Add VP9 decode support to the remoting client.

remoting/codec/video_encoder_vpx.h

 // 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.
 
 #ifndef REMOTING_CODEC_VIDEO_ENCODER_VPX_H_
 #define REMOTING_CODEC_VIDEO_ENCODER_VPX_H_
 
 #include "base/callback.h"
 #include "remoting/codec/scoped_vpx_codec.h"
 #include "remoting/codec/video_encoder.h"
 
 typedef struct vpx_image vpx_image_t;
 
 namespace webrtc {
 class DesktopRegion;
 class DesktopSize;
 }  // namespace webrtc
 
 namespace remoting {
 
-// A class that uses VP8 to perform encoding.
 class VideoEncoderVpx : public VideoEncoder {
  public:
-  // Creates a encoder for VP8.
+  // Create encoder for the specified protocol.

[Jamie, 2013/10/21 18:28:20]

What was wrong with the previous comment?

[Wez, 2013/10/22 01:13:01]

Comment change ended up in the wrong CL; it'll want to check when CreateForVP9()
is added. Not worth worrying about, I don't think. ;)

   static scoped_ptr<VideoEncoderVpx> CreateForVP8();
 
   virtual ~VideoEncoderVpx();
 
   // VideoEncoder interface.
   virtual scoped_ptr<VideoPacket> Encode(
       const webrtc::DesktopFrame& frame) OVERRIDE;
 
  private:
   typedef base::Callback<ScopedVpxCodec(const webrtc::DesktopSize&)>
@@ skipping 24 matching lines @@
 
   // Buffer for storing the yuv image.
   scoped_ptr<uint8[]> yuv_image_;
 
   DISALLOW_COPY_AND_ASSIGN(VideoEncoderVpx);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_CODEC_VIDEO_ENCODER_VP8_H_