h263data.c File Reference

#include <stdint.h>
#include "h263data.h"
#include "mpegvideo.h"

Go to the source code of this file.

Variables
const uint8_t	ff_h263_intra_MCBPC_code [9] = { 1, 1, 2, 3, 1, 1, 2, 3, 1 }
const uint8_t	ff_h263_intra_MCBPC_bits [9] = { 1, 3, 3, 3, 4, 6, 6, 6, 9 }
const uint8_t	ff_h263_inter_MCBPC_code [28]
const uint8_t	ff_h263_inter_MCBPC_bits [28]
const uint8_t	ff_h263_mbtype_b_tab [15][2]
const uint8_t	ff_cbpc_b_tab [4][2]
const uint8_t	ff_h263_cbpy_tab [16][2]
const uint8_t	ff_mvtab [33][2]
const uint16_t	ff_inter_vlc [103][2]
const int8_t	ff_inter_level [102]
const int8_t	ff_inter_run [102]
RLTable	ff_h263_rl_inter
static const uint16_t	intra_vlc_aic [103][2]
static const int8_t	intra_run_aic [102]
static const int8_t	intra_level_aic [102]
RLTable	ff_rl_intra_aic
const uint16_t	ff_h263_format [8][2]
const uint8_t	ff_aic_dc_scale_table [32]
const uint8_t	ff_modified_quant_tab [2][32]
const uint8_t	ff_h263_chroma_qscale_table [32]
const uint16_t	ff_mba_max [6]
const uint8_t	ff_mba_length [7]
const AVRational	ff_h263_pixel_aspect [16]

Detailed Description

H.263 tables.

Definition in file h263data.c.

Variable Documentation

ff_h263_intra_MCBPC_code

const uint8_t ff_h263_intra_MCBPC_code[9] = { 1, 1, 2, 3, 1, 1, 2, 3, 1 }

Definition at line 32 of file h263data.c.

Referenced by ff_h263_decode_init_vlc(), ff_h263_encode_mb(), and ff_mpeg4_encode_mb().

ff_h263_intra_MCBPC_bits

const uint8_t ff_h263_intra_MCBPC_bits[9] = { 1, 3, 3, 3, 4, 6, 6, 6, 9 }

Definition at line 33 of file h263data.c.

Referenced by ff_h263_decode_init_vlc(), ff_h263_encode_mb(), and ff_mpeg4_encode_mb().

ff_h263_inter_MCBPC_code

const uint8_t ff_h263_inter_MCBPC_code[28]

Initial value:

= {
    1,  3,  2,  5,
    3,  4,  3,  3,
    3,  7,  6,  5,
    4,  4,  3,  2,
    2,  5,  4,  5,
    1,  0,  0,  0,  
    2, 12, 14, 15,
}

Definition at line 38 of file h263data.c.

Referenced by ff_h263_decode_init_vlc(), ff_h263_encode_mb(), and ff_mpeg4_encode_mb().

ff_h263_inter_MCBPC_bits

const uint8_t ff_h263_inter_MCBPC_bits[28]

Initial value:

= {
     1,  4,  4,  6,  
     5,  8,  8,  7,  
     3,  7,  7,  9,  
     6,  9,  9,  9,  
     3,  7,  7,  8,  
     9,  0,  0,  0,  
    11, 13, 13, 13,  
}

Definition at line 47 of file h263data.c.

Referenced by ff_h263_decode_init_vlc(), ff_h263_encode_mb(), ff_mpeg4_encode_mb(), and get_p_cbp().

ff_h263_mbtype_b_tab

const uint8_t ff_h263_mbtype_b_tab[15][2]

Initial value:

= {
    { 1,  1 },
    { 3,  3 },
    { 1,  5 },
    { 4,  4 },
    { 5,  4 },
    { 6,  6 },
    { 2,  4 },
    { 3,  4 },
    { 7,  6 },
    { 4,  6 },
    { 5,  6 },
    { 1,  6 },
    { 1, 10 },
    { 1,  7 },
    { 1,  8 },
}

Definition at line 57 of file h263data.c.

