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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 "base/process/process.h" | 8 #include "base/process/process.h" |
9 #include "base/sync_socket.h" | 9 #include "base/sync_socket.h" |
10 #include "base/synchronization/lock.h" | 10 #include "base/synchronization/lock.h" |
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32 const media::AudioParameters& params); | 32 const media::AudioParameters& params); |
33 | 33 |
34 virtual ~AudioSyncReader(); | 34 virtual ~AudioSyncReader(); |
35 | 35 |
36 // media::AudioOutputController::SyncReader implementations. | 36 // media::AudioOutputController::SyncReader implementations. |
37 virtual void UpdatePendingBytes(uint32 bytes) OVERRIDE; | 37 virtual void UpdatePendingBytes(uint32 bytes) OVERRIDE; |
38 virtual void Read(media::AudioBus* dest) OVERRIDE; | 38 virtual void Read(media::AudioBus* dest) OVERRIDE; |
39 virtual void Close() OVERRIDE; | 39 virtual void Close() OVERRIDE; |
40 | 40 |
41 bool Init(); | 41 bool Init(); |
42 bool PrepareForeignSocketHandle(base::ProcessHandle process_handle, | 42 bool PrepareForeignSocket(base::ProcessHandle process_handle, |
43 #if defined(OS_WIN) | 43 base::SyncSocket::TransitDescriptor * descriptor); |
no longer working on chromium
2014/09/01 14:56:18
remove the space between base::SyncSocket::Transit
burnik
2014/09/01 14:59:34
Nit done.
| |
44 base::SyncSocket::Handle* foreign_handle); | |
45 #else | |
46 base::FileDescriptor* foreign_handle); | |
47 #endif | |
48 | 44 |
49 private: | 45 private: |
50 // Blocks until data is ready for reading or a timeout expires. Returns false | 46 // Blocks until data is ready for reading or a timeout expires. Returns false |
51 // if an error or timeout occurs. | 47 // if an error or timeout occurs. |
52 bool WaitUntilDataIsReady(); | 48 bool WaitUntilDataIsReady(); |
53 | 49 |
54 const base::SharedMemory* const shared_memory_; | 50 const base::SharedMemory* const shared_memory_; |
55 | 51 |
56 // Mutes all incoming samples. This is used to prevent audible sound | 52 // Mutes all incoming samples. This is used to prevent audible sound |
57 // during automated testing. | 53 // during automated testing. |
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82 // The index of the audio buffer we're expecting to be sent from the renderer; | 78 // The index of the audio buffer we're expecting to be sent from the renderer; |
83 // used to block with timeout for audio data. | 79 // used to block with timeout for audio data. |
84 uint32 buffer_index_; | 80 uint32 buffer_index_; |
85 | 81 |
86 DISALLOW_COPY_AND_ASSIGN(AudioSyncReader); | 82 DISALLOW_COPY_AND_ASSIGN(AudioSyncReader); |
87 }; | 83 }; |
88 | 84 |
89 } // namespace content | 85 } // namespace content |
90 | 86 |
91 #endif // CONTENT_BROWSER_RENDERER_HOST_MEDIA_AUDIO_SYNC_READER_H_ | 87 #endif // CONTENT_BROWSER_RENDERER_HOST_MEDIA_AUDIO_SYNC_READER_H_ |
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