dnxhddata.h
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1 /*
2  * VC3/DNxHD decoder.
3  * Copyright (c) 2007 SmartJog S.A., Baptiste Coudurier <baptiste dot coudurier at smartjog dot com>
4  *
5  * This file is part of Libav.
6  *
7  * Libav is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * Libav is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with Libav; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21 
22 #ifndef AVCODEC_DNXHDDATA_H
23 #define AVCODEC_DNXHDDATA_H
24 
25 #include <stdint.h>
26 #include "avcodec.h"
27 
28 typedef struct {
29  int cid;
30  unsigned int width, height;
32  unsigned int frame_size;
33  unsigned int coding_unit_size;
35  int bit_depth;
36  const uint8_t *luma_weight, *chroma_weight;
37  const uint8_t *dc_codes, *dc_bits;
38  const uint16_t *ac_codes;
39  const uint8_t *ac_bits, *ac_level;
40  const uint8_t *ac_run_flag, *ac_index_flag;
41  const uint16_t *run_codes;
42  const uint8_t *run_bits, *run;
43  int bit_rates[5];
44 } CIDEntry;
45 
46 extern const CIDEntry ff_dnxhd_cid_table[];
47 
48 int ff_dnxhd_get_cid_table(int cid);
49 int ff_dnxhd_find_cid(AVCodecContext *avctx, int bit_depth);
50 
51 #endif /* AVCODEC_DNXHDDATA_H */