Add opus audio codec support in remoting

media/base/sinc_resampler.h

Index: media/base/sinc_resampler.h
diff --git a/media/base/sinc_resampler.h b/media/base/sinc_resampler.h
index 604192fdac73ca327d4e72db4ee42c5556b570f8..e7e1ef61494f5fd8d06ae8b4ef86fe3a3f44beac 100644
--- a/media/base/sinc_resampler.h
+++ b/media/base/sinc_resampler.h
@@ -16,6 +16,10 @@ namespace media {
 // SincResampler is a high-quality single-channel sample-rate converter.
 class MEDIA_EXPORT SincResampler {
  public:
+  // How many samples may be requested from the callback ahead of the current
+  // position in the stream.
+  static const int kLookAheadSize;

[DaleCurtis, 2012/10/18 00:45:01]

Hmm, this is a misleading comment / name, the priming step will ask for
"kBlockSize + kKernelSize / 2" while the refresh step will ask for "kBlockSize".
Maybe MaximumLookAheadSize.

Also shouldn't this be an extern? I forget the rules for this.

[Sergey Ulanov, 2012/10/19 20:54:30]

Done.
No, because it's a class member.

+
   // Callback type for providing more data into the resampler.  Expects |frames|
   // of data to be rendered into |destination|; zero padded if not enough frames
   // are available to satisfy the request.