vp4data.h File Reference

#include <stdint.h>

Go to the source code of this file.

Variables
static const uint8_t	vp4_generic_dequant [64]
static const uint8_t	vp4_y_dc_scale_factor [64]
static const uint8_t	vp4_uv_dc_scale_factor [64]
static const uint16_t	vp4_ac_scale_factor [64]
static const uint8_t	vp4_filter_limit_values [64]
static const uint8_t	vp4_block_pattern_table_selector [14]
static const uint8_t	vp4_block_pattern_vlc [2][14][2]
static const uint8_t	vp4_mv_table_selector [32]
static const uint8_t	vp4_mv_vlc [2][7][63][2]
static const uint8_t	vp4_bias [5 *16][32][2]

Detailed Description

VP4 video decoder

Definition in file vp4data.h.

Variable Documentation

vp4_generic_dequant

const uint8_t vp4_generic_dequant[64]

static

Initial value:

= {
    16, 17, 18, 20, 22, 24, 26, 28,
    17, 18, 20, 22, 24, 26, 28, 32,
    18, 20, 22, 24, 26, 28, 32, 36,
    20, 22, 24, 26, 28, 32, 36, 40,
    22, 24, 26, 28, 32, 36, 40, 44,
    24, 26, 28, 32, 36, 40, 44, 48,
    26, 28, 32, 36, 40, 44, 48, 52,
    28, 32, 36, 40, 44, 48, 52, 56
}

Definition at line 31 of file vp4data.h.

Referenced by vp3_decode_init().

vp4_y_dc_scale_factor

const uint8_t vp4_y_dc_scale_factor[64]

static

Initial value:

= {
    180, 180, 180, 180, 180, 180, 175, 170,
    165, 160, 157, 155, 152, 150, 147, 145,
    142, 140, 137, 135, 132, 130, 127, 125,
    122, 120, 117, 115, 112, 110, 107, 105,
    102, 100,  97,  95,  92,  90,  87,  85,
     82,  80,  77,  75,  72,  70,  67,  65,
     62,  60,  57,  55,  52,  50,  47,  45,
     42,  40,  37,  35,  32,  30,  27,  25
}

Definition at line 42 of file vp4data.h.

Referenced by vp3_decode_init().

vp4_uv_dc_scale_factor

const uint8_t vp4_uv_dc_scale_factor[64]

static

Initial value:

= {
    150, 150, 150, 150, 150, 150, 150, 150,
    150, 150, 150, 150, 150, 150, 147, 145,
    142, 140, 137, 135, 132, 130, 127, 125,
    122, 120, 117, 115, 112, 110, 107, 105,
    102, 100,  97,  95,  92,  90,  87,  85,
     82,  80,  77,  75,  72,  70,  67,  65,
     62,  60,  57,  55,  52,  50,  47,  45,
     42,  40,  37,  35,  32,  30,  27,  25
}

Definition at line 53 of file vp4data.h.

Referenced by vp3_decode_init().

vp4_ac_scale_factor

const uint16_t vp4_ac_scale_factor[64]

static

Initial value:

= {
    500, 475, 450, 430, 410, 390, 370, 350,
    330, 315, 300, 285, 270, 260, 250, 240,
    230, 220, 210, 200, 190, 185, 180, 170,
    160, 150, 143, 135, 128, 120, 113, 106,
    100,  94,  90,  85,  80,  75,  70,  66,
     62,  57,  52,  49,  45,  41,  38,  35,
     33,  30,  27,  24,  22,  20,  18,  16,
     14,  12,  10,   9,   7,   6,   4,   1
}

Definition at line 64 of file vp4data.h.

Referenced by vp3_decode_init().

vp4_filter_limit_values

const uint8_t vp4_filter_limit_values[64]

static

Initial value:

= {
    30, 25, 20, 20, 15, 15, 14, 14,
    13, 13, 12, 12, 11, 11, 10, 10,
     9,  9,  8,  8,  7,  7,  7,  7,
     6,  6,  6,  6,  5,  5,  5,  5,
     4,  4,  4,  4,  3,  3,  3,  3,
     2,  2,  2,  2,  2,  2,  2,  2,
     2,  2,  2,  2,  2,  2,  2,  2,
     1,  1,  1,  1,  1,  1,  1,  1
}

Definition at line 75 of file vp4data.h.

Referenced by vp3_decode_init().

vp4_block_pattern_table_selector

const uint8_t vp4_block_pattern_table_selector[14]

static

Initial value:

= {
    0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 1
}

Definition at line 86 of file vp4data.h.

vp4_block_pattern_vlc

const uint8_t vp4_block_pattern_vlc[2][14][2]

static

Initial value:

= {
    {
        { 0x0, 3 }, { 0xf, 4 }, { 0x9, 4 }, { 0x2, 3 },
        { 0xd, 4 }, { 0xe, 5 }, { 0xb, 4 }, { 0x1, 3 },
        { 0xf, 5 }, { 0x8, 4 }, { 0x6, 4 }, { 0xe, 4 },
        { 0xc, 4 }, { 0xa, 4 }
    },
    {
        { 0x7, 4 }, { 0xa, 4 }, { 0x9, 4 }, { 0xc, 4 },
        { 0x8, 4 }, { 0xd, 5 }, { 0x0, 3 }, { 0xe, 4 },
        { 0xc, 5 }, { 0xd, 4 }, { 0x1, 3 }, { 0xb, 4 },
        { 0xf, 4 }, { 0x2, 3 }
    }
}

Definition at line 90 of file vp4data.h.

Referenced by vp3_decode_init().

vp4_mv_table_selector

const uint8_t vp4_mv_table_selector[32]

static

Initial value:

= {
    0, 1, 2, 2, 3, 3, 3, 3,
    4, 4, 4, 4, 4, 4, 4, 4,
    5, 5, 5, 5, 5, 5, 5, 5,
    6, 6, 6, 6, 6, 6, 6, 6,
}

Definition at line 105 of file vp4data.h.

Referenced by vp4_get_mv().

vp4_mv_vlc

const uint8_t vp4_mv_vlc[2][7][63][2]

static

Definition at line 112 of file vp4data.h.

Referenced by vp3_decode_init().

vp4_bias

const uint8_t vp4_bias[5 *16][32][2]

static

Definition at line 329 of file vp4data.h.

Referenced by vp3_decode_init().