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-rw-r--r--dom/media/MediaDecoder.cpp1698
1 files changed, 1698 insertions, 0 deletions
diff --git a/dom/media/MediaDecoder.cpp b/dom/media/MediaDecoder.cpp
new file mode 100644
index 0000000000..c7fdcb6844
--- /dev/null
+++ b/dom/media/MediaDecoder.cpp
@@ -0,0 +1,1698 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "MediaDecoder.h"
+
+#include "AudioDeviceInfo.h"
+#include "DOMMediaStream.h"
+#include "DecoderBenchmark.h"
+#include "ImageContainer.h"
+#include "MediaDecoderStateMachineBase.h"
+#include "MediaFormatReader.h"
+#include "MediaResource.h"
+#include "MediaShutdownManager.h"
+#include "MediaTrackGraph.h"
+#include "TelemetryProbesReporter.h"
+#include "VideoFrameContainer.h"
+#include "VideoUtils.h"
+#include "mozilla/AbstractThread.h"
+#include "mozilla/dom/DOMTypes.h"
+#include "mozilla/FloatingPoint.h"
+#include "mozilla/MathAlgorithms.h"
+#include "mozilla/Preferences.h"
+#include "mozilla/StaticPrefs_media.h"
+#include "mozilla/StaticPtr.h"
+#include "mozilla/Telemetry.h"
+#include "mozilla/Unused.h"
+#include "mozilla/glean/GleanMetrics.h"
+#include "nsComponentManagerUtils.h"
+#include "nsContentUtils.h"
+#include "nsError.h"
+#include "nsIMemoryReporter.h"
+#include "nsPrintfCString.h"
+#include "nsServiceManagerUtils.h"
+#include "nsTArray.h"
+#include "WindowRenderer.h"
+#include <algorithm>
+#include <cmath>
+#include <limits>
+
+using namespace mozilla::dom;
+using namespace mozilla::layers;
+using namespace mozilla::media;
+
+namespace mozilla {
+
+// avoid redefined macro in unified build
+#undef LOG
+#undef DUMP
+
+LazyLogModule gMediaDecoderLog("MediaDecoder");
+
+#define LOG(x, ...) \
+ DDMOZ_LOG(gMediaDecoderLog, LogLevel::Debug, x, ##__VA_ARGS__)
+
+#define DUMP(x, ...) printf_stderr(x "\n", ##__VA_ARGS__)
+
+#define NS_DispatchToMainThread(...) CompileError_UseAbstractMainThreadInstead
+
+static const char* ToPlayStateStr(MediaDecoder::PlayState aState) {
+ switch (aState) {
+ case MediaDecoder::PLAY_STATE_LOADING:
+ return "LOADING";
+ case MediaDecoder::PLAY_STATE_PAUSED:
+ return "PAUSED";
+ case MediaDecoder::PLAY_STATE_PLAYING:
+ return "PLAYING";
+ case MediaDecoder::PLAY_STATE_ENDED:
+ return "ENDED";
+ case MediaDecoder::PLAY_STATE_SHUTDOWN:
+ return "SHUTDOWN";
+ default:
+ MOZ_ASSERT_UNREACHABLE("Invalid playState.");
+ }
+ return "UNKNOWN";
+}
+
+class MediaMemoryTracker : public nsIMemoryReporter {
+ virtual ~MediaMemoryTracker();
+
+ NS_DECL_THREADSAFE_ISUPPORTS
+ NS_DECL_NSIMEMORYREPORTER
+
+ MOZ_DEFINE_MALLOC_SIZE_OF(MallocSizeOf);
+
+ MediaMemoryTracker();
+ void InitMemoryReporter();
+
+ static StaticRefPtr<MediaMemoryTracker> sUniqueInstance;
+
+ static MediaMemoryTracker* UniqueInstance() {
+ if (!sUniqueInstance) {
+ sUniqueInstance = new MediaMemoryTracker();
+ sUniqueInstance->InitMemoryReporter();
+ }
+ return sUniqueInstance;
+ }
+
+ using DecodersArray = nsTArray<MediaDecoder*>;
+ static DecodersArray& Decoders() { return UniqueInstance()->mDecoders; }
+
+ DecodersArray mDecoders;
+
+ public:
+ static void AddMediaDecoder(MediaDecoder* aDecoder) {
+ Decoders().AppendElement(aDecoder);
+ }
+
+ static void RemoveMediaDecoder(MediaDecoder* aDecoder) {
+ DecodersArray& decoders = Decoders();
+ decoders.RemoveElement(aDecoder);
+ if (decoders.IsEmpty()) {
+ sUniqueInstance = nullptr;
+ }
+ }
+};
+
+StaticRefPtr<MediaMemoryTracker> MediaMemoryTracker::sUniqueInstance;
+
+LazyLogModule gMediaTimerLog("MediaTimer");
+
+constexpr TimeUnit MediaDecoder::DEFAULT_NEXT_FRAME_AVAILABLE_BUFFERED;
+
+void MediaDecoder::InitStatics() {
+ MOZ_ASSERT(NS_IsMainThread());
+ // Eagerly init gMediaDecoderLog to work around bug 1415441.
+ MOZ_LOG(gMediaDecoderLog, LogLevel::Info, ("MediaDecoder::InitStatics"));
+
+#if defined(NIGHTLY_BUILD)
+ // Allow people to force a bit but try to warn them about filing bugs if audio
+ // decoding does not work on utility
+ static const bool allowLockPrefs =
+ PR_GetEnv("MOZ_DONT_LOCK_UTILITY_PLZ_FILE_A_BUG") == nullptr;
+ if (XRE_IsParentProcess() && allowLockPrefs) {
+ // Lock Utility process preferences so that people cannot opt-out of
+ // Utility process
+ Preferences::Lock("media.utility-process.enabled");
+# if defined(MOZ_FFMPEG)
+ Preferences::Lock("media.utility-ffmpeg.enabled");
+# endif // defined(MOZ_FFMPEG)
+# if defined(MOZ_FFVPX)
+ Preferences::Lock("media.utility-ffvpx.enabled");
+# endif // defined(MOZ_FFVPX)
+# if defined(MOZ_WMF)
+ Preferences::Lock("media.utility-wmf.enabled");
+# endif // defined(MOZ_WMF)
+# if defined(MOZ_APPLEMEDIA)
+ Preferences::Lock("media.utility-applemedia.enabled");
+# endif // defined(MOZ_APPLEMEDIA)
+ Preferences::Lock("media.utility-vorbis.enabled");
+ Preferences::Lock("media.utility-wav.enabled");
+ Preferences::Lock("media.utility-opus.enabled");
+ }
+#endif // defined(NIGHTLY_BUILD)
+}
+
+NS_IMPL_ISUPPORTS(MediaMemoryTracker, nsIMemoryReporter)
+
+void MediaDecoder::NotifyOwnerActivityChanged(bool aIsOwnerInvisible,
+ bool aIsOwnerConnected) {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_DIAGNOSTIC_ASSERT(!IsShutdown());
+ SetElementVisibility(aIsOwnerInvisible, aIsOwnerConnected);
+
+ NotifyCompositor();
+}
+
+void MediaDecoder::Pause() {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_DIAGNOSTIC_ASSERT(!IsShutdown());
+ LOG("Pause");
+ if (mPlayState == PLAY_STATE_LOADING || IsEnded()) {
+ mNextState = PLAY_STATE_PAUSED;
+ return;
+ }
+ ChangeState(PLAY_STATE_PAUSED);
+}
+
+void MediaDecoder::SetVolume(double aVolume) {
+ MOZ_ASSERT(NS_IsMainThread());
+ mVolume = aVolume;
+}
+
+RefPtr<GenericPromise> MediaDecoder::SetSink(AudioDeviceInfo* aSinkDevice) {
+ MOZ_ASSERT(NS_IsMainThread());
+ mSinkDevice = aSinkDevice;
+ return GetStateMachine()->InvokeSetSink(aSinkDevice);
+}
+
+void MediaDecoder::SetOutputCaptureState(OutputCaptureState aState,
+ SharedDummyTrack* aDummyTrack) {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_ASSERT(mDecoderStateMachine, "Must be called after Load().");
+ MOZ_ASSERT_IF(aState == OutputCaptureState::Capture, aDummyTrack);
+ mOutputCaptureState = aState;
+ if (mOutputDummyTrack.Ref().get() != aDummyTrack) {
+ mOutputDummyTrack = nsMainThreadPtrHandle<SharedDummyTrack>(
+ MakeAndAddRef<nsMainThreadPtrHolder<SharedDummyTrack>>(
+ "MediaDecoder::mOutputDummyTrack", aDummyTrack));
+ }
+}
+
+void MediaDecoder::AddOutputTrack(RefPtr<ProcessedMediaTrack> aTrack) {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_ASSERT(mDecoderStateMachine, "Must be called after Load().");
+ CopyableTArray<RefPtr<ProcessedMediaTrack>> tracks = mOutputTracks;
+ tracks.AppendElement(std::move(aTrack));
+ mOutputTracks = tracks;
+}
+
+void MediaDecoder::RemoveOutputTrack(
+ const RefPtr<ProcessedMediaTrack>& aTrack) {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_ASSERT(mDecoderStateMachine, "Must be called after Load().");
+ CopyableTArray<RefPtr<ProcessedMediaTrack>> tracks = mOutputTracks;
+ if (tracks.RemoveElement(aTrack)) {
+ mOutputTracks = tracks;
+ }
+}
+
+void MediaDecoder::SetOutputTracksPrincipal(
