Edit File: vaapi.h
/* * Video Acceleration API (shared data between FFmpeg and the video player) * HW decode acceleration for MPEG-2, MPEG-4, H.264 and VC-1 * * Copyright (C) 2008-2009 Splitted-Desktop Systems * * 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_VAAPI_H #define AVCODEC_VAAPI_H /** * @file * @ingroup lavc_codec_hwaccel_vaapi * Public libavcodec VA API header. */ #include <stdint.h> #include "libavutil/attributes.h" #include "version.h" /** * @defgroup lavc_codec_hwaccel_vaapi VA API Decoding * @ingroup lavc_codec_hwaccel * @{ */ /** * This structure is used to share data between the FFmpeg library and * the client video application. * This shall be zero-allocated and available as * AVCodecContext.hwaccel_context. All user members can be set once * during initialization or through each AVCodecContext.get_buffer() * function call. In any case, they must be valid prior to calling * decoding functions. */ struct vaapi_context { /** * Window system dependent data * * - encoding: unused * - decoding: Set by user */ void *display; /** * Configuration ID * * - encoding: unused * - decoding: Set by user */ uint32_t config_id; /** * Context ID (video decode pipeline) * * - encoding: unused * - decoding: Set by user */ uint32_t context_id; #if FF_API_VAAPI_CONTEXT /** * VAPictureParameterBuffer ID * * - encoding: unused * - decoding: Set by libavcodec */ attribute_deprecated uint32_t pic_param_buf_id; /** * VAIQMatrixBuffer ID * * - encoding: unused * - decoding: Set by libavcodec */ attribute_deprecated uint32_t iq_matrix_buf_id; /** * VABitPlaneBuffer ID (for VC-1 decoding) * * - encoding: unused * - decoding: Set by libavcodec */ attribute_deprecated uint32_t bitplane_buf_id; /** * Slice parameter/data buffer IDs * * - encoding: unused * - decoding: Set by libavcodec */ attribute_deprecated uint32_t *slice_buf_ids; /** * Number of effective slice buffer IDs to send to the HW * * - encoding: unused * - decoding: Set by libavcodec */ attribute_deprecated unsigned int n_slice_buf_ids; /** * Size of pre-allocated slice_buf_ids * * - encoding: unused * - decoding: Set by libavcodec */ attribute_deprecated unsigned int slice_buf_ids_alloc; /** * Pointer to VASliceParameterBuffers * * - encoding: unused * - decoding: Set by libavcodec */ attribute_deprecated void *slice_params; /** * Size of a VASliceParameterBuffer element * * - encoding: unused * - decoding: Set by libavcodec */ attribute_deprecated unsigned int slice_param_size; /** * Size of pre-allocated slice_params * * - encoding: unused * - decoding: Set by libavcodec */ attribute_deprecated unsigned int slice_params_alloc; /** * Number of slices currently filled in * * - encoding: unused * - decoding: Set by libavcodec */ attribute_deprecated unsigned int slice_count; /** * Pointer to slice data buffer base * - encoding: unused * - decoding: Set by libavcodec */ attribute_deprecated const uint8_t *slice_data; /** * Current size of slice data * * - encoding: unused * - decoding: Set by libavcodec */ attribute_deprecated uint32_t slice_data_size; #endif }; /* @} */ #endif /* AVCODEC_VAAPI_H */