diff options
Diffstat (limited to 'libavcodec/dcadata.c')
| -rw-r--r-- | libavcodec/dcadata.c | 1347 |
1 files changed, 1074 insertions, 273 deletions
diff --git a/libavcodec/dcadata.c b/libavcodec/dcadata.c index 2369f55c1b..b2e0f6cfb1 100644 --- a/libavcodec/dcadata.c +++ b/libavcodec/dcadata.c @@ -3,20 +3,20 @@ * Copyright (C) 2004 Gildas Bazin * Copyright (c) 2006 Benjamin Larsson * - * This file is part of Libav. + * This file is part of FFmpeg. * - * Libav is free software; you can redistribute it and/or + * 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. * - * Libav is distributed in the hope that it will be useful, + * 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 Libav; if not, write to the Free Software + * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ @@ -24,6 +24,7 @@ #include "libavutil/mem.h" +#include "dca.h" #include "dcadata.h" /* Generic tables */ @@ -41,8 +42,12 @@ const uint8_t ff_dca_channels[16] = { 1, 2, 2, 2, 2, 3, 3, 4, 4, 5, 6, 6, 6, 7, 8, 8 }; -const uint8_t ff_dca_bits_per_sample[7] = { - 16, 16, 20, 20, 0, 24, 24 +const uint8_t ff_dca_bits_per_sample[8] = { + 16, 16, 20, 20, 0, 24, 24, 0 +}; + +const uint8_t ff_dca_dmix_primary_nch[8] = { + 1, 2, 2, 3, 3, 4, 4, 0 }; /* ADPCM data */ @@ -4179,6 +4184,37 @@ const uint32_t ff_dca_scale_factor_quant7[128] = { 5011872, 5688529, 6456542, 7328245, 8317638, 0, 0, 0 }; +const uint32_t ff_dca_joint_scale_factors[129] = { + 3288, 3490, 3691, 3909, 4144, 4387, 4647, 4924, + 5218, 5528, 5855, 6199, 6568, 6963, 7374, 7810, + 8271, 8758, 9278, 9831, 10410, 11031, 11685, 12373, + 13103, 13883, 14705, 15578, 16500, 17482, 18514, 19613, + 20770, 22003, 23312, 24688, 26156, 27699, 29343, 31080, + 32925, 34871, 36943, 39133, 41448, 43906, 46506, 49258, + 52177, 55273, 58544, 62017, 65691, 69584, 73711, 78073, + 82703, 87602, 92795, 98289, 104111, 110285, 116820, 123740, + 131072, 138840, 147069, 155776, 165012, 174785, 185145, 196117, + 207735, 220042, 233086, 246894, 261523, 277017, 293434, 310823, + 329236, 348748, 369409, 391303, 414490, 439043, 465064, 492621, + 521805, 552725, 585475, 620170, 656920, 695843, 737073, 780745, + 827008, 876014, 927923, 982902, 1041144, 1102834, 1168181, 1237404, + 1310720, 1388382, 1470649, 1557790, 1650098, 1747876, 1851441, 1961147, + 2077355, 2200441, 2330825, 2468935, 2615232, 2770195, 2934335, 3108206, + 3292378, 3487463, 3694108, 3913000, 4144862, 4390455, 4650611, 4926176, + 5218066 +}; + +const uint32_t ff_dca_scale_factor_adj[4] = { + 4194304, 4718592, 5242880, 6029312 +}; + +const uint32_t ff_dca_quant_levels[32] = { + 1, 3, 5, 7, 9, 13, 17, 25, + 32, 64, 128, 256, 512, 1024, 2048, 4096, + 8192, 16384, 32768, 65536, 131072, 262144, 524288, 1048576, + 2097152, 4194304, 8388608, 0, 0, 0, 0, 0 +}; + /* 20 bits unsigned fractional binary codes */ const uint32_t ff_dca_lossy_quant[32] = { 0, 6710886, 4194304, 3355443, 2474639, 2097152, 1761608, 1426063, @@ -7507,76 +7543,6 @@ DECLARE_ALIGNED(16, const float, ff_dca_lfe_fir_128)[256] = { }; #undef SCALE - -#define SCALE(c) ((float)(c) / (256.0f * 32768.0f * 8388608.0f)) -DECLARE_ALIGNED(16, const float, ff_dca_lfe_xll_fir_64)[256] = { - SCALE( 6103), SCALE( 