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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 CONTENT_BROWSER_RENDERER_HOST_MEDIA_AUDIO_SYNC_READER_H_ | 5 #ifndef CONTENT_BROWSER_RENDERER_HOST_MEDIA_AUDIO_SYNC_READER_H_ |
6 #define CONTENT_BROWSER_RENDERER_HOST_MEDIA_AUDIO_SYNC_READER_H_ | 6 #define CONTENT_BROWSER_RENDERER_HOST_MEDIA_AUDIO_SYNC_READER_H_ |
7 | 7 |
8 #include <stddef.h> | 8 #include <stddef.h> |
9 #include <stdint.h> | 9 #include <stdint.h> |
10 #include <memory> | 10 #include <memory> |
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39 // Returns null on failure. | 39 // Returns null on failure. |
40 static std::unique_ptr<AudioSyncReader> Create( | 40 static std::unique_ptr<AudioSyncReader> Create( |
41 const media::AudioParameters& params); | 41 const media::AudioParameters& params); |
42 | 42 |
43 base::SharedMemory* shared_memory() const { return shared_memory_.get(); } | 43 base::SharedMemory* shared_memory() const { return shared_memory_.get(); } |
44 base::CancelableSyncSocket* foreign_socket() const { | 44 base::CancelableSyncSocket* foreign_socket() const { |
45 return foreign_socket_.get(); | 45 return foreign_socket_.get(); |
46 } | 46 } |
47 | 47 |
48 // media::AudioOutputController::SyncReader implementations. | 48 // media::AudioOutputController::SyncReader implementations. |
49 void UpdatePendingBytes(uint32_t bytes, uint32_t frames_skipped) override; | 49 void RequestMoreData(base::TimeDelta delay, |
| 50 base::TimeTicks delay_timestamp, |
| 51 int prior_frames_skipped) override; |
50 void Read(media::AudioBus* dest) override; | 52 void Read(media::AudioBus* dest) override; |
51 void Close() override; | 53 void Close() override; |
52 | 54 |
53 private: | 55 private: |
54 AudioSyncReader(const media::AudioParameters& params, | 56 AudioSyncReader(const media::AudioParameters& params, |
55 std::unique_ptr<base::SharedMemory> shared_memory, | 57 std::unique_ptr<base::SharedMemory> shared_memory, |
56 std::unique_ptr<base::CancelableSyncSocket> socket, | 58 std::unique_ptr<base::CancelableSyncSocket> socket, |
57 std::unique_ptr<base::CancelableSyncSocket> foreign_socket); | 59 std::unique_ptr<base::CancelableSyncSocket> foreign_socket); |
58 | 60 |
59 // Blocks until data is ready for reading or a timeout expires. Returns false | 61 // Blocks until data is ready for reading or a timeout expires. Returns false |
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91 // The index of the audio buffer we're expecting to be sent from the renderer; | 93 // The index of the audio buffer we're expecting to be sent from the renderer; |
92 // used to block with timeout for audio data. | 94 // used to block with timeout for audio data. |
93 uint32_t buffer_index_; | 95 uint32_t buffer_index_; |
94 | 96 |
95 DISALLOW_COPY_AND_ASSIGN(AudioSyncReader); | 97 DISALLOW_COPY_AND_ASSIGN(AudioSyncReader); |
96 }; | 98 }; |
97 | 99 |
98 } // namespace content | 100 } // namespace content |
99 | 101 |
100 #endif // CONTENT_BROWSER_RENDERER_HOST_MEDIA_AUDIO_SYNC_READER_H_ | 102 #endif // CONTENT_BROWSER_RENDERER_HOST_MEDIA_AUDIO_SYNC_READER_H_ |
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