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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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_AUDIO_FILE_READER_H_ | 5 #ifndef MEDIA_FILTERS_AUDIO_FILE_READER_H_ |
| 6 #define MEDIA_FILTERS_AUDIO_FILE_READER_H_ | 6 #define MEDIA_FILTERS_AUDIO_FILE_READER_H_ |
| 7 | 7 |
| 8 #include <vector> | 8 #include <vector> |
| 9 #include "media/filters/ffmpeg_glue.h" | 9 #include "media/filters/ffmpeg_glue.h" |
| 10 | 10 |
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| 43 // These methods can be called once Open() has been called. | 43 // These methods can be called once Open() has been called. |
| 44 int channels() const; | 44 int channels() const; |
| 45 int sample_rate() const; | 45 int sample_rate() const; |
| 46 base::TimeDelta duration() const; | 46 base::TimeDelta duration() const; |
| 47 int64 number_of_frames() const; | 47 int64 number_of_frames() const; |
| 48 | 48 |
| 49 private: | 49 private: |
| 50 FFmpegURLProtocol* protocol_; | 50 FFmpegURLProtocol* protocol_; |
| 51 AVFormatContext* format_context_; | 51 AVFormatContext* format_context_; |
| 52 AVCodecContext* codec_context_; | 52 AVCodecContext* codec_context_; |
| 53 int stream_index_; |
| 53 | 54 |
| 54 DISALLOW_COPY_AND_ASSIGN(AudioFileReader); | 55 DISALLOW_COPY_AND_ASSIGN(AudioFileReader); |
| 55 }; | 56 }; |
| 56 | 57 |
| 57 } // namespace media | 58 } // namespace media |
| 58 | 59 |
| 59 #endif // MEDIA_FILTERS_AUDIO_FILE_READER_H_ | 60 #endif // MEDIA_FILTERS_AUDIO_FILE_READER_H_ |
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