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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef MEDIA_FILTERS_FFMPEG_VIDEO_DECODER_H_ | 5 #ifndef MEDIA_FILTERS_FFMPEG_VIDEO_DECODER_H_ |
| 6 #define MEDIA_FILTERS_FFMPEG_VIDEO_DECODER_H_ | 6 #define MEDIA_FILTERS_FFMPEG_VIDEO_DECODER_H_ |
| 7 | 7 |
| 8 #include <deque> | 8 #include <deque> |
| 9 | 9 |
| 10 #include "base/callback.h" | 10 #include "base/callback.h" |
| 11 #include "base/memory/ref_counted.h" | 11 #include "base/memory/ref_counted.h" |
| 12 #include "media/base/video_decoder.h" | 12 #include "media/base/video_decoder.h" |
| 13 #include "media/crypto/aes_decryptor.h" | 13 #include "media/crypto/aes_decryptor.h" |
| 14 | 14 |
| 15 class MessageLoop; | 15 class MessageLoop; |
| 16 | 16 |
| 17 struct AVCodecContext; | 17 struct AVCodecContext; |
| 18 struct AVFrame; | 18 struct AVFrame; |
| 19 | 19 |
| 20 namespace media { | 20 namespace media { |
| 21 | 21 |
| 22 class MEDIA_EXPORT FFmpegVideoDecoder : public VideoDecoder { | 22 class MEDIA_EXPORT FFmpegVideoDecoder : public VideoDecoder { |
| 23 public: | 23 public: |
| 24 FFmpegVideoDecoder(const base::Callback<MessageLoop*()>& message_loop_cb); | 24 FFmpegVideoDecoder(const base::Callback<MessageLoop*()>& message_loop_cb); |
| 25 virtual ~FFmpegVideoDecoder(); | |
| 26 | 25 |
| 27 // VideoDecoder implementation. | 26 // VideoDecoder implementation. |
| 28 virtual void Initialize(const scoped_refptr<DemuxerStream>& stream, | 27 virtual void Initialize(const scoped_refptr<DemuxerStream>& stream, |
| 29 const PipelineStatusCB& status_cb, | 28 const PipelineStatusCB& status_cb, |
| 30 const StatisticsCB& statistics_cb) OVERRIDE; | 29 const StatisticsCB& statistics_cb) OVERRIDE; |
| 31 virtual void Read(const ReadCB& read_cb) OVERRIDE; | 30 virtual void Read(const ReadCB& read_cb) OVERRIDE; |
| 32 virtual void Reset(const base::Closure& closure) OVERRIDE; | 31 virtual void Reset(const base::Closure& closure) OVERRIDE; |
| 33 virtual void Stop(const base::Closure& closure) OVERRIDE; | 32 virtual void Stop(const base::Closure& closure) OVERRIDE; |
| 34 virtual const gfx::Size& natural_size() OVERRIDE; | 33 virtual const gfx::Size& natural_size() OVERRIDE; |
| 35 | 34 |
| 36 AesDecryptor* decryptor(); | 35 AesDecryptor* decryptor(); |
| 37 | 36 |
| 37 protected: |
| 38 virtual ~FFmpegVideoDecoder(); |
| 39 |
| 38 private: | 40 private: |
| 39 enum DecoderState { | 41 enum DecoderState { |
| 40 kUninitialized, | 42 kUninitialized, |
| 41 kNormal, | 43 kNormal, |
| 42 kFlushCodec, | 44 kFlushCodec, |
| 43 kDecodeFinished, | 45 kDecodeFinished, |
| 44 }; | 46 }; |
| 45 | 47 |
| 46 // Carries out the reading operation scheduled by Read(). | 48 // Carries out the reading operation scheduled by Read(). |
| 47 void DoRead(const ReadCB& read_cb); | 49 void DoRead(const ReadCB& read_cb); |
| (...skipping 49 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 97 scoped_refptr<DemuxerStream> demuxer_stream_; | 99 scoped_refptr<DemuxerStream> demuxer_stream_; |
| 98 | 100 |
| 99 AesDecryptor decryptor_; | 101 AesDecryptor decryptor_; |
| 100 | 102 |
| 101 DISALLOW_COPY_AND_ASSIGN(FFmpegVideoDecoder); | 103 DISALLOW_COPY_AND_ASSIGN(FFmpegVideoDecoder); |
| 102 }; | 104 }; |
| 103 | 105 |
| 104 } // namespace media | 106 } // namespace media |
| 105 | 107 |
| 106 #endif // MEDIA_FILTERS_FFMPEG_VIDEO_DECODER_H_ | 108 #endif // MEDIA_FILTERS_FFMPEG_VIDEO_DECODER_H_ |
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