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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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| 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 DCHECK_EQ(AudioParameters::AUDIO_PCM_LINEAR, params.format()); | 146 DCHECK_EQ(AudioParameters::AUDIO_PCM_LINEAR, params.format()); |
| 147 return MakeOutputStream(params, AudioDeviceDescription::kDefaultDeviceId); | 147 return MakeOutputStream(params, AudioDeviceDescription::kDefaultDeviceId, |
| 148 StatisticsCallback()); |
| 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 StatisticsCallback& statistics_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( |
| 155 ? AudioDeviceDescription::kDefaultDeviceId | 157 params, |
| 156 : device_id); | 158 device_id.empty() ? AudioDeviceDescription::kDefaultDeviceId : device_id, |
| 159 statistics_callback); |
| 157 } | 160 } |
| 158 | 161 |
| 159 AudioInputStream* AudioManagerPulse::MakeLinearInputStream( | 162 AudioInputStream* AudioManagerPulse::MakeLinearInputStream( |
| 160 const AudioParameters& params, const std::string& device_id) { | 163 const AudioParameters& params, const std::string& device_id) { |
| 161 DCHECK_EQ(AudioParameters::AUDIO_PCM_LINEAR, params.format()); | 164 DCHECK_EQ(AudioParameters::AUDIO_PCM_LINEAR, params.format()); |
| 162 return MakeInputStream(params, device_id); | 165 return MakeInputStream(params, device_id); |
| 163 } | 166 } |
| 164 | 167 |
| 165 AudioInputStream* AudioManagerPulse::MakeLowLatencyInputStream( | 168 AudioInputStream* AudioManagerPulse::MakeLowLatencyInputStream( |
| 166 const AudioParameters& params, const std::string& device_id) { | 169 const AudioParameters& params, const std::string& device_id) { |
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| 189 int user_buffer_size = GetUserBufferSize(); | 192 int user_buffer_size = GetUserBufferSize(); |
| 190 if (user_buffer_size) | 193 if (user_buffer_size) |
| 191 buffer_size = user_buffer_size; | 194 buffer_size = user_buffer_size; |
| 192 | 195 |
| 193 return AudioParameters(AudioParameters::AUDIO_PCM_LOW_LATENCY, channel_layout, | 196 return AudioParameters(AudioParameters::AUDIO_PCM_LOW_LATENCY, channel_layout, |
| 194 sample_rate, bits_per_sample, buffer_size); | 197 sample_rate, bits_per_sample, buffer_size); |
| 195 } | 198 } |
| 196 | 199 |
| 197 AudioOutputStream* AudioManagerPulse::MakeOutputStream( | 200 AudioOutputStream* AudioManagerPulse::MakeOutputStream( |
| 198 const AudioParameters& params, | 201 const AudioParameters& params, |
| 199 const std::string& device_id) { | 202 const std::string& device_id, |
| 203 const StatisticsCallback& statistics_callback) { |
| 200 DCHECK(!device_id.empty()); | 204 DCHECK(!device_id.empty()); |
| 201 return new PulseAudioOutputStream(params, device_id, this); | 205 return new PulseAudioOutputStream(params, device_id, this); |
| 202 } | 206 } |
| 203 | 207 |
| 204 AudioInputStream* AudioManagerPulse::MakeInputStream( | 208 AudioInputStream* AudioManagerPulse::MakeInputStream( |
| 205 const AudioParameters& params, const std::string& device_id) { | 209 const AudioParameters& params, const std::string& device_id) { |
| 206 return new PulseAudioInputStream(this, device_id, params, | 210 return new PulseAudioInputStream(this, device_id, params, |
| 207 input_mainloop_, input_context_); | 211 input_mainloop_, input_context_); |
| 208 } | 212 } |
| 209 | 213 |
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| 333 void AudioManagerPulse::SampleRateInfoCallback(pa_context* context, | 337 void AudioManagerPulse::SampleRateInfoCallback(pa_context* context, |
| 334 const pa_server_info* info, | 338 const pa_server_info* info, |
| 335 void* user_data) { | 339 void* user_data) { |
| 336 AudioManagerPulse* manager = reinterpret_cast<AudioManagerPulse*>(user_data); | 340 AudioManagerPulse* manager = reinterpret_cast<AudioManagerPulse*>(user_data); |
| 337 | 341 |
| 338 manager->native_input_sample_rate_ = info->sample_spec.rate; | 342 manager->native_input_sample_rate_ = info->sample_spec.rate; |
| 339 pa_threaded_mainloop_signal(manager->input_mainloop_, 0); | 343 pa_threaded_mainloop_signal(manager->input_mainloop_, 0); |
| 340 } | 344 } |
| 341 | 345 |
| 342 } // namespace media | 346 } // namespace media |
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