Referenced by ff_h263_decode_init_vlc().

ff_cbpc_b_tab

const uint8_t ff_cbpc_b_tab[4][2]

Initial value:

= {
    { 0, 1 },
    { 2, 2 },
    { 7, 3 },
    { 6, 3 },
}

Definition at line 75 of file h263data.c.

Referenced by ff_h263_decode_init_vlc().

ff_h263_cbpy_tab

const uint8_t ff_h263_cbpy_tab[16][2]

Initial value:

= {
    {  3, 4 }, { 5, 5 }, { 4, 5 }, { 9, 4 }, {  3, 5 }, { 7, 4 }, { 2, 6 },
    { 11, 4 }, { 2, 5 }, { 3, 6 }, { 5, 4 }, { 10, 4 }, { 4, 4 }, { 8, 4 },
    {  6, 4 }, { 3, 2 }
}

Definition at line 82 of file h263data.c.

Referenced by ff_h263_decode_init_vlc(), ff_h263_encode_mb(), ff_mpeg4_encode_mb(), ff_msmpeg4_encode_mb(), and get_p_cbp().

ff_mvtab

const uint8_t ff_mvtab[33][2]

Initial value:

= {
    {  1,  1 }, {  1,  2 }, {  1,  3 }, {  1,  4 }, {  3,  6 }, {  5,  7 },
    {  4,  7 }, {  3,  7 }, { 11,  9 }, { 10,  9 }, {  9,  9 }, { 17, 10 },
    { 16, 10 }, { 15, 10 }, { 14, 10 }, { 13, 10 }, { 12, 10 }, { 11, 10 },
    { 10, 10 }, {  9, 10 }, {  8, 10 }, {  7, 10 }, {  6, 10 }, {  5, 10 },
    {  4, 10 }, {  7, 11 }, {  6, 11 }, {  5, 11 }, {  4, 11 }, {  3, 11 },
    {  2, 11 }, {  3, 12 }, {  2, 12 }
}

Definition at line 88 of file h263data.c.

Referenced by ff_h263_decode_init_vlc(), ff_h263_encode_motion(), h263_get_motion_length(), init_mv_penalty_and_fcode(), msmpeg4v2_encode_motion(), and svq1_static_init().

ff_inter_vlc

const uint16_t ff_inter_vlc[103][2]

Initial value:

