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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 MEDIA_AUDIO_WIN_WAVEIN_INPUT_WIN_H_ | 5 #ifndef MEDIA_AUDIO_WIN_WAVEIN_INPUT_WIN_H_ |
6 #define MEDIA_AUDIO_WIN_WAVEIN_INPUT_WIN_H_ | 6 #define MEDIA_AUDIO_WIN_WAVEIN_INPUT_WIN_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include <windows.h> | 10 #include <windows.h> |
11 #include <mmsystem.h> | 11 #include <mmsystem.h> |
12 | 12 |
13 #include "base/basictypes.h" | |
14 #include "base/compiler_specific.h" | 13 #include "base/compiler_specific.h" |
15 #include "base/synchronization/lock.h" | 14 #include "base/synchronization/lock.h" |
16 #include "base/threading/thread_checker.h" | 15 #include "base/threading/thread_checker.h" |
17 #include "base/win/scoped_handle.h" | 16 #include "base/win/scoped_handle.h" |
18 #include "media/audio/audio_io.h" | 17 #include "media/audio/audio_io.h" |
19 #include "media/audio/audio_parameters.h" | 18 #include "media/audio/audio_parameters.h" |
20 | 19 |
21 namespace media { | 20 namespace media { |
22 | 21 |
23 class AudioBus; | 22 class AudioBus; |
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93 // we close so it can release its own resources. | 92 // we close so it can release its own resources. |
94 AudioManagerWin* manager_; | 93 AudioManagerWin* manager_; |
95 | 94 |
96 // We use the callback mostly to periodically give the recorded audio data. | 95 // We use the callback mostly to periodically give the recorded audio data. |
97 AudioInputCallback* callback_; | 96 AudioInputCallback* callback_; |
98 | 97 |
99 // The number of buffers of size |buffer_size_| each to use. | 98 // The number of buffers of size |buffer_size_| each to use. |
100 const int num_buffers_; | 99 const int num_buffers_; |
101 | 100 |
102 // The size in bytes of each audio buffer. | 101 // The size in bytes of each audio buffer. |
103 uint32 buffer_size_; | 102 uint32_t buffer_size_; |
104 | 103 |
105 // Channels, 1 or 2. | 104 // Channels, 1 or 2. |
106 const int channels_; | 105 const int channels_; |
107 | 106 |
108 // Contains the unique name of the selected endpoint device. | 107 // Contains the unique name of the selected endpoint device. |
109 // Note that AudioManagerBase::kDefaultDeviceId represents the default | 108 // Note that AudioManagerBase::kDefaultDeviceId represents the default |
110 // device role and is not a valid ID as such. | 109 // device role and is not a valid ID as such. |
111 std::string device_id_; | 110 std::string device_id_; |
112 | 111 |
113 // Windows native structure to encode the format parameters. | 112 // Windows native structure to encode the format parameters. |
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128 // Extra audio bus used for storage of deinterleaved data for the OnData | 127 // Extra audio bus used for storage of deinterleaved data for the OnData |
129 // callback. | 128 // callback. |
130 scoped_ptr<media::AudioBus> audio_bus_; | 129 scoped_ptr<media::AudioBus> audio_bus_; |
131 | 130 |
132 DISALLOW_COPY_AND_ASSIGN(PCMWaveInAudioInputStream); | 131 DISALLOW_COPY_AND_ASSIGN(PCMWaveInAudioInputStream); |
133 }; | 132 }; |
134 | 133 |
135 } // namespace media | 134 } // namespace media |
136 | 135 |
137 #endif // MEDIA_AUDIO_WIN_WAVEIN_INPUT_WIN_H_ | 136 #endif // MEDIA_AUDIO_WIN_WAVEIN_INPUT_WIN_H_ |
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