[libav.git] / libavcodec / mpeg4data.h

/**
 * @file mpeg4data.h
 * mpeg4 tables.
 */

// shapes
#define RECT_SHAPE       0
#define BIN_SHAPE        1
#define BIN_ONLY_SHAPE   2
#define GRAY_SHAPE       3

#define SIMPLE_VO_TYPE             1
#define CORE_VO_TYPE               3
#define MAIN_VO_TYPE               4
#define NBIT_VO_TYPE               5
#define ARTS_VO_TYPE               10
#define ACE_VO_TYPE                12
#define ADV_SIMPLE_VO_TYPE         17

// aspect_ratio_info
#define EXTENDED_PAR 15

//vol_sprite_usage / sprite_enable
#define STATIC_SPRITE 1
#define GMC_SPRITE 2

#define MOTION_MARKER 0x1F001
#define DC_MARKER     0x6B001

static const int mb_type_b_map[4]= {
    MB_TYPE_DIRECT2 | MB_TYPE_L0L1,
    MB_TYPE_L0L1 | MB_TYPE_16x16,
    MB_TYPE_L1 | MB_TYPE_16x16,
    MB_TYPE_L0 | MB_TYPE_16x16,
};

#define VOS_STARTCODE        0x1B0
#define USER_DATA_STARTCODE  0x1B2
#define GOP_STARTCODE        0x1B3
#define VISUAL_OBJ_STARTCODE 0x1B5
#define VOP_STARTCODE        0x1B6

/* dc encoding for mpeg4 */
const uint8_t DCtab_lum[13][2] =
{
    {3,3}, {3,2}, {2,2}, {2,3}, {1,3}, {1,4}, {1,5}, {1,6}, {1,7},
    {1,8}, {1,9}, {1,10}, {1,11},
}; 

const uint8_t DCtab_chrom[13][2] =
{
    {3,2}, {2,2}, {1,2}, {1,3}, {1,4}, {1,5}, {1,6}, {1,7}, {1,8},
    {1,9}, {1,10}, {1,11}, {1,12},
}; 

const uint16_t intra_vlc[103][2] = {
{ 0x2, 2 },
{ 0x6, 3 },{ 0xf, 4 },{ 0xd, 5 },{ 0xc, 5 },
{ 0x15, 6 },{ 0x13, 6 },{ 0x12, 6 },{ 0x17, 7 },
{ 0x1f, 8 },{ 0x1e, 8 },{ 0x1d, 8 },{ 0x25, 9 },
{ 0x24, 9 },{ 0x23, 9 },{ 0x21, 9 },{ 0x21, 10 },
{ 0x20, 10 },{ 0xf, 10 },{ 0xe, 10 },{ 0x7, 11 },
{ 0x6, 11 },{ 0x20, 11 },{ 0x21, 11 },{ 0x50, 12 },
{ 0x51, 12 },{ 0x52, 12 },{ 0xe, 4 },{ 0x14, 6 },
{ 0x16, 7 },{ 0x1c, 8 },{ 0x20, 9 },{ 0x1f, 9 },
{ 0xd, 10 },{ 0x22, 11 },{ 0x53, 12 },{ 0x55, 12 },
{ 0xb, 5 },{ 0x15, 7 },{ 0x1e, 9 },{ 0xc, 10 },
{ 0x56, 12 },{ 0x11, 6 },{ 0x1b, 8 },{ 0x1d, 9 },
{ 0xb, 10 },{ 0x10, 6 },{ 0x22, 9 },{ 0xa, 10 },
{ 0xd, 6 },{ 0x1c, 9 },{ 0x8, 10 },{ 0x12, 7 },
{ 0x1b, 9 },{ 0x54, 12 },{ 0x14, 7 },{ 0x1a, 9 },
{ 0x57, 12 },{ 0x19, 8 },{ 0x9, 10 },{ 0x18, 8 },
{ 0x23, 11 },{ 0x17, 8 },{ 0x19, 9 },{ 0x18, 9 },
{ 0x7, 10 },{ 0x58, 12 },{ 0x7, 4 },{ 0xc, 6 },
{ 0x16, 8 },{ 0x17, 9 },{ 0x6, 10 },{ 0x5, 11 },
{ 0x4, 11 },{ 0x59, 12 },{ 0xf, 6 },{ 0x16, 9 },
{ 0x5, 10 },{ 0xe, 6 },{ 0x4, 10 },{ 0x11, 7 },
{ 0x24, 11 },{ 0x10, 7 },{ 0x25, 11 },{ 0x13, 7 },
{ 0x5a, 12 },{ 0x15, 8 },{ 0x5b, 12 },{ 0x14, 8 },
{ 0x13, 8 },{ 0x1a, 8 },{ 0x15, 9 },{ 0x14, 9 },
{ 0x13, 9 },{ 0x12, 9 },{ 0x11, 9 },{ 0x26, 11 },
{ 0x27, 11 },{ 0x5c, 12 },{ 0x5d, 12 },{ 0x5e, 12 },
{ 0x5f, 12 },{ 0x3, 7 },
};

const int8_t intra_level[102] = {
  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,  1,  2,  3,  4,  5,
  6,  7,  8,  9, 10,  1,  2,  3,
  4,  5,  1,  2,  3,  4,  1,  2,
  3,  1,  2,  3,  1,  2,  3,  1,
  2,  3,  1,  2,  1,  2,  1,  1,
  1,  1,  1,  1,  2,  3,  4,  5,
  6,  7,  8,  1,  2,  3,  1,  2,
  1,  2,  1,  2,  1,  2,  1,  2,
  1,  1,  1,  1,  1,  1,  1,  1,
  1,  1,  1,  1,  1,  1,
};

const int8_t intra_run[102] = {
  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,  0,  0,  1,  1,  1,  1,  1,
  1,  1,  1,  1,  1,  2,  2,  2,
  2,  2,  3,  3,  3,  3,  4,  4,
  4,  5,  5,  5,  6,  6,  6,  7,
  7,  7,  8,  8,  9,  9, 10, 11,
 12, 13, 14,  0,  0,  0,  0,  0,
  0,  0,  0,  1,  1,  1,  2,  2,
  3,  3,  4,  4,  5,  5,  6,  6,
  7,  8,  9, 10, 11, 12, 13, 14,
 15, 16, 17, 18, 19, 20,
};

