Re-land "Convert native handles to buffers before encoding."

webrtc/common_video/video_frame.cc

 /*
  *  Copyright (c) 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 18 matching lines @@
                        uint32_t timestamp,
                        int64_t render_time_ms,
                        VideoRotation rotation)
     : video_frame_buffer_(buffer),
       timestamp_(timestamp),
       ntp_time_ms_(0),
       render_time_ms_(render_time_ms),
       rotation_(rotation) {
 }
 
-VideoFrame::VideoFrame(void* native_handle,
-                       int width,
-                       int height,
-                       uint32_t timestamp,
-                       int64_t render_time_ms,
-                       VideoRotation rotation,
-                       const rtc::Callback0<void>& no_longer_used)
-    : VideoFrame(new rtc::RefCountedObject<TextureBuffer>(native_handle,
-                                                          width,
-                                                          height,
-                                                          no_longer_used),
-                 timestamp,
-                 render_time_ms,
-                 rotation) {
-}
-
 int VideoFrame::CreateEmptyFrame(int width,
                                  int height,
                                  int stride_y,
                                  int stride_u,
                                  int stride_v) {
   const int half_width = (width + 1) / 2;
   DCHECK_GT(width, 0);
   DCHECK_GT(height, 0);
   DCHECK_GE(stride_y, width);
   DCHECK_GE(stride_u, half_width);
@@ skipping 139 matching lines @@
 
 rtc::scoped_refptr<VideoFrameBuffer> VideoFrame::video_frame_buffer() const {
   return video_frame_buffer_;
 }
 
 void VideoFrame::set_video_frame_buffer(
     const rtc::scoped_refptr<webrtc::VideoFrameBuffer>& buffer) {
   video_frame_buffer_ = buffer;
 }
 
+VideoFrame VideoFrame::ConvertNativeToI420Frame() const {
+  DCHECK(native_handle());
+  VideoFrame frame;
+  frame.ShallowCopy(*this);
+  frame.set_video_frame_buffer(video_frame_buffer_->NativeToI420Buffer());
+  return frame;
+}
+
 }  // namespace webrtc