= {
    {  0x2,  2 }, {  0xf,  4 }, { 0x15,  6 }, { 0x17,  7 },
    { 0x1f,  8 }, { 0x25,  9 }, { 0x24,  9 }, { 0x21, 10 },
    { 0x20, 10 }, {  0x7, 11 }, {  0x6, 11 }, { 0x20, 11 },
    {  0x6,  3 }, { 0x14,  6 }, { 0x1e,  8 }, {  0xf, 10 },
    { 0x21, 11 }, { 0x50, 12 }, {  0xe,  4 }, { 0x1d,  8 },
    {  0xe, 10 }, { 0x51, 12 }, {  0xd,  5 }, { 0x23,  9 },
    {  0xd, 10 }, {  0xc,  5 }, { 0x22,  9 }, { 0x52, 12 },
    {  0xb,  5 }, {  0xc, 10 }, { 0x53, 12 }, { 0x13,  6 },
    {  0xb, 10 }, { 0x54, 12 }, { 0x12,  6 }, {  0xa, 10 },
    { 0x11,  6 }, {  0x9, 10 }, { 0x10,  6 }, {  0x8, 10 },
    { 0x16,  7 }, { 0x55, 12 }, { 0x15,  7 }, { 0x14,  7 },
    { 0x1c,  8 }, { 0x1b,  8 }, { 0x21,  9 }, { 0x20,  9 },
    { 0x1f,  9 }, { 0x1e,  9 }, { 0x1d,  9 }, { 0x1c,  9 },
    { 0x1b,  9 }, { 0x1a,  9 }, { 0x22, 11 }, { 0x23, 11 },
    { 0x56, 12 }, { 0x57, 12 }, {  0x7,  4 }, { 0x19,  9 },
    {  0x5, 11 }, {  0xf,  6 }, {  0x4, 11 }, {  0xe,  6 },
    {  0xd,  6 }, {  0xc,  6 }, { 0x13,  7 }, { 0x12,  7 },
    { 0x11,  7 }, { 0x10,  7 }, { 0x1a,  8 }, { 0x19,  8 },
    { 0x18,  8 }, { 0x17,  8 }, { 0x16,  8 }, { 0x15,  8 },
    { 0x14,  8 }, { 0x13,  8 }, { 0x18,  9 }, { 0x17,  9 },
    { 0x16,  9 }, { 0x15,  9 }, { 0x14,  9 }, { 0x13,  9 },
    { 0x12,  9 }, { 0x11,  9 }, {  0x7, 10 }, {  0x6, 10 },
    {  0x5, 10 }, {  0x4, 10 }, { 0x24, 11 }, { 0x25, 11 },
    { 0x26, 11 }, { 0x27, 11 }, { 0x58, 12 }, { 0x59, 12 },
    { 0x5a, 12 }, { 0x5b, 12 }, { 0x5c, 12 }, { 0x5d, 12 },
    { 0x5e, 12 }, { 0x5f, 12 }, {  0x3,  7 },
}

Definition at line 98 of file h263data.c.

ff_inter_level

const int8_t ff_inter_level[102]

Initial value:

= {
    1,  2,  3,  4, 5, 6, 7, 8,
    9, 10, 11, 12, 1, 2, 3, 4,
    5,  6,  1,  2, 3, 4, 1, 2,
    3,  1,  2,  3, 1, 2, 3, 1,
    2,  3,  1,  2, 1, 2, 1, 2,
    1,  2,  1,  1, 1, 1, 1, 1,
    1,  1,  1,  1, 1, 1, 1, 1,
    1,  1,  1,  2, 3, 1, 2, 1,
    1,  1,  1,  1, 1, 1, 1, 1,
    1,  1,  1,  1, 1, 1, 1, 1,
    1,  1,  1,  1, 1, 1, 1, 1,
    1,  1,  1,  1, 1, 1, 1, 1,
    1,  1,  1,  1, 1, 1,
}

Definition at line 127 of file h263data.c.

ff_inter_run

const int8_t ff_inter_run[102]

Initial value:

= {
    0,   0,  0,  0,  0,  0,  0,  0,
    0,   0,  0,  0,  1,  1,  1,  1,
    1,   1,  2,  2,  2,  2,  3,  3,
    3,   4,  4,  4,  5,  5,  5,  6,
    6,   6,  7,  7,  8,  8,  9,  9,
    10, 10, 11, 12, 13, 14, 15, 16,
    17, 18, 19, 20, 21, 22, 23, 24,
    25, 26,  0,  0,  0,  1,  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,
}

Definition at line 143 of file h263data.c.

ff_h263_rl_inter

RLTable ff_h263_rl_inter

Initial value:

= {
    102,
    58,
    ff_inter_vlc,
    ff_inter_run,
    ff_inter_level,
}

Definition at line 159 of file h263data.c.

Referenced by encode_init(), ff_h263_decode_init_vlc(), ff_h263_encode_init(), ff_msmpeg4_decode_init(), h263_decode_block(), h263_encode_block(), h263_init_rl_inter(), and mpeg4_decode_block().

intra_vlc_aic

const uint16_t intra_vlc_aic[103][2]

static

Initial value:

