/* * DCA encoder tables * Copyright (C) 2008 Alexander E. Patrakov * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef AVCODEC_DCAENC_H #define AVCODEC_DCAENC_H #include /* This is a scaled version of the response of the reference decoder to this vector of subband samples: ( 1.0 0.0 0.0 ... 0.0 ) */ static const int32_t UnQMF[512] = { 7, 4, -961, -2844, -8024, -18978, -32081, -15635, -16582, -18359, -17180, -14868, -11664, -8051, -4477, -1327, -1670, -6019, -11590, -18030, -24762, -30965, -35947, -36145, -37223, -86311, -57024, -27215, -11274, -4684, 42, 108, 188, 250, -1007, -596, -2289, -12218, -27191, -124367, -184256, -250538, -323499, -397784, -468855, -532072, -583000, -618041, -777916, -783868, -765968, -724740, -662468, -583058, -490548, -401623, -296090, -73154, -36711, -7766, -2363, -4905, 2388, 2681, 5651, 4086, 71110, 139742, 188067, 151237, 101355, 309917, 343690, 358839, 357555, 334606, 289625, 224152, 142063, 48725, 74996, 238425, 411666, 584160, 744276, 880730, 983272, 1041933, 1054396, 789531, 851022, 864032, 675431, 418134, 35762, 66911, 103502, 136403, -55147, -245269, -499595, -808470, -1136858, -2010912, -2581654, -3151901, -3696328, -4196599, -4633761, -4993229, -5262495, -5436311, -477650, -901314, -1308090, -1677468, -1985525, -2212848, -2341196, -2373915, -2269552, -2620489, -2173858, -1629954, -946595, -193499, 1119459, 1138657, 1335311, 1126544, 2765033, 3139603, 3414913, 3599213, 3676363, 3448981, 3328726, 3111551, 2810887, 2428657, 1973684, 1457278, 893848, 300995, -292521, -867621, -1404936, -1871278, -2229831, -2440932, -2462684, -2255006, -1768898, -1079574, 82115, 1660302, 3660715, 6123610, 8329598, 11888744, 15722147, 19737089, 25647773, 31039399, 36868007, 43124253, 49737161, 56495958, 63668945, 71039511, 78540240, 86089058, 93600041, 100981151, 108136061, 114970055, 121718321, 127566038, 132774642, 137247294, 140894737, 143635018, 145395599, 146114032, 145742999, 144211606, 141594341, 137808404, 132914122, 126912246, 120243281, 112155281, 103338368, 93904953, 83439152, 72921548, 62192990, 51434918, 40894003, 30786726, 21384955, 12939112, 5718193, -5790, -3959261, -5870978, -5475538, -2517061, 3247310, 12042937, 24076729, 39531397, 58562863, 81297002, 107826748, 138209187, 172464115, 210569037, 252468018, 298045453, 347168648, 399634888, 455137189, 513586535, 574537650, 637645129, 702597163, 768856566, 836022040, 903618096, 971159680, 1038137214, 1103987353, 1168195035, 1230223053, 1289539180, 1345620373, 1397957958, 1446063657, 1489474689, 1527740502, 1560502307, 1587383079, 1608071145, 1622301248, 1629859340, 1630584888, 1624373875, 1611178348, 1591018893, 1563948667, 1530105004, 1489673227, 1442904075, 1390107674, 1331590427, 1267779478, 1199115126, 1126053392, 1049146257, 968928307, 885965976, 800851610, 714186243, 626590147, 538672486, 451042824, 364299927, 279026812, 195785029, 115109565, 37503924, -36564551, -106668063, -172421668, -233487283, -289575706, -340448569, -385919511, -425854915, -460174578, -488840702, -511893328, -529405118, -541489888, -548312207, -550036471, -547005316, -539436808, -527630488, -512084785, -492941605, -470665204, -445668379, -418328829, -389072810, -358293846, -326396227, -293769619, -260792276, -227825056, -195208961, -163262121, -132280748, -102533727, -74230062, -47600637, -22817785, -25786, 20662895, 39167253, 55438413, 69453741, 81242430, 90795329, 98213465, 103540643, 106917392, 108861938, 108539682, 106780704, 103722568, 99043289, 93608686, 87266209, 80212203, 72590022, 64603428, 56362402, 48032218, 39749162, 31638971, 23814664, 16376190, 9409836, 2988017, -2822356, -7976595, -12454837, -16241147, -19331944, -21735011, -23468284, -24559822, -25042936, -25035583, -24429587, -23346408, -21860411, -20015718, -17025330, -14968728, -12487138, -9656319, -7846681, -5197816, -2621904, -144953, 2144746, 3990570, 5845884, 7454650, 8820394, 9929891, 10784445, 11390921, 11762056, 11916017, 12261189, 12117604, 11815303, 11374622, 10815301, 10157241, 9418799, 8629399, 7780776, 7303680, 6353499, 5392738, 4457895, 3543062, 1305978, 1402521, 1084092, 965652, -151008, -666667, -1032157, -1231475, -1319043, -1006023, -915720, -773426, -612377, -445864, -291068, -161337, -66484, -11725, 133453, 388184, 615856, 804033, 942377, 1022911, 1041247, 995854, 891376, 572246, 457992, 316365, 172738, 43037, -117662, -98542, -70279, -41458, -535790, -959038, -1364456, -1502265, -1568530, -2378681, -2701111, -2976407, -3182552, -3314415, -3366600, -3337701, -3232252, -3054999, 1984841, 1925903, 1817377, 1669153, 1490069, 1292040, 1086223, 890983, 699163, 201358, 266971, 296990, 198419, 91119, 4737, 5936, 2553, 2060, -3828, -1664, -4917, -20796, -36822, -131247, -154923, -162055, -161354, -148762, -125754, -94473, -57821, -19096, 15172, 43004, 65624, 81354, 89325, 89524, 82766, 71075, 55128, 13686, 6921, 1449, 420, 785, -215, -179, -113, -49, 6002, 16007, 42978, 100662, 171472, 83975, 93702, 108813, 111893, 110272, 103914, 93973, 81606, 68041, -54058, -60695, -65277, -67224, -66213, -62082, -55574, -42988, -35272, -63735, -33501, -12671, -4038, -1232, 5, 7 }; #endif /* AVCODEC_DCAENC_H */