16 bit capture and GPU&CPU memory buffer support.

cc/resources/video_resource_updater.cc

 // Copyright 2013 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 "cc/resources/video_resource_updater.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 254 matching lines @@
   DCHECK(!resource_it->has_refs());
   resource_provider_->DeleteResource(resource_it->resource_id());
   all_resources_.erase(resource_it);
 }
 
 VideoFrameExternalResources
 VideoResourceUpdater::CreateExternalResourcesFromVideoFrame(
     scoped_refptr<media::VideoFrame> video_frame) {
   if (video_frame->format() == media::PIXEL_FORMAT_UNKNOWN)
     return VideoFrameExternalResources();
+  // TODO(astojilj): Support PIXEL_FORMAT_Y16. crbug.com/624436
+  if (video_frame->format() == media::PIXEL_FORMAT_Y16)
+    return VideoFrameExternalResources();
   DCHECK(video_frame->HasTextures() || video_frame->IsMappable());
   if (video_frame->HasTextures())
     return CreateForHardwarePlanes(std::move(video_frame));
   else
     return CreateForSoftwarePlanes(std::move(video_frame));
 }
 
 // For frames that we receive in software format, determine the dimensions of
 // each plane in the frame.
 static gfx::Size SoftwarePlaneDimension(media::VideoFrame* input_frame,
@@ skipping 65 matching lines @@
     case media::PIXEL_FORMAT_YUV420P12:
     case media::PIXEL_FORMAT_YUV422P12:
     case media::PIXEL_FORMAT_YUV444P12:
       bits_per_channel = 12;
       break;
     case media::PIXEL_FORMAT_Y16:
       bits_per_channel = 16;
       break;
   }
 
-  // TODO(dshwang): support PIXEL_FORMAT_Y16. crbug.com/624436
-  DCHECK_NE(bits_per_channel, 16);
-
   // Only YUV software video frames are supported.
   if (!media::IsYuvPlanar(input_frame_format)) {
     NOTREACHED() << media::VideoPixelFormatToString(input_frame_format);
     return VideoFrameExternalResources();
   }
 
   const bool software_compositor = context_provider_ == NULL;
 
   ResourceFormat output_resource_format =
       resource_provider_->YuvResourceFormat(bits_per_channel);
@@ skipping 388 matching lines @@
   if (lost_resource) {
     resource_it->clear_refs();
     updater->DeleteResource(resource_it);
     return;
   }
 
   resource_it->remove_ref();
 }
 
 }  // namespace cc