvertUTF16toUTF8(aData).get()); |
| 3893 | DeviceListChanged(); |
| 3894 | } |
| 3895 | } else if (!strcmp(aTopic, "last-pb-context-exited")) { |
| 3896 | // Clear memory of private-browsing-specific deviceIds. Fire and forget. |
| 3897 | media::SanitizeOriginKeys(0, true); |
| 3898 | return NS_OK; |
| 3899 | } else if (!strcmp(aTopic, "getUserMedia:got-device-permission")) { |
| 3900 | MOZ_ASSERT(aSubject)do { static_assert( mozilla::detail::AssertionConditionType< decltype(aSubject)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(aSubject))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("aSubject", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3900); AnnotateMozCrashReason("MOZ_ASSERT" "(" "aSubject" ")" ); do { *((volatile int*)__null) = 3900; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3901 | nsCOMPtr<nsIRunnable> task = do_QueryInterface(aSubject); |
| 3902 | MediaManager::Dispatch(NewTaskFrom([task] { task->Run(); })); |
| 3903 | return NS_OK; |
| 3904 | } else if (!strcmp(aTopic, "getUserMedia:privileged:allow") || |
| 3905 | !strcmp(aTopic, "getUserMedia:response:allow")) { |
| 3906 | nsString key(aData); |
| 3907 | RefPtr<GetUserMediaTask> task = TakeGetUserMediaTask(key); |
| 3908 | if (!task) { |
| 3909 | return NS_OK; |
| 3910 | } |
| 3911 | |
| 3912 | if (sHasMainThreadShutdown) { |
| 3913 | task->Denied(MediaMgrError::Name::AbortError, "In shutdown"_ns); |
| 3914 | return NS_OK; |
| 3915 | } |
| 3916 | if (NS_WARN_IF(!aSubject)NS_warn_if_impl(!aSubject, "!aSubject", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3916)) { |
| 3917 | return NS_ERROR_FAILURE; // ignored |
| 3918 | } |
| 3919 | // Permission has been granted. aSubject contains the particular device |
| 3920 | // or devices selected and approved by the user, if any. |
| 3921 | nsCOMPtr<nsIArray> array(do_QueryInterface(aSubject)); |
| 3922 | MOZ_ASSERT(array)do { static_assert( mozilla::detail::AssertionConditionType< decltype(array)>::isValid, "invalid assertion condition"); if ((__builtin_expect(!!(!(!!(array))), 0))) { do { } while ( false); MOZ_ReportAssertionFailure("array", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3922); AnnotateMozCrashReason("MOZ_ASSERT" "(" "array" ")") ; do { *((volatile int*)__null) = 3922; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3923 | uint32_t len = 0; |
| 3924 | array->GetLength(&len); |
| 3925 | RefPtr<LocalMediaDevice> audioInput; |
| 3926 | RefPtr<LocalMediaDevice> videoInput; |
| 3927 | RefPtr<LocalMediaDevice> audioOutput; |
| 3928 | for (uint32_t i = 0; i < len; i++) { |
| 3929 | nsCOMPtr<nsIMediaDevice> device; |
| 3930 | array->QueryElementAt(i, NS_GET_IID(nsIMediaDevice)(nsIMediaDevice::COMTypeInfo<nsIMediaDevice, void>::kIID ), |
| 3931 | getter_AddRefs(device)); |
| 3932 | MOZ_ASSERT(device)do { static_assert( mozilla::detail::AssertionConditionType< decltype(device)>::isValid, "invalid assertion condition") ; if ((__builtin_expect(!!(!(!!(device))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("device", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3932); AnnotateMozCrashReason("MOZ_ASSERT" "(" "device" ")" ); do { *((volatile int*)__null) = 3932; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); // shouldn't be returning anything else... |
| 3933 | if (!device) { |
| 3934 | continue; |
| 3935 | } |
| 3936 | |
| 3937 | // Casting here is safe because a LocalMediaDevice is created |
| 3938 | // only in Gecko side, JS can only query for an instance. |
| 3939 | auto* dev = static_cast<LocalMediaDevice*>(device.get()); |
| 3940 | switch (dev->Kind()) { |
| 3941 | case MediaDeviceKind::Videoinput: |
| 3942 | if (!videoInput) { |
| 3943 | videoInput = dev; |
| 3944 | } |
| 3945 | break; |
| 3946 | case MediaDeviceKind::Audioinput: |
| 3947 | if (!audioInput) { |
| 3948 | audioInput = dev; |
| 3949 | } |
| 3950 | break; |
| 3951 | case MediaDeviceKind::Audiooutput: |
| 3952 | if (!audioOutput) { |
| 3953 | audioOutput = dev; |
| 3954 | } |
| 3955 | break; |
| 3956 | default: |
| 3957 | MOZ_CRASH("Unexpected device kind")do { do { } while (false); MOZ_ReportCrash("" "Unexpected device kind" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3957); AnnotateMozCrashReason("MOZ_CRASH(" "Unexpected device kind" ")"); do { *((volatile int*)__null) = 3957; __attribute__((nomerge )) ::abort(); } while (false); } while (false); |
| 3958 | } |
| 3959 | } |
| 3960 | |
| 3961 | if (GetUserMediaStreamTask* streamTask = task->AsGetUserMediaStreamTask()) { |
| 3962 | bool needVideo = IsOn(streamTask->GetConstraints().mVideo); |
| 3963 | bool needAudio = IsOn(streamTask->GetConstraints().mAudio); |
| 3964 | MOZ_ASSERT(needVideo || needAudio)do { static_assert( mozilla::detail::AssertionConditionType< decltype(needVideo || needAudio)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(needVideo || needAudio))), 0 ))) { do { } while (false); MOZ_ReportAssertionFailure("needVideo || needAudio" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3964); AnnotateMozCrashReason("MOZ_ASSERT" "(" "needVideo || needAudio" ")"); do { *((volatile int*)__null) = 3964; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 3965 | |
| 3966 | if ((needVideo && !videoInput) || (needAudio && !audioInput)) { |
| 3967 | task->Denied(MediaMgrError::Name::NotAllowedError); |
| 3968 | return NS_OK; |
| 3969 | } |
| 3970 | streamTask->Allowed(std::move(audioInput), std::move(videoInput)); |
| 3971 | return NS_OK; |
| 3972 | } |
| 3973 | if (SelectAudioOutputTask* outputTask = task->AsSelectAudioOutputTask()) { |
| 3974 | if (!audioOutput) { |
| 3975 | task->Denied(MediaMgrError::Name::NotAllowedError); |
| 3976 | return NS_OK; |
| 3977 | } |
| 3978 | outputTask->Allowed(std::move(audioOutput)); |
| 3979 | return NS_OK; |
| 3980 | } |
| 3981 | |
| 3982 | NS_WARNING("Unknown task type in getUserMedia")NS_DebugBreak(NS_DEBUG_WARNING, "Unknown task type in getUserMedia" , nullptr, "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 3982); |
| 3983 | return NS_ERROR_FAILURE; |
| 3984 | |
| 3985 | } else if (IsGUMResponseNoAccess(aTopic, gumNoAccessError)) { |
| 3986 | nsString key(aData); |
| 3987 | RefPtr<GetUserMediaTask> task = TakeGetUserMediaTask(key); |
| 3988 | if (task) { |
| 3989 | task->Denied(gumNoAccessError); |
| 3990 | SendPendingGUMRequest(); |
| 3991 | } |
| 3992 | return NS_OK; |
| 3993 | |
| 3994 | } else if (!strcmp(aTopic, "getUserMedia:revoke")) { |
| 3995 | uint64_t windowID; |
| 3996 | if (ParseScreenColonWindowID(aData, &windowID) == MediaSourceEnum::Screen) { |
| 3997 | LOG("Revoking ScreenCapture access for window %" PRIu64"l" "u", windowID); |
| 3998 | StopScreensharing(windowID); |
| 3999 | } else { |
| 4000 | LOG("Revoking MediaCapture access for window %" PRIu64"l" "u", windowID); |
| 4001 | OnNavigation(windowID); |
| 4002 | } |
| 4003 | return NS_OK; |
| 4004 | } else if (!strcmp(aTopic, "getUserMedia:muteVideo") || |
| 4005 | !strcmp(aTopic, "getUserMedia:unmuteVideo")) { |
| 4006 | OnCameraMute(!strcmp(aTopic, "getUserMedia:muteVideo")); |
| 4007 | return NS_OK; |
| 4008 | } else if (!strcmp(aTopic, "getUserMedia:muteAudio") || |
| 4009 | !strcmp(aTopic, "getUserMedia:unmuteAudio")) { |
| 4010 | OnMicrophoneMute(!strcmp(aTopic, "getUserMedia:muteAudio")); |
| 4011 | return NS_OK; |
| 4012 | } else if ((!strcmp(aTopic, "application-background") || |
| 4013 | !strcmp(aTopic, "application-foreground")) && |
| 4014 | StaticPrefs::media_getusermedia_camera_background_mute_enabled()) { |
| 4015 | // On mobile we turn off any cameras (but not mics) while in the background. |
| 4016 | // Keeping things simple for now by duplicating test-covered code above. |
| 4017 | // |
| 4018 | // NOTE: If a mobile device ever wants to implement "getUserMedia:muteVideo" |
| 4019 | // as well, it'd need to update this code to handle & test the combinations. |
| 4020 | OnCameraMute(!strcmp(aTopic, "application-background")); |
| 4021 | } |
| 4022 | |
| 4023 | return NS_OK; |
| 4024 | } |
| 4025 | |
| 4026 | NS_IMETHODIMPnsresult |