52170), SCALE(-558064), SCALE(1592440), - SCALE(6290049), SCALE(1502534), SCALE(-546669), SCALE( 53047), - SCALE( 1930), SCALE( 51089), SCALE(-568920), SCALE(1683709), - SCALE(6286575), SCALE(1414057), SCALE(-534782), SCALE( 53729), - SCALE( 2228), SCALE( 49794), SCALE(-579194), SCALE(1776276), - SCALE(6279634), SCALE(1327070), SCALE(-522445), SCALE( 54228), - SCALE( 2552), SCALE( 48275), SCALE(-588839), SCALE(1870070), - SCALE(6269231), SCALE(1241632), SCALE(-509702), SCALE( 54550), - SCALE( 2904), SCALE( 46523), SCALE(-597808), SCALE(1965017), - SCALE(6255380), SCALE(1157798), SCALE(-496595), SCALE( 54708), - SCALE( 3287), SCALE( 44529), SCALE(-606054), SCALE(2061044), - SCALE(6238099), SCALE(1075621), SCALE(-483164), SCALE( 54710), - SCALE( 3704), SCALE( 42282), SCALE(-613529), SCALE(2158071), - SCALE(6217408), SCALE( 995149), SCALE(-469451), SCALE( 54566), - SCALE( 4152), SCALE( 39774), SCALE(-620186), SCALE(2256019), - SCALE(6193332), SCALE( 916430), SCALE(-455494), SCALE( 54285), - SCALE( 4631), SCALE( 36995), SCALE(-625976), SCALE(2354805), - SCALE(6165900), SCALE( 839507), SCALE(-441330), SCALE( 53876), - SCALE( 5139), SCALE( 33937), SCALE(-630850), SCALE(2454343), - SCALE(6135146), SCALE( 764419), SCALE(-426998), SCALE( 53348), - SCALE( 5682), SCALE( 30591), SCALE(-634759), SCALE(2554547), - SCALE(6101107), SCALE( 691203), SCALE(-412531), SCALE( 52711), - SCALE( 6264), SCALE( 26948), SCALE(-637655), SCALE(2655326), - SCALE(6063824), SCALE( 619894), SCALE(-397966), SCALE( 51972), - SCALE( 6886), SCALE( 23001), SCALE(-639488), SCALE(2756591), - SCALE(6023343), SCALE( 550521), SCALE(-383335), SCALE( 51140), - SCALE( 7531), SCALE( 18741), SCALE(-640210), SCALE(2858248), - SCALE(5979711), SCALE( 483113), SCALE(-368671), SCALE( 50224), - SCALE( 8230), SCALE( 14162), SCALE(-639772), SCALE(2960201), - SCALE(5932981), SCALE( 417692), SCALE(-354003), SCALE( 49231), - SCALE( 8959), SCALE( 9257), SCALE(-638125), SCALE(3062355), - SCALE(5883210), SCALE( 354281), SCALE(-339362), SCALE( 48168), - SCALE( 9727), SCALE( 4018), SCALE(-635222), SCALE(3164612), - SCALE(5830457), SCALE( 292897), SCALE(-324777), SCALE( 47044), - SCALE( 10535), SCALE( -1558), SCALE(-631014), SCALE(3266872), - SCALE(5774785), SCALE( 233555), SCALE(-310273), SCALE( 45866), - SCALE( 11381), SCALE( -7480), SCALE(-625455), SCALE(3369035), - SCALE(5716260), SCALE( 176267), SCALE(-295877), SCALE( 44640), - SCALE( 12267), SCALE( -13750), SCALE(-618499), SCALE(3471000), - SCALE(5654952), SCALE( 121042), SCALE(-281613), SCALE( 43373), - SCALE( 13190), SCALE( -20372), SCALE(-610098), SCALE(3572664), - SCALE(5590933), SCALE( 67886), SCALE(-267505), SCALE( 42072), - SCALE( 14152), SCALE( -27352), SCALE(-600209), SCALE(3673924), - SCALE(5524280), SCALE( 16800), SCALE(-253574), SCALE( 40743), - SCALE( 15153), SCALE( -34691), SCALE(-588788), SCALE(3774676), - SCALE(5455069), SCALE( -32214), SCALE(-239840), SCALE( 39391), - SCALE( 16192), SCALE( -42390), SCALE(-575791), SCALE(3874816), - SCALE(5383383), SCALE( -79159), SCALE(-226323), SCALE( 38022), - SCALE( 17267), SCALE( -50453), SCALE(-561178), SCALE(3974239), - SCALE(5309305), SCALE(-124041), SCALE(-213041), SCALE( 36642), - SCALE( 