Passing Native Texture backed Video Frame from Renderer to GPU process

content/common/gpu/client/gpu_video_encode_accelerator_host.h

 // 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.
 
 #ifndef CONTENT_COMMON_GPU_CLIENT_GPU_VIDEO_ENCODE_ACCELERATOR_HOST_H_
 #define CONTENT_COMMON_GPU_CLIENT_GPU_VIDEO_ENCODE_ACCELERATOR_HOST_H_
 
 #include <vector>
 
 #include "base/containers/hash_tables.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
 #include "base/threading/non_thread_safe.h"
 #include "content/common/gpu/client/command_buffer_proxy_impl.h"
 #include "gpu/config/gpu_info.h"
 #include "ipc/ipc_listener.h"
 #include "media/video/video_encode_accelerator.h"
 
 namespace gfx {
 

[mcasas, 2015/06/04 15:20:55]

i know this is not your code, but please remove the gaps around
forward class declarations in ad-hoc namespace references
(l.20, 22, 26, 28).

[emircan, 2015/06/04 22:04:40]

Done.

 class Size;
 
 }  // namespace gfx
 
 namespace media {
 
 class VideoFrame;
 
 }  // namespace media
 
@@ skipping 32 matching lines @@
                                        uint32 framerate_num) override;
   void Destroy() override;
 
   // CommandBufferProxyImpl::DeletionObserver implemetnation.
   void OnWillDeleteImpl() override;
 
  private:
   // Only Destroy() should be deleting |this|.
   ~GpuVideoEncodeAcceleratorHost() override;
 
+  // Encode implementations for video frames with different storage types.
+  // Return true on successful completion.
+  bool EncodeNativeTexture(const scoped_refptr<media::VideoFrame>& frame,
+                           bool force_keyframe);
+  bool EncodeSharedMemory(const scoped_refptr<media::VideoFrame>& frame,
+                          bool force_keyframe);
+
   // Notify |client_| of an error.  Posts a task to avoid re-entrancy.
   void PostNotifyError(Error);
 
   void Send(IPC::Message* message);
 
   // IPC handlers, proxying media::VideoEncodeAccelerator::Client for the GPU
   // process.  Should not be called directly.
   void OnRequireBitstreamBuffers(uint32 input_count,
                                  const gfx::Size& input_coded_size,
                                  uint32 output_buffer_size);
@@ skipping 29 matching lines @@
 
   // WeakPtr factory for posting tasks back to itself.
   base::WeakPtrFactory<GpuVideoEncodeAcceleratorHost> weak_this_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(GpuVideoEncodeAcceleratorHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_GPU_CLIENT_GPU_VIDEO_ENCODE_ACCELERATOR_HOST_H_