forked from mirror/libbpg
582 lines
29 KiB
C++
582 lines
29 KiB
C++
/*****************************************************************************
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* Copyright (C) 2015 x265 project
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*
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* Authors: Steve Borho <steve@borho.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA.
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*
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* This program is also available under a commercial proprietary license.
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* For more information, contact us at license @ x265.com.
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*****************************************************************************/
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#include "common.h"
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#include "constants.h"
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#include "threading.h"
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namespace X265_NS {
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#if X265_DEPTH == 12
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// lambda = pow(2, (double)q / 6 - 2) * (1 << (12 - 8));
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double x265_lambda_tab[QP_MAX_MAX + 1] =
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{
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4.0000, 4.4898, 5.0397, 5.6569, 6.3496,
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7.1272, 8.0000, 8.9797, 10.0794, 11.3137,
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12.6992, 14.2544, 16.0000, 17.9594, 20.1587,
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22.6274, 25.3984, 28.5088, 32.0000, 35.9188,
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40.3175, 45.2548, 50.7968, 57.0175, 64.0000,
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71.8376, 80.6349, 90.5097, 101.5937, 114.0350,
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128.0000, 143.6751, 161.2699, 181.0193, 203.1873,
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228.0701, 256.0000, 287.3503, 322.5398, 362.0387,
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406.3747, 456.1401, 512.0000, 574.7006, 645.0796,
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724.0773, 812.7493, 912.2803, 1024.0000, 1149.4011,
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1290.1592, 1448.1547, 1625.4987, 1824.5606, 2048.0000,
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2298.8023, 2580.3183, 2896.3094, 3250.9974, 3649.1211,
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4096.0000, 4597.6045, 5160.6366, 5792.6188, 6501.9947,
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7298.2423, 8192.0000, 9195.2091, 10321.2732, 11585.2375
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};
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// lambda2 = pow(lambda, 2) * scale (0.85);
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double x265_lambda2_tab[QP_MAX_MAX + 1] =
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{
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13.6000, 17.1349, 21.5887, 27.2000, 34.2699,
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43.1773, 54.4000, 68.5397, 86.3546, 108.8000,
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137.0794, 172.7092, 217.6000, 274.1588, 345.4185,
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435.2000, 548.3176, 690.8369, 870.4000, 1096.6353,
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1381.6739, 1740.8000, 2193.2706, 2763.3478, 3481.6000,
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4386.5411, 5526.6955, 6963.2000, 8773.0822, 11053.3910,
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13926.4000, 17546.1645, 22106.7819, 27852.8000, 35092.3291,
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44213.5641, 55705.6000, 70184.6579, 88427.1282, 111411.2000,
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140369.3159, 176854.2563, 222822.4000, 280738.6324, 353708.5127,
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445644.8001, 561477.2648, 707417.0237, 891289.6000, 1122954.5277,
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1414834.0484, 1782579.2003, 2245909.0566, 2829668.0981, 3565158.4000,
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4491818.1146, 5659336.1938, 7130316.8013, 8983636.2264, 11318672.3923,
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14260633.6000, 17967272.4585, 22637344.7751, 28521267.1953, 35934544.9165,
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45274689.5567, 57042534.4000, 71869089.8338, 90549379.1181, 114085068.8008
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};
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#elif X265_DEPTH == 10
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// lambda = pow(2, (double)q / 6 - 2) * (1 << (X265_DEPTH - 8));
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double x265_lambda_tab[QP_MAX_MAX + 1] =
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{
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1.0000, 1.1225, 1.2599, 1.4142, 1.5874,
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1.7818, 2.0000, 2.2449, 2.5198, 2.8284,
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3.1748, 3.5636, 4.0000, 4.4898, 5.0397,
