Add media::VideoEncodeAccelerator with WebRTC integration

media/base/video_frame.cc

 // 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.
 
 #include "media/base/video_frame.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
@@ skipping 107 matching lines @@
 
 // static
 scoped_refptr<VideoFrame> VideoFrame::WrapExternalYuvData(
     Format format,
     const gfx::Size& coded_size,
     const gfx::Rect& visible_rect,
     const gfx::Size& natural_size,
     int32 y_stride, int32 u_stride, int32 v_stride,
     uint8* y_data, uint8* u_data, uint8* v_data,
     base::TimeDelta timestamp,
     base::SharedMemoryHandle shm_handle,

[hshi1, 2013/08/09 18:12:33]

Need to rebase once more... |shm_handle| is gone

     const base::Closure& no_longer_needed_cb) {
   DCHECK(format == YV12 || format == YV16 || format == I420) << format;
   scoped_refptr<VideoFrame> frame(new VideoFrame(
       format, coded_size, visible_rect, natural_size, timestamp));
   frame->shared_memory_handle_ = shm_handle;
   frame->strides_[kYPlane] = y_stride;
   frame->strides_[kUPlane] = u_stride;
   frame->strides_[kVPlane] = v_stride;
   frame->data_[kYPlane] = y_data;
   frame->data_[kUPlane] = u_data;
@@ skipping 52 matching lines @@
   switch (format) {
     case VideoFrame::NATIVE_TEXTURE:
 #if defined(GOOGLE_TV)
     case VideoFrame::HOLE:
 #endif
       return 0;
     case VideoFrame::RGB32:
       return 1;
     case VideoFrame::YV12:
     case VideoFrame::YV16:
+    case VideoFrame::I420:
       return 3;
     case VideoFrame::YV12A:
       return 4;
     case VideoFrame::EMPTY:
-    case VideoFrame::I420:
     case VideoFrame::INVALID:
       break;
   }
   NOTREACHED() << "Unsupported video frame format: " << format;
   return 0;
 }
 
 static inline size_t RoundUp(size_t value, size_t alignment) {
   // Check that |alignment| is a power of 2.
   DCHECK((alignment + (alignment - 1)) == (alignment | (alignment - 1)));
@@ skipping 128 matching lines @@
 }
 
 int VideoFrame::rows(size_t plane) const {
   DCHECK(IsValidPlane(plane));
   int height = coded_size_.height();
   switch (format_) {
     case RGB32:
     case YV16:
       return height;
 
+    case YV12A:
+      if (plane == kAPlane)
+        return height;
+    // fallthrough.
     case YV12:
-    case YV12A:
-      if (plane == kYPlane || plane == kAPlane)
+    case I420:
+      if (plane == kYPlane)
         return height;
       return RoundUp(height, 2) / 2;
 
     default:
       break;
   }
 
   // Intentionally leave out non-production formats.
   NOTREACHED() << "Unsupported video frame format: " << format_;
   return 0;
@@ skipping 42 matching lines @@
     : mailbox_(mailbox),
       sync_point_(sync_point),
       release_callback_(release_callback) {}
 
 VideoFrame::MailboxHolder::~MailboxHolder() {
   if (!release_callback_.is_null())
     release_callback_.Run(sync_point_);
 }
 
 }  // namespace media