18377), SCALE( -58879), SCALE(-544906), SCALE(4072841), - SCALE(5232922), SCALE(-166869), SCALE(-200010), SCALE( 35256), - SCALE( 19525), SCALE( -67667), SCALE(-526937), SCALE(4170517), - SCALE(5154321), SCALE(-207653), SCALE(-187246), SCALE( 33866), - SCALE( 20704), SCALE( -76817), SCALE(-507233), SCALE(4267162), - SCALE(5073593), SCALE(-246406), SCALE(-174764), SCALE( 32480), - SCALE( 21915), SCALE( -86327), SCALE(-485757), SCALE(4362672), - SCALE(4990831), SCALE(-283146), SCALE(-162575), SCALE( 31101), - SCALE( 23157), SCALE( -96193), SCALE(-462476), SCALE(4456942), - SCALE(4906129), SCALE(-317890), SCALE(-150692), SCALE( 29732), - SCALE( 24426), SCALE(-106412), SCALE(-437356), SCALE(4549871), - SCALE(4819584), SCALE(-350658), SCALE(-139125), SCALE( 28376), - SCALE( 25721), SCALE(-116977), SCALE(-410365), SCALE(4641355), - SCALE(4731293), SCALE(-381475), SCALE(-127884), SCALE( 27038), -}; -#undef SCALE - DECLARE_ALIGNED(16, const float, ff_dca_fir_64bands)[1024] = { /* Bank 0 */ -7.1279389866041690e-8, -7.0950903150874990e-8, @@ -8101,6 +8067,562 @@ DECLARE_ALIGNED(16, const float, ff_dca_fir_64bands)[1024] = { 7.0950903150874990e-8, 7.1279389866041690e-8, }; +DECLARE_ALIGNED(16, const int32_t, ff_dca_fir_32bands_perfect_fixed)[512] = { + 0, 0, -3, -10, + -35, -105, -218, -141, + -170, -216, -239, -254, + -257, -251, -235, -212, + -267, -317, -362, -400, + -425, -434, -427, -373, + -339, -593, -321, -120, + -39, -16, 0, 1, + 1, 1, -3, -1, + -6, -38, -93, -496, + -723, -970, -1235, -1501, + -1753, -1978, -2163, -2295, + -2891, -2915, -2860, -2726, + -2517, -2243, -1915, -1590, + -1192, -252, -117, -22, + -6, -13, 12, 14, + 32, 25, 469, 942, + 1403, 1421, 1239, 2838, + 3539, 4259, 5002, 5716, + 6365, 6908, 7311, 7545, + 11680, 12355, 12785, 12951, + 12841, 12453, 11803, 10864, + 9762, 7099, 6725, 5954, + 4284, 2584, 215, 379, + 557, 701, -29, -687, + -1578, -2749, -4076, -7933, + -10049, -12133, -14039, -15752, + -17213, -18400, -19291, -19878, + -1444, -3005, -4523, -5927, + -7143, -8093, -8713, -8939, + -8700, -9481, -7515, -5279, + -2725, 61, 5763, 6113, + 7571, 6735, 17126, 20165, + 23328, 26775, 30310, 32639, + 35464, 38064, 40423, 42512, + 44261, 45632, 46578, 46974, + -45572, -45008, -43753, -41661, + -38655, -34660, -29587, -23375, + -15998, -7631, 2472, 13757, + 26188, 39942, 49789, 67293, + 84699, 101701, 127325, 148404, + 170391, 193280, 217044, 241451, + 266537, 292144, 318161, 344417, + 370786, 397082, 423133, 448757, + 475085, 499136, 522007, 543516, + 563424, 581467, 597422, 611005, + 621975, 630083, 634996, 636457, + 634311, 628147, 619871, 604524, + 585077, 561301, 529204, 494129, + 453552, 407189, 354920, 296502, + 231916, 161012, 83700, -86, + -90377, -187193, -290528, -400329, + 516487, 639054, 767835, 902710, + 1043512, 1190048, 1342100, 1499418, + 1661729, 1828700, 2000071, 2175433, + 2354437, 2536630, 2721120, 2908704, + 3098059, 3288764, 3480801, 3672922, + 3864970, 4056432, 4246767, 4435454, + 4621921, 4805642, 4986073, 5162677, + 5334921, 5502279, 5664239, 5820300, + 5969913, 6112723, 6248225, 6375985, + 6495593, 6606663, 6708832, 6801769, + 6885168, 6958762, 7022294, 7075566, + 7118382, 7150633, 7172314, 7183082, + 7183082, 7172314, 7150633, 7118382, + 7075566, 7022294, 6958762, 