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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_input_controller.h" | 5 #include "media/audio/audio_input_controller.h" |
| 6 | 6 |
| 7 #include <algorithm> | 7 #include <algorithm> |
| 8 #include <limits> | 8 #include <limits> |
| 9 #include <utility> | 9 #include <utility> |
| 10 | 10 |
| 11 #include "base/bind.h" | 11 #include "base/bind.h" |
| 12 #include "base/metrics/histogram_macros.h" | 12 #include "base/metrics/histogram_macros.h" |
| 13 #include "base/single_thread_task_runner.h" | 13 #include "base/single_thread_task_runner.h" |
| 14 #include "base/strings/string_number_conversions.h" | 14 #include "base/strings/string_number_conversions.h" |
| 15 #include "base/strings/stringprintf.h" | 15 #include "base/strings/stringprintf.h" |
| 16 #include "base/threading/thread_restrictions.h" | 16 #include "base/threading/thread_restrictions.h" |
| 17 #include "base/threading/thread_task_runner_handle.h" | 17 #include "base/threading/thread_task_runner_handle.h" |
| 18 #include "base/time/time.h" | 18 #include "base/time/time.h" |
| 19 #include "base/trace_event/trace_event.h" | 19 #include "base/trace_event/trace_event.h" |
| 20 #include "media/audio/audio_input_writer.h" | 20 #include "media/audio/audio_file_writer.h" |
| 21 #include "media/base/user_input_monitor.h" | 21 #include "media/base/user_input_monitor.h" |
| 22 | 22 |
| 23 namespace { | 23 namespace { |
| 24 | 24 |
| 25 const int kMaxInputChannels = 3; | 25 const int kMaxInputChannels = 3; |
| 26 | 26 |
| 27 #if defined(AUDIO_POWER_MONITORING) | 27 #if defined(AUDIO_POWER_MONITORING) |
| 28 // Time in seconds between two successive measurements of audio power levels. | 28 // Time in seconds between two successive measurements of audio power levels. |
| 29 const int kPowerMonitorLogIntervalSeconds = 15; | 29 const int kPowerMonitorLogIntervalSeconds = 15; |
| 30 | 30 |
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| 82 } // namespace | 82 } // namespace |
| 83 | 83 |
| 84 namespace media { | 84 namespace media { |
| 85 | 85 |
| 86 // static | 86 // static |
| 87 AudioInputController::Factory* AudioInputController::factory_ = nullptr; | 87 AudioInputController::Factory* AudioInputController::factory_ = nullptr; |
| 88 | 88 |
| 89 AudioInputController::AudioInputController( | 89 AudioInputController::AudioInputController( |
| 90 EventHandler* handler, | 90 EventHandler* handler, |
| 91 SyncWriter* sync_writer, | 91 SyncWriter* sync_writer, |
| 92 std::unique_ptr<AudioInputWriter> debug_writer, | 92 std::unique_ptr<AudioFileWriter> debug_writer, |
| 93 UserInputMonitor* user_input_monitor, | 93 UserInputMonitor* user_input_monitor, |
| 94 const bool agc_is_enabled) | 94 const bool agc_is_enabled) |
| 95 : creator_task_runner_(base::ThreadTaskRunnerHandle::Get()), | 95 : creator_task_runner_(base::ThreadTaskRunnerHandle::Get()), |
| 96 handler_(handler), | 96 handler_(handler), |
| 97 stream_(nullptr), | 97 stream_(nullptr), |
| 98 should_report_stats(0), | 98 should_report_stats(0), |
| 99 state_(CLOSED), | 99 state_(CLOSED), |
| 100 sync_writer_(sync_writer), | 100 sync_writer_(sync_writer), |
| 101 max_volume_(0.0), | 101 max_volume_(0.0), |
| 102 user_input_monitor_(user_input_monitor), | 102 user_input_monitor_(user_input_monitor), |
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| 153 return controller; | 153 return controller; |
| 154 } | 154 } |
| 155 | 155 |
| 156 // static | 156 // static |
