зеркало из https://github.com/mozilla/gecko-dev.git
93 строки
2.7 KiB
C++
93 строки
2.7 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 MOZILLA_MEDIASOURCEDECODER_H_
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#define MOZILLA_MEDIASOURCEDECODER_H_
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#include "MediaDecoder.h"
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#include "mozilla/RefPtr.h"
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#include "mozilla/dom/MediaDebugInfoBinding.h"
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namespace mozilla {
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class MediaDecoderStateMachine;
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class MediaSourceDemuxer;
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namespace dom {
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class MediaSource;
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} // namespace dom
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DDLoggedTypeDeclNameAndBase(MediaSourceDecoder, MediaDecoder);
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class MediaSourceDecoder : public MediaDecoder,
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public DecoderDoctorLifeLogger<MediaSourceDecoder> {
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public:
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explicit MediaSourceDecoder(MediaDecoderInit& aInit);
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nsresult Load(nsIPrincipal* aPrincipal);
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media::TimeIntervals GetSeekable() override;
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media::TimeIntervals GetBuffered() override;
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void Shutdown() override;
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void AttachMediaSource(dom::MediaSource* aMediaSource);
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void DetachMediaSource();
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void Ended(bool aEnded);
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// Return the duration of the video in seconds.
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double GetDuration() override;
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void SetInitialDuration(int64_t aDuration);
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void SetMediaSourceDuration(double aDuration);
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MediaSourceDemuxer* GetDemuxer() { return mDemuxer; }
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already_AddRefed<nsIPrincipal> GetCurrentPrincipal() override;
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bool HadCrossOriginRedirects() override;
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bool IsTransportSeekable() override { return true; }
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// Returns a structure describing the state of the MediaSource internal
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// buffered data. Used for debugging purposes.
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void GetDebugInfo(dom::MediaSourceDecoderDebugInfo& aInfo);
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void AddSizeOfResources(ResourceSizes* aSizes) override;
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MediaDecoderOwner::NextFrameStatus NextFrameBufferedStatus() override;
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bool IsMSE() const override { return true; }
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void NotifyInitDataArrived();
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// Called as data appended to the source buffer or EOS is called on the media
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// source. Main thread only.
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void NotifyDataArrived();
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private:
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MediaDecoderStateMachine* CreateStateMachine();
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void DoSetMediaSourceDuration(double aDuration);
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media::TimeInterval ClampIntervalToEnd(const media::TimeInterval& aInterval);
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bool CanPlayThroughImpl() override;
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RefPtr<nsIPrincipal> mPrincipal;
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// The owning MediaSource holds a strong reference to this decoder, and
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// calls Attach/DetachMediaSource on this decoder to set and clear
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// mMediaSource.
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dom::MediaSource* mMediaSource;
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RefPtr<MediaSourceDemuxer> mDemuxer;
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bool mEnded;
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};
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} // namespace mozilla
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#endif /* MOZILLA_MEDIASOURCEDECODER_H_ */
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