= {
    {  0x2,  2 }, {  0x6,  3 }, {  0xe,  4 }, {  0xc,  5 },
    {  0xd,  5 }, { 0x10,  6 }, { 0x11,  6 }, { 0x12,  6 },
    { 0x16,  7 }, { 0x1b,  8 }, { 0x20,  9 }, { 0x21,  9 },
    { 0x1a,  9 }, { 0x1b,  9 }, { 0x1c,  9 }, { 0x1d,  9 },
    { 0x1e,  9 }, { 0x1f,  9 }, { 0x23, 11 }, { 0x22, 11 },
    { 0x57, 12 }, { 0x56, 12 }, { 0x55, 12 }, { 0x54, 12 },
    { 0x53, 12 }, {  0xf,  4 }, { 0x14,  6 }, { 0x14,  7 },
    { 0x1e,  8 }, {  0xf, 10 }, { 0x21, 11 }, { 0x50, 12 },
    {  0xb,  5 }, { 0x15,  7 }, {  0xe, 10 }, {  0x9, 10 },
    { 0x15,  6 }, { 0x1d,  8 }, {  0xd, 10 }, { 0x51, 12 },
    { 0x13,  6 }, { 0x23,  9 }, {  0x7, 11 }, { 0x17,  7 },
    { 0x22,  9 }, { 0x52, 12 }, { 0x1c,  8 }, {  0xc, 10 },
    { 0x1f,  8 }, {  0xb, 10 }, { 0x25,  9 }, {  0xa, 10 },
    { 0x24,  9 }, {  0x6, 11 }, { 0x21, 10 }, { 0x20, 10 },
    {  0x8, 10 }, { 0x20, 11 }, {  0x7,  4 }, {  0xc,  6 },
    { 0x10,  7 }, { 0x13,  8 }, { 0x11,  9 }, { 0x12,  9 },
    {  0x4, 10 }, { 0x27, 11 }, { 0x26, 11 }, { 0x5f, 12 },
    {  0xf,  6 }, { 0x13,  9 }, {  0x5, 10 }, { 0x25, 11 },
    {  0xe,  6 }, { 0x14,  9 }, { 0x24, 11 }, {  0xd,  6 },
    {  0x6, 10 }, { 0x5e, 12 }, { 0x11,  7 }, {  0x7, 10 },
    { 0x13,  7 }, { 0x5d, 12 }, { 0x12,  7 }, { 0x5c, 12 },
    { 0x14,  8 }, { 0x5b, 12 }, { 0x15,  8 }, { 0x1a,  8 },
    { 0x19,  8 }, { 0x18,  8 }, { 0x17,  8 }, { 0x16,  8 },
    { 0x19,  9 }, { 0x15,  9 }, { 0x16,  9 }, { 0x18,  9 },
    { 0x17,  9 }, {  0x4, 11 }, {  0x5, 11 }, { 0x58, 12 },
    { 0x59, 12 }, { 0x5a, 12 }, {  0x3,  7 },
}

Definition at line 167 of file h263data.c.

intra_run_aic

const int8_t intra_run_aic[102]

static

Initial value:

= {
    0,   0,  0,  0,  0,  0,  0,  0,
    0,   0,  0,  0,  0,  0,  0,  0,
    0,   0,  0,  0,  0,  0,  0,  0,
    0,   1,  1,  1,  1,  1,  1,  1,
    2,   2,  2,  2,  3,  3,  3,  3,
    4,   4,  4,  5,  5,  5,  6,  6,
    7,   7,  8,  8,  9,  9, 10, 11,
    12, 13,  0,  0,  0,  0,  0,  0,
    0,   0,  0,  0,  1,  1,  1,  1,
    2,   2,  2,  3,  3,  3,  4,  4,
    5,   5,  6,  6,  7,  7,  8,  9,
    10, 11, 12, 13, 14, 15, 16, 17,
    18, 19, 20, 21, 22, 23,
}

Definition at line 196 of file h263data.c.

intra_level_aic

const int8_t intra_level_aic[102]

static

Initial value:

