Index: content/renderer/media/webrtc_audio_processor_util.cc |
diff --git a/content/renderer/media/webrtc_audio_processor_util.cc b/content/renderer/media/webrtc_audio_processor_util.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..c3f3276ce723c26e8fc75b2d876654949e1845af |
--- /dev/null |
+++ b/content/renderer/media/webrtc_audio_processor_util.cc |
@@ -0,0 +1,89 @@ |
+// Copyright 2013 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#include "content/renderer/media/webrtc_audio_processor_util.h" |
DaleCurtis
2013/11/07 20:44:08
Instead of _util, maybe _options ?
no longer working on chromium
2013/11/08 13:01:15
Done.
|
+ |
+#include "base/logging.h" |
+#include "third_party/libjingle/source/talk/app/webrtc/mediaconstraintsinterface.h" |
+#include "third_party/webrtc/modules/audio_processing/include/audio_processing.h" |
+ |
+namespace content { |
+ |
+bool GetPropertyFromConstraints(const MediaConstraintsInterface* constraints, |
+ const std::string& key) { |
+ bool value = false; |
+ return webrtc::FindConstraint(constraints, key, &value, NULL) && value; |
+} |
+ |
+// Extract all these methods to a helper class. |
+void EnableEchoCancellation(AudioProcessing* audio_processing) { |
+#if defined(IOS) || defined(ANDROID) |
+ // Mobile devices are using AECM. |
+ if (audio_processing->echo_control_mobile()->Enable(true)) |
+ NOTREACHED(); |
+ |
+ if (audio_processing->echo_control_mobile()->set_routing_mode( |
+ webrtc::EchoControlMobile::kSpeakerphone)) |
+ NOTREACHED(); |
+#else |
+ if (audio_processing->echo_cancellation()->Enable(true)) |
+ NOTREACHED(); |
+ if (audio_processing->echo_cancellation()->set_suppression_level( |
+ webrtc::EchoCancellation::kHighSuppression)) |
+ NOTREACHED(); |
+ |
+ // Enable the metrics for AEC. |
+ if (audio_processing->echo_cancellation()->enable_metrics(true)) |
+ NOTREACHED(); |
+ if (audio_processing->echo_cancellation()->enable_delay_logging(true)) |
+ NOTREACHED(); |
+#endif |
+} |
+ |
+void EnableNoiseSuppression(AudioProcessing* audio_processing) { |
+ DCHECK(audio_processing); |
DaleCurtis
2013/11/07 20:44:08
Remove dcheck here and below.
no longer working on chromium
2013/11/08 13:01:15
Done.
|
+ if (audio_processing->noise_suppression()->set_level( |
+ webrtc::NoiseSuppression::kHigh)) |
+ NOTREACHED(); |
+ |
+ if (audio_processing->noise_suppression()->Enable(true)) |
+ NOTREACHED(); |
+} |
+ |
+void EnableHighPassFilter(AudioProcessing* audio_processing) { |
+ DCHECK(audio_processing); |
+ if (audio_processing->high_pass_filter()->Enable(true)) |
+ NOTREACHED(); |
+} |
+ |
+// TODO(xians): stereo swapping |
+void EnableTypingDetection(AudioProcessing* audio_processing) { |
+ DCHECK(audio_processing); |
+ if (audio_processing->voice_detection()->Enable(true)) |
+ NOTREACHED(); |
+ |
+ if (audio_processing->voice_detection()->set_likelihood( |
+ webrtc::VoiceDetection::kVeryLowLikelihood)) |
+ NOTREACHED(); |
+} |
+ |
+void EnableExperimentalEchoCancellation(AudioProcessing* audio_processing) { |
+ DCHECK(audio_processing); |
+ webrtc::Config config; |
+ config.Set<webrtc::DelayCorrection>(new webrtc::DelayCorrection(true)); |
+ audio_processing->SetExtraOptions(config); |
+} |
+ |
+void StartAecDump(AudioProcessing* audio_processin) { |
+ static const char kAecDumpFilename[] = "/tmp/audio.aecdump"; |
+ if (audio_processin->StartDebugRecording(kAecDumpFilename)) |
+ DLOG(ERROR) << "Fail to start AEC debug recording"; |
+} |
+ |
+void StopAecDump(AudioProcessing* audio_processin) { |
+ if (audio_processin->StopDebugRecording()) |
+ DLOG(ERROR) << "Fail to stop AEC debug recording"; |
+} |
+ |
+} // namespace content |