Remove redundant UMA stat reporting. Remove logs that are noisy on Windows.

webrtc/modules/audio_device/audio_device_impl.cc

 /*
  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 640 matching lines @@
   bool isInitialized = _ptrAudioDevice->MicrophoneIsInitialized();
   LOG(INFO) << "output: " << isInitialized;
   return (isInitialized);
 }
 
 // ----------------------------------------------------------------------------
 //  MaxSpeakerVolume
 // ----------------------------------------------------------------------------
 
 int32_t AudioDeviceModuleImpl::MaxSpeakerVolume(uint32_t* maxVolume) const {
-  LOG(INFO) << __FUNCTION__;
   CHECK_INITIALIZED();
 
   uint32_t maxVol(0);
 
   if (_ptrAudioDevice->MaxSpeakerVolume(maxVol) == -1) {
     return -1;
   }
 
   *maxVolume = maxVol;
-  LOG(INFO) << "output: " << *maxVolume;
   return (0);
 }
 
 // ----------------------------------------------------------------------------
 //  MinSpeakerVolume
 // ----------------------------------------------------------------------------
 
 int32_t AudioDeviceModuleImpl::MinSpeakerVolume(uint32_t* minVolume) const {
-  LOG(INFO) << __FUNCTION__;
   CHECK_INITIALIZED();
 
   uint32_t minVol(0);
 
   if (_ptrAudioDevice->MinSpeakerVolume(minVol) == -1) {
     return -1;
   }
 
   *minVolume = minVol;
-  LOG(INFO) << "output: " << *minVolume;
   return (0);
 }
 
 // ----------------------------------------------------------------------------
 //  SpeakerVolumeStepSize
 // ----------------------------------------------------------------------------
 
 int32_t AudioDeviceModuleImpl::SpeakerVolumeStepSize(uint16_t* stepSize) const {
   LOG(INFO) << __FUNCTION__;
   CHECK_INITIALIZED();
@@ skipping 439 matching lines @@
   *available = isAvailable;
   LOG(INFO) << "output: " << isAvailable;
   return (0);
 }
 
 // ----------------------------------------------------------------------------
 //  MaxMicrophoneVolume
 // ----------------------------------------------------------------------------
 
 int32_t AudioDeviceModuleImpl::MaxMicrophoneVolume(uint32_t* maxVolume) const {
-  LOG(INFO) << __FUNCTION__;
   CHECK_INITIALIZED();
 
   uint32_t maxVol(0);
 
   if (_ptrAudioDevice->MaxMicrophoneVolume(maxVol) == -1) {
     return -1;
   }
 
   *maxVolume = maxVol;
-  LOG(INFO) << "output: " << *maxVolume;
   return (0);
 }
 
 // ----------------------------------------------------------------------------
 //  MinMicrophoneVolume
 // ----------------------------------------------------------------------------
 
 int32_t AudioDeviceModuleImpl::MinMicrophoneVolume(uint32_t* minVolume) const {
-  LOG(INFO) << __FUNCTION__;
   CHECK_INITIALIZED();
 
   uint32_t minVol(0);
 
   if (_ptrAudioDevice->MinMicrophoneVolume(minVol) == -1) {
     return -1;
   }
 
   *minVolume = minVol;
-  LOG(INFO) << "output: " << *minVolume;
   return (0);
 }
 
 // ----------------------------------------------------------------------------
 //  MicrophoneVolumeStepSize
 // ----------------------------------------------------------------------------
 
 int32_t AudioDeviceModuleImpl::MicrophoneVolumeStepSize(
     uint16_t* stepSize) const {
   LOG(INFO) << __FUNCTION__;
@@ skipping 139 matching lines @@
   return (_ptrAudioDevice->SetRecordingDevice(device));
 }
 
 // ----------------------------------------------------------------------------
 //  InitPlayout
 // ----------------------------------------------------------------------------
 
 int32_t AudioDeviceModuleImpl::InitPlayout() {
   LOG(INFO) << __FUNCTION__;
   CHECK_INITIALIZED();
+  if (PlayoutIsInitialized()) {
+    return 0;
+  }
   _audioDeviceBuffer.InitPlayout();
   int32_t result = _ptrAudioDevice->InitPlayout();
   LOG(INFO) << "output: " << result;
   RTC_HISTOGRAM_BOOLEAN("WebRTC.Audio.InitPlayoutSuccess",
                         static_cast<int>(result == 0));
   return result;
 }
 
 // ----------------------------------------------------------------------------
 //  InitRecording
 // ----------------------------------------------------------------------------
 
 int32_t AudioDeviceModuleImpl::InitRecording() {
   LOG(INFO) << __FUNCTION__;
   CHECK_INITIALIZED();
+  if (RecordingIsInitialized()) {
+    return 0;
+  }
   _audioDeviceBuffer.InitRecording();
   int32_t result = _ptrAudioDevice->InitRecording();
   LOG(INFO) << "output: " << result;
   RTC_HISTOGRAM_BOOLEAN("WebRTC.Audio.InitRecordingSuccess",
                         static_cast<int>(result == 0));
   return result;
 }
 
 // ----------------------------------------------------------------------------
 //  PlayoutIsInitialized
@@ skipping 15 matching lines @@
   return (_ptrAudioDevice->RecordingIsInitialized());
 }
 
 // ----------------------------------------------------------------------------
 //  StartPlayout
 // ----------------------------------------------------------------------------
 
 int32_t AudioDeviceModuleImpl::StartPlayout() {
   LOG(INFO) << __FUNCTION__;
   CHECK_INITIALIZED();
+  if (Playing()) {
+    return 0;
+  }
   int32_t result = _ptrAudioDevice->StartPlayout();
   LOG(INFO) << "output: " << result;
   RTC_HISTOGRAM_BOOLEAN("WebRTC.Audio.StartPlayoutSuccess",
                         static_cast<int>(result == 0));
   return result;
 }
 
 // ----------------------------------------------------------------------------
 //  StopPlayout
 // ----------------------------------------------------------------------------
@@ skipping 18 matching lines @@
   return (_ptrAudioDevice->Playing());
 }
 
 // ----------------------------------------------------------------------------
 //  StartRecording
 // ----------------------------------------------------------------------------
 
 int32_t AudioDeviceModuleImpl::StartRecording() {
   LOG(INFO) << __FUNCTION__;
   CHECK_INITIALIZED();
+  if (Recording()) {
+    return 0;
+  }
   int32_t result = _ptrAudioDevice->StartRecording();
   LOG(INFO) << "output: " << result;
   RTC_HISTOGRAM_BOOLEAN("WebRTC.Audio.StartRecordingSuccess",
                         static_cast<int>(result == 0));
   return result;
 }
 // ----------------------------------------------------------------------------
 //  StopRecording
 // ----------------------------------------------------------------------------
 
@@ skipping 428 matching lines @@
 //  PlatformAudioLayer
 // ----------------------------------------------------------------------------
 
 AudioDeviceModule::AudioLayer AudioDeviceModuleImpl::PlatformAudioLayer()
     const {
   LOG(INFO) << __FUNCTION__;
   return _platformAudioLayer;
 }
 
 }  // namespace webrtc