static RLTable rl_intra = {
    102,
    67,
    intra_vlc,
    intra_run,
    intra_level,
};

static const uint16_t inter_rvlc[170][2]={ //note this is identical to the intra rvlc except that its reordered
{0x0006,  3},{0x0001,  4},{0x0004,  5},{0x001C,  7},
{0x003C,  8},{0x003D,  8},{0x007C,  9},{0x00FC, 10},
{0x00FD, 10},{0x01FC, 11},{0x01FD, 11},{0x03FC, 12},
{0x07FC, 13},{0x07FD, 13},{0x0BFC, 13},{0x0BFD, 13},
{0x0FFC, 14},{0x0FFD, 14},{0x1FFC, 15},{0x0007,  3},
{0x000C,  6},{0x005C,  8},{0x007D,  9},{0x017C, 10},
{0x02FC, 11},{0x03FD, 12},{0x0DFC, 13},{0x17FC, 14},
{0x17FD, 14},{0x000A,  4},{0x001D,  7},{0x00BC,  9},
{0x02FD, 11},{0x05FC, 12},{0x1BFC, 14},{0x1BFD, 14},
{0x0005,  5},{0x005D,  8},{0x017D, 10},{0x05FD, 12},
{0x0DFD, 13},{0x1DFC, 14},{0x1FFD, 15},{0x0008,  5},
{0x006C,  8},{0x037C, 11},{0x0EFC, 13},{0x2FFC, 15},
{0x0009,  5},{0x00BD,  9},{0x037D, 11},{0x0EFD, 13},
{0x000D,  6},{0x01BC, 10},{0x06FC, 12},{0x1DFD, 14},
{0x0014,  6},{0x01BD, 10},{0x06FD, 12},{0x2FFD, 15},
{0x0015,  6},{0x01DC, 10},{0x0F7C, 13},{0x002C,  7},
{0x01DD, 10},{0x1EFC, 14},{0x002D,  7},{0x03BC, 11},
{0x0034,  7},{0x077C, 12},{0x006D,  8},{0x0F7D, 13},
{0x0074,  8},{0x1EFD, 14},{0x0075,  8},{0x1F7C, 14},
{0x00DC,  9},{0x1F7D, 14},{0x00DD,  9},{0x1FBC, 14},
{0x00EC,  9},{0x37FC, 15},{0x01EC, 10},{0x01ED, 10},
{0x01F4, 10},{0x03BD, 11},{0x03DC, 11},{0x03DD, 11},
{0x03EC, 11},{0x03ED, 11},{0x03F4, 11},{0x077D, 12},
{0x07BC, 12},{0x07BD, 12},{0x0FBC, 13},{0x0FBD, 13},
{0x0FDC, 13},{0x0FDD, 13},{0x1FBD, 14},{0x1FDC, 14},
{0x1FDD, 14},{0x37FD, 15},{0x3BFC, 15},
{0x000B,  4},{0x0078,  8},{0x03F5, 11},{0x0FEC, 13},
{0x1FEC, 14},{0x0012,  5},{0x00ED,  9},{0x07DC, 12},
{0x1FED, 14},{0x3BFD, 15},{0x0013,  5},{0x03F8, 11},
{0x3DFC, 15},{0x0018,  6},{0x07DD, 12},{0x0019,  6},
{0x07EC, 12},{0x0022,  6},{0x0FED, 13},{0x0023,  6},
{0x0FF4, 13},{0x0035,  7},{0x0FF5, 13},{0x0038,  7},
{0x0FF8, 13},{0x0039,  7},{0x0FF9, 13},{0x0042,  7},
{0x1FF4, 14},{0x0043,  7},{0x1FF5, 14},{0x0079,  8},
{0x1FF8, 14},{0x0082,  8},{0x3DFD, 15},{0x0083,  8},
{0x00F4,  9},{0x00F5,  9},{0x00F8,  9},{0x00F9,  9},
{0x0102,  9},{0x0103,  9},{0x01F5, 10},{0x01F8, 10},
{0x01F9, 10},{0x0202, 10},{0x0203, 10},{0x03F9, 11},
{0x0402, 11},{0x0403, 11},{0x07ED, 12},{0x07F4, 12},
{0x07F5, 12},{0x07F8, 12},{0x07F9, 12},{0x0802, 12},
{0x0803, 12},{0x1002, 13},{0x1003, 13},{0x1FF9, 14},
{0x2002, 14},{0x2003, 14},{0x3EFC, 15},{0x3EFD, 15},
{0x3F7C, 15},{0x3F7D, 15},{0x0000, 4}
};

static const uint8_t inter_rvlc_run[169]={
 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,  1,  1,  1,  2,  2,  2, 
 2,  2,  2,  2,  3,  3,  3,  3, 
 3,  3,  3,  4,  4,  4,  4,  4, 
 5,  5,  5,  5,  6,  6,  6,  6, 
 7,  7,  7,  7,  8,  8,  8,  9, 
 9,  9, 10, 10, 11, 11, 12, 12, 
13, 13, 14, 14, 15, 15, 16, 16, 
17, 17, 18, 19, 20, 21, 22, 23, 
24, 25, 26, 27, 28, 29, 30, 31, 
32, 33, 34, 35, 36, 37, 38, 
 0,  0,  0,  0,  0,  1,  1,  1, 
 1,  1,  2,  2,  2,  3,  3,  4, 
 4,  5,  5,  6,  6,  7,  7,  8, 
 8,  9,  9, 10, 10, 11, 11, 12, 
12, 13, 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, 41, 42, 
43, 44,  
};

static const uint8_t inter_rvlc_level[169]={
 1,  2,  3,  4,  5,  6,  7,  8, 
 9, 10, 11, 12, 13, 14, 15, 16, 
17, 18, 19,  1,  2,  3,  4,  5, 
 6,  7,  8,  9, 10,  1,  2,  3, 
 4,  5,  6,  7,  1,  2,  3,  4, 
 5,  6,  7,  1,  2,  3,  4,  5, 
 1,  2,  3,  4,  1,  2,  3,  4, 
 1,  2,  3,  4,  1,  2,  3,  1, 
 2,  3,  1,  2,  1,  2,  1,  2, 
 1,  2,  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,  1,  1,  1,  1, 
 1,  2,  3,  4,  5,  1,  2,  3, 
 4,  5,  1,  2,  3,  1,  2,  1, 
 2,  1,  2,  1,  2,  1,  2,  1, 
 2,  1,  2,  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,  1,  1,  1,  1, 
 1,  1,  1,  1,  1,  1,  1,  1, 
 1,  1, 
};

