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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_INPUT_SYNC_WRITER_H_ | 5 #ifndef CONTENT_BROWSER_RENDERER_HOST_MEDIA_AUDIO_INPUT_SYNC_WRITER_H_ |
6 #define CONTENT_BROWSER_RENDERER_HOST_MEDIA_AUDIO_INPUT_SYNC_WRITER_H_ | 6 #define CONTENT_BROWSER_RENDERER_HOST_MEDIA_AUDIO_INPUT_SYNC_WRITER_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include "base/file_descriptor_posix.h" | 9 #include "base/file_descriptor_posix.h" |
10 #include "base/process.h" | 10 #include "base/process.h" |
11 #include "base/sync_socket.h" | 11 #include "base/sync_socket.h" |
12 #include "media/audio/audio_input_controller.h" | 12 #include "media/audio/audio_input_controller.h" |
13 | 13 |
14 namespace base { | 14 namespace base { |
15 class SharedMemory; | 15 class SharedMemory; |
16 } | 16 } |
17 | 17 |
18 namespace media { | |
19 // A AudioInputController::SyncWriter implementation using SyncSocket. This | 18 // A AudioInputController::SyncWriter implementation using SyncSocket. This |
20 // is used by AudioInputController to provide a low latency data source for | 19 // is used by AudioInputController to provide a low latency data source for |
21 // transmitting audio packets between the browser process and the renderer | 20 // transmitting audio packets between the browser process and the renderer |
22 // process. | 21 // process. |
23 class AudioInputSyncWriter : public media::AudioInputController::SyncWriter { | 22 class AudioInputSyncWriter : public media::AudioInputController::SyncWriter { |
24 public: | 23 public: |
25 explicit AudioInputSyncWriter(base::SharedMemory* shared_memory); | 24 explicit AudioInputSyncWriter(base::SharedMemory* shared_memory); |
26 | 25 |
27 virtual ~AudioInputSyncWriter(); | 26 virtual ~AudioInputSyncWriter(); |
28 | 27 |
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45 // Socket for transmitting audio data. | 44 // Socket for transmitting audio data. |
46 scoped_ptr<base::CancelableSyncSocket> socket_; | 45 scoped_ptr<base::CancelableSyncSocket> socket_; |
47 | 46 |
48 // Socket to be used by the renderer. The reference is released after | 47 // Socket to be used by the renderer. The reference is released after |
49 // PrepareForeignSocketHandle() is called and ran successfully. | 48 // PrepareForeignSocketHandle() is called and ran successfully. |
50 scoped_ptr<base::CancelableSyncSocket> foreign_socket_; | 49 scoped_ptr<base::CancelableSyncSocket> foreign_socket_; |
51 | 50 |
52 DISALLOW_IMPLICIT_CONSTRUCTORS(AudioInputSyncWriter); | 51 DISALLOW_IMPLICIT_CONSTRUCTORS(AudioInputSyncWriter); |
53 }; | 52 }; |
54 | 53 |
55 } // namespace media | |
56 | |
57 #endif // CONTENT_BROWSER_RENDERER_HOST_MEDIA_AUDIO_INPUT_SYNC_WRITER_H_ | 54 #endif // CONTENT_BROWSER_RENDERER_HOST_MEDIA_AUDIO_INPUT_SYNC_WRITER_H_ |
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