1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
|
/*
* copyright (c) 2000,2001 Fabrice Bellard
* H.263+ support
* copyright (c) 2001 Juan J. Sierralta P
* copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file
* H.263 tables.
*/
#ifndef AVCODEC_H263DATA_H
#define AVCODEC_H263DATA_H
#include <stdint.h>
#include "libavutil/rational.h"
#include "rl.h"
extern const AVRational ff_h263_pixel_aspect[16];
/* intra MCBPC, mb_type = (intra), then (intraq) */
extern const uint8_t ff_h263_intra_MCBPC_code[9];
extern const uint8_t ff_h263_intra_MCBPC_bits[9];
/* inter MCBPC, mb_type = (inter), (intra), (interq), (intraq), (inter4v) */
/* Changed the tables for interq and inter4v+q, following the standard ** Juanjo ** */
extern const uint8_t ff_h263_inter_MCBPC_code[28];
extern const uint8_t ff_h263_inter_MCBPC_bits[28];
extern const uint8_t ff_h263_mbtype_b_tab[15][2];
extern const uint8_t ff_cbpc_b_tab[4][2];
extern const uint8_t ff_h263_cbpy_tab[16][2];
extern const uint8_t ff_mvtab[33][2];
/* third non intra table */
extern const uint16_t ff_inter_vlc[103][2];
extern const int8_t ff_inter_level[102];
extern const int8_t ff_inter_run[102];
/* the following defines are valid for both ff_h263_rl_inter and ff_rl_intra_aic */
#define H263_RL_NB_ELEMS 102 // does not include escape
#define H263_RL_NON_LAST_CODES 58
#define H263_ESCAPE_CODE_LENGTH 7
extern RLTable ff_h263_rl_inter;
extern RLTable ff_rl_intra_aic;
extern const uint16_t ff_h263_format[8][2];
extern const uint8_t ff_aic_dc_scale_table[32];
extern const uint8_t ff_modified_quant_tab[2][32];
extern const uint8_t ff_h263_chroma_qscale_table[32];
extern const uint16_t ff_mba_max[6];
extern const uint8_t ff_mba_length[7];
#endif /* AVCODEC_H263DATA_H */
|
