blob: 558fae53bf10a9d7884915a616fc3a28b804cdf9
| 1 | /* |
| 2 | * Apple ProRes compatible decoder |
| 3 | * |
| 4 | * Copyright (c) 2010-2011 Maxim Poliakovski |
| 5 | * |
| 6 | * This file is part of FFmpeg. |
| 7 | * |
| 8 | * FFmpeg is free software; you can redistribute it and/or |
| 9 | * modify it under the terms of the GNU Lesser General Public |
| 10 | * License as published by the Free Software Foundation; either |
| 11 | * version 2.1 of the License, or (at your option) any later version. |
| 12 | * |
| 13 | * FFmpeg is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 16 | * Lesser General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU Lesser General Public |
| 19 | * License along with FFmpeg; if not, write to the Free Software |
| 20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 21 | */ |
| 22 | |
| 23 | #ifndef AVCODEC_PRORESDSP_H |
| 24 | #define AVCODEC_PRORESDSP_H |
| 25 | |
| 26 | #include <stddef.h> |
| 27 | #include <stdint.h> |
| 28 | #include "avcodec.h" |
| 29 | |
| 30 | #define PRORES_BITS_PER_SAMPLE 10 ///< output precision of prores decoder |
| 31 | |
| 32 | typedef struct ProresDSPContext { |
| 33 | int idct_permutation_type; |
| 34 | uint8_t idct_permutation[64]; |
| 35 | void (*idct_put)(uint16_t *out, ptrdiff_t linesize, int16_t *block, const int16_t *qmat); |
| 36 | } ProresDSPContext; |
| 37 | |
| 38 | void ff_proresdsp_init(ProresDSPContext *dsp, AVCodecContext *avctx); |
| 39 | |
| 40 | void ff_proresdsp_init_x86(ProresDSPContext *dsp, AVCodecContext *avctx); |
| 41 | |
| 42 | #endif /* AVCODEC_PRORESDSP_H */ |
| 43 |