| 4027 | MediaManager::CollectReports(nsIHandleReportCallback* aHandleReport, |
| 4028 | nsISupports* aData, bool aAnonymize) { |
| 4029 | size_t amount = 0; |
| 4030 | amount += mActiveWindows.ShallowSizeOfExcludingThis(MallocSizeOf); |
| 4031 | for (const GetUserMediaWindowListener* listener : mActiveWindows.Values()) { |
| 4032 | amount += listener->SizeOfIncludingThis(MallocSizeOf); |
| 4033 | } |
| 4034 | amount += mActiveCallbacks.ShallowSizeOfExcludingThis(MallocSizeOf); |
| 4035 | for (const GetUserMediaTask* task : mActiveCallbacks.Values()) { |
| 4036 | // Assume nsString buffers for keys are accounted in mCallIds. |
| 4037 | amount += task->SizeOfIncludingThis(MallocSizeOf); |
| 4038 | } |
| 4039 | amount += mCallIds.ShallowSizeOfExcludingThis(MallocSizeOf); |
| 4040 | for (const auto& array : mCallIds.Values()) { |
| 4041 | amount += array->ShallowSizeOfExcludingThis(MallocSizeOf); |
| 4042 | for (const nsString& callID : *array) { |
| 4043 | amount += callID.SizeOfExcludingThisEvenIfShared(MallocSizeOf); |
| 4044 | } |
| 4045 | } |
| 4046 | amount += mPendingGUMRequest.ShallowSizeOfExcludingThis(MallocSizeOf); |
| 4047 | // GetUserMediaRequest pointees of mPendingGUMRequest do not have support |
| 4048 | // for memory accounting. mPendingGUMRequest logic should probably be moved |
| 4049 | // to the front end (bug 1691625). |
| 4050 | MOZ_COLLECT_REPORT("explicit/media/media-manager-aggregates", KIND_HEAP,(void)aHandleReport->Callback(""_ns, nsLiteralCString("explicit/media/media-manager-aggregates" ), KIND_HEAP, UNITS_BYTES, amount, nsLiteralCString("Memory used by MediaManager variable length members." ), aData) |
| 4051 | UNITS_BYTES, amount,(void)aHandleReport->Callback(""_ns, nsLiteralCString("explicit/media/media-manager-aggregates" ), KIND_HEAP, UNITS_BYTES, amount, nsLiteralCString("Memory used by MediaManager variable length members." ), aData) |
| 4052 | "Memory used by MediaManager variable length members.")(void)aHandleReport->Callback(""_ns, nsLiteralCString("explicit/media/media-manager-aggregates" ), KIND_HEAP, UNITS_BYTES, amount, nsLiteralCString("Memory used by MediaManager variable length members." ), aData); |
| 4053 | return NS_OK; |
| 4054 | } |
| 4055 | |
| 4056 | nsresult MediaManager::GetActiveMediaCaptureWindows(nsIArray** aArray) { |
| 4057 | MOZ_ASSERT(aArray)do { static_assert( mozilla::detail::AssertionConditionType< decltype(aArray)>::isValid, "invalid assertion condition") ; if ((__builtin_expect(!!(!(!!(aArray))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("aArray", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4057); AnnotateMozCrashReason("MOZ_ASSERT" "(" "aArray" ")" ); do { *((volatile int*)__null) = 4057; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4058 | |
| 4059 | nsCOMPtr<nsIMutableArray> array = nsArray::Create(); |
| 4060 | |
| 4061 | for (const auto& entry : mActiveWindows) { |
| 4062 | const uint64_t& id = entry.GetKey(); |
| 4063 | RefPtr<GetUserMediaWindowListener> winListener = entry.GetData(); |
| 4064 | if (!winListener) { |
| 4065 | continue; |
| 4066 | } |
| 4067 | |
| 4068 | auto* window = nsGlobalWindowInner::GetInnerWindowWithId(id); |
| 4069 | MOZ_ASSERT(window)do { static_assert( mozilla::detail::AssertionConditionType< decltype(window)>::isValid, "invalid assertion condition") ; if ((__builtin_expect(!!(!(!!(window))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("window", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4069); AnnotateMozCrashReason("MOZ_ASSERT" "(" "window" ")" ); do { *((volatile int*)__null) = 4069; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4070 | // XXXkhuey ... |
| 4071 | if (!window) { |
| 4072 | continue; |
| 4073 | } |
| 4074 | |
| 4075 | if (winListener->CapturingVideo() || winListener->CapturingAudio()) { |
| 4076 | array->AppendElement(ToSupports(window)); |
| 4077 | } |
| 4078 | } |
| 4079 | |
| 4080 | array.forget(aArray); |
| 4081 | return NS_OK; |
| 4082 | } |
| 4083 | |
| 4084 | struct CaptureWindowStateData { |
| 4085 | uint16_t* mCamera; |
| 4086 | uint16_t* mMicrophone; |
| 4087 | uint16_t* mScreenShare; |
| 4088 | uint16_t* mWindowShare; |
| 4089 | uint16_t* mAppShare; |
| 4090 | uint16_t* mBrowserShare; |
| 4091 | }; |
| 4092 | |
| 4093 | NS_IMETHODIMPnsresult |
| 4094 | MediaManager::MediaCaptureWindowState( |
| 4095 | nsIDOMWindow* aCapturedWindow, uint16_t* aCamera, uint16_t* aMicrophone, |
| 4096 | uint16_t* aScreen, uint16_t* aWindow, uint16_t* aBrowser, |
| 4097 | nsTArray<RefPtr<nsIMediaDevice>>& aDevices) { |
| 4098 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4098); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 4098; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4099 | |
| 4100 | CaptureState camera = CaptureState::Off; |
| 4101 | CaptureState microphone = CaptureState::Off; |
| 4102 | CaptureState screen = CaptureState::Off; |
| 4103 | CaptureState window = CaptureState::Off; |
| 4104 | CaptureState browser = CaptureState::Off; |
| 4105 | RefPtr<LocalMediaDeviceSetRefCnt> devices; |
| 4106 | |
| 4107 | nsCOMPtr<nsPIDOMWindowInner> piWin = do_QueryInterface(aCapturedWindow); |
| 4108 | if (piWin) { |
| 4109 | if (RefPtr<GetUserMediaWindowListener> listener = |
| 4110 | GetWindowListener(piWin->WindowID())) { |
| 4111 | camera = listener->CapturingSource(MediaSourceEnum::Camera); |
| 4112 | microphone = listener->CapturingSource(MediaSourceEnum::Microphone); |
| 4113 | screen = listener->CapturingSource(MediaSourceEnum::Screen); |
| 4114 | window = listener->CapturingSource(MediaSourceEnum::Window); |
| 4115 | browser = listener->CapturingSource(MediaSourceEnum::Browser); |
| 4116 | devices = listener->GetDevices(); |
| 4117 | } |
| 4118 | } |
| 4119 | |
| 4120 | *aCamera = FromCaptureState(camera); |
| 4121 | *aMicrophone = FromCaptureState(microphone); |
| 4122 | *aScreen = FromCaptureState(screen); |
| 4123 | *aWindow = FromCaptureState(window); |
| 4124 | *aBrowser = FromCaptureState(browser); |
| 4125 | if (devices) { |
| 4126 | for (auto& device : *devices) { |
| 4127 | aDevices.AppendElement(device); |
| 4128 | } |
| 4129 | } |
| 4130 | |
| 4131 | LOG("%s: window %" PRIu64"l" "u" " capturing %s %s %s %s %s", __FUNCTION__, |
| 4132 | piWin ? piWin->WindowID() : -1, |
| 4133 | *aCamera == nsIMediaManagerService::STATE_CAPTURE_ENABLED |
| 4134 | ? "camera (enabled)" |
| 4135 | : (*aCamera == nsIMediaManagerService::STATE_CAPTURE_DISABLED |
| 4136 | ? "camera (disabled)" |
| 4137 | : ""), |
| 4138 | *aMicrophone == nsIMediaManagerService::STATE_CAPTURE_ENABLED |
| 4139 | ? "microphone (enabled)" |
| 4140 | : (*aMicrophone == nsIMediaManagerService::STATE_CAPTURE_DISABLED |
| 4141 | ? "microphone (disabled)" |
| 4142 | : ""), |
| 4143 | *aScreen ? "screenshare" : "", *aWindow ? "windowshare" : "", |
| 4144 | *aBrowser ? "browsershare" : ""); |
| 4145 | |
| 4146 | return NS_OK; |
| 4147 | } |
| 4148 | |
| 4149 | NS_IMETHODIMPnsresult |
| 4150 | MediaManager::SanitizeDeviceIds(int64_t aSinceWhen) { |
| 4151 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4151); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 4151; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4152 | LOG("%s: sinceWhen = %" PRId64"l" "d", __FUNCTION__, aSinceWhen); |
| 4153 | |
| 4154 | media::SanitizeOriginKeys(aSinceWhen, false); // we fire and forget |
| 4155 | return NS_OK; |
| 4156 | } |
| 4157 | |
| 4158 | void MediaManager::StopScreensharing(uint64_t aWindowID) { |
| 4159 | // We need to stop window/screensharing for all streams in this innerwindow. |
| 4160 | |
| 4161 | if (RefPtr<GetUserMediaWindowListener> listener = |
| 4162 | GetWindowListener(aWindowID)) { |
| 4163 | listener->StopSharing(); |
| 4164 | } |
| 4165 | } |
| 4166 | |
| 4167 | bool MediaManager::IsActivelyCapturingOrHasAPermission(uint64_t aWindowId) { |
| 4168 | // Does page currently have a gUM stream active? |
| 4169 | |
| 4170 | nsCOMPtr<nsIArray> array; |
| 4171 | GetActiveMediaCaptureWindows(getter_AddRefs(array)); |
| 4172 | uint32_t len; |
| 4173 | array->GetLength(&len); |