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5.6569, 6.3496, 7.1272, 8.0000, 8.9797,
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10.0794, 11.3137, 12.6992, 14.2544, 16.0000,
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17.9594, 20.1587, 22.6274, 25.3984, 28.5088,
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32.0000, 35.9188, 40.3175, 45.2548, 50.7968,
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57.0175, 64.0000, 71.8376, 80.6349, 90.5097,
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101.5937, 114.0350, 128.0000, 143.6751, 161.2699,
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181.0193, 203.1873, 228.0701, 256.0000, 287.3503,
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322.5398, 362.0387, 406.3747, 456.1401, 512.0000,
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574.7006, 645.0796, 724.0773, 812.7493, 912.2803,
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1024.0000, 1149.4011, 1290.1592, 1448.1547, 1625.4987,
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1824.5606, 2048.0000, 2298.8023, 2580.3183, 2896.3094,
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};
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// lambda2 = pow(lambda, 2) * scale (0.85);
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double x265_lambda2_tab[QP_MAX_MAX + 1] =
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{
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0.8500, 1.0709, 1.3493, 1.7000, 2.1419,
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2.6986, 3.4000, 4.2837, 5.3972, 6.8000,
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8.5675, 10.7943, 13.6000, 17.1349, 21.5887,
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27.2000, 34.2699, 43.1773, 54.4000, 68.5397,
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86.3546, 108.8000, 137.0794, 172.7092, 217.6000,
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274.1588, 345.4185, 435.2000, 548.3176, 690.8369,
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870.4000, 1096.6353, 1381.6739, 1740.8000, 2193.2706,
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2763.3478, 3481.6000, 4386.5411, 5526.6955, 6963.2000,
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8773.0823, 11053.3910, 13926.4000, 17546.1645, 22106.7820,
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27852.8000, 35092.3290, 44213.5640, 55705.6000, 70184.6580,
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88427.1280, 111411.2000, 140369.3161, 176854.2561, 222822.4000,
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280738.6321, 353708.5122, 445644.8000, 561477.2643, 707417.0243,
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891289.6000, 1122954.5286, 1414834.0486, 1782579.2000, 2245909.0572,
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2829668.0973, 3565158.4000, 4491818.1144, 5659336.1946, 7130316.8000,
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};
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#else /* !HIGH_BIT_DEPTH */
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// lambda = pow(2, (double)q / 6 - 2);
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double x265_lambda_tab[QP_MAX_MAX + 1] =
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{
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0.2500, 0.2806, 0.3150, 0.3536, 0.3969,
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0.4454, 0.5000, 0.5612, 0.6300, 0.7071,
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0.7937, 0.8909, 1.0000, 1.1225, 1.2599,
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1.4142, 1.5874, 1.7818, 2.0000, 2.2449,
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2.5198, 2.8284, 3.1748, 3.5636, 4.0000,
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4.4898, 5.0397, 5.6569, 6.3496, 7.1272,
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8.0000, 8.9797, 10.0794, 11.3137, 12.6992,
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14.2544, 16.0000, 17.9594, 20.1587, 22.6274,
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25.3984, 28.5088, 32.0000, 35.9188, 40.3175,
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45.2548, 50.7968, 57.0175, 64.0000, 71.8376,
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80.6349, 90.5097, 101.5937, 114.0350, 128.0000,
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143.6751, 161.2699, 181.0193, 203.1873, 228.0701,
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256.0000, 287.3503, 322.5398, 362.0387, 406.3747,
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456.1401, 512.0000, 574.7006, 645.0796, 724.0773
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};
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// lambda2 = pow(lambda, 2) * scale (0.85);
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double x265_lambda2_tab[QP_MAX_MAX + 1] =
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{
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0.0531, 0.0669, 0.0843, 0.1063, 0.1339,
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0.1687, 0.2125, 0.2677, 0.3373, 0.4250,
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0.5355, 0.6746, 0.8500, 1.0709, 1.3493,
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1.7000, 2.1419, 2.6986, 3.4000, 4.2837,
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5.3970, 6.8000, 8.5675, 10.7943, 13.6000,
