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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4349 | Serge | 1 | /* |
| 2 | * DXVA2 HW acceleration |
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| 3 | * |
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| 4 | * copyright (c) 2009 Laurent Aimar |
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| 5 | * |
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| 6 | * This file is part of FFmpeg. |
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| 7 | * |
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| 8 | * FFmpeg is free software; you can redistribute it and/or |
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| 9 | * modify it under the terms of the GNU Lesser General Public |
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| 10 | * License as published by the Free Software Foundation; either |
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| 11 | * version 2.1 of the License, or (at your option) any later version. |
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| 12 | * |
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| 13 | * FFmpeg is distributed in the hope that it will be useful, |
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| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 16 | * Lesser General Public License for more details. |
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| 17 | * |
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| 18 | * You should have received a copy of the GNU Lesser General Public |
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| 19 | * License along with FFmpeg; if not, write to the Free Software |
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| 20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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| 21 | */ |
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| 22 | |||
| 23 | #ifndef AVCODEC_DXVA_H |
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| 24 | #define AVCODEC_DXVA_H |
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| 25 | |||
| 26 | /** |
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| 27 | * @file |
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| 28 | * @ingroup lavc_codec_hwaccel_dxva2 |
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| 29 | * Public libavcodec DXVA2 header. |
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| 30 | */ |
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| 31 | |||
| 32 | #if defined(_WIN32_WINNT) && _WIN32_WINNT < 0x0600 |
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| 33 | #undef _WIN32_WINNT |
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| 34 | #endif |
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| 35 | |||
| 36 | #if !defined(_WIN32_WINNT) |
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| 37 | #define _WIN32_WINNT 0x0600 |
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| 38 | #endif |
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| 39 | |||
| 40 | #include |
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| 41 | #include |
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| 42 | #include |
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| 43 | |||
| 44 | /** |
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| 45 | * @defgroup lavc_codec_hwaccel_dxva2 DXVA2 |
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| 46 | * @ingroup lavc_codec_hwaccel |
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| 47 | * |
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| 48 | * @{ |
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| 49 | */ |
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| 50 | |||
| 51 | #define FF_DXVA2_WORKAROUND_SCALING_LIST_ZIGZAG 1 ///< Work around for DXVA2 and old UVD/UVD+ ATI video cards |
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| 52 | |||
| 53 | /** |
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| 54 | * This structure is used to provides the necessary configurations and data |
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| 55 | * to the DXVA2 FFmpeg HWAccel implementation. |
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| 56 | * |
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| 57 | * The application must make it available as AVCodecContext.hwaccel_context. |
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| 58 | */ |
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| 59 | struct dxva_context { |
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| 60 | /** |
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| 61 | * DXVA2 decoder object |
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| 62 | */ |
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| 63 | IDirectXVideoDecoder *decoder; |
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| 64 | |||
| 65 | /** |
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| 66 | * DXVA2 configuration used to create the decoder |
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| 67 | */ |
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| 68 | const DXVA2_ConfigPictureDecode *cfg; |
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| 69 | |||
| 70 | /** |
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| 71 | * The number of surface in the surface array |
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| 72 | */ |
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| 73 | unsigned surface_count; |
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| 74 | |||
| 75 | /** |
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| 76 | * The array of Direct3D surfaces used to create the decoder |
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| 77 | */ |
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| 78 | LPDIRECT3DSURFACE9 *surface; |
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| 79 | |||
| 80 | /** |
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| 81 | * A bit field configuring the workarounds needed for using the decoder |
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| 82 | */ |
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| 83 | uint64_t workaround; |
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| 84 | |||
| 85 | /** |
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| 86 | * Private to the FFmpeg AVHWAccel implementation |
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| 87 | */ |
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| 88 | unsigned report_id; |
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| 89 | }; |
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| 90 | |||
| 91 | /** |
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| 92 | * @} |
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| 93 | */ |
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| 94 | |||
| 95 | #endif /* AVCODEC_DXVA_H */ |