| /* |
| * Copyright (c) 2021, Alliance for Open Media. All rights reserved |
| * |
| * This source code is subject to the terms of the BSD 3-Clause Clear License |
| * and the Alliance for Open Media Patent License 1.0. If the BSD 3-Clause Clear |
| * License was not distributed with this source code in the LICENSE file, you |
| * can obtain it at aomedia.org/license/software-license/bsd-3-c-c/. If the |
| * Alliance for Open Media Patent License 1.0 was not distributed with this |
| * source code in the PATENTS file, you can obtain it at |
| * aomedia.org/license/patent-license/. |
| */ |
| |
| #ifndef DDT_BASES_H_ |
| #define DDT_BASES_H_ |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| // Inter KLTs |
| // Quantized with 2^10 and scale factor 1.4142135623730951 |
| static const int32_t klt4_inter[16] = { |
| -25, 17, 668, 1284, -60, 370, 1238, -651, |
| 505, 1317, -293, 145, 1356, -474, 176, -59, |
| }; |
| |
| // Quantized with 2^10 and scale factor 2 |
| static const int32_t klt8_inter[64] = { |
| 33, 35, 28, 89, 402, 1017, 1404, 1009, 0, -34, -10, |
| 415, 1185, 1090, -330, -1148, 0, 1, 365, 1211, 968, -680, |
| -549, 947, -63, -466, -1272, -935, 652, 158, -719, 717, 911, |
| 1374, 590, -619, 89, 414, -639, 399, 1342, 295, -945, 276, |
| 338, -724, 709, -443, 1030, -859, -116, 707, -894, 807, -587, |
| 295, 705, -1124, 1091, -845, 587, -370, 204, -85, |
| }; |
| |
| // Quantized with 2^10 and scale factor 2.8284271247461903 |
| static const int32_t klt16_inter[256] = { |
| 325, 377, 419, 468, 526, 597, 684, 785, 860, 910, 951, |
| 968, 947, 878, 765, 607, 348, 430, 500, 576, 656, 731, |
| 794, 815, 713, 441, 32, -462, -912, -1174, -1159, -879, 627, |
| 744, 781, 778, 711, 557, 293, -87, -521, -926, -1138, -963, |
| -356, 433, 929, 888, 634, 743, 725, 625, 417, 84, -389, |
| -887, -1030, -581, 296, 1047, 999, 83, -866, -1031, 547, 605, |
| 487, 245, -88, -475, -829, -864, -237, 803, 1170, 204, -1103, |
| -1018, 352, 1127, 825, 836, 515, -13, -620, -1048, -878, 41, |
| 985, 797, -430, -942, 146, 969, 63, -921, 739, 660, 180, |
| -436, -919, -797, 167, 1068, 458, -946, -655, 853, 538, -950, |
| -441, 942, 945, 643, -293, -1091, -910, 308, 1161, 272, -957, |
| -265, 865, -49, -786, 474, 575, -741, 977, 297, -853, -1024, |
| 160, 1054, 135, -967, 73, 888, -522, -560, 884, -164, -831, |
| 776, 1055, -136, -1213, -270, 1092, 292, -1005, 64, 828, -660, |
| -217, 833, -586, -213, 861, -655, 951, -596, -952, 721, 666, |
| -934, -115, 933, -714, -208, 876, -794, 117, 592, -927, 573, |
| 858, -899, -368, 1040, -391, -668, 960, -363, -451, 914, -768, |
| 176, 496, -929, 966, -521, 672, -948, 171, 719, -927, 341, |
| 441, -903, 848, -399, -200, 720, -1025, 1055, -858, 412, 531, |
| -912, 601, 97, -681, 760, -391, -170, 673, -1016, 1145, -1099, |
| 942, -721, 478, -204, 549, -1012, 892, -345, -384, 947, -1202, |
| 1186, -1021, 792, -583, 397, -248, 139, -69, 20, 452, -1009, |
| 1334, -1426, 1286, -1010, 681, -398, 198, -73, -5, 48, -64, |
| 60, -49, 24, |
| }; |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif // DDT_BASES_H |