| 4174 | for (uint32_t i = 0; i < len; i++) { |
| 4175 | nsCOMPtr<nsPIDOMWindowInner> win; |
| 4176 | array->QueryElementAt(i, NS_GET_IID(nsPIDOMWindowInner)(nsPIDOMWindowInner::COMTypeInfo<nsPIDOMWindowInner, void> ::kIID), |
| 4177 | getter_AddRefs(win)); |
| 4178 | if (win && win->WindowID() == aWindowId) { |
| 4179 | return true; |
| 4180 | } |
| 4181 | } |
| 4182 | |
| 4183 | // Or are persistent permissions (audio or video) granted? |
| 4184 | |
| 4185 | return GetPersistentPermissions(aWindowId) |
| 4186 | .map([](auto&& aState) { |
| 4187 | return aState.mMicrophonePermission == |
| 4188 | PersistentPermissionState::Allow || |
| 4189 | aState.mCameraPermission == PersistentPermissionState::Allow; |
| 4190 | }) |
| 4191 | .unwrapOr(false); |
| 4192 | } |
| 4193 | |
| 4194 | DeviceListener::DeviceListener() |
| 4195 | : mStopped(false), |
| 4196 | mMainThreadCheck(nullptr), |
| 4197 | mPrincipalHandle(PRINCIPAL_HANDLE_NONEnullptr), |
| 4198 | mWindowListener(nullptr) {} |
| 4199 | |
| 4200 | void DeviceListener::Register(GetUserMediaWindowListener* aListener) { |
| 4201 | LOG("DeviceListener %p registering with window listener %p", this, aListener); |
| 4202 | |
| 4203 | MOZ_ASSERT(aListener, "No listener")do { static_assert( mozilla::detail::AssertionConditionType< decltype(aListener)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(aListener))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("aListener" " (" "No listener" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4203); AnnotateMozCrashReason("MOZ_ASSERT" "(" "aListener" ") (" "No listener" ")"); do { *((volatile int*)__null) = 4203; __attribute__ ((nomerge)) ::abort(); } while (false); } } while (false); |
| 4204 | MOZ_ASSERT(!mWindowListener, "Already registered")do { static_assert( mozilla::detail::AssertionConditionType< decltype(!mWindowListener)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(!mWindowListener))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("!mWindowListener" " (" "Already registered" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4204); AnnotateMozCrashReason("MOZ_ASSERT" "(" "!mWindowListener" ") (" "Already registered" ")"); do { *((volatile int*)__null ) = 4204; __attribute__((nomerge)) ::abort(); } while (false) ; } } while (false); |
| 4205 | MOZ_ASSERT(!Activated(), "Already activated")do { static_assert( mozilla::detail::AssertionConditionType< decltype(!Activated())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(!Activated()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("!Activated()" " (" "Already activated" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4205); AnnotateMozCrashReason("MOZ_ASSERT" "(" "!Activated()" ") (" "Already activated" ")"); do { *((volatile int*)__null ) = 4205; __attribute__((nomerge)) ::abort(); } while (false) ; } } while (false); |
| 4206 | |
| 4207 | mPrincipalHandle = aListener->GetPrincipalHandle(); |
| 4208 | mWindowListener = aListener; |
| 4209 | } |
| 4210 | |
| 4211 | void DeviceListener::Activate(RefPtr<LocalMediaDevice> aDevice, |
| 4212 | RefPtr<LocalTrackSource> aTrackSource, |
| 4213 | bool aStartMuted) { |
| 4214 | MOZ_ASSERT(NS_IsMainThread(), "Only call on main thread")do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" " (" "Only call on main thread" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4214); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ") (" "Only call on main thread" ")"); do { *((volatile int* )__null) = 4214; __attribute__((nomerge)) ::abort(); } while ( false); } } while (false); |
| 4215 | |
| 4216 | LOG("DeviceListener %p activating %s device %p", this, |
| 4217 | dom::GetEnumString(aDevice->Kind()).get(), aDevice.get()); |
| 4218 | |
| 4219 | MOZ_ASSERT(!mStopped, "Cannot activate stopped device listener")do { static_assert( mozilla::detail::AssertionConditionType< decltype(!mStopped)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(!mStopped))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("!mStopped" " (" "Cannot activate stopped device listener" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4219); AnnotateMozCrashReason("MOZ_ASSERT" "(" "!mStopped" ") (" "Cannot activate stopped device listener" ")"); do { *((volatile int*)__null) = 4219; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); |
| 4220 | MOZ_ASSERT(!Activated(), "Already activated")do { static_assert( mozilla::detail::AssertionConditionType< decltype(!Activated())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(!Activated()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("!Activated()" " (" "Already activated" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4220); AnnotateMozCrashReason("MOZ_ASSERT" "(" "!Activated()" ") (" "Already activated" ")"); do { *((volatile int*)__null ) = 4220; __attribute__((nomerge)) ::abort(); } while (false) ; } } while (false); |
| 4221 | |
| 4222 | mMainThreadCheck = PR_GetCurrentThread(); |
| 4223 | bool offWhileDisabled = |
| 4224 | (aDevice->GetMediaSource() == MediaSourceEnum::Microphone && |
| 4225 | Preferences::GetBool( |
| 4226 | "media.getusermedia.microphone.off_while_disabled.enabled", true)) || |
| 4227 | (aDevice->GetMediaSource() == MediaSourceEnum::Camera && |
| 4228 | Preferences::GetBool( |
| 4229 | "media.getusermedia.camera.off_while_disabled.enabled", true)); |
| 4230 | |
| 4231 | if (MediaEventSource<void>* event = aDevice->Source()->CaptureEndedEvent()) { |
| 4232 | mCaptureEndedListener = event->Connect(AbstractThread::MainThread(), this, |
| 4233 | &DeviceListener::Stop); |
| 4234 | } |
| 4235 | |
| 4236 | mDeviceState = MakeUnique<DeviceState>( |
| 4237 | std::move(aDevice), std::move(aTrackSource), offWhileDisabled); |
| 4238 | mDeviceState->mDeviceMuted = aStartMuted; |
| 4239 | if (aStartMuted) { |
| 4240 | mDeviceState->mTrackSource->Mute(); |
| 4241 | } |
| 4242 | } |
| 4243 | |
| 4244 | RefPtr<DeviceListener::DeviceListenerPromise> |
| 4245 | DeviceListener::InitializeAsync() { |
| 4246 | MOZ_ASSERT(NS_IsMainThread(), "Only call on main thread")do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" " (" "Only call on main thread" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4246); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ") (" "Only call on main thread" ")"); do { *((volatile int* )__null) = 4246; __attribute__((nomerge)) ::abort(); } while ( false); } } while (false); |
| 4247 | MOZ_DIAGNOSTIC_ASSERT(!mStopped)do { static_assert( mozilla::detail::AssertionConditionType< decltype(!mStopped)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(!mStopped))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("!mStopped", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4247); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "!mStopped" ")"); do { *((volatile int*)__null) = 4247; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4248 | |
| 4249 | return MediaManager::Dispatch<DeviceListenerPromise>( |
| 4250 | __func__, |
| 4251 | [principal = GetPrincipalHandle(), device = mDeviceState->mDevice, |
| 4252 | track = mDeviceState->mTrackSource->mTrack, |
| 4253 | deviceMuted = mDeviceState->mDeviceMuted]( |
| 4254 | MozPromiseHolder<DeviceListenerPromise>& aHolder) { |
| 4255 | auto kind = device->Kind(); |
| 4256 | device->SetTrack(track, principal); |
| 4257 | nsresult rv = deviceMuted ? NS_OK : device->Start(); |
| 4258 | if (kind == MediaDeviceKind::Audioinput || |
| 4259 | kind == MediaDeviceKind::Videoinput) { |
| 4260 | if ((rv == NS_ERROR_NOT_AVAILABLE && |
| 4261 | kind == MediaDeviceKind::Audioinput) || |
| 4262 | (NS_FAILED(rv)((bool)(__builtin_expect(!!(NS_FAILED_impl(rv)), 0))) && kind == MediaDeviceKind::Videoinput)) { |
| 4263 | PR_Sleep(200); |
| 4264 | rv = device->Start(); |
| 4265 | } |
| 4266 | if (rv == NS_ERROR_NOT_AVAILABLE && |
| 4267 | kind == MediaDeviceKind::Audioinput) { |
| 4268 | nsCString log; |
| 4269 | log.AssignLiteral("Concurrent mic process limit."); |
| 4270 | aHolder.Reject(MakeRefPtr<MediaMgrError>( |
| 4271 | MediaMgrError::Name::NotReadableError, |
| 4272 | std::move(log)), |
