Plumb |input_channels| all the way to AudioManager

media/audio/audio_manager_base.cc

 // Copyright (c) 2012 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 "media/audio/audio_manager_base.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "base/message_loop_proxy.h"
@@ skipping 378 matching lines @@
 AudioParameters AudioManagerBase::GetPreferredLowLatencyOutputStreamParameters(
     const AudioParameters& input_params) {
 #if defined(OS_IOS)
   // IOS implements audio input only.
   NOTIMPLEMENTED();
   return AudioParameters();
 #else
   // TODO(dalecurtis): This should include bits per channel and channel layout
   // eventually.
   return AudioParameters(
-      AudioParameters::AUDIO_PCM_LOW_LATENCY, input_params.channel_layout(),
+      AudioParameters::AUDIO_PCM_LOW_LATENCY,
+      input_params.channel_layout(), input_params.input_channels(),
       GetAudioHardwareSampleRate(), 16, GetAudioHardwareBufferSize());
 #endif  // defined(OS_IOS)
 }
 
 void AudioManagerBase::AddOutputDeviceChangeListener(
     AudioDeviceListener* listener) {
   DCHECK(message_loop_->BelongsToCurrentThread());
   output_listeners_.AddObserver(listener);
 }
 
 void AudioManagerBase::RemoveOutputDeviceChangeListener(
     AudioDeviceListener* listener) {
   DCHECK(message_loop_->BelongsToCurrentThread());
   output_listeners_.RemoveObserver(listener);
 }
 
 void AudioManagerBase::NotifyAllOutputDeviceChangeListeners() {
   DCHECK(message_loop_->BelongsToCurrentThread());
   DVLOG(1) << "Firing OnDeviceChange() notifications.";
   FOR_EACH_OBSERVER(AudioDeviceListener, output_listeners_, OnDeviceChange());
 }
 
 }  // namespace media