+ const RefPtr<nsIPrincipal>& aPrincipal) {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_ASSERT(mDecoderStateMachine, "Must be called after Load().");
+ mOutputPrincipal = MakePrincipalHandle(aPrincipal);
+}
+
+double MediaDecoder::GetDuration() {
+ MOZ_ASSERT(NS_IsMainThread());
+ return ToMicrosecondResolution(mDuration.match(DurationToDouble()));
+}
+
+bool MediaDecoder::IsInfinite() const {
+ MOZ_ASSERT(NS_IsMainThread());
+ return std::isinf(mDuration.match(DurationToDouble()));
+}
+
+#define INIT_MIRROR(name, val) \
+ name(mOwner->AbstractMainThread(), val, "MediaDecoder::" #name " (Mirror)")
+#define INIT_CANONICAL(name, val) \
+ name(mOwner->AbstractMainThread(), val, "MediaDecoder::" #name " (Canonical)")
+
+MediaDecoder::MediaDecoder(MediaDecoderInit& aInit)
+ : mWatchManager(this, aInit.mOwner->AbstractMainThread()),
+ mLogicalPosition(0.0),
+ mDuration(TimeUnit::Invalid()),
+ mOwner(aInit.mOwner),
+ mAbstractMainThread(aInit.mOwner->AbstractMainThread()),
+ mFrameStats(new FrameStatistics()),
+ mDecoderBenchmark(new DecoderBenchmark()),
+ mVideoFrameContainer(aInit.mOwner->GetVideoFrameContainer()),
+ mMinimizePreroll(aInit.mMinimizePreroll),
+ mFiredMetadataLoaded(false),
+ mIsOwnerInvisible(false),
+ mIsOwnerConnected(false),
+ mForcedHidden(false),
+ mHasSuspendTaint(aInit.mHasSuspendTaint),
+ mShouldResistFingerprinting(
+ aInit.mOwner->ShouldResistFingerprinting(RFPTarget::AudioSampleRate)),
+ mPlaybackRate(aInit.mPlaybackRate),
+ mLogicallySeeking(false, "MediaDecoder::mLogicallySeeking"),
+ INIT_MIRROR(mBuffered, TimeIntervals()),
+ INIT_MIRROR(mCurrentPosition, TimeUnit::Zero()),
+ INIT_MIRROR(mStateMachineDuration, NullableTimeUnit()),
+ INIT_MIRROR(mIsAudioDataAudible, false),
+ INIT_CANONICAL(mVolume, aInit.mVolume),
+ INIT_CANONICAL(mPreservesPitch, aInit.mPreservesPitch),
+ INIT_CANONICAL(mLooping, aInit.mLooping),
+ INIT_CANONICAL(mStreamName, aInit.mStreamName),
+ INIT_CANONICAL(mSinkDevice, nullptr),
+ INIT_CANONICAL(mSecondaryVideoContainer, nullptr),
+ INIT_CANONICAL(mOutputCaptureState, OutputCaptureState::None),
+ INIT_CANONICAL(mOutputDummyTrack, nullptr),
+ INIT_CANONICAL(mOutputTracks, nsTArray<RefPtr<ProcessedMediaTrack>>()),
+ INIT_CANONICAL(mOutputPrincipal, PRINCIPAL_HANDLE_NONE),
+ INIT_CANONICAL(mPlayState, PLAY_STATE_LOADING),
+ mSameOriginMedia(false),
+ mVideoDecodingOberver(
+ new BackgroundVideoDecodingPermissionObserver(this)),
+ mIsBackgroundVideoDecodingAllowed(false),
+ mTelemetryReported(false),
+ mContainerType(aInit.mContainerType),
+ mTelemetryProbesReporter(
+ new TelemetryProbesReporter(aInit.mReporterOwner)) {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_ASSERT(mAbstractMainThread);
+ MediaMemoryTracker::AddMediaDecoder(this);
+
+ //
+ // Initialize watchers.
+ //
+
+ // mDuration
+ mWatchManager.Watch(mStateMachineDuration, &MediaDecoder::DurationChanged);
+
+ // readyState
+ mWatchManager.Watch(mPlayState, &MediaDecoder::UpdateReadyState);
+ // ReadyState computation depends on MediaDecoder::CanPlayThrough, which
+ // depends on the download rate.
+ mWatchManager.Watch(mBuffered, &MediaDecoder::UpdateReadyState);
+
+ // mLogicalPosition
+ mWatchManager.Watch(mCurrentPosition, &MediaDecoder::UpdateLogicalPosition);
+ mWatchManager.Watch(mPlayState, &MediaDecoder::UpdateLogicalPosition);
+ mWatchManager.Watch(mLogicallySeeking, &MediaDecoder::UpdateLogicalPosition);
+
+ mWatchManager.Watch(mIsAudioDataAudible,
+ &MediaDecoder::NotifyAudibleStateChanged);
+
+ mWatchManager.Watch(mVolume, &MediaDecoder::NotifyVolumeChanged);
+
+ mVideoDecodingOberver->RegisterEvent();
+}
+
+#undef INIT_MIRROR
+#undef INIT_CANONICAL
+
+void MediaDecoder::Shutdown() {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_DIAGNOSTIC_ASSERT(!IsShutdown());
+
+ // Unwatch all watch targets to prevent further notifications.
+ mWatchManager.Shutdown();
+
+ DiscardOngoingSeekIfExists();
+
+ // This changes the decoder state to SHUTDOWN and does other things
+ // necessary to unblock the state machine thread if it's blocked, so
+ // the asynchronous shutdown in nsDestroyStateMachine won't deadlock.
+ if (mDecoderStateMachine) {
+ ShutdownStateMachine()->Then(mAbstractMainThread, __func__, this,
+ &MediaDecoder::FinishShutdown,
+ &MediaDecoder::FinishShutdown);
+ } else {
+ // Ensure we always unregister asynchronously in order not to disrupt
+ // the hashtable iterating in MediaShutdownManager::Shutdown().
+ RefPtr<MediaDecoder> self = this;
+ nsCOMPtr<nsIRunnable> r = NS_NewRunnableFunction(
+ "MediaDecoder::Shutdown", [self]() { self->ShutdownInternal(); });
+ mAbstractMainThread->Dispatch(r.forget());
+ }
+
+ ChangeState(PLAY_STATE_SHUTDOWN);
+ mVideoDecodingOberver->UnregisterEvent();
+ mVideoDecodingOberver = nullptr;
+ mOwner = nullptr;
+}
+
+void MediaDecoder::NotifyXPCOMShutdown() {
+ MOZ_ASSERT(NS_IsMainThread());
+ // NotifyXPCOMShutdown will clear its reference to mDecoder. So we must ensure
+ // that this MediaDecoder stays alive until completion.
+ RefPtr<MediaDecoder> kungFuDeathGrip = this;
+ if (auto* owner = GetOwner()) {
+ owner->NotifyXPCOMShutdown();
+ } else if (!IsShutdown()) {
+ Shutdown();
+ }
+ MOZ_DIAGNOSTIC_ASSERT(IsShutdown());
+}
+
+MediaDecoder::~MediaDecoder() {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_DIAGNOSTIC_ASSERT(IsShutdown());
+ MediaMemoryTracker::RemoveMediaDecoder(this);
+}
+
+void MediaDecoder::OnPlaybackEvent(MediaPlaybackEvent&& aEvent) {
+ switch (aEvent.mType) {
+ case MediaPlaybackEvent::PlaybackEnded:
+ PlaybackEnded();
+ break;
+ case MediaPlaybackEvent::SeekStarted:
+ SeekingStarted();
+ break;
+ case MediaPlaybackEvent::Invalidate:
+ Invalidate();
+ break;
+ case MediaPlaybackEvent::EnterVideoSuspend:
+ GetOwner()->DispatchAsyncEvent(u"mozentervideosuspend"_ns);
+ mTelemetryProbesReporter->OnDecodeSuspended();
+ mIsVideoDecodingSuspended = true;
+ break;
+ case MediaPlaybackEvent::ExitVideoSuspend:
+ GetOwner()->DispatchAsyncEvent(u"mozexitvideosuspend"_ns);
+ mTelemetryProbesReporter->OnDecodeResumed();
+ mIsVideoDecodingSuspended = false;
+ break;
+ case MediaPlaybackEvent::StartVideoSuspendTimer:
+ GetOwner()->DispatchAsyncEvent(u"mozstartvideosuspendtimer"_ns);
+ break;
+ case MediaPlaybackEvent::CancelVideoSuspendTimer:
+ GetOwner()->DispatchAsyncEvent(u"mozcancelvideosuspendtimer"_ns);
+ break;
+ case MediaPlaybackEvent::VideoOnlySeekBegin:
+ GetOwner()->DispatchAsyncEvent(u"mozvideoonlyseekbegin"_ns);
+ break;
+ case MediaPlaybackEvent::VideoOnlySeekCompleted:
+ GetOwner()->DispatchAsyncEvent(u"mozvideoonlyseekcompleted"_ns);
+ break;
+ default:
+ break;
+ }
+}
+
+bool MediaDecoder::IsVideoDecodingSuspended() const {
+ return mIsVideoDecodingSuspended;
+}
+
+void MediaDecoder::OnPlaybackErrorEvent(const MediaResult& aError) {
+ MOZ_ASSERT(NS_IsMainThread());
+#ifndef MOZ_WMF_MEDIA_ENGINE
+ DecodeError(aError);
+#else
+ if (aError != NS_ERROR_DOM_MEDIA_EXTERNAL_ENGINE_NOT_SUPPORTED_ERR &&
+ aError != NS_ERROR_DOM_MEDIA_CDM_PROXY_NOT_SUPPORTED_ERR) {
+ DecodeError(aError);
+ return;
+ }
+
+ // Already in shutting down decoder, no need to create another state machine.