| 4273 | __func__); |
| 4274 | return; |
| 4275 | } |
| 4276 | } |
| 4277 | if (NS_FAILED(rv)((bool)(__builtin_expect(!!(NS_FAILED_impl(rv)), 0)))) { |
| 4278 | nsCString log; |
| 4279 | log.AppendPrintf("Starting %s failed", |
| 4280 | dom::GetEnumString(kind).get()); |
| 4281 | aHolder.Reject( |
| 4282 | MakeRefPtr<MediaMgrError>(MediaMgrError::Name::AbortError, |
| 4283 | std::move(log)), |
| 4284 | __func__); |
| 4285 | return; |
| 4286 | } |
| 4287 | LOG("started %s device %p", dom::GetEnumString(kind).get(), |
| 4288 | device.get()); |
| 4289 | aHolder.Resolve(true, __func__); |
| 4290 | }) |
| 4291 | ->Then( |
| 4292 | GetMainThreadSerialEventTarget(), __func__, |
| 4293 | [self = RefPtr<DeviceListener>(this), this]() { |
| 4294 | if (mStopped) { |
| 4295 | // We were shut down during the async init |
| 4296 | return DeviceListenerPromise::CreateAndResolve(true, __func__); |
| 4297 | } |
| 4298 | |
| 4299 | MOZ_DIAGNOSTIC_ASSERT(!mDeviceState->mTrackEnabled)do { static_assert( mozilla::detail::AssertionConditionType< decltype(!mDeviceState->mTrackEnabled)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(!mDeviceState->mTrackEnabled ))), 0))) { do { } while (false); MOZ_ReportAssertionFailure( "!mDeviceState->mTrackEnabled", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4299); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "!mDeviceState->mTrackEnabled" ")"); do { *((volatile int*)__null) = 4299; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4300 | MOZ_DIAGNOSTIC_ASSERT(!mDeviceState->mDeviceEnabled)do { static_assert( mozilla::detail::AssertionConditionType< decltype(!mDeviceState->mDeviceEnabled)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(!mDeviceState->mDeviceEnabled ))), 0))) { do { } while (false); MOZ_ReportAssertionFailure( "!mDeviceState->mDeviceEnabled", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4300); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "!mDeviceState->mDeviceEnabled" ")"); do { *((volatile int*)__null) = 4300; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4301 | MOZ_DIAGNOSTIC_ASSERT(!mDeviceState->mStopped)do { static_assert( mozilla::detail::AssertionConditionType< decltype(!mDeviceState->mStopped)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(!mDeviceState->mStopped)) ), 0))) { do { } while (false); MOZ_ReportAssertionFailure("!mDeviceState->mStopped" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4301); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "!mDeviceState->mStopped" ")"); do { *((volatile int*)__null) = 4301; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4302 | |
| 4303 | mDeviceState->mDeviceEnabled = true; |
| 4304 | mDeviceState->mTrackEnabled = true; |
| 4305 | mDeviceState->mTrackEnabledTime = TimeStamp::Now(); |
| 4306 | return DeviceListenerPromise::CreateAndResolve(true, __func__); |
| 4307 | }, |
| 4308 | [self = RefPtr<DeviceListener>(this), |
| 4309 | this](RefPtr<MediaMgrError>&& aResult) { |
| 4310 | if (mStopped) { |
| 4311 | return DeviceListenerPromise::CreateAndReject(std::move(aResult), |
| 4312 | __func__); |
| 4313 | } |
| 4314 | |
| 4315 | MOZ_DIAGNOSTIC_ASSERT(!mDeviceState->mTrackEnabled)do { static_assert( mozilla::detail::AssertionConditionType< decltype(!mDeviceState->mTrackEnabled)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(!mDeviceState->mTrackEnabled ))), 0))) { do { } while (false); MOZ_ReportAssertionFailure( "!mDeviceState->mTrackEnabled", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4315); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "!mDeviceState->mTrackEnabled" ")"); do { *((volatile int*)__null) = 4315; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4316 | MOZ_DIAGNOSTIC_ASSERT(!mDeviceState->mDeviceEnabled)do { static_assert( mozilla::detail::AssertionConditionType< decltype(!mDeviceState->mDeviceEnabled)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(!mDeviceState->mDeviceEnabled ))), 0))) { do { } while (false); MOZ_ReportAssertionFailure( "!mDeviceState->mDeviceEnabled", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4316); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "!mDeviceState->mDeviceEnabled" ")"); do { *((volatile int*)__null) = 4316; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4317 | MOZ_DIAGNOSTIC_ASSERT(!mDeviceState->mStopped)do { static_assert( mozilla::detail::AssertionConditionType< decltype(!mDeviceState->mStopped)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(!mDeviceState->mStopped)) ), 0))) { do { } while (false); MOZ_ReportAssertionFailure("!mDeviceState->mStopped" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4317); AnnotateMozCrashReason("MOZ_DIAGNOSTIC_ASSERT" "(" "!mDeviceState->mStopped" ")"); do { *((volatile int*)__null) = 4317; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4318 | |
| 4319 | Stop(); |
| 4320 | return DeviceListenerPromise::CreateAndReject(std::move(aResult), |
| 4321 | __func__); |
| 4322 | }); |
| 4323 | } |
| 4324 | |
| 4325 | void DeviceListener::Stop() { |
| 4326 | MOZ_ASSERT(NS_IsMainThread(), "Only call on main thread")do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" " (" "Only call on main thread" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4326); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ") (" "Only call on main thread" ")"); do { *((volatile int* )__null) = 4326; __attribute__((nomerge)) ::abort(); } while ( false); } } while (false); |
| 4327 | |
| 4328 | if (mStopped) { |
| 4329 | return; |
| 4330 | } |
| 4331 | mStopped = true; |
| 4332 | |
| 4333 | LOG("DeviceListener %p stopping", this); |
| 4334 | |
| 4335 | if (mDeviceState) { |
| 4336 | mDeviceState->mDisableTimer->Cancel(); |
| 4337 | |
| 4338 | if (mDeviceState->mStopped) { |
| 4339 | // device already stopped. |
| 4340 | return; |
| 4341 | } |
| 4342 | mDeviceState->mStopped = true; |
| 4343 | |
| 4344 | mDeviceState->mTrackSource->Stop(); |
| 4345 | |
| 4346 | MediaManager::Dispatch(NewTaskFrom([device = mDeviceState->mDevice]() { |
| 4347 | device->Stop(); |
| 4348 | device->Deallocate(); |
| 4349 | })); |
| 4350 | |
| 4351 | mWindowListener->ChromeAffectingStateChanged(); |
| 4352 | } |
| 4353 | |
| 4354 | mCaptureEndedListener.DisconnectIfExists(); |
| 4355 | |
| 4356 | // Keep a strong ref to the removed window listener. |
| 4357 | RefPtr<GetUserMediaWindowListener> windowListener = mWindowListener; |
| 4358 | mWindowListener = nullptr; |
| 4359 | windowListener->Remove(this); |
| 4360 | } |
| 4361 | |
| 4362 | void DeviceListener::GetSettings(MediaTrackSettings& aOutSettings) const { |
| 4363 | MOZ_ASSERT(NS_IsMainThread(), "Only call on main thread")do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" " (" "Only call on main thread" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4363); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ") (" "Only call on main thread" ")"); do { *((volatile int* )__null) = 4363; __attribute__((nomerge)) ::abort(); } while ( false); } } while (false); |
| 4364 | LocalMediaDevice* device = GetDevice(); |
| 4365 | device->GetSettings(aOutSettings); |
| 4366 | |
| 4367 | MediaSourceEnum mediaSource = device->GetMediaSource(); |
| 4368 | if (mediaSource == MediaSourceEnum::Camera || |
| 4369 | mediaSource == MediaSourceEnum::Microphone) { |
| 4370 | aOutSettings.mDeviceId.Construct(device->mID); |
| 4371 | aOutSettings.mGroupId.Construct(device->mGroupID); |
| 4372 | } |
| 4373 | } |
| 4374 | |
| 4375 | void DeviceListener::GetCapabilities( |
| 4376 | MediaTrackCapabilities& aOutCapabilities) const { |
| 4377 | MOZ_ASSERT(NS_IsMainThread(), "Only call on main thread")do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" " (" "Only call on main thread" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4377); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ") (" "Only call on main thread" ")"); do { *((volatile int* )__null) = 4377; __attribute__((nomerge)) ::abort(); } while ( false); } } while (false); |
| 4378 | LocalMediaDevice* device = GetDevice(); |
| 4379 | device->GetCapabilities(aOutCapabilities); |
