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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 <stdint.h> | |
27 | #include "avcodec.h" | |
28 | ||
29 | #define PRORES_BITS_PER_SAMPLE 10 ///< output precision of prores decoder | |
30 | ||
31 | typedef struct ProresDSPContext { | |
32 | int idct_permutation_type; | |
33 | uint8_t idct_permutation[64]; | |
34 | void (* idct_put) (uint16_t *out, int linesize, int16_t *block, const int16_t *qmat); | |
35 | } ProresDSPContext; | |
36 | ||
37 | void ff_proresdsp_init(ProresDSPContext *dsp, AVCodecContext *avctx); | |
38 | ||
39 | void ff_proresdsp_init_x86(ProresDSPContext *dsp, AVCodecContext *avctx); | |
40 | ||
41 | #endif /* AVCODEC_PRORESDSP_H */ |