vaapi plumbing to allow hardware video overlays

content/common/gpu/media/gpu_video_decode_accelerator.h

 // 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.
 
 #ifndef CONTENT_COMMON_GPU_MEDIA_GPU_VIDEO_DECODE_ACCELERATOR_H_
 #define CONTENT_COMMON_GPU_MEDIA_GPU_VIDEO_DECODE_ACCELERATOR_H_
 
 #include <map>
 #include <vector>
 
@@ skipping 86 matching lines @@
 
   // Called on IO thread when |filter_| has been removed.
   void OnFilterRemoved();
 
   // Sets the texture to cleared.
   void SetTextureCleared(const media::Picture& picture);
 
   // Helper for replying to the creation request.
   void SendCreateDecoderReply(IPC::Message* message, bool succeeded);
 
+  // Helper to bind |image| to the texture specified by |client_texture_id|.
+  void BindImage(uint32 client_texture_id,
+                 uint32 texture_target,
+                 scoped_refptr<gfx::GLImage> image);
+
   // Route ID to communicate with the host.
   int32 host_route_id_;
 
   // Unowned pointer to the underlying GpuCommandBufferStub.  |this| is
   // registered as a DestuctionObserver of |stub_| and will self-delete when
   // |stub_| is destroyed.
   GpuCommandBufferStub* stub_;
 
   // The underlying VideoDecodeAccelerator.
   scoped_ptr<media::VideoDecodeAccelerator> video_decode_accelerator_;
@@ skipping 31 matching lines @@
 
   // A map from picture buffer ID to TextureRef that have not been cleared.
   std::map<int32, scoped_refptr<gpu::gles2::TextureRef> > uncleared_textures_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(GpuVideoDecodeAccelerator);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_GPU_MEDIA_GPU_VIDEO_DECODE_ACCELERATOR_H_