Make VideoTrack and VideoTrackRenderers implement rtc::VideoSourceInterface.

webrtc/examples/peerconnection/client/linux/main_wnd.cc

 /*
  *  Copyright 2012 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 442 matching lines @@
   gdk_threads_leave();
 }
 
 GtkMainWnd::VideoRenderer::VideoRenderer(
     GtkMainWnd* main_wnd,
     webrtc::VideoTrackInterface* track_to_render)
     : width_(0),
       height_(0),
       main_wnd_(main_wnd),
       rendered_track_(track_to_render) {
-  rendered_track_->AddRenderer(this);
+  rendered_track_->AddOrUpdateSink(this, rtc::VideoSinkWants());
 }
 
 GtkMainWnd::VideoRenderer::~VideoRenderer() {
-  rendered_track_->RemoveRenderer(this);
+  rendered_track_->RemoveSink(this);
 }
 
 void GtkMainWnd::VideoRenderer::SetSize(int width, int height) {
   gdk_threads_enter();
 
   if (width_ == width && height_ == height) {
     return;
   }
 
   width_ = width;
   height_ = height;
   image_.reset(new uint8_t[width * height * 4]);
   gdk_threads_leave();
 }
 
-void GtkMainWnd::VideoRenderer::RenderFrame(
-    const cricket::VideoFrame* video_frame) {
+void GtkMainWnd::VideoRenderer::OnFrame(
+    const cricket::VideoFrame& video_frame) {
   gdk_threads_enter();
 
-  const cricket::VideoFrame* frame = video_frame->GetCopyWithRotationApplied();
+  const cricket::VideoFrame* frame = video_frame.GetCopyWithRotationApplied();
 
   SetSize(static_cast<int>(frame->GetWidth()),
           static_cast<int>(frame->GetHeight()));
 
   int size = width_ * height_ * 4;
   // TODO(henrike): Convert directly to RGBA
   frame->ConvertToRgbBuffer(cricket::FOURCC_ARGB,
                             image_.get(),
                             size,
                             width_ * 4);
   // Convert the B,G,R,A frame to R,G,B,A, which is accepted by GTK.
   // The 'A' is just padding for GTK, so we can use it as temp.
   uint8_t* pix = image_.get();
   uint8_t* end = image_.get() + size;
   while (pix < end) {
     pix[3] = pix[0];     // Save B to A.
     pix[0] = pix[2];  // Set Red.
     pix[2] = pix[3];  // Set Blue.
     pix[3] = 0xFF;     // Fixed Alpha.
     pix += 4;
   }
 
   gdk_threads_leave();
 
   g_idle_add(Redraw, main_wnd_);
 }
-
-