+ if (mPlayState == PLAY_STATE_SHUTDOWN) {
+ return;
+ }
+
+ // External engine can't play the resource or we intentionally disable it, try
+ // to use our own state machine again. Here we will create a new state machine
+ // immediately and asynchrously shutdown the old one because we don't want to
+ // dispatch any task to the old state machine. Therefore, we will disconnect
+ // anything related with the old state machine, create a new state machine and
+ // setup events/mirror/etc, then shutdown the old one and release its
+ // reference once it finishes shutdown.
+ RefPtr<MediaDecoderStateMachineBase> discardStateMachine =
+ mDecoderStateMachine;
+
+ // Disconnect mirror and events first.
+ SetStateMachine(nullptr);
+ DisconnectEvents();
+
+ // Recreate a state machine and shutdown the old one.
+ bool needExternalEngine = false;
+ if (aError == NS_ERROR_DOM_MEDIA_CDM_PROXY_NOT_SUPPORTED_ERR) {
+# ifdef MOZ_WMF_CDM
+ if (aError.GetCDMProxy()->AsWMFCDMProxy()) {
+ needExternalEngine = true;
+ }
+# endif
+ }
+ LOG("Need to create a new %s state machine",
+ needExternalEngine ? "external engine" : "normal");
+
+ nsresult rv = CreateAndInitStateMachine(
+ false /* live stream */,
+ !needExternalEngine /* disable external engine */);
+ if (NS_WARN_IF(NS_FAILED(rv))) {
+ LOG("Failed to create a new state machine!");
+ glean::mfcdm::ErrorExtra extraData;
+ extraData.errorName = Some("FAILED_TO_FALLBACK_TO_STATE_MACHINE"_ns);
+ nsAutoCString resolution;
+ if (mInfo) {
+ if (mInfo->HasAudio()) {
+ extraData.audioCodec = Some(mInfo->mAudio.mMimeType);
+ }
+ if (mInfo->HasVideo()) {
+ extraData.videoCodec = Some(mInfo->mVideo.mMimeType);
+ DetermineResolutionForTelemetry(*mInfo, resolution);
+ extraData.resolution = Some(resolution);
+ }
+ }
+ glean::mfcdm::error.Record(Some(extraData));
+ if (MOZ_LOG_TEST(gMediaDecoderLog, LogLevel::Debug)) {
+ nsPrintfCString logMessage{"MFCDM Error event, error=%s",
+ extraData.errorName->get()};
+ if (mInfo) {
+ if (mInfo->HasAudio()) {
+ logMessage.Append(
+ nsPrintfCString{", audio=%s", mInfo->mAudio.mMimeType.get()});
+ }
+ if (mInfo->HasVideo()) {
+ logMessage.Append(nsPrintfCString{", video=%s, resolution=%s",
+ mInfo->mVideo.mMimeType.get(),
+ resolution.get()});
+ }
+ }
+ LOG("%s", logMessage.get());
+ }
+ }
+
+ // Some attributes might have been set on the destroyed state machine, and
+ // won't be reflected on the new MDSM by the state mirroring. We need to
+ // update them manually later, after MDSM finished reading the
+ // metadata because the MDSM might not be ready to perform the operations yet.
+ mPendingStatusUpdateForNewlyCreatedStateMachine = true;
+
+ // If there is ongoing seek performed on the old MDSM, cancel it because we
+ // will perform seeking later again and don't want the old seeking affecting
+ // us.
+ DiscardOngoingSeekIfExists();
+
+ discardStateMachine->BeginShutdown()->Then(
+ AbstractThread::MainThread(), __func__, [discardStateMachine] {});
+#endif
+}
+
+void MediaDecoder::OnDecoderDoctorEvent(DecoderDoctorEvent aEvent) {
+ MOZ_ASSERT(NS_IsMainThread());
+ // OnDecoderDoctorEvent is disconnected at shutdown time.
+ MOZ_DIAGNOSTIC_ASSERT(!IsShutdown());
+ Document* doc = GetOwner()->GetDocument();
+ if (!doc) {
+ return;
+ }
+ DecoderDoctorDiagnostics diags;
+ diags.StoreEvent(doc, aEvent, __func__);
+}
+
+static const char* NextFrameStatusToStr(
+ MediaDecoderOwner::NextFrameStatus aStatus) {
+ switch (aStatus) {
+ case MediaDecoderOwner::NEXT_FRAME_AVAILABLE:
+ return "NEXT_FRAME_AVAILABLE";
+ case MediaDecoderOwner::NEXT_FRAME_UNAVAILABLE:
+ return "NEXT_FRAME_UNAVAILABLE";
+ case MediaDecoderOwner::NEXT_FRAME_UNAVAILABLE_BUFFERING:
+ return "NEXT_FRAME_UNAVAILABLE_BUFFERING";
+ case MediaDecoderOwner::NEXT_FRAME_UNAVAILABLE_SEEKING:
+ return "NEXT_FRAME_UNAVAILABLE_SEEKING";
+ case MediaDecoderOwner::NEXT_FRAME_UNINITIALIZED:
+ return "NEXT_FRAME_UNINITIALIZED";
+ }
+ return "UNKNOWN";
+}
+
+void MediaDecoder::OnNextFrameStatus(
+ MediaDecoderOwner::NextFrameStatus aStatus) {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_DIAGNOSTIC_ASSERT(!IsShutdown());
+ if (mNextFrameStatus != aStatus) {
+ LOG("Changed mNextFrameStatus to %s", NextFrameStatusToStr(aStatus));
+ mNextFrameStatus = aStatus;
+ UpdateReadyState();
+ }
+}
+
+void MediaDecoder::OnTrackInfoUpdated(const VideoInfo& aVideoInfo,
+ const AudioInfo& aAudioInfo) {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_DIAGNOSTIC_ASSERT(!IsShutdown());
+
+ // Note that we don't check HasVideo() or HasAudio() here, because
+ // those are checks for existing validity. If we always set the values
+ // to what we receive, then we can go from not-video to video, for
+ // example.
+ mInfo->mVideo = aVideoInfo;
+ mInfo->mAudio = aAudioInfo;
+
+ Invalidate();
+
+ EnsureTelemetryReported();
+}
+
+void MediaDecoder::OnSecondaryVideoContainerInstalled(
+ const RefPtr<VideoFrameContainer>& aSecondaryVideoContainer) {
+ MOZ_ASSERT(NS_IsMainThread());
+ GetOwner()->OnSecondaryVideoContainerInstalled(aSecondaryVideoContainer);
+}
+
+void MediaDecoder::OnStoreDecoderBenchmark(const VideoInfo& aInfo) {
+ MOZ_ASSERT(NS_IsMainThread());
+
+ int32_t videoFrameRate = aInfo.GetFrameRate().ref();
+
+ if (mFrameStats && videoFrameRate) {
+ DecoderBenchmarkInfo benchmarkInfo{
+ aInfo.mMimeType,
+ aInfo.mDisplay.width,
+ aInfo.mDisplay.height,
+ videoFrameRate,
+ BitDepthForColorDepth(aInfo.mColorDepth),
+ };
+
+ LOG("Store benchmark: Video width=%d, height=%d, frameRate=%d, content "
+ "type = %s\n",
+ benchmarkInfo.mWidth, benchmarkInfo.mHeight, benchmarkInfo.mFrameRate,
+ benchmarkInfo.mContentType.BeginReading());
+
+ mDecoderBenchmark->Store(benchmarkInfo, mFrameStats);
+ }
+}
+
+void MediaDecoder::ShutdownInternal() {
+ MOZ_ASSERT(NS_IsMainThread());
+ mVideoFrameContainer = nullptr;
+ mSecondaryVideoContainer = nullptr;
+ MediaShutdownManager::Instance().Unregister(this);
+}
+
+void MediaDecoder::FinishShutdown() {
+ MOZ_ASSERT(NS_IsMainThread());
+ SetStateMachine(nullptr);
+ ShutdownInternal();
+}
+
+nsresult MediaDecoder::CreateAndInitStateMachine(bool aIsLiveStream,
+ bool aDisableExternalEngine) {
+ MOZ_ASSERT(NS_IsMainThread());
+ SetStateMachine(CreateStateMachine(aDisableExternalEngine));
+
+ NS_ENSURE_TRUE(GetStateMachine(), NS_ERROR_FAILURE);
+ GetStateMachine()->DispatchIsLiveStream(aIsLiveStream);
+
+ nsresult rv = mDecoderStateMachine->Init(this);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ // If some parameters got set before the state machine got created,
+ // set them now
+ SetStateMachineParameters();
+
+ return NS_OK;
+}
+
+void MediaDecoder::SetStateMachineParameters() {
+ MOZ_ASSERT(NS_IsMainThread());
