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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 #include "media/audio/audio_output_stream_sink.h" | 5 #include "media/audio/audio_output_stream_sink.h" |
6 | 6 |
7 #include <cmath> | 7 #include <cmath> |
8 | 8 |
9 #include "base/bind.h" | 9 #include "base/bind.h" |
10 #include "base/bind_helpers.h" | 10 #include "base/bind_helpers.h" |
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66 audio_task_runner_->PostTask( | 66 audio_task_runner_->PostTask( |
67 FROM_HERE, base::Bind(&AudioOutputStreamSink::DoPlay, this)); | 67 FROM_HERE, base::Bind(&AudioOutputStreamSink::DoPlay, this)); |
68 } | 68 } |
69 | 69 |
70 bool AudioOutputStreamSink::SetVolume(double volume) { | 70 bool AudioOutputStreamSink::SetVolume(double volume) { |
71 audio_task_runner_->PostTask( | 71 audio_task_runner_->PostTask( |
72 FROM_HERE, base::Bind(&AudioOutputStreamSink::DoSetVolume, this, volume)); | 72 FROM_HERE, base::Bind(&AudioOutputStreamSink::DoSetVolume, this, volume)); |
73 return true; | 73 return true; |
74 } | 74 } |
75 | 75 |
76 OutputDevice* AudioOutputStreamSink::GetOutputDevice() { | 76 OutputDeviceInfo AudioOutputStreamSink::GetOutputDeviceInfo() { |
77 return nullptr; | 77 return OutputDeviceInfo(); |
78 } | 78 } |
79 | 79 |
80 int AudioOutputStreamSink::OnMoreData(AudioBus* dest, | 80 int AudioOutputStreamSink::OnMoreData(AudioBus* dest, |
81 uint32_t total_bytes_delay, | 81 uint32_t total_bytes_delay, |
82 uint32_t frames_skipped) { | 82 uint32_t frames_skipped) { |
83 // Note: Runs on the audio thread created by the OS. | 83 // Note: Runs on the audio thread created by the OS. |
84 base::AutoLock al(callback_lock_); | 84 base::AutoLock al(callback_lock_); |
85 if (!active_render_callback_) | 85 if (!active_render_callback_) |
86 return 0; | 86 return 0; |
87 | 87 |
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143 DCHECK(audio_task_runner_->BelongsToCurrentThread()); | 143 DCHECK(audio_task_runner_->BelongsToCurrentThread()); |
144 stream_->SetVolume(volume); | 144 stream_->SetVolume(volume); |
145 } | 145 } |
146 | 146 |
147 void AudioOutputStreamSink::ClearCallback() { | 147 void AudioOutputStreamSink::ClearCallback() { |
148 base::AutoLock al(callback_lock_); | 148 base::AutoLock al(callback_lock_); |
149 active_render_callback_ = NULL; | 149 active_render_callback_ = NULL; |
150 } | 150 } |
151 | 151 |
152 } // namepace media | 152 } // namepace media |
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