| 4380 | |
| 4381 | MediaSourceEnum mediaSource = device->GetMediaSource(); |
| 4382 | if (mediaSource == MediaSourceEnum::Camera || |
| 4383 | mediaSource == MediaSourceEnum::Microphone) { |
| 4384 | aOutCapabilities.mDeviceId.Construct(device->mID); |
| 4385 | aOutCapabilities.mGroupId.Construct(device->mGroupID); |
| 4386 | } |
| 4387 | } |
| 4388 | |
| 4389 | auto DeviceListener::UpdateDevice(bool aOn) -> RefPtr<DeviceOperationPromise> { |
| 4390 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4390); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 4390; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4391 | RefPtr<DeviceListener> self = this; |
| 4392 | DeviceState& state = *mDeviceState; |
| 4393 | return MediaManager::Dispatch<DeviceOperationPromise>( |
| 4394 | __func__, |
| 4395 | [self, device = state.mDevice, |
| 4396 | aOn](MozPromiseHolder<DeviceOperationPromise>& h) { |
| 4397 | LOG("Turning %s device (%s)", aOn ? "on" : "off", |
| 4398 | NS_ConvertUTF16toUTF8(device->mName).get()); |
| 4399 | h.Resolve(aOn ? device->Start() : device->Stop(), __func__); |
| 4400 | }) |
| 4401 | ->Then( |
| 4402 | GetMainThreadSerialEventTarget(), __func__, |
| 4403 | [self, this, &state, aOn](nsresult aResult) { |
| 4404 | if (state.mStopped) { |
| 4405 | // Device was stopped on main thread during the operation. Done. |
| 4406 | return DeviceOperationPromise::CreateAndResolve(aResult, |
| 4407 | __func__); |
| 4408 | } |
| 4409 | LOG("DeviceListener %p turning %s %s input device %s", this, |
| 4410 | aOn ? "on" : "off", |
| 4411 | dom::GetEnumString(GetDevice()->Kind()).get(), |
| 4412 | NS_SUCCEEDED(aResult)((bool)(__builtin_expect(!!(!NS_FAILED_impl(aResult)), 1))) ? "succeeded" : "failed"); |
| 4413 | |
| 4414 | if (NS_FAILED(aResult)((bool)(__builtin_expect(!!(NS_FAILED_impl(aResult)), 0))) && aResult != NS_ERROR_ABORT) { |
| 4415 | // This path handles errors from starting or stopping the |
| 4416 | // device. NS_ERROR_ABORT are for cases where *we* aborted. They |
| 4417 | // need graceful handling. |
| 4418 | if (aOn) { |
| 4419 | // Starting the device failed. Stopping the track here will |
| 4420 | // make the MediaStreamTrack end after a pass through the |
| 4421 | // MediaTrackGraph. |
| 4422 | Stop(); |
| 4423 | } else { |
| 4424 | // Stopping the device failed. This is odd, but not fatal. |
| 4425 | MOZ_ASSERT_UNREACHABLE("The device should be stoppable")do { static_assert( mozilla::detail::AssertionConditionType< decltype(false)>::isValid, "invalid assertion condition"); if ((__builtin_expect(!!(!(!!(false))), 0))) { do { } while ( false); MOZ_ReportAssertionFailure("false" " (" "MOZ_ASSERT_UNREACHABLE: " "The device should be stoppable" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4425); AnnotateMozCrashReason("MOZ_ASSERT" "(" "false" ") (" "MOZ_ASSERT_UNREACHABLE: " "The device should be stoppable" ")" ); do { *((volatile int*)__null) = 4425; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4426 | } |
| 4427 | } |
| 4428 | return DeviceOperationPromise::CreateAndResolve(aResult, __func__); |
| 4429 | }, |
| 4430 | []() { |
| 4431 | MOZ_ASSERT_UNREACHABLE("Unexpected and unhandled reject")do { static_assert( mozilla::detail::AssertionConditionType< decltype(false)>::isValid, "invalid assertion condition"); if ((__builtin_expect(!!(!(!!(false))), 0))) { do { } while ( false); MOZ_ReportAssertionFailure("false" " (" "MOZ_ASSERT_UNREACHABLE: " "Unexpected and unhandled reject" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4431); AnnotateMozCrashReason("MOZ_ASSERT" "(" "false" ") (" "MOZ_ASSERT_UNREACHABLE: " "Unexpected and unhandled reject" ")"); do { *((volatile int*)__null) = 4431; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4432 | return DeviceOperationPromise::CreateAndReject(false, __func__); |
| 4433 | }); |
| 4434 | } |
| 4435 | |
| 4436 | void DeviceListener::SetDeviceEnabled(bool aEnable) { |
| 4437 | MOZ_ASSERT(NS_IsMainThread(), "Only call on main thread")do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" " (" "Only call on main thread" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4437); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ") (" "Only call on main thread" ")"); do { *((volatile int* )__null) = 4437; __attribute__((nomerge)) ::abort(); } while ( false); } } while (false); |
| 4438 | MOZ_ASSERT(Activated(), "No device to set enabled state for")do { static_assert( mozilla::detail::AssertionConditionType< decltype(Activated())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(Activated()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("Activated()" " (" "No device to set enabled state for" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4438); AnnotateMozCrashReason("MOZ_ASSERT" "(" "Activated()" ") (" "No device to set enabled state for" ")"); do { *((volatile int*)__null) = 4438; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); |
| 4439 | |
| 4440 | DeviceState& state = *mDeviceState; |
| 4441 | |
| 4442 | LOG("DeviceListener %p %s %s device", this, |
| 4443 | aEnable ? "enabling" : "disabling", |
| 4444 | dom::GetEnumString(GetDevice()->Kind()).get()); |
| 4445 | |
| 4446 | state.mTrackEnabled = aEnable; |
| 4447 | |
| 4448 | if (state.mStopped) { |
| 4449 | // Device terminally stopped. Updating device state is pointless. |
| 4450 | return; |
| 4451 | } |
| 4452 | |
| 4453 | if (state.mOperationInProgress) { |
| 4454 | // If a timer is in progress, it needs to be canceled now so the next |
| 4455 | // DisableTrack() gets a fresh start. Canceling will trigger another |
| 4456 | // operation. |
| 4457 | state.mDisableTimer->Cancel(); |
| 4458 | return; |
| 4459 | } |
| 4460 | |
| 4461 | if (state.mDeviceEnabled == aEnable) { |
| 4462 | // Device is already in the desired state. |
| 4463 | return; |
| 4464 | } |
| 4465 | |
| 4466 | // All paths from here on must end in setting |
| 4467 | // `state.mOperationInProgress` to false. |
| 4468 | state.mOperationInProgress = true; |
| 4469 | |
| 4470 | RefPtr<MediaTimerPromise> timerPromise; |
| 4471 | if (aEnable) { |
| 4472 | timerPromise = MediaTimerPromise::CreateAndResolve(true, __func__); |
| 4473 | state.mTrackEnabledTime = TimeStamp::Now(); |
| 4474 | } else { |
| 4475 | const TimeDuration maxDelay = |
| 4476 | TimeDuration::FromMilliseconds(Preferences::GetUint( |
| 4477 | GetDevice()->Kind() == MediaDeviceKind::Audioinput |
| 4478 | ? "media.getusermedia.microphone.off_while_disabled.delay_ms" |
| 4479 | : "media.getusermedia.camera.off_while_disabled.delay_ms", |
| 4480 | 3000)); |
| 4481 | const TimeDuration durationEnabled = |
| 4482 | TimeStamp::Now() - state.mTrackEnabledTime; |
| 4483 | const TimeDuration delay = TimeDuration::Max( |
| 4484 | TimeDuration::FromMilliseconds(0), maxDelay - durationEnabled); |
| 4485 | timerPromise = state.mDisableTimer->WaitFor(delay, __func__); |
| 4486 | } |
| 4487 | |
| 4488 | RefPtr<DeviceListener> self = this; |
| 4489 | timerPromise |
| 4490 | ->Then( |
| 4491 | GetMainThreadSerialEventTarget(), __func__, |
| 4492 | [self, this, &state, aEnable]() mutable { |
| 4493 | MOZ_ASSERT(state.mDeviceEnabled != aEnable,do { static_assert( mozilla::detail::AssertionConditionType< decltype(state.mDeviceEnabled != aEnable)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(state.mDeviceEnabled != aEnable ))), 0))) { do { } while (false); MOZ_ReportAssertionFailure( "state.mDeviceEnabled != aEnable" " (" "Device operation hasn't started" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4494); AnnotateMozCrashReason("MOZ_ASSERT" "(" "state.mDeviceEnabled != aEnable" ") (" "Device operation hasn't started" ")"); do { *((volatile int*)__null) = 4494; __attribute__((nomerge)) ::abort(); } while (false); } } while (false) |
