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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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_RENDERER_MEDIA_MEDIA_STREAM_AUDIO_SOURCE_H_ | 5 #ifndef CONTENT_RENDERER_MEDIA_MEDIA_STREAM_AUDIO_SOURCE_H_ |
6 #define CONTENT_RENDERER_MEDIA_MEDIA_STREAM_AUDIO_SOURCE_H_ | 6 #define CONTENT_RENDERER_MEDIA_MEDIA_STREAM_AUDIO_SOURCE_H_ |
7 | 7 |
8 #include <memory> | 8 #include <memory> |
9 #include <string> | 9 #include <string> |
10 | 10 |
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136 // MediaStreamSource override. | 136 // MediaStreamSource override. |
137 void DoStopSource() final; | 137 void DoStopSource() final; |
138 | 138 |
139 // Removes |track| from the list of instances that get a copy of the source | 139 // Removes |track| from the list of instances that get a copy of the source |
140 // audio data. The "stop callback" that was provided to the track calls | 140 // audio data. The "stop callback" that was provided to the track calls |
141 // this. | 141 // this. |
142 void StopAudioDeliveryTo(MediaStreamAudioTrack* track); | 142 void StopAudioDeliveryTo(MediaStreamAudioTrack* track); |
143 | 143 |
144 // True if the source of audio is a local device. False if the source is | 144 // True if the source of audio is a local device. False if the source is |
145 // remote (e.g., streamed-in from a server). | 145 // remote (e.g., streamed-in from a server). |
| 146 // TODO(crbug.com/598704): should be remove is_local_source_ variable. |
146 const bool is_local_source_; | 147 const bool is_local_source_; |
147 | 148 |
148 // Set to true once this source has been permanently stopped. | 149 // Set to true once this source has been permanently stopped. |
149 bool is_stopped_; | 150 bool is_stopped_; |
150 | 151 |
151 // Manages tracks connected to this source and the audio format and data flow. | 152 // Manages tracks connected to this source and the audio format and data flow. |
152 MediaStreamAudioDeliverer<MediaStreamAudioTrack> deliverer_; | 153 MediaStreamAudioDeliverer<MediaStreamAudioTrack> deliverer_; |
153 | 154 |
154 // The task runner for main thread. Also used to check that all methods that | 155 // The task runner for main thread. Also used to check that all methods that |
155 // could cause object graph or data flow changes are being called on the main | 156 // could cause object graph or data flow changes are being called on the main |
156 // thread. | 157 // thread. |
157 const scoped_refptr<base::SingleThreadTaskRunner> task_runner_; | 158 const scoped_refptr<base::SingleThreadTaskRunner> task_runner_; |
158 | 159 |
159 // Provides weak pointers so that MediaStreamAudioTracks won't call | 160 // Provides weak pointers so that MediaStreamAudioTracks won't call |
160 // StopAudioDeliveryTo() if this instance dies first. | 161 // StopAudioDeliveryTo() if this instance dies first. |
161 base::WeakPtrFactory<MediaStreamAudioSource> weak_factory_; | 162 base::WeakPtrFactory<MediaStreamAudioSource> weak_factory_; |
162 | 163 |
163 DISALLOW_COPY_AND_ASSIGN(MediaStreamAudioSource); | 164 DISALLOW_COPY_AND_ASSIGN(MediaStreamAudioSource); |
164 }; | 165 }; |
165 | 166 |
166 } // namespace content | 167 } // namespace content |
167 | 168 |
168 #endif // CONTENT_RENDERER_MEDIA_MEDIA_STREAM_AUDIO_SOURCE_H_ | 169 #endif // CONTENT_RENDERER_MEDIA_MEDIA_STREAM_AUDIO_SOURCE_H_ |
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