+ if (mPlaybackRate != 1 && mPlaybackRate != 0) {
+ mDecoderStateMachine->DispatchSetPlaybackRate(mPlaybackRate);
+ }
+ mTimedMetadataListener = mDecoderStateMachine->TimedMetadataEvent().Connect(
+ mAbstractMainThread, this, &MediaDecoder::OnMetadataUpdate);
+ mMetadataLoadedListener = mDecoderStateMachine->MetadataLoadedEvent().Connect(
+ mAbstractMainThread, this, &MediaDecoder::MetadataLoaded);
+ mFirstFrameLoadedListener =
+ mDecoderStateMachine->FirstFrameLoadedEvent().Connect(
+ mAbstractMainThread, this, &MediaDecoder::FirstFrameLoaded);
+
+ mOnPlaybackEvent = mDecoderStateMachine->OnPlaybackEvent().Connect(
+ mAbstractMainThread, this, &MediaDecoder::OnPlaybackEvent);
+ mOnPlaybackErrorEvent = mDecoderStateMachine->OnPlaybackErrorEvent().Connect(
+ mAbstractMainThread, this, &MediaDecoder::OnPlaybackErrorEvent);
+ mOnDecoderDoctorEvent = mDecoderStateMachine->OnDecoderDoctorEvent().Connect(
+ mAbstractMainThread, this, &MediaDecoder::OnDecoderDoctorEvent);
+ mOnMediaNotSeekable = mDecoderStateMachine->OnMediaNotSeekable().Connect(
+ mAbstractMainThread, this, &MediaDecoder::OnMediaNotSeekable);
+ mOnNextFrameStatus = mDecoderStateMachine->OnNextFrameStatus().Connect(
+ mAbstractMainThread, this, &MediaDecoder::OnNextFrameStatus);
+ mOnTrackInfoUpdated = mDecoderStateMachine->OnTrackInfoUpdatedEvent().Connect(
+ mAbstractMainThread, this, &MediaDecoder::OnTrackInfoUpdated);
+ mOnSecondaryVideoContainerInstalled =
+ mDecoderStateMachine->OnSecondaryVideoContainerInstalled().Connect(
+ mAbstractMainThread, this,
+ &MediaDecoder::OnSecondaryVideoContainerInstalled);
+ mOnStoreDecoderBenchmark = mReader->OnStoreDecoderBenchmark().Connect(
+ mAbstractMainThread, this, &MediaDecoder::OnStoreDecoderBenchmark);
+
+ mOnEncrypted = mReader->OnEncrypted().Connect(
+ mAbstractMainThread, GetOwner(), &MediaDecoderOwner::DispatchEncrypted);
+ mOnWaitingForKey = mReader->OnWaitingForKey().Connect(
+ mAbstractMainThread, GetOwner(), &MediaDecoderOwner::NotifyWaitingForKey);
+ mOnDecodeWarning = mReader->OnDecodeWarning().Connect(
+ mAbstractMainThread, GetOwner(), &MediaDecoderOwner::DecodeWarning);
+}
+
+void MediaDecoder::DisconnectEvents() {
+ MOZ_ASSERT(NS_IsMainThread());
+ mTimedMetadataListener.Disconnect();
+ mMetadataLoadedListener.Disconnect();
+ mFirstFrameLoadedListener.Disconnect();
+ mOnPlaybackEvent.Disconnect();
+ mOnPlaybackErrorEvent.Disconnect();
+ mOnDecoderDoctorEvent.Disconnect();
+ mOnMediaNotSeekable.Disconnect();
+ mOnEncrypted.Disconnect();
+ mOnWaitingForKey.Disconnect();
+ mOnDecodeWarning.Disconnect();
+ mOnNextFrameStatus.Disconnect();
+ mOnTrackInfoUpdated.Disconnect();
+ mOnSecondaryVideoContainerInstalled.Disconnect();
+ mOnStoreDecoderBenchmark.Disconnect();
+}
+
+RefPtr<ShutdownPromise> MediaDecoder::ShutdownStateMachine() {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_ASSERT(GetStateMachine());
+ DisconnectEvents();
+ return mDecoderStateMachine->BeginShutdown();
+}
+
+void MediaDecoder::Play() {
+ MOZ_ASSERT(NS_IsMainThread());
+
+ NS_ASSERTION(mDecoderStateMachine != nullptr, "Should have state machine.");
+ LOG("Play");
+ if (mPlaybackRate == 0) {
+ return;
+ }
+
+ if (IsEnded()) {
+ Seek(0, SeekTarget::PrevSyncPoint);
+ return;
+ }
+
+ if (mPlayState == PLAY_STATE_LOADING) {
+ mNextState = PLAY_STATE_PLAYING;
+ return;
+ }
+
+ ChangeState(PLAY_STATE_PLAYING);
+}
+
+void MediaDecoder::Seek(double aTime, SeekTarget::Type aSeekType) {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_DIAGNOSTIC_ASSERT(!IsShutdown());
+
+ MOZ_ASSERT(aTime >= 0.0, "Cannot seek to a negative value.");
+
+ LOG("Seek");
+ auto time = TimeUnit::FromSeconds(aTime);
+
+ mLogicalPosition = aTime;
+ mLogicallySeeking = true;
+ SeekTarget target = SeekTarget(time, aSeekType);
+ CallSeek(target);
+
+ if (mPlayState == PLAY_STATE_ENDED) {
+ ChangeState(GetOwner()->GetPaused() ? PLAY_STATE_PAUSED
+ : PLAY_STATE_PLAYING);
+ }
+}
+
+void MediaDecoder::SetDelaySeekMode(bool aShouldDelaySeek) {
+ MOZ_ASSERT(NS_IsMainThread());
+ LOG("SetDelaySeekMode, shouldDelaySeek=%d", aShouldDelaySeek);
+ if (mShouldDelaySeek == aShouldDelaySeek) {
+ return;
+ }
+ mShouldDelaySeek = aShouldDelaySeek;
+ if (!mShouldDelaySeek && mDelayedSeekTarget) {
+ Seek(mDelayedSeekTarget->GetTime().ToSeconds(),
+ mDelayedSeekTarget->GetType());
+ mDelayedSeekTarget.reset();
+ }
+}
+
+void MediaDecoder::DiscardOngoingSeekIfExists() {
+ MOZ_ASSERT(NS_IsMainThread());
+ mSeekRequest.DisconnectIfExists();
+}
+
+void MediaDecoder::CallSeek(const SeekTarget& aTarget) {
+ MOZ_ASSERT(NS_IsMainThread());
+ if (mShouldDelaySeek) {
+ LOG("Delay seek to %f and store it to delayed seek target",
+ mDelayedSeekTarget->GetTime().ToSeconds());
+ mDelayedSeekTarget = Some(aTarget);
+ return;
+ }
+ DiscardOngoingSeekIfExists();
+ mDecoderStateMachine->InvokeSeek(aTarget)
+ ->Then(mAbstractMainThread, __func__, this, &MediaDecoder::OnSeekResolved,
+ &MediaDecoder::OnSeekRejected)
+ ->Track(mSeekRequest);
+}
+
+double MediaDecoder::GetCurrentTime() {
+ MOZ_ASSERT(NS_IsMainThread());
+ return mLogicalPosition;
+}
+
+void MediaDecoder::OnMetadataUpdate(TimedMetadata&& aMetadata) {
+ MOZ_ASSERT(NS_IsMainThread());
+ MetadataLoaded(MakeUnique<MediaInfo>(*aMetadata.mInfo),
+ UniquePtr<MetadataTags>(std::move(aMetadata.mTags)),
+ MediaDecoderEventVisibility::Observable);
+ FirstFrameLoaded(std::move(aMetadata.mInfo),
+ MediaDecoderEventVisibility::Observable);
+}
+
+void MediaDecoder::MetadataLoaded(
+ UniquePtr<MediaInfo> aInfo, UniquePtr<MetadataTags> aTags,
+ MediaDecoderEventVisibility aEventVisibility) {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_DIAGNOSTIC_ASSERT(!IsShutdown());
+
+ LOG("MetadataLoaded, channels=%u rate=%u hasAudio=%d hasVideo=%d",
+ aInfo->mAudio.mChannels, aInfo->mAudio.mRate, aInfo->HasAudio(),
+ aInfo->HasVideo());
+
+ mMediaSeekable = aInfo->mMediaSeekable;
+ mMediaSeekableOnlyInBufferedRanges =
+ aInfo->mMediaSeekableOnlyInBufferedRanges;
+ mInfo = std::move(aInfo);
+
+ mTelemetryProbesReporter->OnMediaContentChanged(
+ TelemetryProbesReporter::MediaInfoToMediaContent(*mInfo));
+
+ // Make sure the element and the frame (if any) are told about
+ // our new size.
+ if (aEventVisibility != MediaDecoderEventVisibility::Suppressed) {
+ mFiredMetadataLoaded = true;
+ GetOwner()->MetadataLoaded(mInfo.get(), std::move(aTags));
+ }
+ // Invalidate() will end up calling GetOwner()->UpdateMediaSize with the last
+ // dimensions retrieved from the video frame container. The video frame
+ // container contains more up to date dimensions than aInfo.
+ // So we call Invalidate() after calling GetOwner()->MetadataLoaded to ensure
+ // the media element has the latest dimensions.