static RLTable rvlc_rl_inter = {
    169,
    103,
    inter_rvlc,
    inter_rvlc_run,
    inter_rvlc_level,
};

static const uint16_t intra_rvlc[170][2]={
{0x0006,  3},{0x0007,  3},{0x000A,  4},{0x0009,  5},
{0x0014,  6},{0x0015,  6},{0x0034,  7},{0x0074,  8},
{0x0075,  8},{0x00DD,  9},{0x00EC,  9},{0x01EC, 10},
{0x01ED, 10},{0x01F4, 10},{0x03EC, 11},{0x03ED, 11},
{0x03F4, 11},{0x077D, 12},{0x07BC, 12},{0x0FBD, 13},
{0x0FDC, 13},{0x07BD, 12},{0x0FDD, 13},{0x1FBD, 14},
{0x1FDC, 14},{0x1FDD, 14},{0x1FFC, 15},{0x0001,  4},
{0x0008,  5},{0x002D,  7},{0x006C,  8},{0x006D,  8},
{0x00DC,  9},{0x01DD, 10},{0x03DC, 11},{0x03DD, 11},
{0x077C, 12},{0x0FBC, 13},{0x1F7D, 14},{0x1FBC, 14},
{0x0004,  5},{0x002C,  7},{0x00BC,  9},{0x01DC, 10},
{0x03BC, 11},{0x03BD, 11},{0x0EFD, 13},{0x0F7C, 13},
{0x0F7D, 13},{0x1EFD, 14},{0x1F7C, 14},{0x0005,  5},
{0x005C,  8},{0x00BD,  9},{0x037D, 11},{0x06FC, 12},
{0x0EFC, 13},{0x1DFD, 14},{0x1EFC, 14},{0x1FFD, 15},
{0x000C,  6},{0x005D,  8},{0x01BD, 10},{0x03FD, 12},
{0x06FD, 12},{0x1BFD, 14},{0x000D,  6},{0x007D,  9},
{0x02FC, 11},{0x05FC, 12},{0x1BFC, 14},{0x1DFC, 14},
{0x001C,  7},{0x017C, 10},{0x02FD, 11},{0x05FD, 12},
{0x2FFC, 15},{0x001D,  7},{0x017D, 10},{0x037C, 11},
{0x0DFD, 13},{0x2FFD, 15},{0x003C,  8},{0x01BC, 10},
{0x0BFD, 13},{0x17FD, 14},{0x003D,  8},{0x01FD, 11},
{0x0DFC, 13},{0x37FC, 15},{0x007C,  9},{0x03FC, 12},
{0x00FC, 10},{0x0BFC, 13},{0x00FD, 10},{0x37FD, 15},
{0x01FC, 11},{0x07FC, 13},{0x07FD, 13},{0x0FFC, 14},
{0x0FFD, 14},{0x17FC, 14},{0x3BFC, 15},
{0x000B,  4},{0x0078,  8},{0x03F5, 11},{0x0FEC, 13},
{0x1FEC, 14},{0x0012,  5},{0x00ED,  9},{0x07DC, 12},
{0x1FED, 14},{0x3BFD, 15},{0x0013,  5},{0x03F8, 11},
{0x3DFC, 15},{0x0018,  6},{0x07DD, 12},{0x0019,  6},
{0x07EC, 12},{0x0022,  6},{0x0FED, 13},{0x0023,  6},
{0x0FF4, 13},{0x0035,  7},{0x0FF5, 13},{0x0038,  7},
{0x0FF8, 13},{0x0039,  7},{0x0FF9, 13},{0x0042,  7},
{0x1FF4, 14},{0x0043,  7},{0x1FF5, 14},{0x0079,  8},
{0x1FF8, 14},{0x0082,  8},{0x3DFD, 15},{0x0083,  8},
{0x00F4,  9},{0x00F5,  9},{0x00F8,  9},{0x00F9,  9},
{0x0102,  9},{0x0103,  9},{0x01F5, 10},{0x01F8, 10},
{0x01F9, 10},{0x0202, 10},{0x0203, 10},{0x03F9, 11},
{0x0402, 11},{0x0403, 11},{0x07ED, 12},{0x07F4, 12},
{0x07F5, 12},{0x07F8, 12},{0x07F9, 12},{0x0802, 12},
{0x0803, 12},{0x1002, 13},{0x1003, 13},{0x1FF9, 14},
{0x2002, 14},{0x2003, 14},{0x3EFC, 15},{0x3EFD, 15},
{0x3F7C, 15},{0x3F7D, 15},{0x0000,  4}
};

static const uint8_t intra_rvlc_run[169]={
 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,  0,  0,  1,  1,  1,  1,  1, 
 1,  1,  1,  1,  1,  1,  1,  1, 
 2,  2,  2,  2,  2,  2,  2,  2, 
 2,  2,  2,  3,  3,  3,  3,  3, 
 3,  3,  3,  3,  4,  4,  4,  4, 
 4,  4,  5,  5,  5,  5,  5,  5, 
 6,  6,  6,  6,  6,  7,  7,  7, 
 7,  7,  8,  8,  8,  8,  9,  9, 
 9,  9, 10, 10, 11, 11, 12, 12, 
13, 14, 15, 16, 17, 18, 19, 
 0,  0,  0,  0,  0,  1,  1,  1, 
 1,  1,  2,  2,  2,  3,  3,  4, 
 4,  5,  5,  6,  6,  7,  7,  8, 
 8,  9,  9, 10, 10, 11, 11, 12, 
12, 13, 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, 41, 42, 
43, 44, 
};

