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e387c9d5dd
* qatar/master: (22 commits) rv40dsp x86: use only one register, for both increment and loop counter rv40dsp: implement prescaled versions for biweight. avconv: use default channel layouts when they are unknown avconv: parse channel layout string nutdec: K&R formatting cosmetics vda: Signal 4 byte NAL headers to the decoder regardless of what's in the extradata mem: Consistently return NULL for av_malloc(0) vf_overlay: implement poll_frame() vf_scale: support named constants for sws flags. lavc doxy: add all installed headers to doxy groups. lavc doxy: add avfft to the main lavc group. lavc doxy: add remaining avcodec.h functions to a misc doxygen group. lavc doxy: add AVPicture functions to a doxy group. lavc doxy: add resampling functions to a doxy group. lavc doxy: replace \ with / lavc doxy: add encoding functions to a doxy group. lavc doxy: add decoding functions to a doxy group. lavc doxy: fix formatting of AV_PKT_DATA_{PARAM_CHANGE,H263_MB_INFO} lavc doxy: add AVPacket-related stuff to a separate doxy group. lavc doxy: add core functions/definitions to a doxy group. ... Conflicts: ffmpeg.c libavcodec/avcodec.h libavcodec/vda.c libavcodec/x86/rv40dsp.asm libavfilter/vf_scale.c libavformat/nutdec.c libavutil/mem.c tests/ref/acodec/pcm_s24daud Merged-by: Michael Niedermayer <michaelni@gmx.at>
89 lines
2.1 KiB
C
89 lines
2.1 KiB
C
/*
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* DXVA2 HW acceleration
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*
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* copyright (c) 2009 Laurent Aimar
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_DXVA_H
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#define AVCODEC_DXVA_H
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/**
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* @file
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* @ingroup lavc_codec_hwaccel_dxva2
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* Public libavcodec DXVA2 header.
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*/
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#include <stdint.h>
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#include <d3d9.h>
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#include <dxva2api.h>
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/**
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* @defgroup lavc_codec_hwaccel_dxva2 DXVA2
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* @ingroup lavc_codec_hwaccel
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*
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* @{
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*/
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#define FF_DXVA2_WORKAROUND_SCALING_LIST_ZIGZAG 1 ///< Work around for DXVA2 and old UVD/UVD+ ATI video cards
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/**
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* This structure is used to provides the necessary configurations and data
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* to the DXVA2 FFmpeg HWAccel implementation.
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*
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* The application must make it available as AVCodecContext.hwaccel_context.
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*/
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struct dxva_context {
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/**
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* DXVA2 decoder object
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*/
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IDirectXVideoDecoder *decoder;
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/**
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* DXVA2 configuration used to create the decoder
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*/
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const DXVA2_ConfigPictureDecode *cfg;
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/**
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* The number of surface in the surface array
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*/
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unsigned surface_count;
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/**
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* The array of Direct3D surfaces used to create the decoder
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*/
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LPDIRECT3DSURFACE9 *surface;
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/**
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* A bit field configuring the workarounds needed for using the decoder
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*/
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uint64_t workaround;
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/**
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* Private to the FFmpeg AVHWAccel implementation
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*/
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unsigned report_id;
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};
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/**
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* @}
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*/
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#endif /* AVCODEC_DXVA_H */
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