+ Invalidate();
+
+#ifdef MOZ_WMF_MEDIA_ENGINE
+ if (mPendingStatusUpdateForNewlyCreatedStateMachine) {
+ mPendingStatusUpdateForNewlyCreatedStateMachine = false;
+ LOG("Set pending statuses if necessary (mLogicallySeeking=%d, "
+ "mLogicalPosition=%f, mPlaybackRate=%f)",
+ mLogicallySeeking.Ref(), mLogicalPosition, mPlaybackRate);
+ if (mLogicalPosition != 0) {
+ Seek(mLogicalPosition, SeekTarget::Accurate);
+ }
+ if (mPlaybackRate != 0 && mPlaybackRate != 1.0) {
+ mDecoderStateMachine->DispatchSetPlaybackRate(mPlaybackRate);
+ }
+ }
+#endif
+
+ EnsureTelemetryReported();
+}
+
+void MediaDecoder::EnsureTelemetryReported() {
+ MOZ_ASSERT(NS_IsMainThread());
+
+ if (mTelemetryReported || !mInfo) {
+ // Note: sometimes we get multiple MetadataLoaded calls (for example
+ // for chained ogg). So we ensure we don't report duplicate results for
+ // these resources.
+ return;
+ }
+
+ nsTArray<nsCString> codecs;
+ if (mInfo->HasAudio() &&
+ !mInfo->mAudio.GetAsAudioInfo()->mMimeType.IsEmpty()) {
+ codecs.AppendElement(mInfo->mAudio.GetAsAudioInfo()->mMimeType);
+ }
+ if (mInfo->HasVideo() &&
+ !mInfo->mVideo.GetAsVideoInfo()->mMimeType.IsEmpty()) {
+ codecs.AppendElement(mInfo->mVideo.GetAsVideoInfo()->mMimeType);
+ }
+ if (codecs.IsEmpty()) {
+ codecs.AppendElement(nsPrintfCString(
+ "resource; %s", ContainerType().OriginalString().Data()));
+ }
+ for (const nsCString& codec : codecs) {
+ LOG("Telemetry MEDIA_CODEC_USED= '%s'", codec.get());
+ Telemetry::Accumulate(Telemetry::HistogramID::MEDIA_CODEC_USED, codec);
+ }
+
+ mTelemetryReported = true;
+}
+
+const char* MediaDecoder::PlayStateStr() {
+ MOZ_ASSERT(NS_IsMainThread());
+ return ToPlayStateStr(mPlayState);
+}
+
+void MediaDecoder::FirstFrameLoaded(
+ UniquePtr<MediaInfo> aInfo, MediaDecoderEventVisibility aEventVisibility) {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_DIAGNOSTIC_ASSERT(!IsShutdown());
+
+ LOG("FirstFrameLoaded, channels=%u rate=%u hasAudio=%d hasVideo=%d "
+ "mPlayState=%s transportSeekable=%d",
+ aInfo->mAudio.mChannels, aInfo->mAudio.mRate, aInfo->HasAudio(),
+ aInfo->HasVideo(), PlayStateStr(), IsTransportSeekable());
+
+ mInfo = std::move(aInfo);
+ mTelemetryProbesReporter->OnMediaContentChanged(
+ TelemetryProbesReporter::MediaInfoToMediaContent(*mInfo));
+
+ Invalidate();
+
+ // The element can run javascript via events
+ // before reaching here, so only change the
+ // state if we're still set to the original
+ // loading state.
+ if (mPlayState == PLAY_STATE_LOADING) {
+ ChangeState(mNextState);
+ }
+
+ // GetOwner()->FirstFrameLoaded() might call us back. Put it at the bottom of
+ // this function to avoid unexpected shutdown from reentrant calls.
+ if (aEventVisibility != MediaDecoderEventVisibility::Suppressed) {
+ GetOwner()->FirstFrameLoaded();
+ }
+}
+
+void MediaDecoder::NetworkError(const MediaResult& aError) {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_DIAGNOSTIC_ASSERT(!IsShutdown());
+ GetOwner()->NetworkError(aError);
+}
+
+void MediaDecoder::DecodeError(const MediaResult& aError) {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_DIAGNOSTIC_ASSERT(!IsShutdown());
+ GetOwner()->DecodeError(aError);
+}
+
+void MediaDecoder::UpdateSameOriginStatus(bool aSameOrigin) {
+ MOZ_ASSERT(NS_IsMainThread());
+ mSameOriginMedia = aSameOrigin;
+}
+
+bool MediaDecoder::IsSeeking() const {
+ MOZ_ASSERT(NS_IsMainThread());
+ return mLogicallySeeking;
+}
+
+bool MediaDecoder::OwnerHasError() const {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_DIAGNOSTIC_ASSERT(!IsShutdown());
+ return GetOwner()->HasError();
+}
+
+bool MediaDecoder::IsEnded() const {
+ MOZ_ASSERT(NS_IsMainThread());
+ return mPlayState == PLAY_STATE_ENDED;
+}
+
+bool MediaDecoder::IsShutdown() const {
+ MOZ_ASSERT(NS_IsMainThread());
+ return mPlayState == PLAY_STATE_SHUTDOWN;
+}
+
+void MediaDecoder::PlaybackEnded() {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_DIAGNOSTIC_ASSERT(!IsShutdown());
+
+ if (mLogicallySeeking || mPlayState == PLAY_STATE_LOADING ||
+ mPlayState == PLAY_STATE_ENDED) {
+ LOG("MediaDecoder::PlaybackEnded bailed out, "
+ "mLogicallySeeking=%d mPlayState=%s",
+ mLogicallySeeking.Ref(), ToPlayStateStr(mPlayState));
+ return;
+ }
+
+ LOG("MediaDecoder::PlaybackEnded");
+
+ ChangeState(PLAY_STATE_ENDED);
+ InvalidateWithFlags(VideoFrameContainer::INVALIDATE_FORCE);
+ GetOwner()->PlaybackEnded();
+}
+
+void MediaDecoder::NotifyPrincipalChanged() {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_DIAGNOSTIC_ASSERT(!IsShutdown());
+ GetOwner()->NotifyDecoderPrincipalChanged();
+}
+
+void MediaDecoder::OnSeekResolved() {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_DIAGNOSTIC_ASSERT(!IsShutdown());
+ LOG("MediaDecoder::OnSeekResolved");
+ mLogicallySeeking = false;
+
+ // Ensure logical position is updated after seek.
+ UpdateLogicalPositionInternal();
+ mSeekRequest.Complete();
+
+ GetOwner()->SeekCompleted();
+}
+
+void MediaDecoder::OnSeekRejected() {
+ MOZ_ASSERT(NS_IsMainThread());
+ LOG("MediaDecoder::OnSeekRejected");
+ mSeekRequest.Complete();
+ mLogicallySeeking = false;
+
+ GetOwner()->SeekAborted();
+}
+
+void MediaDecoder::SeekingStarted() {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_DIAGNOSTIC_ASSERT(!IsShutdown());
+ GetOwner()->SeekStarted();
+}
+
+void MediaDecoder::ChangeState(PlayState aState) {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_ASSERT(!IsShutdown(), "SHUTDOWN is the final state.");
+
+ if (mNextState == aState) {
+ mNextState = PLAY_STATE_PAUSED;
+ }
+
+ if (mPlayState != aState) {
+ DDLOG(DDLogCategory::Property, "play_state", ToPlayStateStr(aState));
+ LOG("Play state changes from %s to %s", ToPlayStateStr(mPlayState),
+ ToPlayStateStr(aState));
+ mPlayState = aState;
+ UpdateTelemetryHelperBasedOnPlayState(aState);
+ }
+}
+
+TelemetryProbesReporter::Visibility MediaDecoder::OwnerVisibility() const {
+ return GetOwner()->IsActuallyInvisible() || mForcedHidden
+ ? TelemetryProbesReporter::Visibility::eInvisible
+ : TelemetryProbesReporter::Visibility::eVisible;
+}
+
+void MediaDecoder::UpdateTelemetryHelperBasedOnPlayState(
+ PlayState aState) const {
+ if (aState == PlayState::PLAY_STATE_PLAYING) {
+ mTelemetryProbesReporter->OnPlay(
+ OwnerVisibility(),
+ TelemetryProbesReporter::MediaInfoToMediaContent(*mInfo),
+ mVolume == 0.f);
+ } else if (aState == PlayState::PLAY_STATE_PAUSED ||
+ aState == PlayState::PLAY_STATE_ENDED) {
+ mTelemetryProbesReporter->OnPause(OwnerVisibility());
+ } else if (aState == PLAY_STATE_SHUTDOWN) {
+ mTelemetryProbesReporter->OnShutdown();
+ }
+}
+
+MediaDecoder::PositionUpdate MediaDecoder::GetPositionUpdateReason(
+ double aPrevPos, const TimeUnit& aCurPos) const {
+ MOZ_ASSERT(NS_IsMainThread());
+ // If current position is earlier than previous position and we didn't do
+ // seek, that means we looped back to the start position.
+ const bool notSeeking = !mSeekRequest.Exists();
+ if (mLooping && notSeeking && aCurPos.ToSeconds() < aPrevPos) {
+ return PositionUpdate::eSeamlessLoopingSeeking;
+ }
+ return aPrevPos != aCurPos.ToSeconds() && notSeeking
+ ? PositionUpdate::ePeriodicUpdate
+ : PositionUpdate::eOther;
+}
+
+void MediaDecoder::UpdateLogicalPositionInternal() {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_DIAGNOSTIC_ASSERT(!IsShutdown());
+
+ TimeUnit currentPosition = CurrentPosition();
+ if (mPlayState == PLAY_STATE_ENDED) {
+ currentPosition =
+ std::max(currentPosition, mDuration.match(DurationToTimeUnit()));
+ }
+
+ const PositionUpdate reason =
+ GetPositionUpdateReason(mLogicalPosition, currentPosition);
+ switch (reason) {
+ case PositionUpdate::ePeriodicUpdate:
+ SetLogicalPosition(currentPosition);
+ // This is actually defined in `TimeMarchesOn`, but we do that in decoder.