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17.1345, 21.5887, 27.2004, 34.2699, 43.1773,
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54.4000, 68.5397, 86.3551, 108.7998, 137.0792,
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172.7097, 217.6000, 274.1590, 345.4172, 435.1993,
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548.3169, 690.8389, 870.4000, 1096.6362, 1381.6757,
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1740.7974, 2193.2676, 2763.3460, 3481.6000, 4386.5446,
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5526.6890, 6963.2049, 8773.0879, 11053.3840, 13926.4000,
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17546.1542, 22106.7835, 27852.7889, 35092.3170, 44213.5749,
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55705.6000, 70184.6657, 88427.1342, 111411.2172, 140369.3373,
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176854.2222, 222822.4000, 280738.6627, 353708.5368, 445644.7459
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};
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#endif
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const uint16_t x265_chroma_lambda2_offset_tab[MAX_CHROMA_LAMBDA_OFFSET+1] =
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{
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16, 20, 25, 32, 40, 50,
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64, 80, 101, 128, 161, 203,
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256, 322, 406, 512, 645, 812,
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1024, 1290, 1625, 2048, 2580, 3250,
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4096, 5160, 6501, 8192, 10321, 13003,
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16384, 20642, 26007, 32768, 41285, 52015,
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65535
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};
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int g_ctuSizeConfigured = 0;
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uint32_t g_maxLog2CUSize = MAX_LOG2_CU_SIZE;
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uint32_t g_maxCUSize = MAX_CU_SIZE;
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uint32_t g_unitSizeDepth = NUM_CU_DEPTH;
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uint32_t g_maxCUDepth = NUM_CU_DEPTH - 1;
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uint32_t g_zscanToRaster[MAX_NUM_PARTITIONS] = { 0, };
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uint32_t g_rasterToZscan[MAX_NUM_PARTITIONS] = { 0, };
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const uint8_t g_zscanToPelX[MAX_NUM_PARTITIONS] =
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{
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0, 4, 0, 4, 8, 12, 8, 12, 0, 4, 0, 4, 8, 12, 8, 12,
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16, 20, 16, 20, 24, 28, 24, 28, 16, 20, 16, 20, 24, 28, 24, 28,
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0, 4, 0, 4, 8, 12, 8, 12, 0, 4, 0, 4, 8, 12, 8, 12,
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16, 20, 16, 20, 24, 28, 24, 28, 16, 20, 16, 20, 24, 28, 24, 28,
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32, 36, 32, 36, 40, 44, 40, 44, 32, 36, 32, 36, 40, 44, 40, 44,
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48, 52, 48, 52, 56, 60, 56, 60, 48, 52, 48, 52, 56, 60, 56, 60,
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32, 36, 32, 36, 40, 44, 40, 44, 32, 36, 32, 36, 40, 44, 40, 44,
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48, 52, 48, 52, 56, 60, 56, 60, 48, 52, 48, 52, 56, 60, 56, 60,
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0, 4, 0, 4, 8, 12, 8, 12, 0, 4, 0, 4, 8, 12, 8, 12,
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16, 20, 16, 20, 24, 28, 24, 28, 16, 20, 16, 20, 24, 28, 24, 28,
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0, 4, 0, 4, 8, 12, 8, 12, 0, 4, 0, 4, 8, 12, 8, 12,
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16, 20, 16, 20, 24, 28, 24, 28, 16, 20, 16, 20, 24, 28, 24, 28,
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32, 36, 32, 36, 40, 44, 40, 44, 32, 36, 32, 36, 40, 44, 40, 44,
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48, 52, 48, 52, 56, 60, 56, 60, 48, 52, 48, 52, 56, 60, 56, 60,
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32, 36, 32, 36, 40, 44, 40, 44, 32, 36, 32, 36, 40, 44, 40, 44,
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48, 52, 48, 52, 56, 60, 56, 60, 48, 52, 48, 52, 56, 60, 56, 60
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};
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const uint8_t g_zscanToPelY[MAX_NUM_PARTITIONS] =
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{
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0, 0, 4, 4, 0, 0, 4, 4, 8, 8, 12, 12, 8, 8, 12, 12,
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0, 0, 4, 4, 0, 0, 4, 4, 8, 8, 12, 12, 8, 8, 12, 12,
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16, 16, 20, 20, 16, 16, 20, 20, 24, 24, 28, 28, 24, 24, 28, 28,
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16, 16, 20, 20, 16, 16, 20, 20, 24, 24, 28, 28, 24, 24, 28, 28,
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0, 0, 4, 4, 0, 0, 4, 4, 8, 8, 12, 12, 8, 8, 12, 12,
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0, 0, 4, 4, 0, 0, 4, 4, 8, 8, 12, 12, 8, 8, 12, 12,
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16, 16, 20, 20, 16, 16, 20, 20, 24, 24, 28, 28, 24, 24, 28, 28,
