Initial implementation of the DXVA 2.0 H.264 hardware decoder for pepper for Windows. The decodin...

content/common/gpu/gpu_messages.h

 // Copyright (c) 2011 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.
 
 // Multiply-included message file, hence no include guard here, but see below
 // for a much smaller-than-usual include guard section.
 
 #include <vector>
 #include <string>
 
@@ skipping 443 matching lines @@
 
 // Notify a texture has been updated. The texture id is in the client context.
 IPC_MESSAGE_ROUTED1(GpuTransportTextureHostMsg_TextureUpdated,
                     int /* texture_id */)
 
 //------------------------------------------------------------------------------
 // Accelerated Video Decoder Messages
 // These messages are sent from Renderer process to GPU process.
 
 // Send input buffer for decoding.
-IPC_MESSAGE_ROUTED3(AcceleratedVideoDecoderMsg_Decode,
+IPC_MESSAGE_ROUTED4(AcceleratedVideoDecoderMsg_Decode,
                     base::SharedMemoryHandle, /* input_buffer_handle */
                     int32, /* bitstream_buffer_id */
-                    int32) /* size */
+                    int32, /* size */
+                    int32  /* sender process id */)
 
 // Sent from Renderer process to the GPU process to give the texture IDs for
 // the textures the decoder will use for output.
 IPC_MESSAGE_ROUTED3(AcceleratedVideoDecoderMsg_AssignPictureBuffers,
                     std::vector<int32>, /* Picture buffer ID */
                     std::vector<uint32>, /* Texture ID */
                     std::vector<gfx::Size>) /* Size */
 
 // Send from Renderer process to the GPU process to recycle the given picture
 // buffer for further decoding.
@@ skipping 39 matching lines @@
 
 // Confirm decoder has been reset.
 IPC_MESSAGE_ROUTED0(AcceleratedVideoDecoderHostMsg_ResetDone)
 
 // Decoder has faced end of stream marker in the stream.
 IPC_MESSAGE_ROUTED0(AcceleratedVideoDecoderHostMsg_EndOfStream)
 
 // Video decoder has encountered an error.
 IPC_MESSAGE_ROUTED1(AcceleratedVideoDecoderHostMsg_ErrorNotification,
                     uint32) /* Error ID */