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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 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 #include "chrome/browser/renderer_host/audio_renderer_host.h" | 5 #include "chrome/browser/renderer_host/audio_renderer_host.h" |
6 | 6 |
7 #include "base/histogram.h" | 7 #include "base/histogram.h" |
8 #include "base/lock.h" | 8 #include "base/lock.h" |
9 #include "base/process.h" | 9 #include "base/process.h" |
10 #include "base/shared_memory.h" | 10 #include "base/shared_memory.h" |
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119 | 119 |
120 /////////////////////////////////////////////////////////////////////////////// | 120 /////////////////////////////////////////////////////////////////////////////// |
121 // media::AudioOutputController::EventHandler implementations. | 121 // media::AudioOutputController::EventHandler implementations. |
122 void AudioRendererHost::OnCreated(media::AudioOutputController* controller) { | 122 void AudioRendererHost::OnCreated(media::AudioOutputController* controller) { |
123 BrowserThread::PostTask( | 123 BrowserThread::PostTask( |
124 BrowserThread::IO, | 124 BrowserThread::IO, |
125 FROM_HERE, | 125 FROM_HERE, |
126 NewRunnableMethod( | 126 NewRunnableMethod( |
127 this, | 127 this, |
128 &AudioRendererHost::DoCompleteCreation, | 128 &AudioRendererHost::DoCompleteCreation, |
129 controller)); | 129 make_scoped_refptr(controller))); |
130 } | 130 } |
131 | 131 |
132 void AudioRendererHost::OnPlaying(media::AudioOutputController* controller) { | 132 void AudioRendererHost::OnPlaying(media::AudioOutputController* controller) { |
133 BrowserThread::PostTask( | 133 BrowserThread::PostTask( |
134 BrowserThread::IO, | 134 BrowserThread::IO, |
135 FROM_HERE, | 135 FROM_HERE, |
136 NewRunnableMethod( | 136 NewRunnableMethod( |
137 this, | 137 this, |
138 &AudioRendererHost::DoSendPlayingMessage, | 138 &AudioRendererHost::DoSendPlayingMessage, |
139 controller)); | 139 make_scoped_refptr(controller))); |
140 } | 140 } |
141 | 141 |
142 void AudioRendererHost::OnPaused(media::AudioOutputController* controller) { | 142 void AudioRendererHost::OnPaused(media::AudioOutputController* controller) { |
143 BrowserThread::PostTask( | 143 BrowserThread::PostTask( |
144 BrowserThread::IO, | 144 BrowserThread::IO, |
145 FROM_HERE, | 145 FROM_HERE, |
146 NewRunnableMethod( | 146 NewRunnableMethod( |
147 this, | 147 this, |
148 &AudioRendererHost::DoSendPausedMessage, | 148 &AudioRendererHost::DoSendPausedMessage, |
149 controller)); | 149 make_scoped_refptr(controller))); |
150 } | 150 } |
151 | 151 |
152 void AudioRendererHost::OnError(media::AudioOutputController* controller, | 152 void AudioRendererHost::OnError(media::AudioOutputController* controller, |
153 int error_code) { | 153 int error_code) { |
154 BrowserThread::PostTask( | 154 BrowserThread::PostTask( |
155 BrowserThread::IO, | 155 BrowserThread::IO, |
156 FROM_HERE, | 156 FROM_HERE, |
157 NewRunnableMethod(this, | 157 NewRunnableMethod(this, |
158 &AudioRendererHost::DoHandleError, | 158 &AudioRendererHost::DoHandleError, |
159 controller, | 159 make_scoped_refptr(controller), |
160 error_code)); | 160 error_code)); |
161 } | 161 } |
162 | 162 |
163 void AudioRendererHost::OnMoreData(media::AudioOutputController* controller, | 163 void AudioRendererHost::OnMoreData(media::AudioOutputController* controller, |
164 AudioBuffersState buffers_state) { | 164 AudioBuffersState buffers_state) { |
165 BrowserThread::PostTask( | 165 BrowserThread::PostTask( |
166 BrowserThread::IO, | 166 BrowserThread::IO, |
167 FROM_HERE, | 167 FROM_HERE, |
168 NewRunnableMethod(this, | 168 NewRunnableMethod(this, |
169 &AudioRendererHost::DoRequestMoreData, | 169 &AudioRendererHost::DoRequestMoreData, |
170 controller, | 170 make_scoped_refptr(controller), |
171 buffers_state)); | 171 buffers_state)); |
172 } | 172 } |
173 | 173 |
174 void AudioRendererHost::DoCompleteCreation( | 174 void AudioRendererHost::DoCompleteCreation( |
175 media::AudioOutputController* controller) { | 175 media::AudioOutputController* controller) { |
176 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); | 176 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); |
177 | 177 |
178 AudioEntry* entry = LookupByController(controller); | 178 AudioEntry* entry = LookupByController(controller); |
179 if (!entry) | 179 if (!entry) |
180 return; | 180 return; |
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574 | 574 |
575 // Iterate the map of entries. | 575 // Iterate the map of entries. |
576 // TODO(hclam): Implement a faster look up method. | 576 // TODO(hclam): Implement a faster look up method. |
577 for (AudioEntryMap::iterator i = audio_entries_.begin(); | 577 for (AudioEntryMap::iterator i = audio_entries_.begin(); |
578 i != audio_entries_.end(); ++i) { | 578 i != audio_entries_.end(); ++i) { |
579 if (controller == i->second->controller.get()) | 579 if (controller == i->second->controller.get()) |
580 return i->second; | 580 return i->second; |
581 } | 581 } |
582 return NULL; | 582 return NULL; |
583 } | 583 } |
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