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16, 16, 20, 20, 16, 16, 20, 20, 24, 24, 28, 28, 24, 24, 28, 28,
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32, 32, 36, 36, 32, 32, 36, 36, 40, 40, 44, 44, 40, 40, 44, 44,
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32, 32, 36, 36, 32, 32, 36, 36, 40, 40, 44, 44, 40, 40, 44, 44,
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48, 48, 52, 52, 48, 48, 52, 52, 56, 56, 60, 60, 56, 56, 60, 60,
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48, 48, 52, 52, 48, 48, 52, 52, 56, 56, 60, 60, 56, 56, 60, 60,
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32, 32, 36, 36, 32, 32, 36, 36, 40, 40, 44, 44, 40, 40, 44, 44,
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32, 32, 36, 36, 32, 32, 36, 36, 40, 40, 44, 44, 40, 40, 44, 44,
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48, 48, 52, 52, 48, 48, 52, 52, 56, 56, 60, 60, 56, 56, 60, 60,
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48, 48, 52, 52, 48, 48, 52, 52, 56, 56, 60, 60, 56, 56, 60, 60
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};
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void initZscanToRaster(uint32_t maxFullDepth, uint32_t depth, uint32_t startVal, uint32_t*& curIdx)
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{
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uint32_t stride = 1 << maxFullDepth;
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if (depth > maxFullDepth)
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{
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curIdx[0] = startVal;
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curIdx++;
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}
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else
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{
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int step = stride >> depth;
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initZscanToRaster(maxFullDepth, depth + 1, startVal, curIdx);
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initZscanToRaster(maxFullDepth, depth + 1, startVal + step, curIdx);
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initZscanToRaster(maxFullDepth, depth + 1, startVal + step * stride, curIdx);
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initZscanToRaster(maxFullDepth, depth + 1, startVal + step * stride + step, curIdx);
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}
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}
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void initRasterToZscan(uint32_t maxFullDepth)
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{
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uint32_t numPartitions = 1 << (maxFullDepth * 2);
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for (uint32_t i = 0; i < numPartitions; i++)
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g_rasterToZscan[g_zscanToRaster[i]] = i;
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}
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const int16_t g_lumaFilter[4][NTAPS_LUMA] =
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{
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{ 0, 0, 0, 64, 0, 0, 0, 0 },
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{ -1, 4, -10, 58, 17, -5, 1, 0 },
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{ -1, 4, -11, 40, 40, -11, 4, -1 },
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{ 0, 1, -5, 17, 58, -10, 4, -1 }
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};
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const int16_t g_chromaFilter[8][NTAPS_CHROMA] =
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{
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{ 0, 64, 0, 0 },
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{ -2, 58, 10, -2 },
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{ -4, 54, 16, -2 },
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{ -6, 46, 28, -4 },
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{ -4, 36, 36, -4 },
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{ -4, 28, 46, -6 },
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{ -2, 16, 54, -4 },
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{ -2, 10, 58, -2 }
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};
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const int16_t g_t4[4][4] =
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{
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{ 64, 64, 64, 64 },
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{ 83, 36, -36, -83 },
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{ 64, -64, -64, 64 },
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{ 36, -83, 83, -36 }
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};
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const int16_t g_t8[8][8] =
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{
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{ 64, 64, 64, 64, 64, 64, 64, 64 },
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{ 89, 75, 50, 18, -18, -50, -75, -89 },
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{ 83, 36, -36, -83, -83, -36, 36, 83 },
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{ 75, -18, -89, -50, 50, 89, 18, -75 },