static const uint8_t intra_rvlc_level[169]={
 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,  1,  2,  3,  4,  5, 
 6,  7,  8,  9, 10, 11, 12, 13, 
 1,  2,  3,  4,  5,  6,  7,  8, 
 9, 10, 11,  1,  2,  3,  4,  5, 
 6,  7,  8,  9,  1,  2,  3,  4, 
 5,  6,  1,  2,  3,  4,  5,  6, 
 1,  2,  3,  4,  5,  1,  2,  3, 
 4,  5,  1,  2,  3,  4,  1,  2, 
 3,  4,  1,  2,  1,  2,  1,  2, 
 1,  1,  1,  1,  1,  1,  1,  
 1,  2,  3,  4,  5,  1,  2,  3, 
 4,  5,  1,  2,  3,  1,  2,  1, 
 2,  1,  2,  1,  2,  1,  2,  1, 
 2,  1,  2,  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,  1,  1,  1,  1, 
 1,  1,  1,  1,  1,  1,  1,  1, 
 1,  1, 
};

static RLTable rvlc_rl_intra = {
    169,
    103,
    intra_rvlc,
    intra_rvlc_run,
    intra_rvlc_level,
};

static const uint16_t sprite_trajectory_tab[15][2] = {
 {0x00, 2}, {0x02, 3},  {0x03, 3},  {0x04, 3}, {0x05, 3}, {0x06, 3},
 {0x0E, 4}, {0x1E, 5},  {0x3E, 6},  {0x7E, 7}, {0xFE, 8}, 
 {0x1FE, 9},{0x3FE, 10},{0x7FE, 11},{0xFFE, 12},
};

static const uint8_t mb_type_b_tab[4][2] = {
 {1, 1}, {1, 2}, {1, 3}, {1, 4},
};

static const AVRational pixel_aspect[16]={
 {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},
};

/* these matrixes will be permuted for the idct */
const int16_t ff_mpeg4_default_intra_matrix[64] = {
  8, 17, 18, 19, 21, 23, 25, 27,
 17, 18, 19, 21, 23, 25, 27, 28,
 20, 21, 22, 23, 24, 26, 28, 30,
 21, 22, 23, 24, 26, 28, 30, 32,
 22, 23, 24, 26, 28, 30, 32, 35,
 23, 24, 26, 28, 30, 32, 35, 38,
 25, 26, 28, 30, 32, 35, 38, 41,
 27, 28, 30, 32, 35, 38, 41, 45, 
};

const int16_t ff_mpeg4_default_non_intra_matrix[64] = {
 16, 17, 18, 19, 20, 21, 22, 23,
 17, 18, 19, 20, 21, 22, 23, 24,
 18, 19, 20, 21, 22, 23, 24, 25,
 19, 20, 21, 22, 23, 24, 26, 27,
 20, 21, 22, 23, 25, 26, 27, 28,
 21, 22, 23, 24, 26, 27, 28, 30,
 22, 23, 24, 26, 27, 28, 30, 31,
 23, 24, 25, 27, 28, 30, 31, 33,
};

uint8_t ff_mpeg4_y_dc_scale_table[32]={
//  0  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
    0, 8, 8, 8, 8,10,12,14,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,34,36,38,40,42,44,46
};
uint8_t ff_mpeg4_c_dc_scale_table[32]={
//  0  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
    0, 8, 8, 8, 8, 9, 9,10,10,11,11,12,12,13,13,14,14,15,15,16,16,17,17,18,18,19,20,21,22,23,24,25
};

const uint16_t ff_mpeg4_resync_prefix[8]={
    0x7F00, 0x7E00, 0x7C00, 0x7800, 0x7000, 0x6000, 0x4000, 0x0000
};