6885168, + 6801769, 6708832, 6606663, 6495593, + 6375985, 6248225, 6112723, 5969913, + -5820300, -5664239, -5502279, -5334921, + -5162677, -4986073, -4805642, -4621921, + -4435454, -4246767, -4056432, -3864970, + -3672922, -3480801, -3288764, -3098059, + -2908704, -2721120, -2536630, -2354437, + -2175433, -2000071, -1828700, -1661729, + -1499418, -1342100, -1190048, -1043512, + -902710, -767835, -639054, -516487, + -400329, -290528, -187193, -90377, + -86, 83700, 161012, 231916, + 296502, 354920, 407189, 453552, + 494129, 529204, 561301, 585077, + 604524, 619871, 628147, 634311, + 636457, 634996, 630083, 621975, + 611005, 597422, 581467, 563424, + 543516, 522007, 499136, 475085, + -448757, -423133, -397082, -370786, + -344417, -318161, -292144, -266537, + -241451, -217044, -193280, -170391, + -148404, -127325, -101701, -84699, + -67293, -49789, -39942, -26188, + -13757, -2472, 7631, 15998, + 23375, 29587, 34660, 38655, + 41661, 43753, 45008, 45572, + 46974, 46578, 45632, 44261, + 42512, 40423, 38064, 35464, + 32639, 30310, 26775, 23328, + 20165, 17126, 6735, 7571, + 6113, 5763, 61, -2725, + -5279, -7515, -9481, -8700, + -8939, -8713, -8093, -7143, + -5927, -4523, -3005, -1444, + 19878, 19291, 18400, 17213, + 15752, 14039, 12133, 10049, + 7933, 4076, 2749, 1578, + 687, 29, -701, -557, + -379, -215, -2584, -4284, + -5954, -6725, -7099, -9762, + -10864, -11803, -12453, -12841, + -12951, -12785, -12355, -11680, + 7545, 7311, 6908, 6365, + 5716, 5002, 4259, 3539, + 2838, 1239, 1421, 1403, + 942, 469, 25, 32, + 14, 12, -13, -6, + -22, -117, -252, -1192, + -1590, -1915, -2243, -2517, + -2726, -2860, -2915, -2891, + 2295, 2163, 1978, 1753, + 1501, 1235, 970, 723, + 496, 93, 38, 6, + 1, 3, -1, -1, + -1, 0, 16, 39, + 120, 321, 593, 339, + 373, 427, 434, 425, + 400, 362, 317, 267, + -212, -235, -251, -257, + -254, -239, -216, -170, + -141, -218, -105, -35, + -10, -3, 0, 0 +}; + +DECLARE_ALIGNED(16, const int32_t, ff_dca_fir_32bands_nonperfect_fixed)[512] = { + -53, -64, -77, -91, + -107, -124, -144, -165, + -189, -215, -244, -277, + -313, -353, -397, -447, + 502, 563, 631, 706, + 789, 881, 983, 1095, + 1218, 1354, 1502, 1665, + 1843, 2036, 2247, 2475, + 2723, 2990, 3277, 3586, + 3916, 4270, 4646, 5046, + 5470, 5918, 6390, 6886, + 7405, 7947, 8510, 9094, + 9698, 10319, 10955, 11605, + 12265, 12933, 13605, 14277, + 14945, 15604, 16250, 16877, + 17480, 18051, 18585, 19075, + 19513, 19891, 20202, 20436, + 20587, 20643, 20597, 20439, + 20160, 19749, 19198, 18496, + 17634, 16603, 15393, 13996, + -12403, -10605, -8595, -6366, + -3911, -1225, 1697, 4860, + 8265, 11916, 15812, 19953, + 24337, 28961, 33819, 38904, + 44210, 49725, 55437, 61334, + 67398, 73614, 79961, 86417, + 92960, 99563, 106198, 112837, + 119446, 125994, 132443, 138758, + 144898, 150823, 156491, 161858, + 166879, 171507, 175697, 179400, + 182566, 185149, 187097, 188363, + 188899, 188654, 187581, 185635, + 182770, 178943, 174112, 168238, + 161285, 153218, 144007, 133624, + 122046, 109254, 95232, 79969, + 63462, 45709, 26715, 6492, + 14943, 37567, 61350, 86256, + 112242, 139258, 167246, 196143, + 225877, 256368, 287532, 319275, + 351496, 384088, 416936, 449919, + 482909, 515770, 548362, 580539, + 612148, 643030, 673024, 