= {
    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,  1,  2,  3,  4,  5,  6,  7,
    1,   2,  3,  4,  1,  2,  3,  4,
    1,   2,  3,  1,  2,  3,  1,  2,
    1,   2,  1,  2,  1,  2,  1,  1,
    1,   1,  1,  2,  3,  4,  5,  6,
    7,   8,  9, 10,  1,  2,  3,  4,
    1,   2,  3,  1,  2,  3,  1,  2,
    1,   2,  1,  2,  1,  2,  1,  1,
    1,   1,  1,  1,  1,  1,  1,  1,
    1,   1,  1,  1,  1,  1,
}

Definition at line 212 of file h263data.c.

ff_rl_intra_aic

RLTable ff_rl_intra_aic

Initial value:

= {
    102,
    58,
    intra_vlc_aic,
    intra_run_aic,
    intra_level_aic,
}

Definition at line 228 of file h263data.c.

Referenced by ff_h263_decode_init_vlc(), ff_h263_encode_init(), h263_decode_block(), and h263_encode_block().

ff_h263_format

const uint16_t ff_h263_format[8][2]

Initial value:

= {
    {    0,    0 },
    {  128,   96 },
    {  176,  144 },
    {  352,  288 },
    {  704,  576 },
    { 1408, 1152 },
}

Definition at line 236 of file h263data.c.

Referenced by ff_h263_decode_picture_header(), ff_h263_encode_picture_header(), ff_intel_h263_decode_picture_header(), and ff_mpv_encode_init().

ff_aic_dc_scale_table

const uint8_t ff_aic_dc_scale_table[32]

Initial value:

= {
 
    0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 56, 58, 60, 62
}

Definition at line 245 of file h263data.c.

Referenced by ff_flv_encode_picture_header(), ff_h263_decode_picture_header(), ff_h263_encode_init(), ff_rv20_encode_picture_header(), and rv10_decode_packet().

ff_modified_quant_tab

const uint8_t ff_modified_quant_tab[2][32]

Initial value:

= {
 
    {
        0, 3, 1, 2, 3, 4, 5, 6, 7, 8, 9, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28
    },
    {
        0, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 24, 25, 26, 27, 28, 29, 30, 31, 31, 31, 26
    }
}

Definition at line 250 of file h263data.c.

Referenced by h263_decode_dquant().

ff_h263_chroma_qscale_table

const uint8_t ff_h263_chroma_qscale_table[32]

Initial value:

= {
 
    0, 1, 2, 3, 4, 5, 6, 6, 7, 8, 9, 9, 10, 10, 11, 11, 12, 12, 12, 13, 13, 13, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15
}

Definition at line 260 of file h263data.c.

Referenced by ff_h263_decode_picture_header(), ff_mpv_encode_init(), and rv10_decode_packet().

ff_mba_max

const uint16_t ff_mba_max[6]

Initial value:

= {
    47, 98, 395, 1583, 6335, 9215
}

Definition at line 265 of file h263data.c.

Referenced by ff_h263_decode_mba(), and ff_h263_encode_mba().

ff_mba_length

const uint8_t ff_mba_length[7]

Initial value:

= {
    6, 7, 9, 11, 13, 14, 14
}

Definition at line 269 of file h263data.c.

Referenced by ff_h263_decode_mba(), and ff_h263_encode_mba().

ff_h263_pixel_aspect

const AVRational ff_h263_pixel_aspect[16]

Initial value:

= {
    {  0,  1 },
    {  1,  1 },
    { 12, 11 },
    { 10, 11 },
    { 16, 11 },
    { 40, 33 },
    {  0,  1 },
    {  0,  1 },
    {  0,  1 },
    {  0,  1 },
    {  0,  1 },
    {  0,  1 },
    {  0,  1 },
    {  0,  1 },
    {  0,  1 },
    {  0,  1 },
}

Definition at line 273 of file h263data.c.

Referenced by decode_studio_vol_header(), decode_vol_header(), ff_h263_aspect_to_info(), ff_h263_decode_picture_header(), and ff_intel_h263_decode_picture_header().