static const uint8_t mpeg4_dc_threshold[8]={
    99, 13, 15, 17, 19, 21, 23, 0
};
Commit	Line	Data
983e3246 MN	1	/**
	2	* @file mpeg4data.h
	3	* mpeg4 tables.
	4	*/
	5
cc9ba006 MN	6	// shapes
	7	#define RECT_SHAPE 0
	8	#define BIN_SHAPE 1
	9	#define BIN_ONLY_SHAPE 2
	10	#define GRAY_SHAPE 3
	11
f8af5cb5 MN	12	#define SIMPLE_VO_TYPE 1
	13	#define CORE_VO_TYPE 3
	14	#define MAIN_VO_TYPE 4
	15	#define NBIT_VO_TYPE 5
	16	#define ARTS_VO_TYPE 10
	17	#define ACE_VO_TYPE 12
	18	#define ADV_SIMPLE_VO_TYPE 17
1ff662cc	19
cc9ba006	20	// aspect_ratio_info
1e209222	21	#define EXTENDED_PAR 15
cc9ba006 MN	22
	23	//vol_sprite_usage / sprite_enable
	24	#define STATIC_SPRITE 1
	25	#define GMC_SPRITE 2
de6d9b64	26
5bb6fbb3 MN	27	#define MOTION_MARKER 0x1F001
	28	#define DC_MARKER 0x6B001
	29
4b0e52f6	30	static const int mb_type_b_map[4]= {
7bc9090a MN	31	MB_TYPE_DIRECT2 \| MB_TYPE_L0L1,
	32	MB_TYPE_L0L1 \| MB_TYPE_16x16,
	33	MB_TYPE_L1 \| MB_TYPE_16x16,
	34	MB_TYPE_L0 \| MB_TYPE_16x16,
	35	};
5bb6fbb3	36
41773b73 MN	37	#define VOS_STARTCODE 0x1B0
	38	#define USER_DATA_STARTCODE 0x1B2
	39	#define GOP_STARTCODE 0x1B3
	40	#define VISUAL_OBJ_STARTCODE 0x1B5
	41	#define VOP_STARTCODE 0x1B6
	42
de6d9b64	43	/* dc encoding for mpeg4 */
0c1a9eda	44	const uint8_t DCtab_lum[13][2] =
de6d9b64 FB	45	{
	46	{3,3}, {3,2}, {2,2}, {2,3}, {1,3}, {1,4}, {1,5}, {1,6}, {1,7},
	47	{1,8}, {1,9}, {1,10}, {1,11},
	48	};
	49
0c1a9eda	50	const uint8_t DCtab_chrom[13][2] =
de6d9b64 FB	51	{
	52	{3,2}, {2,2}, {1,2}, {1,3}, {1,4}, {1,5}, {1,6}, {1,7}, {1,8},
	53	{1,9}, {1,10}, {1,11}, {1,12},
	54	};
	55
0c1a9eda	56	const uint16_t intra_vlc[103][2] = {
de6d9b64 FB	57	{ 0x2, 2 },
	58	{ 0x6, 3 },{ 0xf, 4 },{ 0xd, 5 },{ 0xc, 5 },
	59	{ 0x15, 6 },{ 0x13, 6 },{ 0x12, 6 },{ 0x17, 7 },
	60	{ 0x1f, 8 },{ 0x1e, 8 },{ 0x1d, 8 },{ 0x25, 9 },
	61	{ 0x24, 9 },{ 0x23, 9 },{ 0x21, 9 },{ 0x21, 10 },
	62	{ 0x20, 10 },{ 0xf, 10 },{ 0xe, 10 },{ 0x7, 11 },
	63	{ 0x6, 11 },{ 0x20, 11 },{ 0x21, 11 },{ 0x50, 12 },
	64	{ 0x51, 12 },{ 0x52, 12 },{ 0xe, 4 },{ 0x14, 6 },
	65	{ 0x16, 7 },{ 0x1c, 8 },{ 0x20, 9 },{ 0x1f, 9 },
	66	{ 0xd, 10 },{ 0x22, 11 },{ 0x53, 12 },{ 0x55, 12 },
	67	{ 0xb, 5 },{ 0x15, 7 },{ 0x1e, 9 },{ 0xc, 10 },
	68	{ 0x56, 12 },{ 0x11, 6 },{ 0x1b, 8 },{ 0x1d, 9 },
	69	{ 0xb, 10 },{ 0x10, 6 },{ 0x22, 9 },{ 0xa, 10 },
	70	{ 0xd, 6 },{ 0x1c, 9 },{ 0x8, 10 },{ 0x12, 7 },
	71	{ 0x1b, 9 },{ 0x54, 12 },{ 0x14, 7 },{ 0x1a, 9 },
	72	{ 0x57, 12 },{ 0x19, 8 },{ 0x9, 10 },{ 0x18, 8 },
	73	{ 0x23, 11 },{ 0x17, 8 },{ 0x19, 9 },{ 0x18, 9 },
	74	{ 0x7, 10 },{ 0x58, 12 },{ 0x7, 4 },{ 0xc, 6 },
	75	{ 0x16, 8 },{ 0x17, 9 },{ 0x6, 10 },{ 0x5, 11 },
	76	{ 0x4, 11 },{ 0x59, 12 },{ 0xf, 6 },{ 0x16, 9 },
	77	{ 0x5, 10 },{ 0xe, 6 },{ 0x4, 10 },{ 0x11, 7 },
	78	{ 0x24, 11 },{ 0x10, 7 },{ 0x25, 11 },{ 0x13, 7 },
	79	{ 0x5a, 12 },{ 0x15, 8 },{ 0x5b, 12 },{ 0x14, 8 },
	80	{ 0x13, 8 },{ 0x1a, 8 },{ 0x15, 9 },{ 0x14, 9 },
	81	{ 0x13, 9 },{ 0x12, 9 },{ 0x11, 9 },{ 0x26, 11 },
	82	{ 0x27, 11 },{ 0x5c, 12 },{ 0x5d, 12 },{ 0x5e, 12 },
	83	{ 0x5f, 12 },{ 0x3, 7 },
	84	};
	85
0c1a9eda	86	const int8_t intra_level[102] = {
de6d9b64 FB	87	1, 2, 3, 4, 5, 6, 7, 8,
	88	9, 10, 11, 12, 13, 14, 15, 16,
	89	17, 18, 19, 20, 21, 22, 23, 24,
	90	25, 26, 27, 1, 2, 3, 4, 5,
	91	6, 7, 8, 9, 10, 1, 2, 3,
	92	4, 5, 1, 2, 3, 4, 1, 2,
	93	3, 1, 2, 3, 1, 2, 3, 1,
	94	2, 3, 1, 2, 1, 2, 1, 1,
	95	1, 1, 1, 1, 2, 3, 4, 5,
	96	6, 7, 8, 1, 2, 3, 1, 2,
	97	1, 2, 1, 2, 1, 2, 1, 2,
	98	1, 1, 1, 1, 1, 1, 1, 1,
	99	1, 1, 1, 1, 1, 1,
	100	};
	101
0c1a9eda	102	const int8_t intra_run[102] = {
de6d9b64 FB	103	0, 0, 0, 0, 0, 0, 0, 0,
	104	0, 0, 0, 0, 0, 0, 0, 0,