| 4494 | "Device operation hasn't started")do { static_assert( mozilla::detail::AssertionConditionType< decltype(state.mDeviceEnabled != aEnable)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(state.mDeviceEnabled != aEnable ))), 0))) { do { } while (false); MOZ_ReportAssertionFailure( "state.mDeviceEnabled != aEnable" " (" "Device operation hasn't started" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4494); AnnotateMozCrashReason("MOZ_ASSERT" "(" "state.mDeviceEnabled != aEnable" ") (" "Device operation hasn't started" ")"); do { *((volatile int*)__null) = 4494; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); |
| 4495 | MOZ_ASSERT(state.mOperationInProgress,do { static_assert( mozilla::detail::AssertionConditionType< decltype(state.mOperationInProgress)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(state.mOperationInProgress)) ), 0))) { do { } while (false); MOZ_ReportAssertionFailure("state.mOperationInProgress" " (" "It's our responsibility to reset the inProgress state" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4496); AnnotateMozCrashReason("MOZ_ASSERT" "(" "state.mOperationInProgress" ") (" "It's our responsibility to reset the inProgress state" ")"); do { *((volatile int*)__null) = 4496; __attribute__((nomerge )) ::abort(); } while (false); } } while (false) |
| 4496 | "It's our responsibility to reset the inProgress state")do { static_assert( mozilla::detail::AssertionConditionType< decltype(state.mOperationInProgress)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(state.mOperationInProgress)) ), 0))) { do { } while (false); MOZ_ReportAssertionFailure("state.mOperationInProgress" " (" "It's our responsibility to reset the inProgress state" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4496); AnnotateMozCrashReason("MOZ_ASSERT" "(" "state.mOperationInProgress" ") (" "It's our responsibility to reset the inProgress state" ")"); do { *((volatile int*)__null) = 4496; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4497 | |
| 4498 | LOG("DeviceListener %p %s %s device - starting device operation", |
| 4499 | this, aEnable ? "enabling" : "disabling", |
| 4500 | dom::GetEnumString(GetDevice()->Kind()).get()); |
| 4501 | |
| 4502 | if (state.mStopped) { |
| 4503 | // Source was stopped between timer resolving and this runnable. |
| 4504 | return DeviceOperationPromise::CreateAndResolve(NS_ERROR_ABORT, |
| 4505 | __func__); |
| 4506 | } |
| 4507 | |
| 4508 | state.mDeviceEnabled = aEnable; |
| 4509 | |
| 4510 | if (mWindowListener) { |
| 4511 | mWindowListener->ChromeAffectingStateChanged(); |
| 4512 | } |
| 4513 | if (!state.mOffWhileDisabled || state.mDeviceMuted) { |
| 4514 | // If the feature to turn a device off while disabled is itself |
| 4515 | // disabled, or the device is currently user agent muted, then |
| 4516 | // we shortcut the device operation and tell the |
| 4517 | // ux-updating code that everything went fine. |
| 4518 | return DeviceOperationPromise::CreateAndResolve(NS_OK, __func__); |
| 4519 | } |
| 4520 | return UpdateDevice(aEnable); |
| 4521 | }, |
| 4522 | []() { |
| 4523 | // Timer was canceled by us. We signal this with NS_ERROR_ABORT. |
| 4524 | return DeviceOperationPromise::CreateAndResolve(NS_ERROR_ABORT, |
| 4525 | __func__); |
| 4526 | }) |
| 4527 | ->Then( |
| 4528 | GetMainThreadSerialEventTarget(), __func__, |
| 4529 | [self, this, &state, aEnable](nsresult aResult) mutable { |
| 4530 | MOZ_ASSERT_IF(aResult != NS_ERROR_ABORT,do { if (aResult != NS_ERROR_ABORT) { do { static_assert( mozilla ::detail::AssertionConditionType<decltype(state.mDeviceEnabled == aEnable)>::isValid, "invalid assertion condition"); if ((__builtin_expect(!!(!(!!(state.mDeviceEnabled == aEnable)) ), 0))) { do { } while (false); MOZ_ReportAssertionFailure("state.mDeviceEnabled == aEnable" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4531); AnnotateMozCrashReason("MOZ_ASSERT" "(" "state.mDeviceEnabled == aEnable" ")"); do { *((volatile int*)__null) = 4531; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false) |
| 4531 | state.mDeviceEnabled == aEnable)do { if (aResult != NS_ERROR_ABORT) { do { static_assert( mozilla ::detail::AssertionConditionType<decltype(state.mDeviceEnabled == aEnable)>::isValid, "invalid assertion condition"); if ((__builtin_expect(!!(!(!!(state.mDeviceEnabled == aEnable)) ), 0))) { do { } while (false); MOZ_ReportAssertionFailure("state.mDeviceEnabled == aEnable" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4531); AnnotateMozCrashReason("MOZ_ASSERT" "(" "state.mDeviceEnabled == aEnable" ")"); do { *((volatile int*)__null) = 4531; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); } } while ( false); |
| 4532 | MOZ_ASSERT(state.mOperationInProgress)do { static_assert( mozilla::detail::AssertionConditionType< decltype(state.mOperationInProgress)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(state.mOperationInProgress)) ), 0))) { do { } while (false); MOZ_ReportAssertionFailure("state.mOperationInProgress" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4532); AnnotateMozCrashReason("MOZ_ASSERT" "(" "state.mOperationInProgress" ")"); do { *((volatile int*)__null) = 4532; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4533 | state.mOperationInProgress = false; |
| 4534 | |
| 4535 | if (state.mStopped) { |
| 4536 | // Device was stopped on main thread during the operation. |
| 4537 | // Nothing to do. |
| 4538 | return; |
| 4539 | } |
| 4540 | |
| 4541 | if (NS_FAILED(aResult)((bool)(__builtin_expect(!!(NS_FAILED_impl(aResult)), 0))) && aResult != NS_ERROR_ABORT && !aEnable) { |
| 4542 | // To keep our internal state sane in this case, we disallow |
| 4543 | // future stops due to disable. |
| 4544 | state.mOffWhileDisabled = false; |
| 4545 | return; |
| 4546 | } |
| 4547 | |
| 4548 | // This path is for a device operation aResult that was success or |
| 4549 | // NS_ERROR_ABORT (*we* canceled the operation). |
| 4550 | // At this point we have to follow up on the intended state, i.e., |
| 4551 | // update the device state if the track state changed in the |
| 4552 | // meantime. |
| 4553 | |
| 4554 | if (state.mTrackEnabled != state.mDeviceEnabled) { |
| 4555 | // Track state changed during this operation. We'll start over. |
| 4556 | SetDeviceEnabled(state.mTrackEnabled); |
| 4557 | } |
| 4558 | }, |
| 4559 | []() { MOZ_ASSERT_UNREACHABLE("Unexpected and unhandled reject")do { static_assert( mozilla::detail::AssertionConditionType< decltype(false)>::isValid, "invalid assertion condition"); if ((__builtin_expect(!!(!(!!(false))), 0))) { do { } while ( false); MOZ_ReportAssertionFailure("false" " (" "MOZ_ASSERT_UNREACHABLE: " "Unexpected and unhandled reject" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4559); AnnotateMozCrashReason("MOZ_ASSERT" "(" "false" ") (" "MOZ_ASSERT_UNREACHABLE: " "Unexpected and unhandled reject" ")"); do { *((volatile int*)__null) = 4559; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); }); |
| 4560 | } |
| 4561 | |
| 4562 | void DeviceListener::SetDeviceMuted(bool aMute) { |
| 4563 | MOZ_ASSERT(NS_IsMainThread(), "Only call on main thread")do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" " (" "Only call on main thread" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4563); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ") (" "Only call on main thread" ")"); do { *((volatile int* )__null) = 4563; __attribute__((nomerge)) ::abort(); } while ( false); } } while (false); |
| 4564 | MOZ_ASSERT(Activated(), "No device to set muted state for")do { static_assert( mozilla::detail::AssertionConditionType< decltype(Activated())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(Activated()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("Activated()" " (" "No device to set muted state for" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4564); AnnotateMozCrashReason("MOZ_ASSERT" "(" "Activated()" ") (" "No device to set muted state for" ")"); do { *((volatile int*)__null) = 4564; __attribute__((nomerge)) ::abort(); } while (false); } } while (false); |
| 4565 | |
| 4566 | DeviceState& state = *mDeviceState; |
| 4567 | |
| 4568 | LOG("DeviceListener %p %s %s device", this, aMute ? "muting" : "unmuting", |
| 4569 | dom::GetEnumString(GetDevice()->Kind()).get()); |
| 4570 | |
| 4571 | if (state.mStopped) { |