+ // https://html.spec.whatwg.org/multipage/media.html#playing-the-media-resource:event-media-timeupdate-7
+ // TODO (bug 1688137): should we move it back to `TimeMarchesOn`?
+ GetOwner()->MaybeQueueTimeupdateEvent();
+ break;
+ case PositionUpdate::eSeamlessLoopingSeeking:
+ // When seamless seeking occurs, seeking was performed on the demuxer so
+ // the decoder doesn't know. That means decoder still thinks it's in
+ // playing. Therefore, we have to manually call those methods to notify
+ // the owner about seeking.
+ GetOwner()->SeekStarted();
+ SetLogicalPosition(currentPosition);
+ GetOwner()->SeekCompleted();
+ break;
+ default:
+ MOZ_ASSERT(reason == PositionUpdate::eOther);
+ SetLogicalPosition(currentPosition);
+ break;
+ }
+
+ // Invalidate the frame so any video data is displayed.
+ // Do this before the timeupdate event so that if that
+ // event runs JavaScript that queries the media size, the
+ // frame has reflowed and the size updated beforehand.
+ Invalidate();
+}
+
+void MediaDecoder::SetLogicalPosition(const TimeUnit& aNewPosition) {
+ MOZ_ASSERT(NS_IsMainThread());
+ if (TimeUnit::FromSeconds(mLogicalPosition) == aNewPosition ||
+ mLogicalPosition == aNewPosition.ToSeconds()) {
+ return;
+ }
+ mLogicalPosition = aNewPosition.ToSeconds();
+ DDLOG(DDLogCategory::Property, "currentTime", mLogicalPosition);
+}
+
+void MediaDecoder::DurationChanged() {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_DIAGNOSTIC_ASSERT(!IsShutdown());
+
+ Variant<TimeUnit, double> oldDuration = mDuration;
+
+ // Use the explicit duration if we have one.
+ // Otherwise use the duration mirrored from MDSM.
+ if (mExplicitDuration.isSome()) {
+ mDuration.emplace<double>(mExplicitDuration.ref());
+ } else if (mStateMachineDuration.Ref().isSome()) {
+ MOZ_ASSERT(mStateMachineDuration.Ref().ref().IsValid());
+ mDuration.emplace<TimeUnit>(mStateMachineDuration.Ref().ref());
+ }
+
+ LOG("New duration: %s",
+ mDuration.match(DurationToTimeUnit()).ToString().get());
+ if (oldDuration.is<TimeUnit>() && oldDuration.as<TimeUnit>().IsValid()) {
+ LOG("Old Duration %s",
+ oldDuration.match(DurationToTimeUnit()).ToString().get());
+ }
+
+ if ((oldDuration.is<double>() || oldDuration.as<TimeUnit>().IsValid())) {
+ if (mDuration.match(DurationToDouble()) ==
+ oldDuration.match(DurationToDouble())) {
+ return;
+ }
+ }
+
+ LOG("Duration changed to %s",
+ mDuration.match(DurationToTimeUnit()).ToString().get());
+
+ // See https://www.w3.org/Bugs/Public/show_bug.cgi?id=28822 for a discussion
+ // of whether we should fire durationchange on explicit infinity.
+ if (mFiredMetadataLoaded &&
+ (!std::isinf(mDuration.match(DurationToDouble())) ||
+ mExplicitDuration.isSome())) {
+ GetOwner()->DispatchAsyncEvent(u"durationchange"_ns);
+ }
+
+ if (CurrentPosition().ToSeconds() > mDuration.match(DurationToDouble())) {
+ Seek(mDuration.match(DurationToDouble()), SeekTarget::Accurate);
+ }
+}
+
+already_AddRefed<KnowsCompositor> MediaDecoder::GetCompositor() {
+ MediaDecoderOwner* owner = GetOwner();
+ Document* ownerDoc = owner ? owner->GetDocument() : nullptr;
+ WindowRenderer* renderer =
+ ownerDoc ? nsContentUtils::WindowRendererForDocument(ownerDoc) : nullptr;
+ RefPtr<KnowsCompositor> knows =
+ renderer ? renderer->AsKnowsCompositor() : nullptr;
+ return knows ? knows->GetForMedia().forget() : nullptr;
+}
+
+void MediaDecoder::NotifyCompositor() {
+ RefPtr<KnowsCompositor> knowsCompositor = GetCompositor();
+ if (knowsCompositor) {
+ nsCOMPtr<nsIRunnable> r =
+ NewRunnableMethod<already_AddRefed<KnowsCompositor>&&>(
+ "MediaFormatReader::UpdateCompositor", mReader,
+ &MediaFormatReader::UpdateCompositor, knowsCompositor.forget());
+ Unused << mReader->OwnerThread()->Dispatch(r.forget());
+ }
+}
+
+void MediaDecoder::SetElementVisibility(bool aIsOwnerInvisible,
+ bool aIsOwnerConnected) {
+ MOZ_ASSERT(NS_IsMainThread());
+ mIsOwnerInvisible = aIsOwnerInvisible;
+ mIsOwnerConnected = aIsOwnerConnected;
+ mTelemetryProbesReporter->OnVisibilityChanged(OwnerVisibility());
+ UpdateVideoDecodeMode();
+}
+
+void MediaDecoder::SetForcedHidden(bool aForcedHidden) {
+ MOZ_ASSERT(NS_IsMainThread());
+ mForcedHidden = aForcedHidden;
+ mTelemetryProbesReporter->OnVisibilityChanged(OwnerVisibility());
+ UpdateVideoDecodeMode();
+}
+
+void MediaDecoder::SetSuspendTaint(bool aTainted) {
+ MOZ_ASSERT(NS_IsMainThread());
+ mHasSuspendTaint = aTainted;
+ UpdateVideoDecodeMode();
+}
+
+void MediaDecoder::UpdateVideoDecodeMode() {
+ MOZ_ASSERT(NS_IsMainThread());
+
+ // The MDSM may yet be set.
+ if (!mDecoderStateMachine) {
+ LOG("UpdateVideoDecodeMode(), early return because we don't have MDSM.");
+ return;
+ }
+
+ // Seeking is required when leaving suspend mode.
+ if (!mMediaSeekable) {
+ LOG("UpdateVideoDecodeMode(), set Normal because the media is not "
+ "seekable");
+ mDecoderStateMachine->SetVideoDecodeMode(VideoDecodeMode::Normal);
+ return;
+ }
+
+ // If mHasSuspendTaint is set, never suspend the video decoder.
+ if (mHasSuspendTaint) {
+ LOG("UpdateVideoDecodeMode(), set Normal because the element has been "
+ "tainted.");
+ mDecoderStateMachine->SetVideoDecodeMode(VideoDecodeMode::Normal);
+ return;
+ }
+
+ // If mSecondaryVideoContainer is set, never suspend the video decoder.
+ if (mSecondaryVideoContainer.Ref()) {
+ LOG("UpdateVideoDecodeMode(), set Normal because the element is cloning "
+ "itself visually to another video container.");
+ mDecoderStateMachine->SetVideoDecodeMode(VideoDecodeMode::Normal);
+ return;
+ }
+
+ // Don't suspend elements that is not in a connected tree.
+ if (!mIsOwnerConnected) {
+ LOG("UpdateVideoDecodeMode(), set Normal because the element is not in "
+ "tree.");
+ mDecoderStateMachine->SetVideoDecodeMode(VideoDecodeMode::Normal);
+ return;
+ }
+
+ // If mForcedHidden is set, suspend the video decoder anyway.
+ if (mForcedHidden) {
+ LOG("UpdateVideoDecodeMode(), set Suspend because the element is forced to "
+ "be suspended.");
+ mDecoderStateMachine->SetVideoDecodeMode(VideoDecodeMode::Suspend);
+ return;
+ }
+
+ // Resume decoding in the advance, even the element is in the background.
+ if (mIsBackgroundVideoDecodingAllowed) {
+ LOG("UpdateVideoDecodeMode(), set Normal because the tab is in background "
+ "and hovered.");
+ mDecoderStateMachine->SetVideoDecodeMode(VideoDecodeMode::Normal);
+ return;
+ }
+
+ if (mIsOwnerInvisible) {
+ LOG("UpdateVideoDecodeMode(), set Suspend because of invisible element.");
+ mDecoderStateMachine->SetVideoDecodeMode(VideoDecodeMode::Suspend);
+ } else {
+ LOG("UpdateVideoDecodeMode(), set Normal because of visible element.");
+ mDecoderStateMachine->SetVideoDecodeMode(VideoDecodeMode::Normal);
+ }
+}
+
+void MediaDecoder::SetIsBackgroundVideoDecodingAllowed(bool aAllowed) {
+ mIsBackgroundVideoDecodingAllowed = aAllowed;
+ UpdateVideoDecodeMode();
+}
+
+bool MediaDecoder::HasSuspendTaint() const {
+ MOZ_ASSERT(NS_IsMainThread());
+ return mHasSuspendTaint;
+}
+
+void MediaDecoder::SetSecondaryVideoContainer(
+ const RefPtr<VideoFrameContainer>& aSecondaryVideoContainer) {
+ MOZ_ASSERT(NS_IsMainThread());
+ if (mSecondaryVideoContainer.Ref() == aSecondaryVideoContainer) {
+ return;
+ }
+ mSecondaryVideoContainer = aSecondaryVideoContainer;
+ UpdateVideoDecodeMode();
+}
+
+bool MediaDecoder::IsMediaSeekable() {
+ MOZ_ASSERT(NS_IsMainThread());
+ NS_ENSURE_TRUE(GetStateMachine(), false);
+ return mMediaSeekable;
+}
+
+namespace {
+
+// Returns zero, either as a TimeUnit or as a double.
