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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 #include "media/audio/audio_output_dispatcher_impl.h" | 5 #include "media/audio/audio_output_dispatcher_impl.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 | 8 |
9 #include "base/bind.h" | 9 #include "base/bind.h" |
10 #include "base/compiler_specific.h" | 10 #include "base/compiler_specific.h" |
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52 } | 52 } |
53 | 53 |
54 close_timer_.Reset(); | 54 close_timer_.Reset(); |
55 return true; | 55 return true; |
56 } | 56 } |
57 | 57 |
58 bool AudioOutputDispatcherImpl::StartStream( | 58 bool AudioOutputDispatcherImpl::StartStream( |
59 AudioOutputStream::AudioSourceCallback* callback, | 59 AudioOutputStream::AudioSourceCallback* callback, |
60 AudioOutputProxy* stream_proxy) { | 60 AudioOutputProxy* stream_proxy) { |
61 DCHECK(message_loop_->BelongsToCurrentThread()); | 61 DCHECK(message_loop_->BelongsToCurrentThread()); |
62 DCHECK(proxy_to_physical_map_.find(stream_proxy) == | |
63 proxy_to_physical_map_.end()); | |
64 | 62 |
65 if (idle_streams_.empty() && !CreateAndOpenStream()) | 63 if (idle_streams_.empty() && !CreateAndOpenStream()) |
66 return false; | 64 return false; |
67 | 65 |
68 AudioOutputStream* physical_stream = idle_streams_.back(); | 66 AudioOutputStream* physical_stream = idle_streams_.back(); |
69 DCHECK(physical_stream); | 67 DCHECK(physical_stream); |
70 idle_streams_.pop_back(); | 68 idle_streams_.pop_back(); |
71 | 69 |
72 DCHECK_GT(paused_proxies_, 0u); | 70 DCHECK_GT(paused_proxies_, 0u); |
73 --paused_proxies_; | 71 --paused_proxies_; |
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181 | 179 |
182 // This method is called by |close_timer_|. | 180 // This method is called by |close_timer_|. |
183 void AudioOutputDispatcherImpl::ClosePendingStreams() { | 181 void AudioOutputDispatcherImpl::ClosePendingStreams() { |
184 DCHECK(message_loop_->BelongsToCurrentThread()); | 182 DCHECK(message_loop_->BelongsToCurrentThread()); |
185 while (!idle_streams_.empty()) { | 183 while (!idle_streams_.empty()) { |
186 idle_streams_.back()->Close(); | 184 idle_streams_.back()->Close(); |
187 idle_streams_.pop_back(); | 185 idle_streams_.pop_back(); |
188 } | 186 } |
189 } | 187 } |
190 | 188 |
191 void AudioOutputDispatcherImpl::CloseStreamsForWedgeFix() { | |
192 DCHECK(message_loop_->BelongsToCurrentThread()); | |
193 while (!pausing_streams_.empty()) { | |
194 idle_streams_.push_back(pausing_streams_.back()); | |
195 pausing_streams_.pop_back(); | |
196 } | |
197 ClosePendingStreams(); | |
198 } | |
199 | |
200 void AudioOutputDispatcherImpl::RestartStreamsForWedgeFix() { | |
201 DCHECK(message_loop_->BelongsToCurrentThread()); | |
202 | |
203 // Should only be called when the dispatcher is used with fake streams which | |
204 // don't need to be shutdown or restarted. | |
205 CHECK_EQ(params_.format(), AudioParameters::AUDIO_FAKE); | |
206 } | |
207 | |
208 } // namespace media | 189 } // namespace media |
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