| 4572 | // Device terminally stopped. Updating device state is pointless. |
| 4573 | return; |
| 4574 | } |
| 4575 | |
| 4576 | if (state.mDeviceMuted == aMute) { |
| 4577 | // Device is already in the desired state. |
| 4578 | return; |
| 4579 | } |
| 4580 | |
| 4581 | LOG("DeviceListener %p %s %s device - starting device operation", this, |
| 4582 | aMute ? "muting" : "unmuting", |
| 4583 | dom::GetEnumString(GetDevice()->Kind()).get()); |
| 4584 | |
| 4585 | state.mDeviceMuted = aMute; |
| 4586 | |
| 4587 | if (mWindowListener) { |
| 4588 | mWindowListener->ChromeAffectingStateChanged(); |
| 4589 | } |
| 4590 | // Update trackSource to fire mute/unmute events on all its tracks |
| 4591 | if (aMute) { |
| 4592 | state.mTrackSource->Mute(); |
| 4593 | } else { |
| 4594 | state.mTrackSource->Unmute(); |
| 4595 | } |
| 4596 | if (!state.mOffWhileDisabled || !state.mDeviceEnabled) { |
| 4597 | // If the pref to turn the underlying device is itself off, or the device |
| 4598 | // is already off, it's unecessary to do anything else. |
| 4599 | return; |
| 4600 | } |
| 4601 | UpdateDevice(!aMute); |
| 4602 | } |
| 4603 | |
| 4604 | void DeviceListener::MuteOrUnmuteCamera(bool aMute) { |
| 4605 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4605); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 4605; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4606 | |
| 4607 | if (mStopped) { |
| 4608 | return; |
| 4609 | } |
| 4610 | |
| 4611 | MOZ_RELEASE_ASSERT(mWindowListener)do { static_assert( mozilla::detail::AssertionConditionType< decltype(mWindowListener)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(mWindowListener))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("mWindowListener" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4611); AnnotateMozCrashReason("MOZ_RELEASE_ASSERT" "(" "mWindowListener" ")"); do { *((volatile int*)__null) = 4611; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4612 | LOG("DeviceListener %p MuteOrUnmuteCamera: %s", this, |
| 4613 | aMute ? "mute" : "unmute"); |
| 4614 | |
| 4615 | if (GetDevice() && |
| 4616 | (GetDevice()->GetMediaSource() == MediaSourceEnum::Camera)) { |
| 4617 | SetDeviceMuted(aMute); |
| 4618 | } |
| 4619 | } |
| 4620 | |
| 4621 | void DeviceListener::MuteOrUnmuteMicrophone(bool aMute) { |
| 4622 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4622); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 4622; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4623 | |
| 4624 | if (mStopped) { |
| 4625 | return; |
| 4626 | } |
| 4627 | |
| 4628 | MOZ_RELEASE_ASSERT(mWindowListener)do { static_assert( mozilla::detail::AssertionConditionType< decltype(mWindowListener)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(mWindowListener))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("mWindowListener" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4628); AnnotateMozCrashReason("MOZ_RELEASE_ASSERT" "(" "mWindowListener" ")"); do { *((volatile int*)__null) = 4628; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4629 | LOG("DeviceListener %p MuteOrUnmuteMicrophone: %s", this, |
| 4630 | aMute ? "mute" : "unmute"); |
| 4631 | |
| 4632 | if (GetDevice() && |
| 4633 | (GetDevice()->GetMediaSource() == MediaSourceEnum::Microphone)) { |
| 4634 | SetDeviceMuted(aMute); |
| 4635 | } |
| 4636 | } |
| 4637 | |
| 4638 | bool DeviceListener::CapturingVideo() const { |
| 4639 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4639); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 4639; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4640 | return Activated() && mDeviceState && !mDeviceState->mStopped && |
| 4641 | MediaEngineSource::IsVideo(GetDevice()->GetMediaSource()) && |
| 4642 | (!GetDevice()->IsFake() || |
| 4643 | Preferences::GetBool("media.navigator.permission.fake")); |
| 4644 | } |
| 4645 | |
| 4646 | bool DeviceListener::CapturingAudio() const { |
| 4647 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4647); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 4647; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4648 | return Activated() && mDeviceState && !mDeviceState->mStopped && |
| 4649 | MediaEngineSource::IsAudio(GetDevice()->GetMediaSource()) && |
| 4650 | (!GetDevice()->IsFake() || |
| 4651 | Preferences::GetBool("media.navigator.permission.fake")); |
| 4652 | } |
| 4653 | |
| 4654 | CaptureState DeviceListener::CapturingSource(MediaSourceEnum aSource) const { |
| 4655 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4655); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 4655; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4656 | if (GetDevice()->GetMediaSource() != aSource) { |
| 4657 | // This DeviceListener doesn't capture a matching source |
| 4658 | return CaptureState::Off; |
| 4659 | } |
| 4660 | |
| 4661 | if (mDeviceState->mStopped) { |
| 4662 | // The source is a match but has been permanently stopped |
| 4663 | return CaptureState::Off; |
| 4664 | } |
| 4665 | |
| 4666 | if ((aSource == MediaSourceEnum::Camera || |
| 4667 | aSource == MediaSourceEnum::Microphone) && |
| 4668 | GetDevice()->IsFake() && |
| 4669 | !Preferences::GetBool("media.navigator.permission.fake")) { |
| 4670 | // Fake Camera and Microphone only count if there is no fake permission |
| 4671 | return CaptureState::Off; |
| 4672 | } |
| 4673 | |
| 4674 | // Source is a match and is active and unmuted |
| 4675 | |
| 4676 | if (mDeviceState->mDeviceEnabled && !mDeviceState->mDeviceMuted) { |
| 4677 | return CaptureState::Enabled; |
| 4678 | } |
| 4679 | |
| 4680 | return CaptureState::Disabled; |
| 4681 | } |
| 4682 | |
| 4683 | RefPtr<DeviceListener::DeviceListenerPromise> DeviceListener::ApplyConstraints( |
| 4684 | const MediaTrackConstraints& aConstraints, CallerType aCallerType) { |
| 4685 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4685); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 4685; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4686 | |
| 4687 | if (mStopped || mDeviceState->mStopped) { |
| 4688 | LOG("DeviceListener %p %s device applyConstraints, but device is stopped", |
| 4689 | this, dom::GetEnumString(GetDevice()->Kind()).get()); |
| 4690 | return DeviceListenerPromise::CreateAndResolve(false, __func__); |
| 4691 | } |
| 4692 | |
| 4693 | MediaManager* mgr = MediaManager::GetIfExists(); |
| 4694 | if (!mgr) { |
| 4695 | return DeviceListenerPromise::CreateAndResolve(false, __func__); |
| 4696 | } |
| 4697 | |
| 4698 | return MediaManager::Dispatch<DeviceListenerPromise>( |
| 4699 | __func__, [device = mDeviceState->mDevice, aConstraints, aCallerType]( |
| 4700 | MozPromiseHolder<DeviceListenerPromise>& aHolder) mutable { |
| 4701 | MOZ_ASSERT(MediaManager::IsInMediaThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(MediaManager::IsInMediaThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(MediaManager::IsInMediaThread ()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure ("MediaManager::IsInMediaThread()", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4701); AnnotateMozCrashReason("MOZ_ASSERT" "(" "MediaManager::IsInMediaThread()" ")"); do { *((volatile int*)__null) = 4701; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4702 | MediaManager* mgr = MediaManager::GetIfExists(); |
| 4703 | MOZ_RELEASE_ASSERT(mgr)do { static_assert( mozilla::detail::AssertionConditionType< decltype(mgr)>::isValid, "invalid assertion condition"); if ((__builtin_expect(!!(!(!!(mgr))), 0))) { do { } while (false ); MOZ_ReportAssertionFailure("mgr", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4703); AnnotateMozCrashReason("MOZ_RELEASE_ASSERT" "(" "mgr" ")"); do { *((volatile int*)__null) = 4703; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); // Must exist while media thread is alive |
| 4704 | const char* badConstraint = nullptr; |
| 4705 | nsresult rv = |
| 4706 | device->Reconfigure(aConstraints, mgr->mPrefs, &badConstraint); |
| 4707 | if (NS_FAILED(rv)((bool)(__builtin_expect(!!(NS_FAILED_impl(rv)), 0)))) { |
