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 */ 56 struct attribute_deprecated vaapi_context { 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 */ 87