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https://github.com/librempeg/librempeg
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90 lines
5.7 KiB
C
90 lines
5.7 KiB
C
/*
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* Copyright (C) 2016 Open Broadcast Systems Ltd.
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* Author (C) 2016 Rostislav Pehlivanov <atomnuker@gmail.com>
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "diractab.h"
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const uint8_t ff_dirac_default_qmat[7][4][4] = {
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{ { 5, 3, 3, 0}, { 0, 4, 4, 1}, { 0, 5, 5, 2}, { 0, 6, 6, 3} },
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{ { 4, 2, 2, 0}, { 0, 4, 4, 2}, { 0, 5, 5, 3}, { 0, 7, 7, 5} },
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{ { 5, 3, 3, 0}, { 0, 4, 4, 1}, { 0, 5, 5, 2}, { 0, 6, 6, 3} },
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{ { 8, 4, 4, 0}, { 0, 4, 4, 0}, { 0, 4, 4, 0}, { 0, 4, 4, 0} },
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{ { 8, 4, 4, 0}, { 0, 4, 4, 0}, { 0, 4, 4, 0}, { 0, 4, 4, 0} },
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{ { 0, 4, 4, 8}, { 0, 8, 8, 12}, { 0, 13, 13, 17}, { 0, 17, 17, 21} },
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{ { 3, 1, 1, 0}, { 0, 4, 4, 2}, { 0, 6, 6, 5}, { 0, 9, 9, 7} },
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};
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const int32_t ff_dirac_qscale_tab[116] = {
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4, 5, 6, 7, 8, 10, 11, 13,
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16, 19, 23, 27, 32, 38, 45, 54,
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64, 76, 91, 108, 128, 152, 181, 215,
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256, 304, 362, 431, 512, 609, 724, 861,
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1024, 1218, 1448, 1722, 2048, 2435, 2896, 3444,
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4096, 4871, 5793, 6889, 8192, 9742, 11585, 13777,
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16384, 19484, 23170, 27554, 32768, 38968, 46341, 55109,
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65536, 77936, 92682, 110218, 131072, 155872, 185364, 220436,
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262144, 311744, 370728, 440872, 524288, 623487, 741455, 881744,
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1048576, 1246974, 1482910, 1763488, 2097152, 2493948, 2965821, 3526975,
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4194304, 4987896, 5931642, 7053950, 8388608, 9975792, 11863283, 14107901,
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16777216, 19951585, 23726566, 28215802, 33554432, 39903169, 47453133, 56431603,
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67108864, 79806339, 94906266, 112863206, 134217728, 159612677, 189812531, 225726413,
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268435456, 319225354, 379625062, 451452825, 536870912, 638450708, 759250125, 902905651,
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1073741824,1276901417,1518500250,1805811301,/*2147483648,2553802834,3037000500,3611622603,
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4294967296*/
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};
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const int32_t ff_dirac_qoffset_intra_tab[120] = {
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1, 2, 3, 4, 4, 5, 6, 7,
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8, 10, 12, 14, 16, 19, 23, 27,
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32, 38, 46, 54, 64, 76, 91, 108,
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128, 152, 181, 216, 256, 305, 362, 431,
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512, 609, 724, 861, 1024, 1218, 1448, 1722,
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2048, 2436, 2897, 3445, 4096, 4871, 5793, 6889,
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8192, 9742, 11585, 13777, 16384, 19484, 23171, 27555,
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32768, 38968, 46341, 55109, 65536, 77936, 92682, 110218,
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131072, 155872, 185364, 220436, 262144, 311744, 370728, 440872,
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524288, 623487, 741455, 881744, 1048576, 1246974, 1482911, 1763488,
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2097152, 2493948, 2965821, 3526975, 4194304, 4987896, 5931642, 7053951,
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8388608, 9975793, 11863283, 14107901, 16777216, 19951585, 23726567, 28215802,
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33554432, 39903170, 47453133, 56431603, 67108864, 79806339, 94906266, 112863207,
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134217728, 159612677, 189812531, 225726413, 268435456, 319225354, 379625063, 451452826,
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536870912, 638450709, 759250125, 902905651,1073741824,1276901417,1518500250,1805811302,
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/*2147483648, 2553802834, 3037000500, 3611622603, 4294967296,*/
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};
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const int ff_dirac_qoffset_inter_tab[122] = {
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1, 2, 2, 3, 3, 4, 4, 5,
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6, 7, 9, 10, 12, 14, 17, 20,
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24, 29, 34, 41, 48, 57, 68, 81,
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96, 114, 136, 162, 192, 228, 272, 323,
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384, 457, 543, 646, 768, 913, 1086, 1292,
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1536, 1827, 2172, 2583, 3072, 3653, 4344, 5166,
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6144, 7307, 8689, 10333, 12288, 14613, 17378, 20666,
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24576, 29226, 34756, 41332, 49152, 58452, 69512, 82664,
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98304, 116904, 139023, 165327, 196608, 233808, 278046, 330654,
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393216, 467615, 556091, 661308, 786432, 935231, 1112183, 1322616,
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1572864, 1870461, 2224366, 2645231, 3145728, 3740922, 4448731, 5290463,
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6291456, 7481844, 8897462, 10580926, 12582912, 14963688, 17794925, 21161851,
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25165824, 29927377, 35589850, 42323702, 50331648, 59854754, 71179699, 84647405,
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100663296, 119709508, 142359398, 169294809, 201326592, 239419016, 284718797, 338589619,
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402653184, 478838031, 569437594, 677179238, 805306368, 957676063,1138875188,1354358476,
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1610612736, 1915352125, /*2277750375, 2708716952, 3221225472, 3830704250,*/
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};
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