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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_ANDROID_OPENSLES_OUTPUT_H_ | 5 #ifndef MEDIA_AUDIO_ANDROID_OPENSLES_OUTPUT_H_ |
6 #define MEDIA_AUDIO_ANDROID_OPENSLES_OUTPUT_H_ | 6 #define MEDIA_AUDIO_ANDROID_OPENSLES_OUTPUT_H_ |
7 | 7 |
8 #include <SLES/OpenSLES.h> | 8 #include <SLES/OpenSLES.h> |
9 #include <SLES/OpenSLES_Android.h> | 9 #include <SLES/OpenSLES_Android.h> |
10 | 10 |
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91 | 91 |
92 SLPlayItf player_; | 92 SLPlayItf player_; |
93 | 93 |
94 // Buffer queue recorder interface. | 94 // Buffer queue recorder interface. |
95 SLAndroidSimpleBufferQueueItf simple_buffer_queue_; | 95 SLAndroidSimpleBufferQueueItf simple_buffer_queue_; |
96 | 96 |
97 SLDataFormat_PCM format_; | 97 SLDataFormat_PCM format_; |
98 | 98 |
99 // Audio buffers that are allocated in the constructor based on | 99 // Audio buffers that are allocated in the constructor based on |
100 // info from audio parameters. | 100 // info from audio parameters. |
101 uint8* audio_data_[kMaxNumOfBuffersInQueue]; | 101 uint8_t* audio_data_[kMaxNumOfBuffersInQueue]; |
102 | 102 |
103 int active_buffer_index_; | 103 int active_buffer_index_; |
104 size_t buffer_size_bytes_; | 104 size_t buffer_size_bytes_; |
105 | 105 |
106 bool started_; | 106 bool started_; |
107 | 107 |
108 // Volume control coming from hardware. It overrides |volume_| when it's | 108 // Volume control coming from hardware. It overrides |volume_| when it's |
109 // true. Otherwise, use |volume_| for scaling. | 109 // true. Otherwise, use |volume_| for scaling. |
110 // This is needed because platform voice volume never goes to zero in | 110 // This is needed because platform voice volume never goes to zero in |
111 // COMMUNICATION mode on Android. | 111 // COMMUNICATION mode on Android. |
112 bool muted_; | 112 bool muted_; |
113 | 113 |
114 // Volume level from 0 to 1. | 114 // Volume level from 0 to 1. |
115 float volume_; | 115 float volume_; |
116 | 116 |
117 // Container for retrieving data from AudioSourceCallback::OnMoreData(). | 117 // Container for retrieving data from AudioSourceCallback::OnMoreData(). |
118 scoped_ptr<AudioBus> audio_bus_; | 118 scoped_ptr<AudioBus> audio_bus_; |
119 | 119 |
120 DISALLOW_COPY_AND_ASSIGN(OpenSLESOutputStream); | 120 DISALLOW_COPY_AND_ASSIGN(OpenSLESOutputStream); |
121 }; | 121 }; |
122 | 122 |
123 } // namespace media | 123 } // namespace media |
124 | 124 |
125 #endif // MEDIA_AUDIO_ANDROID_OPENSLES_OUTPUT_H_ | 125 #endif // MEDIA_AUDIO_ANDROID_OPENSLES_OUTPUT_H_ |
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