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{ 64, -64, -64, 64, 64, -64, -64, 64 },
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{ 50, -89, 18, 75, -75, -18, 89, -50 },
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{ 36, -83, 83, -36, -36, 83, -83, 36 },
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{ 18, -50, 75, -89, 89, -75, 50, -18 }
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};
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const int16_t g_t16[16][16] =
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{
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{ 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64 },
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{ 90, 87, 80, 70, 57, 43, 25, 9, -9, -25, -43, -57, -70, -80, -87, -90 },
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{ 89, 75, 50, 18, -18, -50, -75, -89, -89, -75, -50, -18, 18, 50, 75, 89 },
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{ 87, 57, 9, -43, -80, -90, -70, -25, 25, 70, 90, 80, 43, -9, -57, -87 },
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{ 83, 36, -36, -83, -83, -36, 36, 83, 83, 36, -36, -83, -83, -36, 36, 83 },
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{ 80, 9, -70, -87, -25, 57, 90, 43, -43, -90, -57, 25, 87, 70, -9, -80 },
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{ 75, -18, -89, -50, 50, 89, 18, -75, -75, 18, 89, 50, -50, -89, -18, 75 },
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{ 70, -43, -87, 9, 90, 25, -80, -57, 57, 80, -25, -90, -9, 87, 43, -70 },
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{ 64, -64, -64, 64, 64, -64, -64, 64, 64, -64, -64, 64, 64, -64, -64, 64 },
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{ 57, -80, -25, 90, -9, -87, 43, 70, -70, -43, 87, 9, -90, 25, 80, -57 },
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{ 50, -89, 18, 75, -75, -18, 89, -50, -50, 89, -18, -75, 75, 18, -89, 50 },
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{ 43, -90, 57, 25, -87, 70, 9, -80, 80, -9, -70, 87, -25, -57, 90, -43 },
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{ 36, -83, 83, -36, -36, 83, -83, 36, 36, -83, 83, -36, -36, 83, -83, 36 },
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{ 25, -70, 90, -80, 43, 9, -57, 87, -87, 57, -9, -43, 80, -90, 70, -25 },
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{ 18, -50, 75, -89, 89, -75, 50, -18, -18, 50, -75, 89, -89, 75, -50, 18 },
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{ 9, -25, 43, -57, 70, -80, 87, -90, 90, -87, 80, -70, 57, -43, 25, -9 }
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};
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const int16_t g_t32[32][32] =
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{
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{ 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64 },
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{ 90, 90, 88, 85, 82, 78, 73, 67, 61, 54, 46, 38, 31, 22, 13, 4, -4, -13, -22, -31, -38, -46, -54, -61, -67, -73, -78, -82, -85, -88, -90, -90 },
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{ 90, 87, 80, 70, 57, 43, 25, 9, -9, -25, -43, -57, -70, -80, -87, -90, -90, -87, -80, -70, -57, -43, -25, -9, 9, 25, 43, 57, 70, 80, 87, 90 },
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{ 90, 82, 67, 46, 22, -4, -31, -54, -73, -85, -90, -88, -78, -61, -38, -13, 13, 38, 61, 78, 88, 90, 85, 73, 54, 31, 4, -22, -46, -67, -82, -90 },
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|
{ 89, 75, 50, 18, -18, -50, -75, -89, -89, -75, -50, -18, 18, 50, 75, 89, 89, 75, 50, 18, -18, -50, -75, -89, -89, -75, -50, -18, 18, 50, 75, 89 },
|
|
{ 88, 67, 31, -13, -54, -82, -90, -78, -46, -4, 38, 73, 90, 85, 61, 22, -22, -61, -85, -90, -73, -38, 4, 46, 78, 90, 82, 54, 13, -31, -67, -88 },
|
|
{ 87, 57, 9, -43, -80, -90, -70, -25, 25, 70, 90, 80, 43, -9, -57, -87, -87, -57, -9, 43, 80, 90, 70, 25, -25, -70, -90, -80, -43, 9, 57, 87 },
|
|
{ 85, 46, -13, -67, -90, -73, -22, 38, 82, 88, 54, -4, -61, -90, -78, -31, 31, 78, 90, 61, 4, -54, -88, -82, -38, 22, 73, 90, 67, 13, -46, -85 },
|
|
{ 83, 36, -36, -83, -83, -36, 36, 83, 83, 36, -36, -83, -83, -36, 36, 83, 83, 36, -36, -83, -83, -36, 36, 83, 83, 36, -36, -83, -83, -36, 36, 83 },
|
|
{ 82, 22, -54, -90, -61, 13, 78, 85, 31, -46, -90, -67, 4, 73, 88, 38, -38, -88, -73, -4, 67, 90, 46, -31, -85, -78, -13, 61, 90, 54, -22, -82 },
|
|
{ 80, 9, -70, -87, -25, 57, 90, 43, -43, -90, -57, 25, 87, 70, -9, -80, -80, -9, 70, 87, 25, -57, -90, -43, 43, 90, 57, -25, -87, -70, 9, 80 },
|
|
{ 78, -4, -82, -73, 13, 85, 67, -22, -88, -61, 31, 90, 54, -38, -90, -46, 46, 90, 38, -54, -90, -31, 61, 88, 22, -67, -85, -13, 73, 82, 4, -78 },
|
|
{ 75, -18, -89, -50, 50, 89, 18, -75, -75, 18, 89, 50, -50, -89, -18, 75, 75, -18, -89, -50, 50, 89, 18, -75, -75, 18, 89, 50, -50, -89, -18, 75 },
|
|
{ 73, -31, -90, -22, 78, 67, -38, -90, -13, 82, 61, -46, -88, -4, 85, 54, -54, -85, 4, 88, 46, -61, -82, 13, 90, 38, -67, -78, 22, 90, 31, -73 },
|
|
{ 70, -43, -87, 9, 90, 25, -80, -57, 57, 80, -25, -90, -9, 87, 43, -70, -70, 43, 87, -9, -90, -25, 80, 57, -57, -80, 25, 90, 9, -87, -43, 70 },
|
|
{ 67, -54, -78, 38, 85, -22, -90, 4, 90, 13, -88, -31, 82, 46, -73, -61, 61, 73, -46, -82, 31, 88, -13, -90, -4, 90, 22, -85, -38, 78, 54, -67 },
|
|
{ 64, -64, -64, 64, 64, -64, -64, 64, 64, -64, -64, 64, 64, -64, -64, 64, 64, -64, -64, 64, 64, -64, -64, 64, 64, -64, -64, 64, 64, -64, -64, 64 },
|
|
