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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef CONTENT_COMMON_GPU_MEDIA_DXVA_VIDEO_DECODE_ACCELERATOR_H_ | 5 #ifndef CONTENT_COMMON_GPU_MEDIA_DXVA_VIDEO_DECODE_ACCELERATOR_H_ |
| 6 #define CONTENT_COMMON_GPU_MEDIA_DXVA_VIDEO_DECODE_ACCELERATOR_H_ | 6 #define CONTENT_COMMON_GPU_MEDIA_DXVA_VIDEO_DECODE_ACCELERATOR_H_ |
| 7 | 7 |
| 8 #include <d3d11.h> | 8 #include <d3d11.h> |
| 9 #include <d3d9.h> | 9 #include <d3d9.h> |
| 10 #include <stdint.h> | 10 #include <stdint.h> |
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| 22 | 22 |
| 23 #include "base/compiler_specific.h" | 23 #include "base/compiler_specific.h" |
| 24 #include "base/macros.h" | 24 #include "base/macros.h" |
| 25 #include "base/memory/linked_ptr.h" | 25 #include "base/memory/linked_ptr.h" |
| 26 #include "base/memory/weak_ptr.h" | 26 #include "base/memory/weak_ptr.h" |
| 27 #include "base/synchronization/lock.h" | 27 #include "base/synchronization/lock.h" |
| 28 #include "base/threading/non_thread_safe.h" | 28 #include "base/threading/non_thread_safe.h" |
| 29 #include "base/threading/thread.h" | 29 #include "base/threading/thread.h" |
| 30 #include "base/win/scoped_comptr.h" | 30 #include "base/win/scoped_comptr.h" |
| 31 #include "content/common/content_export.h" | 31 #include "content/common/content_export.h" |
| 32 #include "media/filters/h264_parser.h" |
| 32 #include "media/video/video_decode_accelerator.h" | 33 #include "media/video/video_decode_accelerator.h" |
| 33 | 34 |
| 34 interface IMFSample; | 35 interface IMFSample; |
| 35 interface IDirect3DSurface9; | 36 interface IDirect3DSurface9; |
| 36 | 37 |
| 37 namespace gfx { | 38 namespace gfx { |
| 38 class GLContext; | 39 class GLContext; |
| 39 } | 40 } |
| 40 | 41 |
| 41 typedef HRESULT (WINAPI* CreateDXGIDeviceManager)( | 42 typedef HRESULT (WINAPI* CreateDXGIDeviceManager)( |
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| 68 std::vector<uint8_t> last_sps_; | 69 std::vector<uint8_t> last_sps_; |
| 69 int last_pps_id_; | 70 int last_pps_id_; |
| 70 std::vector<uint8_t> last_pps_; | 71 std::vector<uint8_t> last_pps_; |
| 71 // Set to true if we detect a stream configuration change. | 72 // Set to true if we detect a stream configuration change. |
| 72 bool config_changed_; | 73 bool config_changed_; |
| 73 // We want to indicate configuration changes only after we see IDR slices. | 74 // We want to indicate configuration changes only after we see IDR slices. |
| 74 // This flag tracks that we potentially have a configuration change which | 75 // This flag tracks that we potentially have a configuration change which |
| 75 // we want to honor after we see an IDR slice. | 76 // we want to honor after we see an IDR slice. |
| 76 bool pending_config_changed_; | 77 bool pending_config_changed_; |
| 77 | 78 |
| 79 scoped_ptr<media::H264Parser> parser_; |
| 80 |
| 78 DISALLOW_COPY_AND_ASSIGN(H264ConfigChangeDetector); | 81 DISALLOW_COPY_AND_ASSIGN(H264ConfigChangeDetector); |
| 79 }; | 82 }; |
| 80 | 83 |
| 81 | 84 |
| 82 // Class to provide a DXVA 2.0 based accelerator using the Microsoft Media | 85 // Class to provide a DXVA 2.0 based accelerator using the Microsoft Media |
| 83 // foundation APIs via the VideoDecodeAccelerator interface. | 86 // foundation APIs via the VideoDecodeAccelerator interface. |
| 84 // This class lives on a single thread and DCHECKs that it is never accessed | 87 // This class lives on a single thread and DCHECKs that it is never accessed |
| 85 // from any other. | 88 // from any other. |
| 86 class CONTENT_EXPORT DXVAVideoDecodeAccelerator | 89 class CONTENT_EXPORT DXVAVideoDecodeAccelerator |
| 87 : public media::VideoDecodeAccelerator { | 90 : public media::VideoDecodeAccelerator { |
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| 439 bool using_angle_device_; | 442 bool using_angle_device_; |
| 440 | 443 |
| 441 // Enables experimental hardware acceleration for VP8/VP9 video decoding. | 444 // Enables experimental hardware acceleration for VP8/VP9 video decoding. |
| 442 const bool enable_accelerated_vpx_decode_; | 445 const bool enable_accelerated_vpx_decode_; |
| 443 | 446 |
| 444 // The media foundation H.264 decoder has problems handling changes like | 447 // The media foundation H.264 decoder has problems handling changes like |
| 445 // resolution change, bitrate change etc. If we reinitialize the decoder | 448 // resolution change, bitrate change etc. If we reinitialize the decoder |
| 446 // when these changes occur then, the decoder works fine. The | 449 // when these changes occur then, the decoder works fine. The |
| 447 // H264ConfigChangeDetector class provides functionality to check if the | 450 // H264ConfigChangeDetector class provides functionality to check if the |
| 448 // stream configuration changed. | 451 // stream configuration changed. |
| 449 H264ConfigChangeDetector config_change_detector_; | 452 scoped_ptr<H264ConfigChangeDetector> config_change_detector_; |
| 450 | 453 |
| 451 // Contains the initialization parameters for the video. | 454 // Contains the initialization parameters for the video. |
| 452 Config config_; | 455 Config config_; |
| 453 | 456 |
| 454 // WeakPtrFactory for posting tasks back to |this|. | 457 // WeakPtrFactory for posting tasks back to |this|. |
| 455 base::WeakPtrFactory<DXVAVideoDecodeAccelerator> weak_this_factory_; | 458 base::WeakPtrFactory<DXVAVideoDecodeAccelerator> weak_this_factory_; |
| 456 | 459 |
| 457 // Function pointer for the MFCreateDXGIDeviceManager API. | 460 // Function pointer for the MFCreateDXGIDeviceManager API. |
| 458 static CreateDXGIDeviceManager create_dxgi_device_manager_; | 461 static CreateDXGIDeviceManager create_dxgi_device_manager_; |
| 459 | 462 |
| 460 DISALLOW_COPY_AND_ASSIGN(DXVAVideoDecodeAccelerator); | 463 DISALLOW_COPY_AND_ASSIGN(DXVAVideoDecodeAccelerator); |
| 461 }; | 464 }; |
| 462 | 465 |
| 463 } // namespace content | 466 } // namespace content |
| 464 | 467 |
| 465 #endif // CONTENT_COMMON_GPU_MEDIA_DXVA_VIDEO_DECODE_ACCELERATOR_H_ | 468 #endif // CONTENT_COMMON_GPU_MEDIA_DXVA_VIDEO_DECODE_ACCELERATOR_H_ |
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