	105	0, 0, 0, 0, 0, 0, 0, 0,
	106	0, 0, 0, 1, 1, 1, 1, 1,
	107	1, 1, 1, 1, 1, 2, 2, 2,
	108	2, 2, 3, 3, 3, 3, 4, 4,
	109	4, 5, 5, 5, 6, 6, 6, 7,
	110	7, 7, 8, 8, 9, 9, 10, 11,
	111	12, 13, 14, 0, 0, 0, 0, 0,
	112	0, 0, 0, 1, 1, 1, 2, 2,
	113	3, 3, 4, 4, 5, 5, 6, 6,
	114	7, 8, 9, 10, 11, 12, 13, 14,
	115	15, 16, 17, 18, 19, 20,
	116	};
	117
	118	static RLTable rl_intra = {
	119	102,
	120	67,
	121	intra_vlc,
	122	intra_run,
	123	intra_level,
	124	};
73c8e514	125
a4e8b587 MN	126	static const uint16_t inter_rvlc[170][2]={ //note this is identical to the intra rvlc except that its reordered
	127	{0x0006, 3},{0x0001, 4},{0x0004, 5},{0x001C, 7},
	128	{0x003C, 8},{0x003D, 8},{0x007C, 9},{0x00FC, 10},
	129	{0x00FD, 10},{0x01FC, 11},{0x01FD, 11},{0x03FC, 12},
	130	{0x07FC, 13},{0x07FD, 13},{0x0BFC, 13},{0x0BFD, 13},
	131	{0x0FFC, 14},{0x0FFD, 14},{0x1FFC, 15},{0x0007, 3},
	132	{0x000C, 6},{0x005C, 8},{0x007D, 9},{0x017C, 10},
	133	{0x02FC, 11},{0x03FD, 12},{0x0DFC, 13},{0x17FC, 14},
	134	{0x17FD, 14},{0x000A, 4},{0x001D, 7},{0x00BC, 9},
	135	{0x02FD, 11},{0x05FC, 12},{0x1BFC, 14},{0x1BFD, 14},
	136	{0x0005, 5},{0x005D, 8},{0x017D, 10},{0x05FD, 12},
	137	{0x0DFD, 13},{0x1DFC, 14},{0x1FFD, 15},{0x0008, 5},
	138	{0x006C, 8},{0x037C, 11},{0x0EFC, 13},{0x2FFC, 15},
	139	{0x0009, 5},{0x00BD, 9},{0x037D, 11},{0x0EFD, 13},
	140	{0x000D, 6},{0x01BC, 10},{0x06FC, 12},{0x1DFD, 14},
	141	{0x0014, 6},{0x01BD, 10},{0x06FD, 12},{0x2FFD, 15},
	142	{0x0015, 6},{0x01DC, 10},{0x0F7C, 13},{0x002C, 7},
	143	{0x01DD, 10},{0x1EFC, 14},{0x002D, 7},{0x03BC, 11},
	144	{0x0034, 7},{0x077C, 12},{0x006D, 8},{0x0F7D, 13},
	145	{0x0074, 8},{0x1EFD, 14},{0x0075, 8},{0x1F7C, 14},
	146	{0x00DC, 9},{0x1F7D, 14},{0x00DD, 9},{0x1FBC, 14},
	147	{0x00EC, 9},{0x37FC, 15},{0x01EC, 10},{0x01ED, 10},
	148	{0x01F4, 10},{0x03BD, 11},{0x03DC, 11},{0x03DD, 11},
	149	{0x03EC, 11},{0x03ED, 11},{0x03F4, 11},{0x077D, 12},
	150	{0x07BC, 12},{0x07BD, 12},{0x0FBC, 13},{0x0FBD, 13},
	151	{0x0FDC, 13},{0x0FDD, 13},{0x1FBD, 14},{0x1FDC, 14},
	152	{0x1FDD, 14},{0x37FD, 15},{0x3BFC, 15},
	153	{0x000B, 4},{0x0078, 8},{0x03F5, 11},{0x0FEC, 13},
	154	{0x1FEC, 14},{0x0012, 5},{0x00ED, 9},{0x07DC, 12},
	155	{0x1FED, 14},{0x3BFD, 15},{0x0013, 5},{0x03F8, 11},
	156	{0x3DFC, 15},{0x0018, 6},{0x07DD, 12},{0x0019, 6},
	157	{0x07EC, 12},{0x0022, 6},{0x0FED, 13},{0x0023, 6},
	158	{0x0FF4, 13},{0x0035, 7},{0x0FF5, 13},{0x0038, 7},
	159	{0x0FF8, 13},{0x0039, 7},{0x0FF9, 13},{0x0042, 7},
	160	{0x1FF4, 14},{0x0043, 7},{0x1FF5, 14},{0x0079, 8},
	161	{0x1FF8, 14},{0x0082, 8},{0x3DFD, 15},{0x0083, 8},
	162	{0x00F4, 9},{0x00F5, 9},{0x00F8, 9},{0x00F9, 9},
	163	{0x0102, 9},{0x0103, 9},{0x01F5, 10},{0x01F8, 10},
	164	{0x01F9, 10},{0x0202, 10},{0x0203, 10},{0x03F9, 11},
	165	{0x0402, 11},{0x0403, 11},{0x07ED, 12},{0x07F4, 12},
	166	{0x07F5, 12},{0x07F8, 12},{0x07F9, 12},{0x0802, 12},
	167	{0x0803, 12},{0x1002, 13},{0x1003, 13},{0x1FF9, 14},
	168	{0x2002, 14},{0x2003, 14},{0x3EFC, 15},{0x3EFD, 15},
	169	{0x3F7C, 15},{0x3F7D, 15},{0x0000, 4}
	170	};
	171
	172	static const uint8_t inter_rvlc_run[169]={
	173	0, 0, 0, 0, 0, 0, 0, 0,
	174	0, 0, 0, 0, 0, 0, 0, 0,
	175	0, 0, 0, 1, 1, 1, 1, 1,
	176	1, 1, 1, 1, 1, 2, 2, 2,
	177	2, 2, 2, 2, 3, 3, 3, 3,
	178	3, 3, 3, 4, 4, 4, 4, 4,
	179	5, 5, 5, 5, 6, 6, 6, 6,
	180	7, 7, 7, 7, 8, 8, 8, 9,
	181	9, 9, 10, 10, 11, 11, 12, 12,
	182	13, 13, 14, 14, 15, 15, 16, 16,
	183	17, 17, 18, 19, 20, 21, 22, 23,
	184	24, 25, 26, 27, 28, 29, 30, 31,
	185	32, 33, 34, 35, 36, 37, 38,
	186	0, 0, 0, 0, 0, 1, 1, 1,
	187	1, 1, 2, 2, 2, 3, 3, 4,
	188	4, 5, 5, 6, 6, 7, 7, 8,
	189	8, 9, 9, 10, 10, 11, 11, 12,
190	12, 13, 13, 14, 15, 16, 17, 18,