+template <typename T>
+constexpr T Zero() {
+ if constexpr (std::is_same<T, double>::value) {
+ return 0.0;
+ } else if constexpr (std::is_same<T, TimeUnit>::value) {
+ return TimeUnit::Zero();
+ }
+ MOZ_RELEASE_ASSERT(false);
+};
+
+// Returns Infinity either as a TimeUnit or as a double.
+template <typename T>
+constexpr T Infinity() {
+ if constexpr (std::is_same<T, double>::value) {
+ return std::numeric_limits<double>::infinity();
+ } else if constexpr (std::is_same<T, TimeUnit>::value) {
+ return TimeUnit::FromInfinity();
+ }
+ MOZ_RELEASE_ASSERT(false);
+};
+
+}; // namespace
+
+// This method can be made to return either TimeIntervals, that is a set of
+// interval that are delimited with TimeUnit, or TimeRanges, that is a set of
+// intervals that are delimited by seconds, as doubles.
+// seekable often depends on the duration of a media, in the very common case
+// where the seekable range is [0, duration]. When playing a MediaSource, the
+// duration of a media element can be set as an arbitrary number, that are
+// 64-bits floating point values.
+// This allows returning an interval that is [0, duration], with duration being
+// a double that cannot be represented as a TimeUnit, either because it has too
+// many significant digits, or because it's outside of the int64_t range that
+// TimeUnit internally uses.
+template <typename IntervalType>
+IntervalType MediaDecoder::GetSeekableImpl() {
+ MOZ_ASSERT(NS_IsMainThread());
+ if (std::isnan(GetDuration())) {
+ // We do not have a duration yet, we can't determine the seekable range.
+ return IntervalType();
+ }
+
+ // Compute [0, duration] -- When dealing with doubles, use ::GetDuration to
+ // avoid rounding the value differently. When dealing with TimeUnit, it's
+ // returned directly.
+ typename IntervalType::InnerType duration;
+ if constexpr (std::is_same<typename IntervalType::InnerType, double>::value) {
+ duration = GetDuration();
+ } else {
+ duration = mDuration.as<TimeUnit>();
+ }
+ typename IntervalType::ElemType zeroToDuration =
+ typename IntervalType::ElemType(
+ Zero<typename IntervalType::InnerType>(),
+ IsInfinite() ? Infinity<typename IntervalType::InnerType>()
+ : duration);
+ auto buffered = IntervalType(GetBuffered());
+ // Remove any negative range in the interval -- seeking to a non-positive
+ // position isn't possible.
+ auto positiveBuffered = buffered.Intersection(zeroToDuration);
+
+ // We can seek in buffered range if the media is seekable. Also, we can seek
+ // in unbuffered ranges if the transport level is seekable (local file or the
+ // server supports range requests, etc.) or in cue-less WebMs
+ if (mMediaSeekableOnlyInBufferedRanges) {
+ return IntervalType(positiveBuffered);
+ }
+ if (!IsMediaSeekable()) {
+ return IntervalType();
+ }
+ if (!IsTransportSeekable()) {
+ return IntervalType(positiveBuffered);
+ }
+
+ // Common case: seeking is possible at any point of the stream.
+ return IntervalType(zeroToDuration);
+}
+
+media::TimeIntervals MediaDecoder::GetSeekable() {
+ return GetSeekableImpl<media::TimeIntervals>();
+}
+
+media::TimeRanges MediaDecoder::GetSeekableTimeRanges() {
+ return GetSeekableImpl<media::TimeRanges>();
+}
+
+void MediaDecoder::SetFragmentEndTime(double aTime) {
+ MOZ_ASSERT(NS_IsMainThread());
+ if (mDecoderStateMachine) {
+ mDecoderStateMachine->DispatchSetFragmentEndTime(
+ TimeUnit::FromSeconds(aTime));
+ }
+}
+
+void MediaDecoder::SetPlaybackRate(double aPlaybackRate) {
+ MOZ_ASSERT(NS_IsMainThread());
+
+ double oldRate = mPlaybackRate;
+ mPlaybackRate = aPlaybackRate;
+ if (aPlaybackRate == 0) {
+ Pause();
+ return;
+ }
+
+ if (oldRate == 0 && !GetOwner()->GetPaused()) {
+ // PlaybackRate is no longer null.
+ // Restart the playback if the media was playing.
+ Play();
+ }
+
+ if (mDecoderStateMachine) {
+ mDecoderStateMachine->DispatchSetPlaybackRate(aPlaybackRate);
+ }
+}
+
+void MediaDecoder::SetPreservesPitch(bool aPreservesPitch) {
+ MOZ_ASSERT(NS_IsMainThread());
+ mPreservesPitch = aPreservesPitch;
+}
+
+void MediaDecoder::SetLooping(bool aLooping) {
+ MOZ_ASSERT(NS_IsMainThread());
+ mLooping = aLooping;
+}
+
+void MediaDecoder::SetStreamName(const nsAutoString& aStreamName) {
+ MOZ_ASSERT(NS_IsMainThread());
+ mStreamName = aStreamName;
+}
+
+void MediaDecoder::ConnectMirrors(MediaDecoderStateMachineBase* aObject) {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_ASSERT(aObject);
+ mStateMachineDuration.Connect(aObject->CanonicalDuration());
+ mBuffered.Connect(aObject->CanonicalBuffered());
+ mCurrentPosition.Connect(aObject->CanonicalCurrentPosition());
+ mIsAudioDataAudible.Connect(aObject->CanonicalIsAudioDataAudible());
+}
+
+void MediaDecoder::DisconnectMirrors() {
+ MOZ_ASSERT(NS_IsMainThread());
+ mStateMachineDuration.DisconnectIfConnected();
+ mBuffered.DisconnectIfConnected();
+ mCurrentPosition.DisconnectIfConnected();
+ mIsAudioDataAudible.DisconnectIfConnected();
+}
+
+void MediaDecoder::SetStateMachine(
+ MediaDecoderStateMachineBase* aStateMachine) {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_ASSERT_IF(aStateMachine, !mDecoderStateMachine);
+ if (aStateMachine) {
+ mDecoderStateMachine = aStateMachine;
+ LOG("set state machine %p", mDecoderStateMachine.get());
+ ConnectMirrors(aStateMachine);
+ UpdateVideoDecodeMode();
+ } else if (mDecoderStateMachine) {
+ LOG("null out state machine %p", mDecoderStateMachine.get());
+ mDecoderStateMachine = nullptr;
+ DisconnectMirrors();
+ }
+}
+
+ImageContainer* MediaDecoder::GetImageContainer() {
+ return mVideoFrameContainer ? mVideoFrameContainer->GetImageContainer()
+ : nullptr;
+}
+
+void MediaDecoder::InvalidateWithFlags(uint32_t aFlags) {
+ if (mVideoFrameContainer) {
+ mVideoFrameContainer->InvalidateWithFlags(aFlags);
+ }
+}
+
+void MediaDecoder::Invalidate() {
+ if (mVideoFrameContainer) {
+ mVideoFrameContainer->Invalidate();
+ }
+}
+
+void MediaDecoder::Suspend() {
+ MOZ_ASSERT(NS_IsMainThread());
+ GetStateMachine()->InvokeSuspendMediaSink();
+}
+
+void MediaDecoder::Resume() {
+ MOZ_ASSERT(NS_IsMainThread());
+ GetStateMachine()->InvokeResumeMediaSink();
+}
+
+// Constructs the time ranges representing what segments of the media
+// are buffered and playable.
+media::TimeIntervals MediaDecoder::GetBuffered() {
+ MOZ_ASSERT(NS_IsMainThread());
+ return mBuffered.Ref();
+}
+
+size_t MediaDecoder::SizeOfVideoQueue() {
+ MOZ_ASSERT(NS_IsMainThread());
+ if (mDecoderStateMachine) {
+ return mDecoderStateMachine->SizeOfVideoQueue();
+ }
+ return 0;
+}
+
+size_t MediaDecoder::SizeOfAudioQueue() {
+ MOZ_ASSERT(NS_IsMainThread());
+ if (mDecoderStateMachine) {
+ return mDecoderStateMachine->SizeOfAudioQueue();
+ }
+ return 0;
+}
+
+void MediaDecoder::NotifyReaderDataArrived() {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_DIAGNOSTIC_ASSERT(!IsShutdown());
+
+ nsresult rv = mReader->OwnerThread()->Dispatch(
+ NewRunnableMethod("MediaFormatReader::NotifyDataArrived", mReader.get(),
+ &MediaFormatReader::NotifyDataArrived));
+ MOZ_DIAGNOSTIC_ASSERT(NS_SUCCEEDED(rv));
+ Unused << rv;
+}
+
+// Provide access to the state machine object
+MediaDecoderStateMachineBase* MediaDecoder::GetStateMachine() const {
+ MOZ_ASSERT(NS_IsMainThread());
+ return mDecoderStateMachine;
+}
+
+bool MediaDecoder::CanPlayThrough() {
+ MOZ_ASSERT(NS_IsMainThread());
+ MOZ_DIAGNOSTIC_ASSERT(!IsShutdown());
+ return CanPlayThroughImpl();
+}
+
+RefPtr<SetCDMPromise> MediaDecoder::SetCDMProxy(CDMProxy* aProxy) {
+ MOZ_ASSERT(NS_IsMainThread());
+#ifdef MOZ_WMF_MEDIA_ENGINE
+ // Switch to another state machine if the current one doesn't support the
+ // given CDM proxy.
