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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/media_stream_audio_processor.h" | 5 #include "content/renderer/media/media_stream_audio_processor.h" | 
| 6 | 6 | 
| 7 #include <stddef.h> | 7 #include <stddef.h> | 
| 8 #include <stdint.h> | 8 #include <stdint.h> | 
| 9 #include <algorithm> | 9 #include <algorithm> | 
| 10 #include <limits> | 10 #include <limits> | 
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| 22 #include "base/threading/thread_task_runner_handle.h" | 22 #include "base/threading/thread_task_runner_handle.h" | 
| 23 #include "base/trace_event/trace_event.h" | 23 #include "base/trace_event/trace_event.h" | 
| 24 #include "build/build_config.h" | 24 #include "build/build_config.h" | 
| 25 #include "content/public/common/content_features.h" | 25 #include "content/public/common/content_features.h" | 
| 26 #include "content/public/common/content_switches.h" | 26 #include "content/public/common/content_switches.h" | 
| 27 #include "content/renderer/media/webrtc_audio_device_impl.h" | 27 #include "content/renderer/media/webrtc_audio_device_impl.h" | 
| 28 #include "media/base/audio_converter.h" | 28 #include "media/base/audio_converter.h" | 
| 29 #include "media/base/audio_fifo.h" | 29 #include "media/base/audio_fifo.h" | 
| 30 #include "media/base/audio_parameters.h" | 30 #include "media/base/audio_parameters.h" | 
| 31 #include "media/base/channel_layout.h" | 31 #include "media/base/channel_layout.h" | 
|  | 32 #undef FOURCC // Leaky macro from both libyuv and webrtc | 
| 32 #include "third_party/webrtc/api/mediaconstraintsinterface.h" | 33 #include "third_party/webrtc/api/mediaconstraintsinterface.h" | 
| 33 #include "third_party/webrtc/modules/audio_processing/typing_detection.h" | 34 #include "third_party/webrtc/modules/audio_processing/typing_detection.h" | 
|  | 35 #undef FOURCC // Leaky macro from both libyuv and webrtc | 
| 34 | 36 | 
| 35 namespace content { | 37 namespace content { | 
| 36 | 38 | 
| 37 namespace { | 39 namespace { | 
| 38 | 40 | 
| 39 using webrtc::AudioProcessing; | 41 using webrtc::AudioProcessing; | 
| 40 using webrtc::NoiseSuppression; | 42 using webrtc::NoiseSuppression; | 
| 41 | 43 | 
| 42 const int kAudioProcessingNumberOfChannels = 1; | 44 const int kAudioProcessingNumberOfChannels = 1; | 
| 43 | 45 | 
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| 880       0 : agc->stream_analog_level(); | 882       0 : agc->stream_analog_level(); | 
| 881 } | 883 } | 
| 882 | 884 | 
| 883 void MediaStreamAudioProcessor::UpdateAecStats() { | 885 void MediaStreamAudioProcessor::UpdateAecStats() { | 
| 884   DCHECK(main_thread_runner_->BelongsToCurrentThread()); | 886   DCHECK(main_thread_runner_->BelongsToCurrentThread()); | 
| 885   if (echo_information_) | 887   if (echo_information_) | 
| 886     echo_information_->UpdateAecStats(audio_processing_->echo_cancellation()); | 888     echo_information_->UpdateAecStats(audio_processing_->echo_cancellation()); | 
| 887 } | 889 } | 
| 888 | 890 | 
| 889 }  // namespace content | 891 }  // namespace content | 
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