Route CodecSpecificInfo from encoder to packetizer

Making a long chain of interface changes to route a CodecSpecificInfo
struct from the video encoder function to the RTPSenderVideo. This
will be used to convey information needed by the RTP packetizer when
building the RTP headers.
Review URL: http://webrtc-codereview.appspot.com/56001

git-svn-id: http://webrtc.googlecode.com/svn/trunk@140 4adac7df-926f-26a2-2b94-8c16560cd09d

modules/video_coding/codecs/i420/main/interface/i420.h

@@ -47,7 +47,10 @@ public:
 //
 // Return value                 : WEBRTC_VIDEO_CODEC_OK if OK
 //                                <0 - Error
-    virtual WebRtc_Word32 Encode(const RawImage& inputImage, const void* /*codecSpecificInfo*/, VideoFrameType /*frameType*/);
+    virtual WebRtc_Word32
+        Encode(const RawImage& inputImage,
+               const CodecSpecificInfo* /*codecSpecificInfo*/,
+               VideoFrameType /*frameType*/);
 
 // Register an encode complete callback object.
 //

modules/video_coding/codecs/i420/main/source/i420.cc

@@ -117,7 +117,9 @@ I420Encoder::InitEncode(const VideoCodec* codecSettings,
 
 
 WebRtc_Word32
-I420Encoder::Encode(const RawImage& inputImage, const void* /*codecSpecificInfo*/, VideoFrameType /*frameTypes*/)
+I420Encoder::Encode(const RawImage& inputImage,
+                    const CodecSpecificInfo* /*codecSpecificInfo*/,
+                    VideoFrameType /*frameTypes*/)
 {
     if (!_inited)
     {

modules/video_coding/codecs/interface/video_codec_interface.h

@@ -54,9 +54,10 @@ public:
     //                                          should be dropped to keep bit rate or frame rate.
     //                                   = 0,   if OK.
     //                                   < 0,   on error.
-    virtual WebRtc_Word32 Encoded(EncodedImage& encodedImage,
-                                  const void* codecSpecificInfo = NULL,
-                                  const RTPFragmentationHeader* fragmentation = NULL) = 0;
+    virtual WebRtc_Word32
+    Encoded(EncodedImage& encodedImage,
+            const CodecSpecificInfo* codecSpecificInfo = NULL,
+            const RTPFragmentationHeader* fragmentation = NULL) = 0;
 };
 
 class VideoEncoder
@@ -96,9 +97,10 @@ public:
     //          - frameType         : The frame type to encode
     //
     // Return value                 : WEBRTC_VIDEO_CODEC_OK if OK, < 0 otherwise.
-    virtual WebRtc_Word32 Encode(const RawImage& inputImage,
-                                 const void* codecSpecificInfo = NULL,
-                                 VideoFrameType frameType = kDeltaFrame) = 0;
+    virtual WebRtc_Word32
+    Encode(const RawImage& inputImage,
+           const CodecSpecificInfo* codecSpecificInfo = NULL,
+           VideoFrameType frameType = kDeltaFrame) = 0;
 
     // Register an encode complete callback object.
     //

modules/video_coding/codecs/vp8/main/interface/vp8.h

@@ -87,7 +87,7 @@ public:
 //                                  WEBRTC_VIDEO_CODEC_TIMEOUT
 
     virtual WebRtc_Word32 Encode(const RawImage& inputImage,
-                                 const void* codecSpecificInfo,
+                                 const CodecSpecificInfo* codecSpecificInfo,
                                  VideoFrameType frameType);
 
 // Register an encode complete callback object.

modules/video_coding/codecs/vp8/main/source/vp8.cc

@@ -376,7 +376,7 @@ VP8Encoder::MaxIntraTarget(WebRtc_Word32 optimalBuffersize)
 
 WebRtc_Word32
 VP8Encoder::Encode(const RawImage& inputImage,
-                   const void* codecSpecificInfo,
+                   const CodecSpecificInfo* codecSpecificInfo,
                    VideoFrameType frameTypes)
 {
     if (!_inited)