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88 lines
2.6 KiB
C++
88 lines
2.6 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 "mozilla/Attributes.h"
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#include "nsCOMPtr.h"
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#include "nsError.h"
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#include "MediaDecoder.h"
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class nsIStreamListener;
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namespace mozilla {
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class MediaResource;
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class MediaDecoderStateMachine;
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class MediaSourceReader;
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class SourceBufferDecoder;
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class TrackBuffer;
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namespace dom {
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class HTMLMediaElement;
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class MediaSource;
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} // namespace dom
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class MediaSourceDecoder : public MediaDecoder
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{
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public:
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explicit MediaSourceDecoder(dom::HTMLMediaElement* aElement);
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virtual MediaDecoder* Clone() MOZ_OVERRIDE;
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virtual MediaDecoderStateMachine* CreateStateMachine() MOZ_OVERRIDE;
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virtual nsresult Load(nsIStreamListener**, MediaDecoder*) MOZ_OVERRIDE;
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virtual nsresult GetSeekable(dom::TimeRanges* aSeekable) MOZ_OVERRIDE;
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virtual void Shutdown() MOZ_OVERRIDE;
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static already_AddRefed<MediaResource> CreateResource(nsIPrincipal* aPrincipal = nullptr);
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void AttachMediaSource(dom::MediaSource* aMediaSource);
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void DetachMediaSource();
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already_AddRefed<SourceBufferDecoder> CreateSubDecoder(const nsACString& aType);
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void AddTrackBuffer(TrackBuffer* aTrackBuffer);
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void RemoveTrackBuffer(TrackBuffer* aTrackBuffer);
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void OnTrackBufferConfigured(TrackBuffer* aTrackBuffer, const MediaInfo& aInfo);
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void Ended();
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bool IsExpectingMoreData() MOZ_OVERRIDE;
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void SetDecodedDuration(int64_t aDuration);
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void SetMediaSourceDuration(double aDuration);
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double GetMediaSourceDuration();
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void DurationChanged(double aOldDuration, double aNewDuration);
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// Called whenever a TrackBuffer has new data appended or a new decoder
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// initializes. Safe to call from any thread.
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void NotifyTimeRangesChanged();
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// Indicates the point in time at which the reader should consider
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// registered TrackBuffers essential for initialization.
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void PrepareReaderInitialization();
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#ifdef MOZ_EME
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virtual nsresult SetCDMProxy(CDMProxy* aProxy) MOZ_OVERRIDE;
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#endif
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private:
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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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nsRefPtr<MediaSourceReader> mReader;
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// Protected by GetReentrantMonitor()
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double mMediaSourceDuration;
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};
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} // namespace mozilla
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#endif /* MOZILLA_MEDIASOURCEDECODER_H_ */
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