mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
109 lines
2.5 KiB
109 lines
2.5 KiB
/* |
|
* Direct3D11 HW acceleration |
|
* |
|
* copyright (c) 2009 Laurent Aimar |
|
* copyright (c) 2015 Steve Lhomme |
|
* |
|
* This file is part of FFmpeg. |
|
* |
|
* FFmpeg is free software; you can redistribute it and/or |
|
* modify it under the terms of the GNU Lesser General Public |
|
* License as published by the Free Software Foundation; either |
|
* version 2.1 of the License, or (at your option) any later version. |
|
* |
|
* FFmpeg is distributed in the hope that it will be useful, |
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|
* Lesser General Public License for more details. |
|
* |
|
* You should have received a copy of the GNU Lesser General Public |
|
* License along with FFmpeg; if not, write to the Free Software |
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
|
*/ |
|
|
|
#ifndef AVCODEC_D3D11VA_H |
|
#define AVCODEC_D3D11VA_H |
|
|
|
/** |
|
* @file |
|
* @ingroup lavc_codec_hwaccel_d3d11va |
|
* Public libavcodec D3D11VA header. |
|
*/ |
|
|
|
#if !defined(_WIN32_WINNT) || _WIN32_WINNT < 0x0602 |
|
#undef _WIN32_WINNT |
|
#define _WIN32_WINNT 0x0602 |
|
#endif |
|
|
|
#include <stdint.h> |
|
#include <d3d11.h> |
|
|
|
/** |
|
* @defgroup lavc_codec_hwaccel_d3d11va Direct3D11 |
|
* @ingroup lavc_codec_hwaccel |
|
* |
|
* @{ |
|
*/ |
|
|
|
/** |
|
* This structure is used to provides the necessary configurations and data |
|
* to the Direct3D11 FFmpeg HWAccel implementation. |
|
* |
|
* The application must make it available as AVCodecContext.hwaccel_context. |
|
* |
|
* Use av_d3d11va_alloc_context() exclusively to allocate an AVD3D11VAContext. |
|
*/ |
|
typedef struct AVD3D11VAContext { |
|
/** |
|
* D3D11 decoder object |
|
*/ |
|
ID3D11VideoDecoder *decoder; |
|
|
|
/** |
|
* D3D11 VideoContext |
|
*/ |
|
ID3D11VideoContext *video_context; |
|
|
|
/** |
|
* D3D11 configuration used to create the decoder |
|
*/ |
|
D3D11_VIDEO_DECODER_CONFIG *cfg; |
|
|
|
/** |
|
* The number of surface in the surface array |
|
*/ |
|
unsigned surface_count; |
|
|
|
/** |
|
* The array of Direct3D surfaces used to create the decoder |
|
*/ |
|
ID3D11VideoDecoderOutputView **surface; |
|
|
|
/** |
|
* A bit field configuring the workarounds needed for using the decoder |
|
*/ |
|
uint64_t workaround; |
|
|
|
/** |
|
* Private to the FFmpeg AVHWAccel implementation |
|
*/ |
|
unsigned report_id; |
|
|
|
/** |
|
* Mutex to access video_context |
|
*/ |
|
HANDLE context_mutex; |
|
} AVD3D11VAContext; |
|
|
|
/** |
|
* Allocate an AVD3D11VAContext. |
|
* |
|
* @return Newly-allocated AVD3D11VAContext or NULL on failure. |
|
*/ |
|
AVD3D11VAContext *av_d3d11va_alloc_context(void); |
|
|
|
/** |
|
* @} |
|
*/ |
|
|
|
#endif /* AVCODEC_D3D11VA_H */
|
|
|