Pass more detailed audio hardware configuration information to the renderer

content/renderer/media/audio_message_filter.cc

Index: content/renderer/media/audio_message_filter.cc
===================================================================
--- content/renderer/media/audio_message_filter.cc	(revision 186233)
+++ content/renderer/media/audio_message_filter.cc	(working copy)
@@ -172,7 +172,14 @@
   if (!audio_hardware_config_)
     return;
 
-  audio_hardware_config_->UpdateOutputConfig(new_buffer_size, new_sample_rate);
+  // TODO(crogers): fix OnOutputDeviceChanged() to pass AudioParameters.

[DaleCurtis, 2013/03/07 02:41:39]

I assumed you'd change this now as otherwise this will break your code since
channels_ will get overwritten?

[Chris Rogers, 2013/03/09 01:37:50]

Good catch.  I've fixed the code to take channels into account.  I'm still
deferring changing OnOutputDeviceChanged() since it's more "rabbit hole"

+  media::AudioParameters output_params(
+    media::AudioParameters::AUDIO_PCM_LOW_LATENCY,

[DaleCurtis, 2013/03/07 02:41:39]

4 space indent.

[Chris Rogers, 2013/03/09 01:37:50]

Done.

+    audio_hardware_config_->GetOutputChannelLayout(),
+    new_sample_rate,
+    16,
+    new_buffer_size);
+  audio_hardware_config_->UpdateOutputConfig(output_params);
 }
 
 void AudioMessageFilter::SetAudioHardwareConfig(