{ 61, -73, -46, 82, 31, -88, -13, 90, -4, -90, 22, 85, -38, -78, 54, 67, -67, -54, 78, 38, -85, -22, 90, 4, -90, 13, 88, -31, -82, 46, 73, -61 },
|
|
{ 57, -80, -25, 90, -9, -87, 43, 70, -70, -43, 87, 9, -90, 25, 80, -57, -57, 80, 25, -90, 9, 87, -43, -70, 70, 43, -87, -9, 90, -25, -80, 57 },
|
|
{ 54, -85, -4, 88, -46, -61, 82, 13, -90, 38, 67, -78, -22, 90, -31, -73, 73, 31, -90, 22, 78, -67, -38, 90, -13, -82, 61, 46, -88, 4, 85, -54 },
|
|
{ 50, -89, 18, 75, -75, -18, 89, -50, -50, 89, -18, -75, 75, 18, -89, 50, 50, -89, 18, 75, -75, -18, 89, -50, -50, 89, -18, -75, 75, 18, -89, 50 },
|
|
{ 46, -90, 38, 54, -90, 31, 61, -88, 22, 67, -85, 13, 73, -82, 4, 78, -78, -4, 82, -73, -13, 85, -67, -22, 88, -61, -31, 90, -54, -38, 90, -46 },
|
|
{ 43, -90, 57, 25, -87, 70, 9, -80, 80, -9, -70, 87, -25, -57, 90, -43, -43, 90, -57, -25, 87, -70, -9, 80, -80, 9, 70, -87, 25, 57, -90, 43 },
|
|
{ 38, -88, 73, -4, -67, 90, -46, -31, 85, -78, 13, 61, -90, 54, 22, -82, 82, -22, -54, 90, -61, -13, 78, -85, 31, 46, -90, 67, 4, -73, 88, -38 },
|
|
{ 36, -83, 83, -36, -36, 83, -83, 36, 36, -83, 83, -36, -36, 83, -83, 36, 36, -83, 83, -36, -36, 83, -83, 36, 36, -83, 83, -36, -36, 83, -83, 36 },
|
|
{ 31, -78, 90, -61, 4, 54, -88, 82, -38, -22, 73, -90, 67, -13, -46, 85, -85, 46, 13, -67, 90, -73, 22, 38, -82, 88, -54, -4, 61, -90, 78, -31 },
|
|
{ 25, -70, 90, -80, 43, 9, -57, 87, -87, 57, -9, -43, 80, -90, 70, -25, -25, 70, -90, 80, -43, -9, 57, -87, 87, -57, 9, 43, -80, 90, -70, 25 },
|
|
{ 22, -61, 85, -90, 73, -38, -4, 46, -78, 90, -82, 54, -13, -31, 67, -88, 88, -67, 31, 13, -54, 82, -90, 78, -46, 4, 38, -73, 90, -85, 61, -22 },
|
|
{ 18, -50, 75, -89, 89, -75, 50, -18, -18, 50, -75, 89, -89, 75, -50, 18, 18, -50, 75, -89, 89, -75, 50, -18, -18, 50, -75, 89, -89, 75, -50, 18 },
|
|
{ 13, -38, 61, -78, 88, -90, 85, -73, 54, -31, 4, 22, -46, 67, -82, 90, -90, 82, -67, 46, -22, -4, 31, -54, 73, -85, 90, -88, 78, -61, 38, -13 },
|
|
{ 9, -25, 43, -57, 70, -80, 87, -90, 90, -87, 80, -70, 57, -43, 25, -9, -9, 25, -43, 57, -70, 80, -87, 90, -90, 87, -80, 70, -57, 43, -25, 9 },
|
|
{ 4, -13, 22, -31, 38, -46, 54, -61, 67, -73, 78, -82, 85, -88, 90, -90, 90, -90, 88, -85, 82, -78, 73, -67, 61, -54, 46, -38, 31, -22, 13, -4 }
|
|
};
|
|
|
|
const uint8_t g_chromaScale[ChromaQPMappingTableSize] =
|
|
{
|
|
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, 29, 30, 31, 32, 33, 33, 34, 34, 35, 35, 36, 36, 37, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51,
|
|
51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51
|
|
};
|
|
|
|
const uint8_t g_chroma422IntraAngleMappingTable[AngleMapping422TableSize] =
|
|
{ 0, 1, 2, 2, 2, 2, 3, 5, 7, 8, 10, 12, 13, 15, 17, 18, 19, 20, 21, 22, 23, 23, 24, 24, 25, 25, 26, 27, 27, 28, 28, 29, 29, 30, 31, DM_CHROMA_IDX };
|
|
|
|
const uint8_t g_log2Size[MAX_CU_SIZE + 1] =
|
|
{
|
|
0, 0, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3,
|
|
4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
|
|
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
|
|
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
|
|
6
|
|
};
|
|
|
|
const uint16_t g_scan2x2[][2*2] =
|
|
{
|
|
{ 0, 2, 1, 3 },
|
|
{ 0, 1, 2, 3 },
|
|
};
|
|
|
|
const uint16_t g_scan8x8[NUM_SCAN_TYPE][8 * 8] =
|
|
{
|
|
{ 0, 8, 1, 16, 9, 2, 24, 17, 10, 3, 25, 18, 11, 26, 19, 27, 32, 40, 33, 48, 41, 34, 56, 49, 42, 35, 57, 50, 43, 58, 51, 59,
|
|
4, 12, 5, 20, 13, 6, 28, 21, 14, 7, 29, 22, 15, 30, 23, 31, 36, 44, 37, 52, 45, 38, 60, 53, 46, 39, 61, 54, 47, 62, 55, 63 },
|
|
{ 0, 1, 2, 3, 8, 9, 10, 11, 16, 17, 18, 19, 24, 25, 26, 27, 4, 5, 6, 7, 12, 13, 14, 15, 20, 21, 22, 23, 28, 29, 30, 31,
|
|
32, 33, 34, 35, 40, 41, 42, 43, 48, 49, 50, 51, 56, 57, 58, 59, 36, 37, 38, 39, 44, 45, 46, 47, 52, 53, 54, 55, 60, 61, 62, 63 },
|
|
{ 0, 8, 16, 24, 1, 9, 17, 25, 2, 10, 18, 26, 3, 11, 19, 27, 32, 40, 48, 56, 33, 41, 49, 57, 34, 42, 50, 58, 35, 43, 51, 59,
|
|
4, 12, 20, 28, 5, 13, 21, 29, 6, 14, 22, 30, 7, 15, 23, 31, 36, 44, 52, 60, 37, 45, 53, 61, 38, 46, 54, 62, 39, 47, 55, 63 }
|
|
};
|
|
|
|
ALIGN_VAR_16(const uint16_t, g_scan4x4[NUM_SCAN_TYPE + 1][4 * 4]) =
|
|
{
|
|
{ 0, 4, 1, 8, 5, 2, 12, 9, 6, 3, 13, 10, 7, 14, 11, 15 },
|
|
{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 },
|
|
{ 0, 4, 8, 12, 1, 5, 9, 13, 2, 6, 10, 14, 3, 7, 11, 15 },
|
|
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
|
|
};
|
|
|
|
const uint16_t g_scan16x16[16 * 16] =
|
|
{
|
|
0, 16, 1, 32, 17, 2, 48, 33, 18, 3, 49, 34, 19, 50, 35, 51,
|
|
64, 80, 65, 96, 81, 66, 112, 97, 82, 67, 113, 98, 83, 114, 99, 115,
|
|
4, 20, 5, 36, 21, 6, 52, 37, 22, 7, 53, 38, 23, 54, 39, 55,
|
|
128, 144, 129, 160, 145, 130, 176, 161, 146, 131, 177, 162, 147, 178, 163, 179,
|
|
68, 84, 69, 100, 85, 70, 116, 101, 86, 71, 117, 102, 87, 118, 103, 119,
|
|
8, 24, 9, 40, 25, 10, 56, 41, 26, 11, 57, 42, 27, 58, 43, 59,
|
|
192,208, 193,224,209, 194,240,225,210, 195,241,226,211,242,227,243,
|
|
132, 148, 133, 164, 149, 134, 180, 165, 150, 135, 181, 166, 151, 182, 167, 183,
|
|
72, 88, 73, 104, 89, 74, 120, 105, 90, 75, 121, 106, 91, 122, 107, 123,
|
|
12, 28, 13, 44, 29, 14, 60, 45, 30, 15, 61, 46, 31, 62, 47, 63,
|
|
196,212, 197,228,213, 198,244,229,214, 199,245,230,215,246,231,247,
|
|
136, 152, 137, 168, 153, 138, 184, 169, 154, 139, 185, 170, 155, 186, 171, 187,
|
|
76, 92, 77, 108, 93, 78, 124, 109, 94, 79, 125, 110, 95, 126, 111, 127,
|
|
200,216,201,232,217,202,248,233,218,203,249,234,219,250,235,251,
|
|
