FFmpeg
msmpeg4data.h
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1 /*
2  * MSMPEG4 backend for encoder and decoder
3  * copyright (c) 2001 Fabrice Bellard
4  * copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
5  *
6  * msmpeg4v1 & v2 stuff by Michael Niedermayer <michaelni@gmx.at>
7  *
8  * This file is part of FFmpeg.
9  *
10  * FFmpeg is free software; you can redistribute it and/or
11  * modify it under the terms of the GNU Lesser General Public
12  * License as published by the Free Software Foundation; either
13  * version 2.1 of the License, or (at your option) any later version.
14  *
15  * FFmpeg is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18  * Lesser General Public License for more details.
19  *
20  * You should have received a copy of the GNU Lesser General Public
21  * License along with FFmpeg; if not, write to the Free Software
22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23  */
24 
25 /**
26  * @file
27  * MSMPEG4 data tables.
28  */
29 
30 #ifndef AVCODEC_MSMPEG4DATA_H
31 #define AVCODEC_MSMPEG4DATA_H
32 
33 #include <stdint.h>
34 
36 
37 #include "rl.h"
38 #include "vlc.h"
39 
40 /* motion vector table */
41 typedef struct MVTable {
42  const uint16_t *table_mv_code;
43  const uint8_t *table_mv_bits;
44  const uint8_t *table_mvx;
45  const uint8_t *table_mvy;
46  uint16_t *table_mv_index; /* encoding: convert mv to index in table_mv */
47  VLC vlc; /* decoding: vlc */
48 } MVTable;
49 
51 #define NB_RL_TABLES 6
52 
54 
55 extern uint32_t ff_v2_dc_lum_table[512][2];
56 extern uint32_t ff_v2_dc_chroma_table[512][2];
57 
58 extern const uint8_t ff_wmv1_y_dc_scale_table[32];
59 extern const uint8_t ff_wmv1_c_dc_scale_table[32];
60 extern const uint8_t ff_old_ff_y_dc_scale_table[32];
61 
62 #define MSMPEG4_MV_TABLES_NB_ELEMS 1099
63 extern MVTable ff_mv_tables[2];
64 
65 extern const uint8_t ff_v2_mb_type[8][2];
66 extern const uint8_t ff_v2_intra_cbpc[4][2];
67 
68 extern const uint32_t ff_table_mb_non_intra[128][2];
69 extern const uint8_t ff_table_inter_intra[4][2];
70 
71 #define WMV2_INTER_CBP_TABLE_COUNT 4
72 extern const uint32_t (* const ff_wmv2_inter_table[WMV2_INTER_CBP_TABLE_COUNT])[2];
74 
75 #endif /* AVCODEC_MSMPEG4DATA_H */
FF_VISIBILITY_PUSH_HIDDEN
#define FF_VISIBILITY_PUSH_HIDDEN
Definition: attributes_internal.h:30
ff_table_inter_intra
const uint8_t ff_table_inter_intra[4][2]
Definition: msmpeg4data.c:1648
ff_wmv1_c_dc_scale_table
const uint8_t ff_wmv1_c_dc_scale_table[32]
Definition: msmpeg4data.c:1637
MVTable::table_mv_code
const uint16_t * table_mv_code
Definition: msmpeg4data.h:42
ff_wmv2_inter_table
const uint32_t(*const [WMV2_INTER_CBP_TABLE_COUNT] ff_wmv2_inter_table)[2]
Definition: msmpeg4data.c:1760
MVTable::table_mv_index
uint16_t * table_mv_index
Definition: msmpeg4data.h:46
MVTable::vlc
VLC vlc
Definition: msmpeg4data.h:47
RLTable
RLTable.
Definition: rl.h:39
ff_v2_dc_chroma_table
uint32_t ff_v2_dc_chroma_table[512][2]
Definition: msmpeg4data.c:36
NB_RL_TABLES
#define NB_RL_TABLES
Definition: msmpeg4data.h:51
ff_v2_dc_lum_table
uint32_t ff_v2_dc_lum_table[512][2]
Definition: msmpeg4data.c:35
attributes_internal.h
ff_v2_intra_cbpc
const uint8_t ff_v2_intra_cbpc[4][2]
Definition: msmpeg4data.c:1629
WMV2_INTER_CBP_TABLE_COUNT
#define WMV2_INTER_CBP_TABLE_COUNT
Definition: msmpeg4data.h:71
ff_v2_mb_type
const uint8_t ff_v2_mb_type[8][2]
Definition: msmpeg4data.c:1624
ff_mv_tables
MVTable ff_mv_tables[2]
Definition: msmpeg4data.c:1613
FF_VISIBILITY_POP_HIDDEN
#define FF_VISIBILITY_POP_HIDDEN
Definition: attributes_internal.h:31
ff_table_mb_non_intra
const uint32_t ff_table_mb_non_intra[128][2]
Definition: msmpeg4data.c:39
MVTable::table_mvx
const uint8_t * table_mvx
Definition: msmpeg4data.h:44
ff_wmv1_y_dc_scale_table
const uint8_t ff_wmv1_y_dc_scale_table[32]
Definition: msmpeg4data.c:1633
ff_rl_table
RLTable ff_rl_table[NB_RL_TABLES]
Definition: msmpeg4data.c:441
MVTable::table_mvy
const uint8_t * table_mvy
Definition: msmpeg4data.h:45
ff_old_ff_y_dc_scale_table
const uint8_t ff_old_ff_y_dc_scale_table[32]
Definition: msmpeg4data.c:1642
VLC
Definition: vlc.h:31
MVTable
Definition: msmpeg4data.h:41
vlc.h
rl.h
MVTable::table_mv_bits
const uint8_t * table_mv_bits
Definition: msmpeg4data.h:43