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 
35 #include "rl.h"
36 #include "vlc.h"
37 
38 /* motion vector table */
39 typedef struct MVTable {
40  const uint16_t *table_mv_code;
41  const uint8_t *table_mv_bits;
42  const uint8_t *table_mvx;
43  const uint8_t *table_mvy;
44  uint16_t *table_mv_index; /* encoding: convert mv to index in table_mv */
45  VLC vlc; /* decoding: vlc */
46 } MVTable;
47 
48 extern VLC ff_msmp4_mb_i_vlc;
49 extern VLC ff_msmp4_dc_luma_vlc[2];
50 extern VLC ff_msmp4_dc_chroma_vlc[2];
51 
52 /* intra picture macroblock coded block pattern */
53 extern const uint16_t ff_msmp4_mb_i_table[64][2];
54 
55 #define WMV1_SCANTABLE_COUNT 4
56 
57 extern const uint8_t ff_wmv1_scantable[WMV1_SCANTABLE_COUNT][64];
58 
59 #define NB_RL_TABLES 6
60 
62 
63 extern uint32_t ff_v2_dc_lum_table[512][2];
64 extern uint32_t ff_v2_dc_chroma_table[512][2];
65 
66 extern const uint8_t ff_wmv1_y_dc_scale_table[32];
67 extern const uint8_t ff_wmv1_c_dc_scale_table[32];
68 extern const uint8_t ff_old_ff_y_dc_scale_table[32];
69 
70 #define MSMPEG4_MV_TABLES_NB_ELEMS 1099
71 extern MVTable ff_mv_tables[2];
72 
73 extern const uint8_t ff_v2_mb_type[8][2];
74 extern const uint8_t ff_v2_intra_cbpc[4][2];
75 
76 extern const uint32_t ff_table_mb_non_intra[128][2];
77 extern const uint8_t ff_table_inter_intra[4][2];
78 
79 extern const uint32_t ff_table0_dc_lum[120][2];
80 extern const uint32_t ff_table1_dc_lum[120][2];
81 extern const uint32_t ff_table0_dc_chroma[120][2];
82 extern const uint32_t ff_table1_dc_chroma[120][2];
83 
84 #define WMV2_INTER_CBP_TABLE_COUNT 4
85 extern const uint32_t (* const ff_wmv2_inter_table[WMV2_INTER_CBP_TABLE_COUNT])[2];
86 
87 #endif /* AVCODEC_MSMPEG4DATA_H */
ff_table_inter_intra
const uint8_t ff_table_inter_intra[4][2]
Definition: msmpeg4data.c:1841
WMV1_SCANTABLE_COUNT
#define WMV1_SCANTABLE_COUNT
Definition: msmpeg4data.h:55
ff_wmv1_c_dc_scale_table
const uint8_t ff_wmv1_c_dc_scale_table[32]
Definition: msmpeg4data.c:1796
MVTable::table_mv_code
const uint16_t * table_mv_code
Definition: msmpeg4data.h:40
ff_msmp4_dc_chroma_vlc
VLC ff_msmp4_dc_chroma_vlc[2]
Definition: msmpeg4data.c:39
ff_wmv2_inter_table
const uint32_t(*const [WMV2_INTER_CBP_TABLE_COUNT] ff_wmv2_inter_table)[2]
Definition: msmpeg4data.c:1953
MVTable::table_mv_index
uint16_t * table_mv_index
Definition: msmpeg4data.h:44
MVTable::vlc
VLC vlc
Definition: msmpeg4data.h:45
RLTable
RLTable.
Definition: rl.h:39
ff_v2_dc_chroma_table
uint32_t ff_v2_dc_chroma_table[512][2]
Definition: msmpeg4data.c:35
NB_RL_TABLES
#define NB_RL_TABLES
Definition: msmpeg4data.h:59
ff_msmp4_dc_luma_vlc
VLC ff_msmp4_dc_luma_vlc[2]
Definition: msmpeg4data.c:38
ff_v2_dc_lum_table
uint32_t ff_v2_dc_lum_table[512][2]
Definition: msmpeg4data.c:34
ff_msmp4_mb_i_table
const uint16_t ff_msmp4_mb_i_table[64][2]
Definition: msmpeg4data.c:42
ff_table1_dc_chroma
const uint32_t ff_table1_dc_chroma[120][2]
Definition: msmpeg4data.c:200
ff_table0_dc_chroma
const uint32_t ff_table0_dc_chroma[120][2]
Definition: msmpeg4data.c:132
ff_table0_dc_lum
const uint32_t ff_table0_dc_lum[120][2]
Definition: msmpeg4data.c:99
ff_v2_intra_cbpc
const uint8_t ff_v2_intra_cbpc[4][2]
Definition: msmpeg4data.c:1788
ff_wmv1_scantable
const uint8_t ff_wmv1_scantable[WMV1_SCANTABLE_COUNT][64]
Definition: msmpeg4data.c:1806
WMV2_INTER_CBP_TABLE_COUNT
#define WMV2_INTER_CBP_TABLE_COUNT
Definition: msmpeg4data.h:84
ff_v2_mb_type
const uint8_t ff_v2_mb_type[8][2]
Definition: msmpeg4data.c:1783
ff_mv_tables
MVTable ff_mv_tables[2]
Definition: msmpeg4data.c:1772
ff_table_mb_non_intra
const uint32_t ff_table_mb_non_intra[128][2]
Definition: msmpeg4data.c:62
ff_table1_dc_lum
const uint32_t ff_table1_dc_lum[120][2]
Definition: msmpeg4data.c:167
MVTable::table_mvx
const uint8_t * table_mvx
Definition: msmpeg4data.h:42
ff_wmv1_y_dc_scale_table
const uint8_t ff_wmv1_y_dc_scale_table[32]
Definition: msmpeg4data.c:1792
ff_rl_table
RLTable ff_rl_table[NB_RL_TABLES]
Definition: msmpeg4data.c:600
MVTable::table_mvy
const uint8_t * table_mvy
Definition: msmpeg4data.h:43
ff_old_ff_y_dc_scale_table
const uint8_t ff_old_ff_y_dc_scale_table[32]
Definition: msmpeg4data.c:1801
VLC
Definition: vlc.h:26
MVTable
Definition: msmpeg4data.h:39
vlc.h
rl.h
ff_msmp4_mb_i_vlc
VLC ff_msmp4_mb_i_vlc
Definition: msmpeg4data.c:37
MVTable::table_mv_bits
const uint8_t * table_mv_bits
Definition: msmpeg4data.h:41