191	19, 20, 21, 22, 23, 24, 25, 26,
192	27, 28, 29, 30, 31, 32, 33, 34,
193	35, 36, 37, 38, 39, 40, 41, 42,
194	43, 44,
195	};
196
197	static const uint8_t inter_rvlc_level[169]={
198	1, 2, 3, 4, 5, 6, 7, 8,
199	9, 10, 11, 12, 13, 14, 15, 16,
200	17, 18, 19, 1, 2, 3, 4, 5,
201	6, 7, 8, 9, 10, 1, 2, 3,
202	4, 5, 6, 7, 1, 2, 3, 4,
203	5, 6, 7, 1, 2, 3, 4, 5,
204	1, 2, 3, 4, 1, 2, 3, 4,
205	1, 2, 3, 4, 1, 2, 3, 1,
206	2, 3, 1, 2, 1, 2, 1, 2,
207	1, 2, 1, 2, 1, 2, 1, 2,
208	1, 2, 1, 1, 1, 1, 1, 1,
209	1, 1, 1, 1, 1, 1, 1, 1,
210	1, 1, 1, 1, 1, 1, 1,
211	1, 2, 3, 4, 5, 1, 2, 3,
212	4, 5, 1, 2, 3, 1, 2, 1,
213	2, 1, 2, 1, 2, 1, 2, 1,
214	2, 1, 2, 1, 2, 1, 2, 1,
215	2, 1, 2, 1, 1, 1, 1, 1,
216	1, 1, 1, 1, 1, 1, 1, 1,
217	1, 1, 1, 1, 1, 1, 1, 1,
218	1, 1, 1, 1, 1, 1, 1, 1,
219	1, 1,
220	};
221
222	static RLTable rvlc_rl_inter = {
223	169,
224	103,
225	inter_rvlc,
226	inter_rvlc_run,
227	inter_rvlc_level,
228	};
229
230	static const uint16_t intra_rvlc[170][2]={
231	{0x0006, 3},{0x0007, 3},{0x000A, 4},{0x0009, 5},
232	{0x0014, 6},{0x0015, 6},{0x0034, 7},{0x0074, 8},
233	{0x0075, 8},{0x00DD, 9},{0x00EC, 9},{0x01EC, 10},
234	{0x01ED, 10},{0x01F4, 10},{0x03EC, 11},{0x03ED, 11},
235	{0x03F4, 11},{0x077D, 12},{0x07BC, 12},{0x0FBD, 13},
236	{0x0FDC, 13},{0x07BD, 12},{0x0FDD, 13},{0x1FBD, 14},
237	{0x1FDC, 14},{0x1FDD, 14},{0x1FFC, 15},{0x0001, 4},
238	{0x0008, 5},{0x002D, 7},{0x006C, 8},{0x006D, 8},
239	{0x00DC, 9},{0x01DD, 10},{0x03DC, 11},{0x03DD, 11},
240	{0x077C, 12},{0x0FBC, 13},{0x1F7D, 14},{0x1FBC, 14},
241	{0x0004, 5},{0x002C, 7},{0x00BC, 9},{0x01DC, 10},
242	{0x03BC, 11},{0x03BD, 11},{0x0EFD, 13},{0x0F7C, 13},
243	{0x0F7D, 13},{0x1EFD, 14},{0x1F7C, 14},{0x0005, 5},
244	{0x005C, 8},{0x00BD, 9},{0x037D, 11},{0x06FC, 12},
245	{0x0EFC, 13},{0x1DFD, 14},{0x1EFC, 14},{0x1FFD, 15},
246	{0x000C, 6},{0x005D, 8},{0x01BD, 10},{0x03FD, 12},
247	{0x06FD, 12},{0x1BFD, 14},{0x000D, 6},{0x007D, 9},
248	{0x02FC, 11},{0x05FC, 12},{0x1BFC, 14},{0x1DFC, 14},
249	{0x001C, 7},{0x017C, 10},{0x02FD, 11},{0x05FD, 12},
250	{0x2FFC, 15},{0x001D, 7},{0x017D, 10},{0x037C, 11},
251	{0x0DFD, 13},{0x2FFD, 15},{0x003C, 8},{0x01BC, 10},
252	{0x0BFD, 13},{0x17FD, 14},{0x003D, 8},{0x01FD, 11},
253	{0x0DFC, 13},{0x37FC, 15},{0x007C, 9},{0x03FC, 12},
254	{0x00FC, 10},{0x0BFC, 13},{0x00FD, 10},{0x37FD, 15},
255	{0x01FC, 11},{0x07FC, 13},{0x07FD, 13},{0x0FFC, 14},
256	{0x0FFD, 14},{0x17FC, 14},{0x3BFC, 15},
257	{0x000B, 4},{0x0078, 8},{0x03F5, 11},{0x0FEC, 13},
258	{0x1FEC, 14},{0x0012, 5},{0x00ED, 9},{0x07DC, 12},
259	{0x1FED, 14},{0x3BFD, 15},{0x0013, 5},{0x03F8, 11},
260	{0x3DFC, 15},{0x0018, 6},{0x07DD, 12},{0x0019, 6},
261	{0x07EC, 12},{0x0022, 6},{0x0FED, 13},{0x0023, 6},
262	{0x0FF4, 13},{0x0035, 7},{0x0FF5, 13},{0x0038, 7},
263	{0x0FF8, 13},{0x0039, 7},{0x0FF9, 13},{0x0042, 7},
264	{0x1FF4, 14},{0x0043, 7},{0x1FF5, 14},{0x0079, 8},
265	{0x1FF8, 14},{0x0082, 8},{0x3DFD, 15},{0x0083, 8},
266	{0x00F4, 9},{0x00F5, 9},{0x00F8, 9},{0x00F9, 9},
267	{0x0102, 9},{0x0103, 9},{0x01F5, 10},{0x01F8, 10},
268	{0x01F9, 10},{0x0202, 10},{0x0203, 10},{0x03F9, 11},
269	{0x0402, 11},{0x0403, 11},{0x07ED, 12},{0x07F4, 12},
270	{0x07F5, 12},{0x07F8, 12},{0x07F9, 12},{0x0802, 12},
271	{0x0803, 12},{0x1002, 13},{0x1003, 13},{0x1FF9, 14},
272	{0x2002, 14},{0x2003, 14},{0x3EFC, 15},{0x3EFD, 15},
273	{0x3F7C, 15},{0x3F7D, 15},{0x0000, 4}
274	};
275
276	static const uint8_t intra_rvlc_run[169]={
277	0, 0, 0, 0, 0, 0, 0, 0,
278	0, 0, 0, 0, 0, 0, 0, 0,
279	0, 0, 0, 0, 0, 0, 0, 0,
280	0, 0, 0, 1, 1, 1, 1, 1,
281	1, 1, 1, 1, 1, 1, 1, 1,
282	2, 2, 2, 2, 2, 2, 2, 2,
283	2, 2, 2, 3, 3, 3, 3, 3,