701963, + 729674, 755985, 780717, 803690, + 824721, 843628, 860226, 874332, + 885761, 894330, 899861, 902174, + 901096, 896456, 888088, 875832, + 859535, 839050, 814237, 784966, + 751116, 712574, 669239, 621021, + 567840, 509632, 446341, 377927, + 304365, 225641, 141757, 52732, + -41403, -140599, -244793, -353905, + -467840, -586486, -709716, -837385, + 969336, 1105393, 1245366, 1389049, + 1536224, 1686655, 1840096, 1996285, + 2154949, 2315802, 2478547, 2642877, + 2808475, 2975015, 3142163, 3309579, + 3476914, 3643818, 3809934, 3974901, + 4138360, 4299948, 4459303, 4616064, + 4769873, 4920374, 5067219, 5210063, + 5348569, 5482406, 5611255, 5734805, + 5852757, 5964823, 6070729, 6170216, + 6263037, 6348961, 6427777, 6499286, + 6563310, 6619688, 6668279, 6708963, + 6741632, 6766206, 6782623, 6790843, + 6790843, 6782623, 6766206, 6741632, + 6708963, 6668279, 6619688, 6563310, + 6499286, 6427777, 6348961, 6263037, + 6170216, 6070729, 5964823, 5852757, + -5734805, -5611255, -5482406, -5348569, + -5210063, -5067219, -4920374, -4769873, + -4616064, -4459303, -4299948, -4138360, + -3974901, -3809934, -3643818, -3476914, + -3309579, -3142163, -2975015, -2808475, + -2642877, -2478547, -2315802, -2154949, + -1996285, -1840096, -1686655, -1536224, + -1389049, -1245366, -1105393, -969336, + -837385, -709716, -586486, -467840, + -353905, -244793, -140599, -41403, + 52732, 141757, 225641, 304365, + 377927, 446341, 509632, 567840, + 621021, 669239, 712574, 751116, + 784966, 814237, 839050, 859535, + 875832, 888088, 896456, 901096, + 902174, 899861, 894330, 885761, + -874332, -860226, -843628, -824721, + -803690, -780717, -755985, -729674, + -701963, -673024, -643030, -612148, + -580539, -548362, -515770, -482909, + -449919, -416936, -384088, -351496, + -319275, -287532, -256368, -225877, + -196143, -167246, -139258, -112242, + -86256, -61350, -37567, -14943, + 6492, 26715, 45709, 63462, + 79969, 95232, 109254, 122046, + 133624, 144007, 153218, 161285, + 168238, 174112, 178943, 182770, + 185635, 187581, 188654, 188899, + 188363, 187097, 185149, 182566, + 179400, 175697, 171507, 166879, + 161858, 156491, 150823, 144898, + -138758, -132443, -125994, -119446, + -112837, -106198, -99563, -92960, + -86417, -79961, -73614, -67398, + -61334, -55437, -49725, -44210, + -38904, -33819, -28961, -24337, + -19953, -15812, -11916, -8265, + -4860, -1697, 1225, 3911, + 6366, 8595, 10605, 12403, + 13996, 15393, 16603, 17634, + 18496, 19198, 19749, 20160, + 20439, 20597, 20643, 20587, + 20436, 20202, 19891, 19513, + 19075, 18585, 18051, 17480, + 16877, 16250, 15604, 14945, + 14277, 13605, 12933, 12265, + 11605, 10955, 10319, 9698, + -9094, -8510, -7947, -7405, + -6886, -6390, -5918, -5470, + -5046, -4646, -4270, -3916, + -3586, -3277, -2990, -2723, + -2475, -2247, -2036, -1843, + -1665, -1502, -1354, -1218, + -1095, -983, -881, -789, + -706, -631, -563, -502, + -447, -397, -353, -313, + -277, -244, -215, -189, + -165, -144, -124, -107, + -91, -77, -64, -53 +}; + +DECLARE_ALIGNED(16, const int32_t, ff_dca_lfe_fir_64_fixed)[256] = { + 6103, 52170, -558064, 1592440, 6290049, 1502534, -546669, 53047, + 1930, 51089, -568920, 1683709, 6286575, 1414057, -534782, 53729, + 2228, 49794, -579194, 1776276, 