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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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| 
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| #include "diractab.h"
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| 
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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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| 
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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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| 
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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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| 
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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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