284	3, 3, 3, 3, 4, 4, 4, 4,
285	4, 4, 5, 5, 5, 5, 5, 5,
286	6, 6, 6, 6, 6, 7, 7, 7,
287	7, 7, 8, 8, 8, 8, 9, 9,
288	9, 9, 10, 10, 11, 11, 12, 12,
289	13, 14, 15, 16, 17, 18, 19,
290	0, 0, 0, 0, 0, 1, 1, 1,
291	1, 1, 2, 2, 2, 3, 3, 4,
292	4, 5, 5, 6, 6, 7, 7, 8,
293	8, 9, 9, 10, 10, 11, 11, 12,
294	12, 13, 13, 14, 15, 16, 17, 18,
295	19, 20, 21, 22, 23, 24, 25, 26,
296	27, 28, 29, 30, 31, 32, 33, 34,
297	35, 36, 37, 38, 39, 40, 41, 42,
298	43, 44,
299	};
300
301	static const uint8_t intra_rvlc_level[169]={
302	1, 2, 3, 4, 5, 6, 7, 8,
303	9, 10, 11, 12, 13, 14, 15, 16,
304	17, 18, 19, 20, 21, 22, 23, 24,
305	25, 26, 27, 1, 2, 3, 4, 5,
306	6, 7, 8, 9, 10, 11, 12, 13,
307	1, 2, 3, 4, 5, 6, 7, 8,
308	9, 10, 11, 1, 2, 3, 4, 5,
309	6, 7, 8, 9, 1, 2, 3, 4,
310	5, 6, 1, 2, 3, 4, 5, 6,
311	1, 2, 3, 4, 5, 1, 2, 3,
312	4, 5, 1, 2, 3, 4, 1, 2,
313	3, 4, 1, 2, 1, 2, 1, 2,
314	1, 1, 1, 1, 1, 1, 1,
315	1, 2, 3, 4, 5, 1, 2, 3,
316	4, 5, 1, 2, 3, 1, 2, 1,
317	2, 1, 2, 1, 2, 1, 2, 1,
318	2, 1, 2, 1, 2, 1, 2, 1,
319	2, 1, 2, 1, 1, 1, 1, 1,
320	1, 1, 1, 1, 1, 1, 1, 1,
321	1, 1, 1, 1, 1, 1, 1, 1,
322	1, 1, 1, 1, 1, 1, 1, 1,
323	1, 1,
324	};
325
326	static RLTable rvlc_rl_intra = {
327	169,
328	103,
329	intra_rvlc,
330	intra_rvlc_run,
331	intra_rvlc_level,
332	};
333
0c1a9eda	334	static const uint16_t sprite_trajectory_tab[15][2] = {
73c8e514 MN	335	{0x00, 2}, {0x02, 3}, {0x03, 3}, {0x04, 3}, {0x05, 3}, {0x06, 3},
	336	{0x0E, 4}, {0x1E, 5}, {0x3E, 6}, {0x7E, 7}, {0xFE, 8},
	337	{0x1FE, 9},{0x3FE, 10},{0x7FE, 11},{0xFFE, 12},
	338	};
6f91bcd1	339
0c1a9eda	340	static const uint8_t mb_type_b_tab[4][2] = {
6f91bcd1 MN	341	{1, 1}, {1, 2}, {1, 3}, {1, 4},
6f91bcd1 MN	342	};
84afee34	343
5ff85f1d MN	344	static const AVRational pixel_aspect[16]={
5ff85f1d MN	345	{0, 1},
84afee34 MN	346	{1, 1},
	347	{12, 11},
	348	{10, 11},
	349	{16, 11},
	350	{40, 33},
5ff85f1d MN	351	{0, 1},
	352	{0, 1},
	353	{0, 1},
	354	{0, 1},
	355	{0, 1},
	356	{0, 1},
	357	{0, 1},
	358	{0, 1},
	359	{0, 1},
	360	{0, 1},
84afee34	361	};
3bf43d42 MN	362
3bf43d42 MN	363	/* these matrixes will be permuted for the idct */
0c1a9eda	364	const int16_t ff_mpeg4_default_intra_matrix[64] = {
3bf43d42 MN	365	8, 17, 18, 19, 21, 23, 25, 27,
	366	17, 18, 19, 21, 23, 25, 27, 28,
	367	20, 21, 22, 23, 24, 26, 28, 30,
	368	21, 22, 23, 24, 26, 28, 30, 32,
	369	22, 23, 24, 26, 28, 30, 32, 35,
	370	23, 24, 26, 28, 30, 32, 35, 38,
	371	25, 26, 28, 30, 32, 35, 38, 41,
	372	27, 28, 30, 32, 35, 38, 41, 45,
	373	};
	374
0c1a9eda	375	const int16_t ff_mpeg4_default_non_intra_matrix[64] = {
3bf43d42 MN	376	16, 17, 18, 19, 20, 21, 22, 23,
	377	17, 18, 19, 20, 21, 22, 23, 24,
	378	18, 19, 20, 21, 22, 23, 24, 25,
	379	19, 20, 21, 22, 23, 24, 26, 27,
	380	20, 21, 22, 23, 25, 26, 27, 28,
	381	21, 22, 23, 24, 26, 27, 28, 30,
	382	22, 23, 24, 26, 27, 28, 30, 31,
	383	23, 24, 25, 27, 28, 30, 31, 33,
	384	};
	385
0c1a9eda	386	uint8_t ff_mpeg4_y_dc_scale_table[32]={
8f8402e4 MN	387	// 0 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
	388	0, 8, 8, 8, 8,10,12,14,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,34,36,38,40,42,44,46
	389	};
0c1a9eda	390	uint8_t ff_mpeg4_c_dc_scale_table[32]={
8f8402e4 MN	391	// 0 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
	392	0, 8, 8, 8, 8, 9, 9,10,10,11,11,12,12,13,13,14,14,15,15,16,16,17,17,18,18,19,20,21,22,23,24,25
	393	};
	394
0c1a9eda	395	const uint16_t ff_mpeg4_resync_prefix[8]={
4d2858de MN	396	0x7F00, 0x7E00, 0x7C00, 0x7800, 0x7000, 0x6000, 0x4000, 0x0000
4d2858de MN	397	};
34790165 MN	398
	399	static const uint8_t mpeg4_dc_threshold[8]={
	400	99, 13, 15, 17, 19, 21, 23, 0
	401	};