| OLD | NEW |
| 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 "base/callback.h" | 8 #include "base/callback.h" |
| 9 #include "base/memory/ref_counted.h" | 9 #include "base/memory/ref_counted.h" |
| 10 #include "media/base/decryptor.h" | 10 #include "media/base/decryptor.h" |
| 11 #include "media/base/demuxer_stream.h" |
| 11 #include "media/base/video_decoder.h" | 12 #include "media/base/video_decoder.h" |
| 12 | 13 |
| 13 class MessageLoop; | 14 class MessageLoop; |
| 14 | 15 |
| 15 struct AVCodecContext; | 16 struct AVCodecContext; |
| 16 struct AVFrame; | 17 struct AVFrame; |
| 17 | 18 |
| 18 namespace media { | 19 namespace media { |
| 19 | 20 |
| 20 class DecoderBuffer; | 21 class DecoderBuffer; |
| (...skipping 29 matching lines...) Expand all Loading... |
| 50 kNormal, | 51 kNormal, |
| 51 kFlushCodec, | 52 kFlushCodec, |
| 52 kDecodeFinished, | 53 kDecodeFinished, |
| 53 }; | 54 }; |
| 54 | 55 |
| 55 // Carries out the reading operation scheduled by Read(). | 56 // Carries out the reading operation scheduled by Read(). |
| 56 void DoRead(const ReadCB& read_cb); | 57 void DoRead(const ReadCB& read_cb); |
| 57 | 58 |
| 58 // Reads from the demuxer stream with corresponding callback method. | 59 // Reads from the demuxer stream with corresponding callback method. |
| 59 void ReadFromDemuxerStream(); | 60 void ReadFromDemuxerStream(); |
| 60 void DecryptOrDecodeBuffer(const scoped_refptr<DecoderBuffer>& buffer); | 61 void DecryptOrDecodeBuffer(DemuxerStream::Status status, |
| 62 const scoped_refptr<DecoderBuffer>& buffer); |
| 61 | 63 |
| 62 // Carries out the buffer processing operation scheduled by | 64 // Carries out the buffer processing operation scheduled by |
| 63 // DecryptOrDecodeBuffer(). | 65 // DecryptOrDecodeBuffer(). |
| 64 void DoDecryptOrDecodeBuffer(const scoped_refptr<DecoderBuffer>& buffer); | 66 void DoDecryptOrDecodeBuffer(DemuxerStream::Status status, |
| 67 const scoped_refptr<DecoderBuffer>& buffer); |
| 65 | 68 |
| 66 // Callback called by the decryptor to deliver decrypted data buffer and | 69 // Callback called by the decryptor to deliver decrypted data buffer and |
| 67 // reporting decrypt status. This callback could be called synchronously or | 70 // reporting decrypt status. This callback could be called synchronously or |
| 68 // asynchronously. | 71 // asynchronously. |
| 69 void BufferDecrypted(Decryptor::DecryptStatus decrypt_status, | 72 void BufferDecrypted(Decryptor::DecryptStatus decrypt_status, |
| 70 const scoped_refptr<DecoderBuffer>& buffer); | 73 const scoped_refptr<DecoderBuffer>& buffer); |
| 71 | 74 |
| 72 // Carries out the operation scheduled by BufferDecrypted(). | 75 // Carries out the operation scheduled by BufferDecrypted(). |
| 73 void DoBufferDecrypted(Decryptor::DecryptStatus decrypt_status, | 76 void DoBufferDecrypted(Decryptor::DecryptStatus decrypt_status, |
| 74 const scoped_refptr<DecoderBuffer>& buffer); | 77 const scoped_refptr<DecoderBuffer>& buffer); |
| 75 | 78 |
| 76 void DecodeBuffer(const scoped_refptr<DecoderBuffer>& buffer); | 79 void DecodeBuffer(const scoped_refptr<DecoderBuffer>& buffer); |
| 77 bool Decode(const scoped_refptr<DecoderBuffer>& buffer, | 80 bool Decode(const scoped_refptr<DecoderBuffer>& buffer, |
| 78 scoped_refptr<VideoFrame>* video_frame); | 81 scoped_refptr<VideoFrame>* video_frame); |
| 79 | 82 |
| 80 // Delivers the frame to |read_cb_| and resets the callback. | |
| 81 void DeliverFrame(const scoped_refptr<VideoFrame>& video_frame); | |
| 82 | |
| 83 // Releases resources associated with |codec_context_| and |av_frame_| | 83 // Releases resources associated with |codec_context_| and |av_frame_| |
| 84 // and resets them to NULL. | 84 // and resets them to NULL. |
| 85 void ReleaseFFmpegResources(); | 85 void ReleaseFFmpegResources(); |
| 86 | 86 |
| 87 // Reset decoder and call |reset_cb_|. | 87 // Reset decoder and call |reset_cb_|. |
| 88 void DoReset(); | 88 void DoReset(); |
| 89 | 89 |
| 90 // This is !is_null() iff Initialize() hasn't been called. | 90 // This is !is_null() iff Initialize() hasn't been called. |
| 91 base::Callback<MessageLoop*()> message_loop_factory_cb_; | 91 base::Callback<MessageLoop*()> message_loop_factory_cb_; |
| 92 | 92 |
| (...skipping 22 matching lines...) Expand all Loading... |
| 115 scoped_refptr<DemuxerStream> demuxer_stream_; | 115 scoped_refptr<DemuxerStream> demuxer_stream_; |
| 116 | 116 |
| 117 Decryptor* decryptor_; | 117 Decryptor* decryptor_; |
| 118 | 118 |
| 119 DISALLOW_COPY_AND_ASSIGN(FFmpegVideoDecoder); | 119 DISALLOW_COPY_AND_ASSIGN(FFmpegVideoDecoder); |
| 120 }; | 120 }; |
| 121 | 121 |
| 122 } // namespace media | 122 } // namespace media |
| 123 | 123 |
| 124 #endif // MEDIA_FILTERS_FFMPEG_VIDEO_DECODER_H_ | 124 #endif // MEDIA_FILTERS_FFMPEG_VIDEO_DECODER_H_ |
| OLD | NEW |