15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef CONTENT_COMMON_GPU_CLIENT_GPU_VIDEO_DECODE_ACCELERATOR_HOST_H_ 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define CONTENT_COMMON_GPU_CLIENT_GPU_VIDEO_DECODE_ACCELERATOR_HOST_H_ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <vector> 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/memory/weak_ptr.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/threading/non_thread_safe.h" 12c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#include "content/common/gpu/client/command_buffer_proxy_impl.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ipc/ipc_listener.h" 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "media/video/video_decode_accelerator.h" 1568043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles)#include "ui/gfx/size.h" 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace content { 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class GpuChannelHost; 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This class is used to talk to VideoDecodeAccelerator in the Gpu process 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// through IPC messages. 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class GpuVideoDecodeAcceleratorHost 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : public IPC::Listener, 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public media::VideoDecodeAccelerator, 25c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) public CommandBufferProxyImpl::DeletionObserver, 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public base::NonThreadSafe { 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 28c5cede9ae108bb15f6b7a8aea21c7e1fefa2834cBen Murdoch // |this| is guaranteed not to outlive |channel| and |impl|. (See comments 29c5cede9ae108bb15f6b7a8aea21c7e1fefa2834cBen Murdoch // for |channel_| and |impl_|.) 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GpuVideoDecodeAcceleratorHost(GpuChannelHost* channel, 31c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) CommandBufferProxyImpl* impl); 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // IPC::Listener implementation. 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void OnChannelError() OVERRIDE; 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE; 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // media::VideoDecodeAccelerator implementation. 38a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) virtual bool Initialize(media::VideoCodecProfile profile, 39a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) Client* client) OVERRIDE; 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void Decode(const media::BitstreamBuffer& bitstream_buffer) OVERRIDE; 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void AssignPictureBuffers( 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::vector<media::PictureBuffer>& buffers) OVERRIDE; 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void ReusePictureBuffer(int32 picture_buffer_id) OVERRIDE; 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void Flush() OVERRIDE; 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void Reset() OVERRIDE; 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void Destroy() OVERRIDE; 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 48c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // CommandBufferProxyImpl::DeletionObserver implemetnation. 49c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) virtual void OnWillDeleteImpl() OVERRIDE; 50c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Only Destroy() should be deleting |this|. 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~GpuVideoDecodeAcceleratorHost(); 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55c5cede9ae108bb15f6b7a8aea21c7e1fefa2834cBen Murdoch // Notify |client_| of an error. Posts a task to avoid re-entrancy. 56c5cede9ae108bb15f6b7a8aea21c7e1fefa2834cBen Murdoch void PostNotifyError(Error); 57c5cede9ae108bb15f6b7a8aea21c7e1fefa2834cBen Murdoch 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void Send(IPC::Message* message); 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 60c5cede9ae108bb15f6b7a8aea21c7e1fefa2834cBen Murdoch // IPC handlers, proxying media::VideoDecodeAccelerator::Client for the GPU 61c5cede9ae108bb15f6b7a8aea21c7e1fefa2834cBen Murdoch // process. Should not be called directly. 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void OnBitstreamBufferProcessed(int32 bitstream_buffer_id); 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void OnProvidePictureBuffer(uint32 num_requested_buffers, 6468043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) const gfx::Size& dimensions, 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) uint32 texture_target); 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void OnDismissPictureBuffer(int32 picture_buffer_id); 6703b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles) void OnPictureReady(int32 picture_buffer_id, 6803b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles) int32 bitstream_buffer_id, 6903b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles) const gfx::Rect& visible_rect); 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void OnFlushDone(); 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void OnResetDone(); 72c5cede9ae108bb15f6b7a8aea21c7e1fefa2834cBen Murdoch void OnNotifyError(uint32 error); 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 74c5cede9ae108bb15f6b7a8aea21c7e1fefa2834cBen Murdoch // Unowned reference to the GpuChannelHost to send IPC messages to the GPU 75c5cede9ae108bb15f6b7a8aea21c7e1fefa2834cBen Murdoch // process. |channel_| outlives |impl_|, so the reference is always valid as 76c5cede9ae108bb15f6b7a8aea21c7e1fefa2834cBen Murdoch // long as it is not NULL. 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GpuChannelHost* channel_; 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Route ID for the associated decoder in the GPU process. 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int32 decoder_route_id_; 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 82a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) // The client that will receive callbacks from the decoder. 83a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) Client* client_; 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85c5cede9ae108bb15f6b7a8aea21c7e1fefa2834cBen Murdoch // Unowned reference to the CommandBufferProxyImpl that created us. |this| 86c5cede9ae108bb15f6b7a8aea21c7e1fefa2834cBen Murdoch // registers as a DeletionObserver of |impl_|, the so reference is always 87c5cede9ae108bb15f6b7a8aea21c7e1fefa2834cBen Murdoch // valid as long as it is not NULL. 88c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) CommandBufferProxyImpl* impl_; 89c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 9068043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) // Requested dimensions of the buffer, from ProvidePictureBuffers(). 9168043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) gfx::Size picture_buffer_dimensions_; 9268043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) 93c5cede9ae108bb15f6b7a8aea21c7e1fefa2834cBen Murdoch // WeakPtr factory for posting tasks back to itself. 94c5cede9ae108bb15f6b7a8aea21c7e1fefa2834cBen Murdoch base::WeakPtrFactory<GpuVideoDecodeAcceleratorHost> weak_this_factory_; 95c5cede9ae108bb15f6b7a8aea21c7e1fefa2834cBen Murdoch 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(GpuVideoDecodeAcceleratorHost); 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace content 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // CONTENT_COMMON_GPU_CLIENT_GPU_VIDEO_DECODE_ACCELERATOR_HOST_H_ 102