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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 "media/audio/pulse/audio_manager_pulse.h" | 5 #include "media/audio/pulse/audio_manager_pulse.h" |
| 6 | 6 |
| 7 #include "base/command_line.h" | 7 #include "base/command_line.h" |
| 8 #include "base/environment.h" | 8 #include "base/environment.h" |
| 9 #include "base/files/file_path.h" | 9 #include "base/files/file_path.h" |
| 10 #include "base/logging.h" | 10 #include "base/logging.h" |
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| 135 int buffer_size = user_buffer_size ? | 135 int buffer_size = user_buffer_size ? |
| 136 user_buffer_size : kDefaultInputBufferSize; | 136 user_buffer_size : kDefaultInputBufferSize; |
| 137 | 137 |
| 138 // TODO(xians): add support for querying native channel layout for pulse. | 138 // TODO(xians): add support for querying native channel layout for pulse. |
| 139 return AudioParameters(AudioParameters::AUDIO_PCM_LOW_LATENCY, | 139 return AudioParameters(AudioParameters::AUDIO_PCM_LOW_LATENCY, |
| 140 CHANNEL_LAYOUT_STEREO, GetNativeSampleRate(), 16, | 140 CHANNEL_LAYOUT_STEREO, GetNativeSampleRate(), 16, |
| 141 buffer_size); | 141 buffer_size); |
| 142 } | 142 } |
| 143 | 143 |
| 144 AudioOutputStream* AudioManagerPulse::MakeLinearOutputStream( | 144 AudioOutputStream* AudioManagerPulse::MakeLinearOutputStream( |
| 145 const AudioParameters& params) { | 145 const AudioParameters& params, |
| 146 const LogCallback& log_callback) { |
| 146 DCHECK_EQ(AudioParameters::AUDIO_PCM_LINEAR, params.format()); | 147 DCHECK_EQ(AudioParameters::AUDIO_PCM_LINEAR, params.format()); |
| 147 return MakeOutputStream(params, AudioDeviceDescription::kDefaultDeviceId); | 148 return MakeOutputStream(params, AudioDeviceDescription::kDefaultDeviceId); |
| 148 } | 149 } |
| 149 | 150 |
| 150 AudioOutputStream* AudioManagerPulse::MakeLowLatencyOutputStream( | 151 AudioOutputStream* AudioManagerPulse::MakeLowLatencyOutputStream( |
| 151 const AudioParameters& params, | 152 const AudioParameters& params, |
| 152 const std::string& device_id) { | 153 const std::string& device_id, |
| 154 const LogCallback& log_callback) { |
| 153 DCHECK_EQ(AudioParameters::AUDIO_PCM_LOW_LATENCY, params.format()); | 155 DCHECK_EQ(AudioParameters::AUDIO_PCM_LOW_LATENCY, params.format()); |
| 154 return MakeOutputStream(params, device_id.empty() | 156 return MakeOutputStream(params, device_id.empty() |
| 155 ? AudioDeviceDescription::kDefaultDeviceId | 157 ? AudioDeviceDescription::kDefaultDeviceId |
| 156 : device_id); | 158 : device_id); |
| 157 } | 159 } |
| 158 | 160 |
| 159 AudioInputStream* AudioManagerPulse::MakeLinearInputStream( | 161 AudioInputStream* AudioManagerPulse::MakeLinearInputStream( |
| 160 const AudioParameters& params, const std::string& device_id) { | 162 const AudioParameters& params, |
| 163 const std::string& device_id, |
| 164 const LogCallback& log_callback) { |
| 161 DCHECK_EQ(AudioParameters::AUDIO_PCM_LINEAR, params.format()); | 165 DCHECK_EQ(AudioParameters::AUDIO_PCM_LINEAR, params.format()); |
| 162 return MakeInputStream(params, device_id); | 166 return MakeInputStream(params, device_id); |
| 163 } | 167 } |
| 164 | 168 |
| 165 AudioInputStream* AudioManagerPulse::MakeLowLatencyInputStream( | 169 AudioInputStream* AudioManagerPulse::MakeLowLatencyInputStream( |
| 166 const AudioParameters& params, const std::string& device_id) { | 170 const AudioParameters& params, |
| 171 const std::string& device_id, |
| 172 const LogCallback& log_callback) { |
| 167 DCHECK_EQ(AudioParameters::AUDIO_PCM_LOW_LATENCY, params.format()); | 173 DCHECK_EQ(AudioParameters::AUDIO_PCM_LOW_LATENCY, params.format()); |
| 168 return MakeInputStream(params, device_id); | 174 return MakeInputStream(params, device_id); |
| 169 } | 175 } |
| 170 | 176 |
| 171 AudioParameters AudioManagerPulse::GetPreferredOutputStreamParameters( | 177 AudioParameters AudioManagerPulse::GetPreferredOutputStreamParameters( |
| 172 const std::string& output_device_id, | 178 const std::string& output_device_id, |
| 173 const AudioParameters& input_params) { | 179 const AudioParameters& input_params) { |
| 174 // TODO(tommi): Support |output_device_id|. | 180 // TODO(tommi): Support |output_device_id|. |
| 175 VLOG_IF(0, !output_device_id.empty()) << "Not implemented!"; | 181 VLOG_IF(0, !output_device_id.empty()) << "Not implemented!"; |
| 176 | 182 |
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| 333 void AudioManagerPulse::SampleRateInfoCallback(pa_context* context, | 339 void AudioManagerPulse::SampleRateInfoCallback(pa_context* context, |
| 334 const pa_server_info* info, | 340 const pa_server_info* info, |
| 335 void* user_data) { | 341 void* user_data) { |
| 336 AudioManagerPulse* manager = reinterpret_cast<AudioManagerPulse*>(user_data); | 342 AudioManagerPulse* manager = reinterpret_cast<AudioManagerPulse*>(user_data); |
| 337 | 343 |
| 338 manager->native_input_sample_rate_ = info->sample_spec.rate; | 344 manager->native_input_sample_rate_ = info->sample_spec.rate; |
| 339 pa_threaded_mainloop_signal(manager->input_mainloop_, 0); | 345 pa_threaded_mainloop_signal(manager->input_mainloop_, 0); |
| 340 } | 346 } |
| 341 | 347 |
| 342 } // namespace media | 348 } // namespace media |
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