+ if (aProxy && !GetStateMachine()->IsCDMProxySupported(aProxy)) {
+ LOG("CDM proxy not supported! Switch to another state machine.");
+ OnPlaybackErrorEvent(
+ MediaResult{NS_ERROR_DOM_MEDIA_CDM_PROXY_NOT_SUPPORTED_ERR, aProxy});
+ }
+#endif
+ MOZ_DIAGNOSTIC_ASSERT_IF(aProxy,
+ GetStateMachine()->IsCDMProxySupported(aProxy));
+ return GetStateMachine()->SetCDMProxy(aProxy);
+}
+
+bool MediaDecoder::IsOpusEnabled() { return StaticPrefs::media_opus_enabled(); }
+
+bool MediaDecoder::IsOggEnabled() { return StaticPrefs::media_ogg_enabled(); }
+
+bool MediaDecoder::IsWaveEnabled() { return StaticPrefs::media_wave_enabled(); }
+
+bool MediaDecoder::IsWebMEnabled() { return StaticPrefs::media_webm_enabled(); }
+
+NS_IMETHODIMP
+MediaMemoryTracker::CollectReports(nsIHandleReportCallback* aHandleReport,
+ nsISupports* aData, bool aAnonymize) {
+ // NB: When resourceSizes' ref count goes to 0 the promise will report the
+ // resources memory and finish the asynchronous memory report.
+ RefPtr<MediaDecoder::ResourceSizes> resourceSizes =
+ new MediaDecoder::ResourceSizes(MediaMemoryTracker::MallocSizeOf);
+
+ nsCOMPtr<nsIHandleReportCallback> handleReport = aHandleReport;
+ nsCOMPtr<nsISupports> data = aData;
+
+ resourceSizes->Promise()->Then(
+ AbstractThread::MainThread(), __func__,
+ [handleReport, data](size_t size) {
+ handleReport->Callback(
+ ""_ns, "explicit/media/resources"_ns, KIND_HEAP, UNITS_BYTES,
+ static_cast<int64_t>(size),
+ nsLiteralCString("Memory used by media resources including "
+ "streaming buffers, caches, etc."),
+ data);
+
+ nsCOMPtr<nsIMemoryReporterManager> imgr =
+ do_GetService("@mozilla.org/memory-reporter-manager;1");
+
+ if (imgr) {
+ imgr->EndReport();
+ }
+ },
+ [](size_t) { /* unused reject function */ });
+
+ int64_t video = 0;
+ int64_t audio = 0;
+ DecodersArray& decoders = Decoders();
+ for (size_t i = 0; i < decoders.Length(); ++i) {
+ MediaDecoder* decoder = decoders[i];
+ video += static_cast<int64_t>(decoder->SizeOfVideoQueue());
+ audio += static_cast<int64_t>(decoder->SizeOfAudioQueue());
+ decoder->AddSizeOfResources(resourceSizes);
+ }
+
+ MOZ_COLLECT_REPORT("explicit/media/decoded/video", KIND_HEAP, UNITS_BYTES,
+ video, "Memory used by decoded video frames.");
+
+ MOZ_COLLECT_REPORT("explicit/media/decoded/audio", KIND_HEAP, UNITS_BYTES,
+ audio, "Memory used by decoded audio chunks.");
+
+ return NS_OK;
+}
+
+MediaDecoderOwner* MediaDecoder::GetOwner() const {
+ MOZ_ASSERT(NS_IsMainThread());
+ // mOwner is valid until shutdown.
+ return mOwner;
+}
+
+MediaDecoderOwner::NextFrameStatus MediaDecoder::NextFrameBufferedStatus() {
+ MOZ_ASSERT(NS_IsMainThread());
+ // Next frame hasn't been decoded yet.
+ // Use the buffered range to consider if we have the next frame available.
+ auto currentPosition = CurrentPosition();
+ media::TimeInterval interval(
+ currentPosition, currentPosition + DEFAULT_NEXT_FRAME_AVAILABLE_BUFFERED);
+ return GetBuffered().Contains(interval)
+ ? MediaDecoderOwner::NEXT_FRAME_AVAILABLE
+ : MediaDecoderOwner::NEXT_FRAME_UNAVAILABLE;
+}
+
+void MediaDecoder::GetDebugInfo(dom::MediaDecoderDebugInfo& aInfo) {
+ MOZ_ASSERT(NS_IsMainThread());
+ CopyUTF8toUTF16(nsPrintfCString("%p", this), aInfo.mInstance);
+ aInfo.mChannels = mInfo ? mInfo->mAudio.mChannels : 0;
+ aInfo.mRate = mInfo ? mInfo->mAudio.mRate : 0;
+ aInfo.mHasAudio = mInfo ? mInfo->HasAudio() : false;
+ aInfo.mHasVideo = mInfo ? mInfo->HasVideo() : false;
+ CopyUTF8toUTF16(MakeStringSpan(PlayStateStr()), aInfo.mPlayState);
+ aInfo.mContainerType =
+ NS_ConvertUTF8toUTF16(ContainerType().Type().AsString());
+}
+
+RefPtr<GenericPromise> MediaDecoder::RequestDebugInfo(
+ MediaDecoderDebugInfo& aInfo) {
+ MOZ_DIAGNOSTIC_ASSERT(!IsShutdown());
+ if (!NS_IsMainThread()) {
+ // Run the request on the main thread if it's not already.
+ return InvokeAsync(AbstractThread::MainThread(), __func__,
+ [this, self = RefPtr{this}, &aInfo]() {
+ return RequestDebugInfo(aInfo);
+ });
+ }
+ GetDebugInfo(aInfo);
+
+ return mReader->RequestDebugInfo(aInfo.mReader)
+ ->Then(AbstractThread::MainThread(), __func__,
+ [this, self = RefPtr{this}, &aInfo] {
+ if (!GetStateMachine()) {
+ return GenericPromise::CreateAndResolve(true, __func__);
+ }
+ return GetStateMachine()->RequestDebugInfo(aInfo.mStateMachine);
+ });
+}
+
+void MediaDecoder::NotifyAudibleStateChanged() {
+ MOZ_DIAGNOSTIC_ASSERT(!IsShutdown());
+ GetOwner()->SetAudibleState(mIsAudioDataAudible);
+ mTelemetryProbesReporter->OnAudibleChanged(
+ mIsAudioDataAudible ? TelemetryProbesReporter::AudibleState::eAudible
+ : TelemetryProbesReporter::AudibleState::eNotAudible);
+}
+
+void MediaDecoder::NotifyVolumeChanged() {
+ MOZ_DIAGNOSTIC_ASSERT(!IsShutdown());
+ mTelemetryProbesReporter->OnMutedChanged(mVolume == 0.f);
+}
+
+double MediaDecoder::GetTotalVideoPlayTimeInSeconds() const {
+ return mTelemetryProbesReporter->GetTotalVideoPlayTimeInSeconds();
+}
+
+double MediaDecoder::GetTotalVideoHDRPlayTimeInSeconds() const {
+ return mTelemetryProbesReporter->GetTotalVideoHDRPlayTimeInSeconds();
+}
+
+double MediaDecoder::GetVisibleVideoPlayTimeInSeconds() const {
+ return mTelemetryProbesReporter->GetVisibleVideoPlayTimeInSeconds();
+}
+
+double MediaDecoder::GetInvisibleVideoPlayTimeInSeconds() const {
+ return mTelemetryProbesReporter->GetInvisibleVideoPlayTimeInSeconds();
+}
+
+double MediaDecoder::GetVideoDecodeSuspendedTimeInSeconds() const {
+ return mTelemetryProbesReporter->GetVideoDecodeSuspendedTimeInSeconds();
+}
+
+double MediaDecoder::GetTotalAudioPlayTimeInSeconds() const {
+ return mTelemetryProbesReporter->GetTotalAudioPlayTimeInSeconds();
+}
+
+double MediaDecoder::GetAudiblePlayTimeInSeconds() const {
+ return mTelemetryProbesReporter->GetAudiblePlayTimeInSeconds();
+}
+
+double MediaDecoder::GetInaudiblePlayTimeInSeconds() const {
+ return mTelemetryProbesReporter->GetInaudiblePlayTimeInSeconds();
+}
+
+double MediaDecoder::GetMutedPlayTimeInSeconds() const {
+ return mTelemetryProbesReporter->GetMutedPlayTimeInSeconds();
+}
+
+MediaMemoryTracker::MediaMemoryTracker() = default;
+
+void MediaMemoryTracker::InitMemoryReporter() {
+ RegisterWeakAsyncMemoryReporter(this);
+}
+
+MediaMemoryTracker::~MediaMemoryTracker() {
+ UnregisterWeakMemoryReporter(this);
+}
+
+} // namespace mozilla
+
+// avoid redefined macro in unified build
+#undef DUMP
+#undef LOG
+#undef NS_DispatchToMainThread