| 4708 | if (rv == NS_ERROR_INVALID_ARG) { |
| 4709 | // Reconfigure failed due to constraints |
| 4710 | if (!badConstraint) { |
| 4711 | nsTArray<RefPtr<LocalMediaDevice>> devices; |
| 4712 | devices.AppendElement(device); |
| 4713 | badConstraint = MediaConstraintsHelper::SelectSettings( |
| 4714 | NormalizedConstraints(aConstraints), devices, aCallerType); |
| 4715 | } |
| 4716 | } else { |
| 4717 | // Unexpected. ApplyConstraints* cannot fail with any other error. |
| 4718 | badConstraint = ""; |
| 4719 | LOG("ApplyConstraints-Task: Unexpected fail %" PRIx32"x", |
| 4720 | static_cast<uint32_t>(rv)); |
| 4721 | } |
| 4722 | |
| 4723 | aHolder.Reject(MakeRefPtr<MediaMgrError>( |
| 4724 | MediaMgrError::Name::OverconstrainedError, "", |
| 4725 | NS_ConvertASCIItoUTF16(badConstraint)), |
| 4726 | __func__); |
| 4727 | return; |
| 4728 | } |
| 4729 | // Reconfigure was successful |
| 4730 | aHolder.Resolve(false, __func__); |
| 4731 | }); |
| 4732 | } |
| 4733 | |
| 4734 | PrincipalHandle DeviceListener::GetPrincipalHandle() const { |
| 4735 | return mPrincipalHandle; |
| 4736 | } |
| 4737 | |
| 4738 | void GetUserMediaWindowListener::StopSharing() { |
| 4739 | MOZ_ASSERT(NS_IsMainThread(), "Only call on main thread")do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" " (" "Only call on main thread" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4739); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ") (" "Only call on main thread" ")"); do { *((volatile int* )__null) = 4739; __attribute__((nomerge)) ::abort(); } while ( false); } } while (false); |
| 4740 | |
| 4741 | for (auto& l : mActiveListeners.Clone()) { |
| 4742 | MediaSourceEnum source = l->GetDevice()->GetMediaSource(); |
| 4743 | if (source == MediaSourceEnum::Screen || |
| 4744 | source == MediaSourceEnum::Window || |
| 4745 | source == MediaSourceEnum::AudioCapture) { |
| 4746 | l->Stop(); |
| 4747 | } |
| 4748 | } |
| 4749 | } |
| 4750 | |
| 4751 | void GetUserMediaWindowListener::StopRawID(const nsString& removedDeviceID) { |
| 4752 | MOZ_ASSERT(NS_IsMainThread(), "Only call on main thread")do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" " (" "Only call on main thread" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4752); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ") (" "Only call on main thread" ")"); do { *((volatile int* )__null) = 4752; __attribute__((nomerge)) ::abort(); } while ( false); } } while (false); |
| 4753 | |
| 4754 | for (auto& l : mActiveListeners.Clone()) { |
| 4755 | if (removedDeviceID.Equals(l->GetDevice()->RawID())) { |
| 4756 | l->Stop(); |
| 4757 | } |
| 4758 | } |
| 4759 | } |
| 4760 | |
| 4761 | void GetUserMediaWindowListener::MuteOrUnmuteCameras(bool aMute) { |
| 4762 | MOZ_ASSERT(NS_IsMainThread(), "Only call on main thread")do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" " (" "Only call on main thread" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4762); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ") (" "Only call on main thread" ")"); do { *((volatile int* )__null) = 4762; __attribute__((nomerge)) ::abort(); } while ( false); } } while (false); |
| 4763 | |
| 4764 | if (mCamerasAreMuted == aMute) { |
| 4765 | return; |
| 4766 | } |
| 4767 | mCamerasAreMuted = aMute; |
| 4768 | |
| 4769 | for (auto& l : mActiveListeners) { |
| 4770 | if (l->GetDevice()->Kind() == MediaDeviceKind::Videoinput) { |
| 4771 | l->MuteOrUnmuteCamera(aMute); |
| 4772 | } |
| 4773 | } |
| 4774 | } |
| 4775 | |
| 4776 | void GetUserMediaWindowListener::MuteOrUnmuteMicrophones(bool aMute) { |
| 4777 | MOZ_ASSERT(NS_IsMainThread(), "Only call on main thread")do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" " (" "Only call on main thread" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4777); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ") (" "Only call on main thread" ")"); do { *((volatile int* )__null) = 4777; __attribute__((nomerge)) ::abort(); } while ( false); } } while (false); |
| 4778 | |
| 4779 | if (mMicrophonesAreMuted == aMute) { |
| 4780 | return; |
| 4781 | } |
| 4782 | mMicrophonesAreMuted = aMute; |
| 4783 | |
| 4784 | for (auto& l : mActiveListeners) { |
| 4785 | if (l->GetDevice()->Kind() == MediaDeviceKind::Audioinput) { |
| 4786 | l->MuteOrUnmuteMicrophone(aMute); |
| 4787 | } |
| 4788 | } |
| 4789 | } |
| 4790 | |
| 4791 | void GetUserMediaWindowListener::ChromeAffectingStateChanged() { |
| 4792 | MOZ_ASSERT(NS_IsMainThread())do { static_assert( mozilla::detail::AssertionConditionType< decltype(NS_IsMainThread())>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(NS_IsMainThread()))), 0))) { do { } while (false); MOZ_ReportAssertionFailure("NS_IsMainThread()" , "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4792); AnnotateMozCrashReason("MOZ_ASSERT" "(" "NS_IsMainThread()" ")"); do { *((volatile int*)__null) = 4792; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4793 | |
| 4794 | // We wait until stable state before notifying chrome so chrome only does |
| 4795 | // one update if more updates happen in this event loop. |
| 4796 | |
| 4797 | if (mChromeNotificationTaskPosted) { |
| 4798 | return; |
| 4799 | } |
| 4800 | |
| 4801 | nsCOMPtr<nsIRunnable> runnable = |
| 4802 | NewRunnableMethod("GetUserMediaWindowListener::NotifyChrome", this, |
| 4803 | &GetUserMediaWindowListener::NotifyChrome); |
| 4804 | nsContentUtils::RunInStableState(runnable.forget()); |
| 4805 | mChromeNotificationTaskPosted = true; |
| 4806 | } |
| 4807 | |
| 4808 | void GetUserMediaWindowListener::NotifyChrome() { |
| 4809 | MOZ_ASSERT(mChromeNotificationTaskPosted)do { static_assert( mozilla::detail::AssertionConditionType< decltype(mChromeNotificationTaskPosted)>::isValid, "invalid assertion condition" ); if ((__builtin_expect(!!(!(!!(mChromeNotificationTaskPosted ))), 0))) { do { } while (false); MOZ_ReportAssertionFailure( "mChromeNotificationTaskPosted", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4809); AnnotateMozCrashReason("MOZ_ASSERT" "(" "mChromeNotificationTaskPosted" ")"); do { *((volatile int*)__null) = 4809; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4810 | mChromeNotificationTaskPosted = false; |
| 4811 | |
| 4812 | NS_DispatchToMainThread(NS_NewRunnableFunction( |
| 4813 | "MediaManager::NotifyChrome", [windowID = mWindowID]() { |
| 4814 | auto* window = nsGlobalWindowInner::GetInnerWindowWithId(windowID); |
| 4815 | if (!window) { |
| 4816 | MOZ_ASSERT_UNREACHABLE("Should have window")do { static_assert( mozilla::detail::AssertionConditionType< decltype(false)>::isValid, "invalid assertion condition"); if ((__builtin_expect(!!(!(!!(false))), 0))) { do { } while ( false); MOZ_ReportAssertionFailure("false" " (" "MOZ_ASSERT_UNREACHABLE: " "Should have window" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4816); AnnotateMozCrashReason("MOZ_ASSERT" "(" "false" ") (" "MOZ_ASSERT_UNREACHABLE: " "Should have window" ")"); do { * ((volatile int*)__null) = 4816; __attribute__((nomerge)) ::abort (); } while (false); } } while (false); |
| 4817 | return; |
| 4818 | } |
| 4819 | |
| 4820 | nsresult rv = MediaManager::NotifyRecordingStatusChange(window); |
| 4821 | if (NS_FAILED(rv)((bool)(__builtin_expect(!!(NS_FAILED_impl(rv)), 0)))) { |
| 4822 | MOZ_ASSERT_UNREACHABLE("Should be able to notify chrome")do { static_assert( mozilla::detail::AssertionConditionType< decltype(false)>::isValid, "invalid assertion condition"); if ((__builtin_expect(!!(!(!!(false))), 0))) { do { } while ( false); MOZ_ReportAssertionFailure("false" " (" "MOZ_ASSERT_UNREACHABLE: " "Should be able to notify chrome" ")", "/var/lib/jenkins/workspace/firefox-scan-build/dom/media/MediaManager.cpp" , 4822); AnnotateMozCrashReason("MOZ_ASSERT" "(" "false" ") (" "MOZ_ASSERT_UNREACHABLE: " "Should be able to notify chrome" ")"); do { *((volatile int*)__null) = 4822; __attribute__((nomerge )) ::abort(); } while (false); } } while (false); |
| 4823 | return; |
| 4824 | } |
| 4825 | })); |
| 4826 | } |
| 4827 | |
| 4828 | #undef LOG |
| 4829 | |
| 4830 | } // namespace mozilla |