140, 156, 141, 172, 157, 142, 188, 173, 158, 143, 189, 174, 159, 190, 175, 191,
|
|
204,220,205,236,221,206,252,237,222,207,253,238,223,254,239,255
|
|
};
|
|
|
|
const uint16_t g_scan8x8diag[8 * 8] =
|
|
{
|
|
0, 8, 1, 16, 9, 2, 24, 17,
|
|
10, 3, 32, 25, 18, 11, 4, 40,
|
|
33, 26, 19, 12, 5, 48, 41, 34,
|
|
27, 20, 13, 6, 56, 49, 42, 35,
|
|
28, 21, 14, 7, 57, 50, 43, 36,
|
|
29, 22, 15, 58, 51, 44, 37, 30,
|
|
23, 59, 52, 45, 38, 31, 60, 53,
|
|
46, 39, 61, 54, 47, 62, 55, 63
|
|
};
|
|
|
|
const uint16_t g_scan32x32[32 * 32] =
|
|
{
|
|
0,32,1,64,33,2,96,65,34,3,97,66,35,98,67,99,128,160,129,192,161,130,224,193,162,131,225,194,163,226,195,227,
|
|
4,36,5,68,37,6,100,69,38,7,101,70,39,102,71,103,256,288,257,320,289,258,352,321,290,259,353,322,291,354,323,355,
|
|
132,164,133,196,165,134,228,197,166,135,229,198,167,230,199,231,8,40,9,72,41,10,104,73,42,11,105,74,43,106,75,107,
|
|
384,416,385,448,417,386,480,449,418,387,481,450,419,482,451,483,260,292,261,324,293,262,356,325,294,263,357,326,295,358,327,359,
|
|
136,168,137,200,169,138,232,201,170,139,233,202,171,234,203,235,12,44,13,76,45,14,108,77,46,15,109,78,47,110,79,111,
|
|
512,544,513,576,545,514,608,577,546,515,609,578,547,610,579,611,388,420,389,452,421,390,484,453,422,391,485,454,423,486,455,487,
|
|
264,296,265,328,297,266,360,329,298,267,361,330,299,362,331,363,140,172,141,204,173,142,236,205,174,143,237,206,175,238,207,239,
|
|
16,48,17,80,49,18,112,81,50,19,113,82,51,114,83,115,640,672,641,704,673,642,736,705,674,643,737,706,675,738,707,739,
|
|
516,548,517,580,549,518,612,581,550,519,613,582,551,614,583,615,392,424,393,456,425,394,488,457,426,395,489,458,427,490,459,491,
|
|
268,300,269,332,301,270,364,333,302,271,365,334,303,366,335,367,144,176,145,208,177,146,240,209,178,147,241,210,179,242,211,243,
|
|
20,52,21,84,53,22,116,85,54,23,117,86,55,118,87,119,768,800,769,832,801,770,864,833,802,771,865,834,803,866,835,867,
|
|
644,676,645,708,677,646,740,709,678,647,741,710,679,742,711,743,520,552,521,584,553,522,616,585,554,523,617,586,555,618,587,619,
|
|
396,428,397,460,429,398,492,461,430,399,493,462,431,494,463,495,272,304,273,336,305,274,368,337,306,275,369,338,307,370,339,371,
|
|
148,180,149,212,181,150,244,213,182,151,245,214,183,246,215,247,24,56,25,88,57,26,120,89,58,27,121,90,59,122,91,123,
|
|
896,928,897,960,929,898,992,961,930,899,993,962,931,994,963,995,772,804,773,836,805,774,868,837,806,775,869,838,807,870,839,871,
|
|
648,680,649,712,681,650,744,713,682,651,745,714,683,746,715,747,524,556,525,588,557,526,620,589,558,527,621,590,559,622,591,623,
|
|
400,432,401,464,433,402,496,465,434,403,497,466,435,498,467,499,276,308,277,340,309,278,372,341,310,279,373,342,311,374,343,375,
|
|
152,184,153,216,185,154,248,217,186,155,249,218,187,250,219,251,28,60,29,92,61,30,124,93,62,31,125,94,63,126,95,127,
|
|
900,932,901,964,933,902,996,965,934,903,997,966,935,998,967,999,776,808,777,840,809,778,872,841,810,779,873,842,811,874,843,875,
|
|
652,684,653,716,685,654,748,717,686,655,749,718,687,750,719,751,528,560,529,592,561,530,624,593,562,531,625,594,563,626,595,627,
|
|
404,436,405,468,437,406,500,469,438,407,501,470,439,502,471,503,280,312,281,344,313,282,376,345,314,283,377,346,315,378,347,379,
|
|
156,188,157,220,189,158,252,221,190,159,253,222,191,254,223,255,904,936,905,968,937,906,1000,969,938,907,1001,970,939,1002,971,1003,
|
|
780,812,781,844,813,782,876,845,814,783,877,846,815,878,847,879,656,688,657,720,689,658,752,721,690,659,753,722,691,754,723,755,
|
|
532,564,533,596,565,534,628,597,566,535,629,598,567,630,599,631,408,440,409,472,441,410,504,473,442,411,505,474,443,506,475,507,
|
|
284,316,285,348,317,286,380,349,318,287,381,350,319,382,351,383,908,940,909,972,941,910,1004,973,942,911,1005,974,943,1006,975,1007,
|
|
784,816,785,848,817,786,880,849,818,787,881,850,819,882,851,883,660,692,661,724,693,662,756,725,694,663,757,726,695,758,727,759,
|
|
536,568,537,600,569,538,632,601,570,539,633,602,571,634,603,635,412,444,413,476,445,414,508,477,446,415,509,478,447,510,479,511,
|
|
912,944,913,976,945,914,1008,977,946,915,1009,978,947,1010,979,1011,788,820,789,852,821,790,884,853,822,791,885,854,823,886,855,887,
|
|
664,696,665,728,697,666,760,729,698,667,761,730,699,762,731,763,540,572,541,604,573,542,636,605,574,543,637,606,575,638,607,639,
|
|
916,948,917,980,949,918,1012,981,950,919,1013,982,951,1014,983,1015,792,824,793,856,825,794,888,857,826,795,889,858,827,890,859,891,
|
|
668,700,669,732,701,670,764,733,702,671,765,734,703,766,735,767,920,952,921,984,953,922,1016,985,954,923,1017,986,955,1018,987,1019,
|
|
796,828,797,860,829,798,892,861,830,799,893,862,831,894,863,895,924,956,925,988,957,926,1020,989,958,927,1021,990,959,1022,991,1023
|
|
};
|
|
|
|
const uint16_t* const g_scanOrder[NUM_SCAN_TYPE][NUM_SCAN_SIZE] =
|
|
{
|
|
{ g_scan4x4[0], g_scan8x8[0], g_scan16x16, g_scan32x32 },
|
|
{ g_scan4x4[1], g_scan8x8[1], g_scan16x16, g_scan32x32 },
|
|
{ g_scan4x4[2], g_scan8x8[2], g_scan16x16, g_scan32x32 }
|
|
};
|
|
|
|
const uint16_t* const g_scanOrderCG[NUM_SCAN_TYPE][NUM_SCAN_SIZE] =
|
|
{
|
|
{ g_scan4x4[0], g_scan2x2[0], g_scan4x4[0], g_scan8x8diag },
|
|
{ g_scan4x4[1], g_scan2x2[1], g_scan4x4[0], g_scan8x8diag },
|
|
{ g_scan4x4[2], g_scan2x2[0], g_scan4x4[0], g_scan8x8diag }
|
|
};
|
|
|
|
// Table used for encoding the last coefficient position. The index is the position.
|
|
// The low 4 bits are the number of "1" in the prefix and the high 4 bits are the number
|
|
// of bits in the suffix.
