mpeg12data.h 1.76 KB
Newer Older
1
/*
2
 * MPEG-1/2 tables
3 4 5
 * copyright (c) 2000,2001 Fabrice Bellard
 * copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
 *
6
 * This file is part of Libav.
7
 *
8
 * Libav is free software; you can redistribute it and/or
9 10
 * modify it under the terms of the GNU Lesser General Public
 * 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
 * Libav is distributed in the hope that it will be useful,
14 15 16 17 18
 * 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
19
 * License along with Libav; if not, write to the Free Software
20 21 22
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 */

Michael Niedermayer's avatar
Michael Niedermayer committed
23
/**
24
 * @file
25
 * MPEG-1/2 tables.
Fabrice Bellard's avatar
Fabrice Bellard committed
26 27
 */

28 29
#ifndef AVCODEC_MPEG12DATA_H
#define AVCODEC_MPEG12DATA_H
30

31
#include <stdint.h>
32
#include "libavutil/rational.h"
33 34 35 36
#include "rl.h"

extern const uint16_t ff_mpeg1_default_intra_matrix[64];
extern const uint16_t ff_mpeg1_default_non_intra_matrix[64];
37

38 39 40 41
extern const uint16_t ff_mpeg12_vlc_dc_lum_code[12];
extern const unsigned char ff_mpeg12_vlc_dc_lum_bits[12];
extern const uint16_t ff_mpeg12_vlc_dc_chroma_code[12];
extern const unsigned char ff_mpeg12_vlc_dc_chroma_bits[12];
Fabrice Bellard's avatar
Fabrice Bellard committed
42

43 44
extern RLTable ff_rl_mpeg1;
extern RLTable ff_rl_mpeg2;
Fabrice Bellard's avatar
Fabrice Bellard committed
45

46 47
extern const uint8_t ff_mpeg12_mbAddrIncrTable[36][2];
extern const uint8_t ff_mpeg12_mbPatTable[64][2];
Fabrice Bellard's avatar
Fabrice Bellard committed
48

49
extern const uint8_t ff_mpeg12_mbMotionVectorTable[17][2];
Fabrice Bellard's avatar
Fabrice Bellard committed
50

51
extern const AVRational ff_mpeg12_frame_rate_tab[];
52

53 54
extern const float ff_mpeg1_aspect[16];
extern const AVRational ff_mpeg2_aspect[16];
55

56
#endif /* AVCODEC_MPEG12DATA_H */