6279634, 1327070, -522445, 54228, + 2552, 48275, -588839, 1870070, 6269231, 1241632, -509702, 54550, + 2904, 46523, -597808, 1965017, 6255380, 1157798, -496595, 54708, + 3287, 44529, -606054, 2061044, 6238099, 1075621, -483164, 54710, + 3704, 42282, -613529, 2158071, 6217408, 995149, -469451, 54566, + 4152, 39774, -620186, 2256019, 6193332, 916430, -455494, 54285, + 4631, 36995, -625976, 2354805, 6165900, 839507, -441330, 53876, + 5139, 33937, -630850, 2454343, 6135146, 764419, -426998, 53348, + 5682, 30591, -634759, 2554547, 6101107, 691203, -412531, 52711, + 6264, 26948, -637655, 2655326, 6063824, 619894, -397966, 51972, + 6886, 23001, -639488, 2756591, 6023343, 550521, -383335, 51140, + 7531, 18741, -640210, 2858248, 5979711, 483113, -368671, 50224, + 8230, 14162, -639772, 2960201, 5932981, 417692, -354003, 49231, + 8959, 9257, -638125, 3062355, 5883210, 354281, -339362, 48168, + 9727, 4018, -635222, 3164612, 5830457, 292897, -324777, 47044, + 10535, -1558, -631014, 3266872, 5774785, 233555, -310273, 45866, + 11381, -7480, -625455, 3369035, 5716260, 176267, -295877, 44640, + 12267, -13750, -618499, 3471000, 5654952, 121042, -281613, 43373, + 13190, -20372, -610098, 3572664, 5590933, 67886, -267505, 42072, + 14152, -27352, -600209, 3673924, 5524280, 16800, -253574, 40743, + 15153, -34691, -588788, 3774676, 5455069, -32214, -239840, 39391, + 16192, -42390, -575791, 3874816, 5383383, -79159, -226323, 38022, + 17267, -50453, -561178, 3974239, 5309305, -124041, -213041, 36642, + 18377, -58879, -544906, 4072841, 5232922, -166869, -200010, 35256, + 19525, -67667, -526937, 4170517, 5154321, -207653, -187246, 33866, + 20704, -76817, -507233, 4267162, 5073593, -246406, -174764, 32480, + 21915, -86327, -485757, 4362672, 4990831, -283146, -162575, 31101, + 23157, -96193, -462476, 4456942, 4906129, -317890, -150692, 29732, + 24426, -106412, -437356, 4549871, 4819584, -350658, -139125, 28376, + 25721, -116977, -410365, 4641355, 4731293, -381475, -127884, 27038 +}; + +DECLARE_ALIGNED(16, const int32_t, ff_dca_fir_64bands_fixed)[1024] = { + -38, -38, -43, -48, + -52, -57, -62, -67, + -73, -79, -85, -91, + -98, -105, -113, -121, + -129, -138, -147, -157, + -167, -178, -190, -202, + -215, -228, -242, -257, + -273, -289, -307, -325, + 345, 365, 387, 410, + 433, 459, 485, 513, + 543, 574, 606, 640, + 676, 714, 753, 795, + 839, 884, 932, 983, + 1035, 1090, 1148, 1208, + 1271, 1336, 1405, 1476, + 1550, 1628, 1709, 1793, + 1880, 1971, 2065, 2163, + 2265, 2370, 2479, 2592, + 2709, 2830, 2955, 3084, + 3217, 3354, 3496, 3642, + 3791, 3946, 4104, 4267, + 4433, 4604, 4780, 4959, + 5143, 5330, 5522, 5717, + 5916, 6119, 6326, 6536, + 6749, 6966, 7186, 7408, + 7633, 7861, 8090, 8322, + 8556, 8791, 9027, 9264, + 9501, 9739, 9977, 10214, + 10450, 10685, 10918, 11149, + 11377, 11603, 11825, 12042, + 12255, 12463, 12665, 12861, + 13050, 13231, 13405, 13569, + 13724, 13869, 14002, 14125, + 14235, 14331, 14415, 14483, + 14536, 14573, 14594, 14596, + 14580, 14544, 14488, 14412, + 14313, 14191, 14046, 13877, + 13682, 13461, 13213, 12937, + 12632, 12298, 11934, 11538, + 11111, 10650, 10156, 9628, + -9065, -8466, -7830, -7158, + -6447, -5698, -4910, -4083, + -3215, -2306, -1357, -366, + 668, 