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comparison: content/media/BufferDecoder.h
content/media/BufferDecoder.h
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| 1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */ | |
| 3 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 4 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 6 | |
| 7 #ifndef BUFFER_DECODER_H_ | |
| 8 #define BUFFER_DECODER_H_ | |
| 9 | |
| 10 #include "AbstractMediaDecoder.h" | |
| 11 #include "mozilla/Attributes.h" | |
| 12 #include "mozilla/ReentrantMonitor.h" | |
| 13 | |
| 14 namespace mozilla { | |
| 15 | |
| 16 /** | |
| 17 * This class provides a decoder object which decodes a media file that lives in | |
| 18 * a memory buffer. | |
| 19 */ | |
| 20 class BufferDecoder : public AbstractMediaDecoder | |
| 21 { | |
| 22 public: | |
| 23 // This class holds a weak pointer to MediaResource. It's the responsibility | |
| 24 // of the caller to manage the memory of the MediaResource object. | |
| 25 explicit BufferDecoder(MediaResource* aResource); | |
| 26 virtual ~BufferDecoder(); | |
| 27 | |
| 28 NS_DECL_THREADSAFE_ISUPPORTS | |
| 29 | |
| 30 // This has to be called before decoding begins | |
| 31 void BeginDecoding(nsIThread* aDecodeThread); | |
| 32 | |
| 33 virtual ReentrantMonitor& GetReentrantMonitor() MOZ_OVERRIDE; | |
| 34 | |
| 35 virtual bool IsShutdown() const MOZ_FINAL MOZ_OVERRIDE; | |
| 36 | |
| 37 virtual bool OnStateMachineThread() const MOZ_OVERRIDE; | |
| 38 | |
| 39 virtual bool OnDecodeThread() const MOZ_OVERRIDE; | |
| 40 | |
| 41 virtual MediaResource* GetResource() const MOZ_OVERRIDE; | |
| 42 | |
| 43 virtual void NotifyBytesConsumed(int64_t aBytes, int64_t aOffset) MOZ_FINAL MOZ_OVERRIDE; | |
| 44 | |
| 45 virtual void NotifyDecodedFrames(uint32_t aParsed, uint32_t aDecoded) MOZ_FINAL MOZ_OVERRIDE; | |
| 46 | |
| 47 virtual int64_t GetEndMediaTime() const MOZ_FINAL MOZ_OVERRIDE; | |
| 48 | |
| 49 virtual int64_t GetMediaDuration() MOZ_OVERRIDE; | |
| 50 | |
| 51 virtual void SetMediaDuration(int64_t aDuration) MOZ_OVERRIDE; | |
| 52 | |
| 53 virtual void UpdateEstimatedMediaDuration(int64_t aDuration) MOZ_OVERRIDE; | |
| 54 | |
| 55 virtual void SetMediaSeekable(bool aMediaSeekable) MOZ_OVERRIDE; | |
| 56 | |
| 57 virtual void SetTransportSeekable(bool aTransportSeekable) MOZ_OVERRIDE; | |
| 58 | |
| 59 virtual VideoFrameContainer* GetVideoFrameContainer() MOZ_FINAL MOZ_OVERRIDE; | |
| 60 virtual layers::ImageContainer* GetImageContainer() MOZ_OVERRIDE; | |
| 61 | |
| 62 virtual bool IsTransportSeekable() MOZ_FINAL MOZ_OVERRIDE; | |
| 63 | |
| 64 virtual bool IsMediaSeekable() MOZ_FINAL MOZ_OVERRIDE; | |
| 65 | |
| 66 virtual void MetadataLoaded(int aChannels, int aRate, bool aHasAudio, bool aHasVideo, MetadataTags* aTags) MOZ_FINAL MOZ_OVERRIDE; | |
| 67 virtual void QueueMetadata(int64_t aTime, int aChannels, int aRate, bool aHasAudio, bool aHasVideo, MetadataTags* aTags) MOZ_FINAL MOZ_OVERRIDE; | |
| 68 | |
| 69 virtual void SetMediaEndTime(int64_t aTime) MOZ_FINAL MOZ_OVERRIDE; | |
| 70 | |
| 71 virtual void UpdatePlaybackPosition(int64_t aTime) MOZ_FINAL MOZ_OVERRIDE; | |
| 72 | |
| 73 virtual void OnReadMetadataCompleted() MOZ_FINAL MOZ_OVERRIDE; | |
| 74 | |
| 75 virtual MediaDecoderOwner* GetOwner() MOZ_OVERRIDE; | |
| 76 | |
| 77 virtual void NotifyWaitingForResourcesStatusChanged() MOZ_FINAL MOZ_OVERRIDE; | |
| 78 | |
| 79 protected: | |
| 80 // This monitor object is not really used to synchronize access to anything. | |
| 81 // It's just there in order for us to be able to override | |
| 82 // GetReentrantMonitor correctly. | |
| 83 ReentrantMonitor mReentrantMonitor; | |
| 84 nsCOMPtr<nsIThread> mDecodeThread; | |
| 85 nsRefPtr<MediaResource> mResource; | |
| 86 }; | |
| 87 | |
| 88 } // namespace mozilla | |
| 89 | |
| 90 #endif /* BUFFER_DECODER_H_ */ |
