123 lines
3.5 KiB
C++
123 lines
3.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef DecodedStream_h_
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#define DecodedStream_h_
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#include "MediaEventSource.h"
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#include "MediaInfo.h"
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#include "MediaSink.h"
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#include "mozilla/AbstractThread.h"
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#include "mozilla/Maybe.h"
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#include "mozilla/MozPromise.h"
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#include "mozilla/RefPtr.h"
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#include "mozilla/UniquePtr.h"
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namespace mozilla {
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class DecodedStreamData;
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class MediaData;
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class MediaStream;
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class OutputStreamManager;
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struct PlaybackInfoInit;
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class ProcessedMediaStream;
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class TimeStamp;
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template <class T> class MediaQueue;
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class DecodedStream : public media::MediaSink {
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using media::MediaSink::PlaybackParams;
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public:
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DecodedStream(AbstractThread* aOwnerThread,
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MediaQueue<MediaData>& aAudioQueue,
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MediaQueue<MediaData>& aVideoQueue,
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OutputStreamManager* aOutputStreamManager,
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const bool& aSameOrigin,
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const PrincipalHandle& aPrincipalHandle);
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// MediaSink functions.
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const PlaybackParams& GetPlaybackParams() const override;
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void SetPlaybackParams(const PlaybackParams& aParams) override;
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RefPtr<GenericPromise> OnEnded(TrackType aType) override;
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int64_t GetEndTime(TrackType aType) const override;
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int64_t GetPosition(TimeStamp* aTimeStamp = nullptr) const override;
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bool HasUnplayedFrames(TrackType aType) const override
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{
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// TODO: implement this.
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return false;
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}
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void SetVolume(double aVolume) override;
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void SetPlaybackRate(double aPlaybackRate) override;
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void SetPreservesPitch(bool aPreservesPitch) override;
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void SetPlaying(bool aPlaying) override;
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void Start(int64_t aStartTime, const MediaInfo& aInfo) override;
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void Stop() override;
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bool IsStarted() const override;
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bool IsPlaying() const override;
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void DumpDebugInfo() override;
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protected:
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virtual ~DecodedStream();
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private:
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void DestroyData(UniquePtr<DecodedStreamData> aData);
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void AdvanceTracks();
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void SendAudio(double aVolume, bool aIsSameOrigin, const PrincipalHandle& aPrincipalHandle);
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void SendVideo(bool aIsSameOrigin, const PrincipalHandle& aPrincipalHandle);
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void SendData();
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void NotifyOutput(int64_t aTime);
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void AssertOwnerThread() const {
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MOZ_ASSERT(mOwnerThread->IsCurrentThreadIn());
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}
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void ConnectListener();
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void DisconnectListener();
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const RefPtr<AbstractThread> mOwnerThread;
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/*
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* Main thread only members.
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*/
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// Data about MediaStreams that are being fed by the decoder.
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const RefPtr<OutputStreamManager> mOutputStreamManager;
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/*
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* Worker thread only members.
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*/
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UniquePtr<DecodedStreamData> mData;
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RefPtr<GenericPromise> mFinishPromise;
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bool mPlaying;
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const bool& mSameOrigin; // valid until Shutdown() is called.
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const PrincipalHandle& mPrincipalHandle; // valid until Shutdown() is called.
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PlaybackParams mParams;
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Maybe<int64_t> mStartTime;
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int64_t mLastOutputTime = 0; // microseconds
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MediaInfo mInfo;
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MediaQueue<MediaData>& mAudioQueue;
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MediaQueue<MediaData>& mVideoQueue;
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MediaEventListener mAudioPushListener;
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MediaEventListener mVideoPushListener;
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MediaEventListener mAudioFinishListener;
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MediaEventListener mVideoFinishListener;
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MediaEventListener mOutputListener;
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};
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} // namespace mozilla
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#endif // DecodedStream_h_
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