1743, 2861, 4022, + 5226, 6474, 7764, 9098, + 10476, 11897, 13361, 14868, + 16418, 18011, 19645, 21322, + 23039, 24798, 26596, 28433, + 30309, 32222, 34172, 36158, + 38177, 40231, 42315, 44431, + 46575, 48747, 50945, 53167, + 55411, 57676, 59959, 62258, + 64571, 66897, 69231, 71573, + 73919, 76268, 78615, 80959, + 83296, 85624, 87939, 90239, + 92519, 94778, 97011, 99215, + 101386, 103521, 105616, 107668, + 109673, 111626, 113524, 115362, + 117138, 118847, 120484, 122045, + 123527, 124925, 126234, 127451, + 128571, 129591, 130504, 131308, + 131997, 132568, 133016, 133338, + 133528, 133582, 133495, 133265, + 132886, 132355, 131668, 130820, + 129807, 128626, 127274, 125746, + 124038, 122148, 120071, 117806, + 115348, 112694, 109843, 106790, + 103534, 100071, 96401, 92520, + 88426, 84119, 79597, 74857, + 69900, 64723, 59327, 53711, + 47875, 41818, 35542, 29045, + 22330, 15397, 8247, 881, + 6697, 14487, 22487, 30692, + 39101, 47711, 56517, 65516, + 74704, 84076, 93628, 103355, + 113251, 123311, 133528, 143897, + 154410, 165061, 175843, 186747, + 197766, 208892, 220116, 231429, + 242822, 254285, 265810, 277384, + 288999, 300644, 312306, 323976, + 335641, 347289, 358909, 370488, + 382013, 393471, 404848, 416133, + 427310, 438366, 449286, 460057, + 470663, 481090, 491323, 501347, + 511147, 520707, 530011, 539044, + 547790, 556233, 564357, 572146, + 579584, 586654, 593341, 599627, + 605498, 610936, 615925, 620449, + 624491, 628037, 631069, 633571, + 635529, 636925, 637745, 637972, + 637593, 636592, 634953, 632662, + 629705, 626068, 621737, 616698, + 610938, 604443, 597202, 589202, + 580431, 570877, 560530, 549378, + 537411, 524620, 510994, 496525, + 481205, 465026, 447979, 430058, + 411256, 391569, 370989, 349514, + 327137, 303857, 279670, 254573, + 228564, 201644, 173811, 145065, + 115408, 84840, 53365, 20984, + -12298, -46478, -81550, -117508, + -154347, -192060, -230638, -270073, + -310356, -351478, -393427, -436192, + -479762, -524124, -569264, -615168, + 661821, 709209, 757314, 806121, + 855611, 905766, 956569, 1007998, + 1060035, 1112658, 1165846, 1219578, + 1273830, 1328580, 1383805, 1439479, + 1495578, 1552077, 1608950, 1666171, + 1723714, 1781550, 1839653, 1897995, + 1956546, 2015279, 2074163, 2133170, + 2192270, 2251432, 2310626, 2369822, + 2428988, 2488093, 2547106, 2605996, + 2664731, 2723279, 2781607, 2839685, + 2897481, 2954962, 3012096, 3068851, + 3125195, 3181097, 3236524, 3291445, + 3345829, 3399643, 3452858, 3505441, + 3557362, 3608591, 3659098, 3708853, + 3757825, 3805987, 3853309, 3899763, + 3945322, 3989957, 4033642, 4076350, + 4118055, 4158733, 4198357, 4236904, + 4274351, 4310673, 4345850, 4379859, + 4412678, 4444289, 4474670, 4503803, + 4531671, 4558255, 4583539, 4607508, + 4630146, 4651438, 4671373, 4689936, + 4707117, 4722905, 4737290, 4750262, + 4761813, 4771936, 4780625, 4787874, + 4793679, 4798036, 4800943, 4802396, + 4802396, 4800943, 4798036, 4793679, + 4787874, 4780625, 4771936, 4761813, + 4750262, 4737290, 4722905, 4707117, + 4689936, 4671373, 4651438, 4630146, + 4607508, 4583539, 4558255, 4531671, + 4503803, 4474670, 4444289, 4412678, + 4379859, 4345850, 4310673, 4274351, + 4236904, 4198357, 4158733, 