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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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 "content/renderer/media/webrtc_local_audio_source_provider.h" | 5 #include "content/renderer/media/webrtc_local_audio_source_provider.h" |
6 | 6 |
7 #include "base/logging.h" | 7 #include "base/logging.h" |
8 #include "content/renderer/render_thread_impl.h" | 8 #include "content/renderer/render_thread_impl.h" |
9 #include "media/audio/audio_parameters.h" | 9 #include "media/audio/audio_parameters.h" |
10 #include "media/base/audio_fifo.h" | 10 #include "media/base/audio_fifo.h" |
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29 track_stopped_(false) { | 29 track_stopped_(false) { |
30 // Get the native audio output hardware sample-rate for the sink. | 30 // Get the native audio output hardware sample-rate for the sink. |
31 // We need to check if RenderThreadImpl is valid here since the unittests | 31 // We need to check if RenderThreadImpl is valid here since the unittests |
32 // do not have one and they will inject their own |sink_params_| for testing. | 32 // do not have one and they will inject their own |sink_params_| for testing. |
33 if (RenderThreadImpl::current()) { | 33 if (RenderThreadImpl::current()) { |
34 media::AudioHardwareConfig* hardware_config = | 34 media::AudioHardwareConfig* hardware_config = |
35 RenderThreadImpl::current()->GetAudioHardwareConfig(); | 35 RenderThreadImpl::current()->GetAudioHardwareConfig(); |
36 int sample_rate = hardware_config->GetOutputSampleRate(); | 36 int sample_rate = hardware_config->GetOutputSampleRate(); |
37 sink_params_.Reset( | 37 sink_params_.Reset( |
38 media::AudioParameters::AUDIO_PCM_LOW_LATENCY, | 38 media::AudioParameters::AUDIO_PCM_LOW_LATENCY, |
39 media::CHANNEL_LAYOUT_STEREO, 2, 0, sample_rate, 16, | 39 media::CHANNEL_LAYOUT_STEREO, 2, sample_rate, 16, |
40 kWebAudioRenderBufferSize); | 40 kWebAudioRenderBufferSize); |
41 } | 41 } |
42 | 42 |
43 // Connect the source provider to the track as a sink. | 43 // Connect the source provider to the track as a sink. |
44 MediaStreamAudioSink::AddToAudioTrack(this, track_); | 44 MediaStreamAudioSink::AddToAudioTrack(this, track_); |
45 } | 45 } |
46 | 46 |
47 WebRtcLocalAudioSourceProvider::~WebRtcLocalAudioSourceProvider() { | 47 WebRtcLocalAudioSourceProvider::~WebRtcLocalAudioSourceProvider() { |
48 if (audio_converter_.get()) | 48 if (audio_converter_.get()) |
49 audio_converter_->RemoveInput(this); | 49 audio_converter_->RemoveInput(this); |
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150 | 150 |
151 return 1.0; | 151 return 1.0; |
152 } | 152 } |
153 | 153 |
154 void WebRtcLocalAudioSourceProvider::SetSinkParamsForTesting( | 154 void WebRtcLocalAudioSourceProvider::SetSinkParamsForTesting( |
155 const media::AudioParameters& sink_params) { | 155 const media::AudioParameters& sink_params) { |
156 sink_params_ = sink_params; | 156 sink_params_ = sink_params; |
157 } | 157 } |
158 | 158 |
159 } // namespace content | 159 } // namespace content |
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