Libav
dxva2.h
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1 /*
2  * DXVA2 HW acceleration
3  *
4  * copyright (c) 2009 Laurent Aimar
5  *
6  * This file is part of Libav.
7  *
8  * Libav is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Lesser General Public
10  * License as published by the Free Software Foundation; either
11  * version 2.1 of the License, or (at your option) any later version.
12  *
13  * Libav is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16  * Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public
19  * License along with Libav; if not, write to the Free Software
20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21  */
22 
23 #ifndef AVCODEC_DXVA_H
24 #define AVCODEC_DXVA_H
25 
32 #define _WIN32_WINNT 0x0600
33 #include <stdint.h>
34 #include <d3d9.h>
35 #include <dxva2api.h>
36 
44 #define FF_DXVA2_WORKAROUND_SCALING_LIST_ZIGZAG 1
45 #define FF_DXVA2_WORKAROUND_INTEL_CLEARVIDEO 2
46 
47 
53 struct dxva_context {
57  IDirectXVideoDecoder *decoder;
58 
62  const DXVA2_ConfigPictureDecode *cfg;
63 
67  unsigned surface_count;
68 
72  LPDIRECT3DSURFACE9 *surface;
73 
77  uint64_t workaround;
78 
82  unsigned report_id;
83 };
84 
89 #endif /* AVCODEC_DXVA_H */
unsigned surface_count
The number of surface in the surface array.
Definition: dxva2.h:67
uint64_t workaround
A bit field configuring the workarounds needed for using the decoder.
Definition: dxva2.h:77
const DXVA2_ConfigPictureDecode * cfg
DXVA2 configuration used to create the decoder.
Definition: dxva2.h:62
unsigned report_id
Private to the Libav AVHWAccel implementation.
Definition: dxva2.h:82
LPDIRECT3DSURFACE9 * surface
The array of Direct3D surfaces used to create the decoder.
Definition: dxva2.h:72
IDirectXVideoDecoder * decoder
DXVA2 decoder object.
Definition: dxva2.h:57
This structure is used to provides the necessary configurations and data to the DXVA2 Libav HWAccel i...
Definition: dxva2.h:53