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| | | /* |
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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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| | | |
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| | | #ifndef AVCODEC_DXVA2_H |
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| | | #define AVCODEC_DXVA2_H |
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| | | |
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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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| | | |
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| | | #if !defined(_WIN32_WINNT) || _WIN32_WINNT < 0x0602 |
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| | | #undef _WIN32_WINNT |
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| | | #define _WIN32_WINNT 0x0602 |
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| | | #endif |
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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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| | | /** |
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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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| | | |
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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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| | | /** |
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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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| | | /** |
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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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| | | /** |
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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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| | | /** |
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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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| | | /** |
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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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| | | /** |
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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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| | | */ |
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| | | |
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| | | #endif /* AVCODEC_DXVA2_H */ |
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