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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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/. */
#ifndef DecodedStream_h_
#define DecodedStream_h_
#include "MediaEventSource.h"
#include "MediaInfo.h"
#include "MediaSink.h"
#include "mozilla/AbstractThread.h"
#include "mozilla/Maybe.h"
#include "mozilla/MozPromise.h"
#include "mozilla/RefPtr.h"
#include "mozilla/UniquePtr.h"
namespace mozilla {
class DecodedStreamData;
class MediaData;
class MediaStream;
class OutputStreamManager;
struct PlaybackInfoInit;
class ProcessedMediaStream;
class TimeStamp;
template <class T> class MediaQueue;
class DecodedStream : public media::MediaSink {
using media::MediaSink::PlaybackParams;
public:
DecodedStream(AbstractThread* aOwnerThread,
MediaQueue<MediaData>& aAudioQueue,
MediaQueue<MediaData>& aVideoQueue,
OutputStreamManager* aOutputStreamManager,
const bool& aSameOrigin,
const PrincipalHandle& aPrincipalHandle);
// MediaSink functions.
const PlaybackParams& GetPlaybackParams() const override;
void SetPlaybackParams(const PlaybackParams& aParams) override;
RefPtr<GenericPromise> OnEnded(TrackType aType) override;
int64_t GetEndTime(TrackType aType) const override;
int64_t GetPosition(TimeStamp* aTimeStamp = nullptr) const override;
bool HasUnplayedFrames(TrackType aType) const override
{
// TODO: implement this.
return false;
}
void SetVolume(double aVolume) override;
void SetPlaybackRate(double aPlaybackRate) override;
void SetPreservesPitch(bool aPreservesPitch) override;
void SetPlaying(bool aPlaying) override;
void Start(int64_t aStartTime, const MediaInfo& aInfo) override;
void Stop() override;
bool IsStarted() const override;
bool IsPlaying() const override;
void DumpDebugInfo() override;
protected:
virtual ~DecodedStream();
private:
void DestroyData(UniquePtr<DecodedStreamData> aData);
void AdvanceTracks();
void SendAudio(double aVolume, bool aIsSameOrigin, const PrincipalHandle& aPrincipalHandle);
void SendVideo(bool aIsSameOrigin, const PrincipalHandle& aPrincipalHandle);
void SendData();
void NotifyOutput(int64_t aTime);
void AssertOwnerThread() const {
MOZ_ASSERT(mOwnerThread->IsCurrentThreadIn());
}
void ConnectListener();
void DisconnectListener();
const RefPtr<AbstractThread> mOwnerThread;
/*
* Main thread only members.
*/
// Data about MediaStreams that are being fed by the decoder.
const RefPtr<OutputStreamManager> mOutputStreamManager;
/*
* Worker thread only members.
*/
UniquePtr<DecodedStreamData> mData;
RefPtr<GenericPromise> mFinishPromise;
bool mPlaying;
const bool& mSameOrigin; // valid until Shutdown() is called.
const PrincipalHandle& mPrincipalHandle; // valid until Shutdown() is called.
PlaybackParams mParams;
Maybe<int64_t> mStartTime;
int64_t mLastOutputTime = 0; // microseconds
MediaInfo mInfo;
MediaQueue<MediaData>& mAudioQueue;
MediaQueue<MediaData>& mVideoQueue;
MediaEventListener mAudioPushListener;
MediaEventListener mVideoPushListener;
MediaEventListener mAudioFinishListener;
MediaEventListener mVideoFinishListener;
MediaEventListener mOutputListener;
};
} // namespace mozilla
#endif // DecodedStream_h_
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