FFmpeg
vaapi.h
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1 /*
2  * Video Acceleration API (shared data between FFmpeg and the video player)
3  * HW decode acceleration for MPEG-2, MPEG-4, H.264 and VC-1
4  *
5  * Copyright (C) 2008-2009 Splitted-Desktop Systems
6  *
7  * This file is part of FFmpeg.
8  *
9  * FFmpeg is free software; you can redistribute it and/or
10  * modify it under the terms of the GNU Lesser General Public
11  * License as published by the Free Software Foundation; either
12  * version 2.1 of the License, or (at your option) any later version.
13  *
14  * FFmpeg is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17  * Lesser General Public License for more details.
18  *
19  * You should have received a copy of the GNU Lesser General Public
20  * License along with FFmpeg; if not, write to the Free Software
21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22  */
23 
24 #ifndef AVCODEC_VAAPI_H
25 #define AVCODEC_VAAPI_H
26 
27 /**
28  * @file
29  * @ingroup lavc_codec_hwaccel_vaapi
30  * Public libavcodec VA API header.
31  */
32 
33 #include <stdint.h>
34 #include "libavutil/attributes.h"
35 #include "version.h"
36 
37 #if FF_API_STRUCT_VAAPI_CONTEXT
38 
39 /**
40  * @defgroup lavc_codec_hwaccel_vaapi VA API Decoding
41  * @ingroup lavc_codec_hwaccel
42  * @{
43  */
44 
45 /**
46  * This structure is used to share data between the FFmpeg library and
47  * the client video application.
48  * This shall be zero-allocated and available as
49  * AVCodecContext.hwaccel_context. All user members can be set once
50  * during initialization or through each AVCodecContext.get_buffer()
51  * function call. In any case, they must be valid prior to calling
52  * decoding functions.
53  *
54  * Deprecated: use AVCodecContext.hw_frames_ctx instead.
55  */
57  /**
58  * Window system dependent data
59  *
60  * - encoding: unused
61  * - decoding: Set by user
62  */
63  void *display;
64 
65  /**
66  * Configuration ID
67  *
68  * - encoding: unused
69  * - decoding: Set by user
70  */
71  uint32_t config_id;
72 
73  /**
74  * Context ID (video decode pipeline)
75  *
76  * - encoding: unused
77  * - decoding: Set by user
78  */
79  uint32_t context_id;
80 };
81 
82 /* @} */
83 
84 #endif /* FF_API_STRUCT_VAAPI_CONTEXT */
85 
86 #endif /* AVCODEC_VAAPI_H */
uint32_t context_id
Context ID (video decode pipeline)
Definition: vaapi.h:79
This structure is used to share data between the FFmpeg library and the client video application...
Definition: vaapi.h:56
Macro definitions for various function/variable attributes.
Libavcodec version macros.
void * display
Window system dependent data.
Definition: vaapi.h:63
#define attribute_deprecated
Definition: attributes.h:94
uint32_t config_id
Configuration ID.
Definition: vaapi.h:71