FFmpeg
Variables
diractab.c File Reference
#include "diractab.h"

Go to the source code of this file.

Variables

const uint8_t ff_dirac_default_qmat [7][4][4]
 
const int32_t ff_dirac_qscale_tab [116]
 
const int32_t ff_dirac_qoffset_intra_tab [120]
 
const int ff_dirac_qoffset_inter_tab [122]
 

Variable Documentation

const uint8_t ff_dirac_default_qmat[7][4][4]
Initial value:
= {
{ { 5, 3, 3, 0}, { 0, 4, 4, 1}, { 0, 5, 5, 2}, { 0, 6, 6, 3} },
{ { 4, 2, 2, 0}, { 0, 4, 4, 2}, { 0, 5, 5, 3}, { 0, 7, 7, 5} },
{ { 5, 3, 3, 0}, { 0, 4, 4, 1}, { 0, 5, 5, 2}, { 0, 6, 6, 3} },
{ { 8, 4, 4, 0}, { 0, 4, 4, 0}, { 0, 4, 4, 0}, { 0, 4, 4, 0} },
{ { 8, 4, 4, 0}, { 0, 4, 4, 0}, { 0, 4, 4, 0}, { 0, 4, 4, 0} },
{ { 0, 4, 4, 8}, { 0, 8, 8, 12}, { 0, 13, 13, 17}, { 0, 17, 17, 21} },
{ { 3, 1, 1, 0}, { 0, 4, 4, 2}, { 0, 6, 6, 5}, { 0, 9, 9, 7} },
}

Definition at line 24 of file diractab.c.

Referenced by dirac_unpack_idwt_params(), and init_quant_matrix().

const int32_t ff_dirac_qscale_tab[116]
Initial value:
= {
4, 5, 6, 7, 8, 10, 11, 13,
16, 19, 23, 27, 32, 38, 45, 54,
64, 76, 91, 108, 128, 152, 181, 215,
256, 304, 362, 431, 512, 609, 724, 861,
1024, 1218, 1448, 1722, 2048, 2435, 2896, 3444,
4096, 4871, 5793, 6889, 8192, 9742, 11585, 13777,
16384, 19484, 23170, 27554, 32768, 38968, 46341, 55109,
65536, 77936, 92682, 110218, 131072, 155872, 185364, 220436,
262144, 311744, 370728, 440872, 524288, 623487, 741455, 881744,
1048576, 1246974, 1482910, 1763488, 2097152, 2493948, 2965821, 3526975,
4194304, 4987896, 5931642, 7053950, 8388608, 9975792, 11863283, 14107901,
16777216, 19951585, 23726566, 28215802, 33554432, 39903169, 47453133, 56431603,
67108864, 79806339, 94906266, 112863206, 134217728, 159612677, 189812531, 225726413,
268435456, 319225354, 379625062, 451452825, 536870912, 638450708, 759250125, 902905651,
1073741824,1276901417,1518500250,1805811301,
}

Definition at line 34 of file diractab.c.

Referenced by codeblock(), count_hq_slice(), decode_hq_slice(), decode_subband(), encode_subband(), and vc2_encode_init().

const int32_t ff_dirac_qoffset_intra_tab[120]
Initial value:
= {
1, 2, 3, 4, 4, 5, 6, 7,
8, 10, 12, 14, 16, 19, 23, 27,
32, 38, 46, 54, 64, 76, 91, 108,
128, 152, 181, 216, 256, 305, 362, 431,
512, 609, 724, 861, 1024, 1218, 1448, 1722,
2048, 2436, 2897, 3445, 4096, 4871, 5793, 6889,
8192, 9742, 11585, 13777, 16384, 19484, 23171, 27555,
32768, 38968, 46341, 55109, 65536, 77936, 92682, 110218,
131072, 155872, 185364, 220436, 262144, 311744, 370728, 440872,
524288, 623487, 741455, 881744, 1048576, 1246974, 1482911, 1763488,
2097152, 2493948, 2965821, 3526975, 4194304, 4987896, 5931642, 7053951,
8388608, 9975793, 11863283, 14107901, 16777216, 19951585, 23726567, 28215802,
33554432, 39903170, 47453133, 56431603, 67108864, 79806339, 94906266, 112863207,
134217728, 159612677, 189812531, 225726413, 268435456, 319225354, 379625063, 451452826,
536870912, 638450709, 759250125, 902905651,1073741824,1276901417,1518500250,1805811302,
}

Definition at line 53 of file diractab.c.

Referenced by codeblock(), decode_hq_slice(), and decode_subband().

const int ff_dirac_qoffset_inter_tab[122]
Initial value:
= {
1, 2, 2, 3, 3, 4, 4, 5,
6, 7, 9, 10, 12, 14, 17, 20,
24, 29, 34, 41, 48, 57, 68, 81,
96, 114, 136, 162, 192, 228, 272, 323,
384, 457, 543, 646, 768, 913, 1086, 1292,
1536, 1827, 2172, 2583, 3072, 3653, 4344, 5166,
6144, 7307, 8689, 10333, 12288, 14613, 17378, 20666,
24576, 29226, 34756, 41332, 49152, 58452, 69512, 82664,
98304, 116904, 139023, 165327, 196608, 233808, 278046, 330654,
393216, 467615, 556091, 661308, 786432, 935231, 1112183, 1322616,
1572864, 1870461, 2224366, 2645231, 3145728, 3740922, 4448731, 5290463,
6291456, 7481844, 8897462, 10580926, 12582912, 14963688, 17794925, 21161851,
25165824, 29927377, 35589850, 42323702, 50331648, 59854754, 71179699, 84647405,
100663296, 119709508, 142359398, 169294809, 201326592, 239419016, 284718797, 338589619,
402653184, 478838031, 569437594, 677179238, 805306368, 957676063,1138875188,1354358476,
1610612736, 1915352125,
}

Definition at line 72 of file diractab.c.

Referenced by codeblock().