|
|
const uint8_t g_lastCoeffTable[32] =
|
|
{
|
|
0x00, 0x01, 0x02, 0x03, 0x14, 0x14, 0x15, 0x15,
|
|
0x26, 0x26, 0x26, 0x26, 0x27, 0x27, 0x27, 0x27,
|
|
0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
|
|
0x39, 0x39, 0x39, 0x39, 0x39, 0x39, 0x39, 0x39,
|
|
};
|
|
|
|
// Rice parameters for absolute transform levels
|
|
const uint8_t g_goRiceRange[5] = { 7, 14, 26, 46, 78 };
|
|
|
|
const uint8_t g_lpsTable[64][4] =
|
|
{
|
|
{ 128, 176, 208, 240 },
|
|
{ 128, 167, 197, 227 },
|
|
{ 128, 158, 187, 216 },
|
|
{ 123, 150, 178, 205 },
|
|
{ 116, 142, 169, 195 },
|
|
{ 111, 135, 160, 185 },
|
|
{ 105, 128, 152, 175 },
|
|
{ 100, 122, 144, 166 },
|
|
{ 95, 116, 137, 158 },
|
|
{ 90, 110, 130, 150 },
|
|
{ 85, 104, 123, 142 },
|
|
{ 81, 99, 117, 135 },
|
|
{ 77, 94, 111, 128 },
|
|
{ 73, 89, 105, 122 },
|
|
{ 69, 85, 100, 116 },
|
|
{ 66, 80, 95, 110 },
|
|
{ 62, 76, 90, 104 },
|
|
{ 59, 72, 86, 99 },
|
|
{ 56, 69, 81, 94 },
|
|
{ 53, 65, 77, 89 },
|
|
{ 51, 62, 73, 85 },
|
|
{ 48, 59, 69, 80 },
|
|
{ 46, 56, 66, 76 },
|
|
{ 43, 53, 63, 72 },
|
|
{ 41, 50, 59, 69 },
|
|
{ 39, 48, 56, 65 },
|
|
{ 37, 45, 54, 62 },
|
|
{ 35, 43, 51, 59 },
|
|
{ 33, 41, 48, 56 },
|
|
{ 32, 39, 46, 53 },
|
|
{ 30, 37, 43, 50 },
|
|
{ 29, 35, 41, 48 },
|
|
{ 27, 33, 39, 45 },
|
|
{ 26, 31, 37, 43 },
|
|
{ 24, 30, 35, 41 },
|
|
{ 23, 28, 33, 39 },
|
|
{ 22, 27, 32, 37 },
|
|
{ 21, 26, 30, 35 },
|
|
{ 20, 24, 29, 33 },
|
|
{ 19, 23, 27, 31 },
|
|
{ 18, 22, 26, 30 },
|
|
{ 17, 21, 25, 28 },
|
|
{ 16, 20, 23, 27 },
|
|
{ 15, 19, 22, 25 },
|
|
{ 14, 18, 21, 24 },
|
|
{ 14, 17, 20, 23 },
|
|
{ 13, 16, 19, 22 },
|
|
{ 12, 15, 18, 21 },
|
|
{ 12, 14, 17, 20 },
|
|
{ 11, 14, 16, 19 },
|
|
{ 11, 13, 15, 18 },
|
|
{ 10, 12, 15, 17 },
|
|
{ 10, 12, 14, 16 },
|
|
{ 9, 11, 13, 15 },
|
|
{ 9, 11, 12, 14 },
|
|
{ 8, 10, 12, 14 },
|
|
{ 8, 9, 11, 13 },
|
|
{ 7, 9, 11, 12 },
|
|
{ 7, 9, 10, 12 },
|
|
{ 7, 8, 10, 11 },
|
|
{ 6, 8, 9, 11 },
|
|
{ 6, 7, 9, 10 },
|
|
{ 6, 7, 8, 9 },
|
|
{ 2, 2, 2, 2 }
|
|
};
|
|
|
|
const uint8_t x265_exp2_lut[64] =
|
|
{
|
|
0, 3, 6, 8, 11, 14, 17, 20, 23, 26, 29, 32, 36, 39, 42, 45,
|
|
48, 52, 55, 58, 62, 65, 69, 72, 76, 80, 83, 87, 91, 94, 98, 102,
|
|
106, 110, 114, 118, 122, 126, 130, 135, 139, 143, 147, 152, 156, 161, 165, 170,
|
|
175, 179, 184, 189, 194, 198, 203, 208, 214, 219, 224, 229, 234, 240, 245, 250
|
|
};
|
|
|
|
/* bFilter = g_intraFilterFlags[dir] & trSize */
|
|
const uint8_t g_intraFilterFlags[NUM_INTRA_MODE] =
|
|
{
|
|
0x38, 0x00,
|
|
0x38, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x20, 0x00, 0x20, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30,
|
|
0x38, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x20, 0x00, 0x20, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30,
|
|
0x38,
|
|
};
|
|
|
|
/* Contains how much to increment shared depth buffer for different ctu sizes to get next best depth
|
|
* here, depth 0 = 64x64, depth 1 = 32x32, depth 2 = 16x16 and depth 3 = 8x8
|
|
* if ctu = 64, depth buffer size is 256 combination of depth values 0, 1, 2, 3
|
|
* if ctu = 32, depth buffer size is 64 combination of depth values 1, 2, 3
|
|
* if ctu = 16, depth buffer size is 16 combination of depth values 2, 3 */
|
|
const uint32_t g_depthInc[3][4] =
|
|
{
|
|
{ 16, 4, 0, 0},
|
|
{ 64, 16, 4, 1},
|
|
{256, 64, 16, 4}
|
|
};
|
|
|
|
/* g_depthScanIdx [y][x] */
|
|
const uint32_t g_depthScanIdx[8][8] =
|
|
{
|
|
{ 0, 1, 4, 5, 16, 17, 20, 21, },
|
|
{ 2, 3, 6, 7, 18, 19, 22, 23, },
|
|
{ 8, 9, 12, 13, 24, 25, 28, 29, },
|
|
{ 10, 11, 14, 15, 26, 27, 30, 31, },
|
|
{ 32, 33, 36, 37, 48, 49, 52, 53, },
|
|
{ 34, 35, 38, 39, 50, 51, 54, 55, },
|
|
{ 40, 41, 44, 45, 56, 57, 60, 61, },
|
|
{ 42, 43, 46, 47, 58, 59, 62, 63, }
|
|
};
|
|
|
|
}
|