| 157 scoped_refptr<AudioInputController> AudioInputController::CreateLowLatency( | 157 scoped_refptr<AudioInputController> AudioInputController::CreateLowLatency( |
| 158 AudioManager* audio_manager, | 158 AudioManager* audio_manager, |
| 159 EventHandler* event_handler, | 159 EventHandler* event_handler, |
| 160 const AudioParameters& params, | 160 const AudioParameters& params, |
| 161 const std::string& device_id, | 161 const std::string& device_id, |
| 162 SyncWriter* sync_writer, | 162 SyncWriter* sync_writer, |
| 163 std::unique_ptr<AudioInputWriter> debug_writer, | 163 std::unique_ptr<AudioFileWriter> debug_writer, |
| 164 UserInputMonitor* user_input_monitor, | 164 UserInputMonitor* user_input_monitor, |
| 165 const bool agc_is_enabled) { | 165 const bool agc_is_enabled) { |
| 166 DCHECK(audio_manager); | 166 DCHECK(audio_manager); |
| 167 DCHECK(sync_writer); | 167 DCHECK(sync_writer); |
| 168 | 168 |
| 169 if (!params.IsValid() || (params.channels() > kMaxInputChannels)) | 169 if (!params.IsValid() || (params.channels() > kMaxInputChannels)) |
| 170 return nullptr; | 170 return nullptr; |
| 171 | 171 |
| 172 if (factory_) { | 172 if (factory_) { |
| 173 return factory_->Create(audio_manager->GetTaskRunner(), sync_writer, | 173 return factory_->Create(audio_manager->GetTaskRunner(), sync_writer, |
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| 196 | 196 |
| 197 return controller; | 197 return controller; |
| 198 } | 198 } |
| 199 | 199 |
| 200 // static | 200 // static |
| 201 scoped_refptr<AudioInputController> AudioInputController::CreateForStream( | 201 scoped_refptr<AudioInputController> AudioInputController::CreateForStream( |
| 202 const scoped_refptr<base::SingleThreadTaskRunner>& task_runner, | 202 const scoped_refptr<base::SingleThreadTaskRunner>& task_runner, |
| 203 EventHandler* event_handler, | 203 EventHandler* event_handler, |
| 204 AudioInputStream* stream, | 204 AudioInputStream* stream, |
| 205 SyncWriter* sync_writer, | 205 SyncWriter* sync_writer, |
| 206 std::unique_ptr<AudioInputWriter> debug_writer, | 206 std::unique_ptr<AudioFileWriter> debug_writer, |
| 207 UserInputMonitor* user_input_monitor) { | 207 UserInputMonitor* user_input_monitor) { |
| 208 DCHECK(sync_writer); | 208 DCHECK(sync_writer); |
| 209 DCHECK(stream); | 209 DCHECK(stream); |
| 210 | 210 |
| 211 if (factory_) { | 211 if (factory_) { |
| 212 return factory_->Create( | 212 return factory_->Create( |
| 213 task_runner, sync_writer, AudioManager::Get(), event_handler, | 213 task_runner, sync_writer, AudioManager::Get(), event_handler, |
| 214 media::AudioParameters::UnavailableDeviceParams(), user_input_monitor); | 214 media::AudioParameters::UnavailableDeviceParams(), user_input_monitor); |
| 215 } | 215 } |
| 216 | 216 |
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| 651 if (debug_writer_) | 651 if (debug_writer_) |
| 652 debug_writer_->Write(std::move(data)); | 652 debug_writer_->Write(std::move(data)); |
| 653 } | 653 } |
| 654 | 654 |
| 655 void AudioInputController::LogMessage(const std::string& message) { | 655 void AudioInputController::LogMessage(const std::string& message) { |
| 656 DCHECK(task_runner_->BelongsToCurrentThread()); | 656 DCHECK(task_runner_->BelongsToCurrentThread()); |
| 657 handler_->OnLog(this, message); | 657 handler_->OnLog(this, message); |
| 658 } | 658 } |
| 659 | 659 |
| 660 } // namespace media | 660 } // namespace media |
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