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https://github.com/xenia-project/FFmpeg.git
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ed4b757177
Old Intel GPUs expect the reference frame index to the actual surface, instead of the index into RefFrameList as specified by the spec. This workaround should be set when using one of the "ClearVideo" decoder devices. Signed-off-by: Anton Khirnov <anton@khirnov.net>
97 lines
2.3 KiB
C
97 lines
2.3 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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#if defined(_WIN32_WINNT) && _WIN32_WINNT < 0x0600
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#undef _WIN32_WINNT
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#endif
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#if !defined(_WIN32_WINNT)
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#define _WIN32_WINNT 0x0600
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#endif
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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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#define FF_DXVA2_WORKAROUND_INTEL_CLEARVIDEO 2 ///< Work around for DXVA2 and old Intel GPUs with ClearVideo interface
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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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