Delete cricket::VideoFrame::ConvertToRgbBuffer.

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.
  */
 
 #include "webrtc/examples/peerconnection/client/linux/main_wnd.h"
 
 #include <gdk/gdkkeysyms.h>
 #include <gtk/gtk.h>
 #include <stddef.h>
 
+#include "libyuv/convert_from.h"
 #include "webrtc/examples/peerconnection/client/defaults.h"
 #include "webrtc/base/common.h"
 #include "webrtc/base/logging.h"
 #include "webrtc/base/stringutils.h"
 #include "webrtc/media/engine/webrtcvideoframe.h"
 
 using rtc::sprintfn;
 
 namespace {
 
@@ skipping 458 matching lines @@
     const cricket::VideoFrame& video_frame) {
   gdk_threads_enter();
 
   const cricket::WebRtcVideoFrame frame(
       webrtc::I420Buffer::Rotate(video_frame.video_frame_buffer(),
                                  video_frame.rotation()),
       webrtc::kVideoRotation_0, video_frame.timestamp_us());
 
   SetSize(frame.width(), frame.height());
 
-  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;
-  }
+  rtc::scoped_refptr<webrtc::VideoFrameBuffer> buffer(
+      frame.video_frame_buffer());
+  libyuv::I420ToRGBA(buffer->DataY(), buffer->StrideY(),
+                     buffer->DataU(), buffer->StrideU(),
+                     buffer->DataV(), buffer->StrideV(),
+                     image_.get(), width_ * 4,
+                     buffer->width(), buffer->height());
 
   gdk_threads_leave();
 
   g_idle_add(Redraw, main_wnd_);
 }