4118055, + -4076350, -4033642, -3989957, -3945322, + -3899763, -3853309, -3805987, -3757825, + -3708853, -3659098, -3608591, -3557362, + -3505441, -3452858, -3399643, -3345829, + -3291445, -3236524, -3181097, -3125195, + -3068851, -3012096, -2954962, -2897481, + -2839685, -2781607, -2723279, -2664731, + -2605996, -2547106, -2488093, -2428988, + -2369822, -2310626, -2251432, -2192270, + -2133170, -2074163, -2015279, -1956546, + -1897995, -1839653, -1781550, -1723714, + -1666171, -1608950, -1552077, -1495578, + -1439479, -1383805, -1328580, -1273830, + -1219578, -1165846, -1112658, -1060035, + -1007998, -956569, -905766, -855611, + -806121, -757314, -709209, -661821, + -615168, -569264, -524124, -479762, + -436192, -393427, -351478, -310356, + -270073, -230638, -192060, -154347, + -117508, -81550, -46478, -12298, + 20984, 53365, 84840, 115408, + 145065, 173811, 201644, 228564, + 254573, 279670, 303857, 327137, + 349514, 370989, 391569, 411256, + 430058, 447979, 465026, 481205, + 496525, 510994, 524620, 537411, + 549378, 560530, 570877, 580431, + 589202, 597202, 604443, 610938, + 616698, 621737, 626068, 629705, + 632662, 634953, 636592, 637593, + 637972, 637745, 636925, 635529, + 633571, 631069, 628037, 624491, + -620449, -615925, -610936, -605498, + -599627, -593341, -586654, -579584, + -572146, -564357, -556233, -547790, + -539044, -530011, -520707, -511147, + -501347, -491323, -481090, -470663, + -460057, -449286, -438366, -427310, + -416133, -404848, -393471, -382013, + -370488, -358909, -347289, -335641, + -323976, -312306, -300644, -288999, + -277384, -265810, -254285, -242822, + -231429, -220116, -208892, -197766, + -186747, -175843, -165061, -154410, + -143897, -133528, -123311, -113251, + -103355, -93628, -84076, -74704, + -65516, -56517, -47711, -39101, + -30692, -22487, -14487, -6697, + 881, 8247, 15397, 22330, + 29045, 35542, 41818, 47875, + 53711, 59327, 64723, 69900, + 74857, 79597, 84119, 88426, + 92520, 96401, 100071, 103534, + 106790, 109843, 112694, 115348, + 117806, 120071, 122148, 124038, + 125746, 127274, 128626, 129807, + 130820, 131668, 132355, 132886, + 133265, 133495, 133582, 133528, + 133338, 133016, 132568, 131997, + 131308, 130504, 129591, 128571, + 127451, 126234, 124925, 123527, + 122045, 120484, 118847, 117138, + 115362, 113524, 111626, 109673, + 107668, 105616, 103521, 101386, + -99215, -97011, -94778, -92519, + -90239, -87939, -85624, -83296, + -80959, -78615, -76268, -73919, + -71573, -69231, -66897, -64571, + -62258, -59959, -57676, -55411, + -53167, -50945, -48747, -46575, + -44431, -42315, -40231, -38177, + -36158, -34172, -32222, -30309, + -28433, -26596, -24798, -23039, + -21322, -19645, -18011, -16418, + -14868, -13361, -11897, -10476, + -9098, -7764, -6474, -5226, + -4022, -2861, -1743, -668, + 366, 1357, 2306, 3215, + 4083, 4910, 5698, 6447, + 7158, 7830, 8466, 9065, + 9628, 10156, 10650, 11111, + 11538, 11934, 12298, 12632, + 12937, 13213, 13461, 13682, + 13877, 14046, 14191, 14313, + 14412, 14488, 14544, 14580, + 14596, 14594, 14573, 14536, + 14483, 14415, 14331, 14235, + 14125, 14002, 13869, 13724, + 13569, 13405, 13231, 13050, + 12861, 12665, 12463, 12255, + 12042, 11825, 11603, 11377, + 11149, 10918, 10685, 10450, + 10214, 9977, 9739, 9501, + 9264, 9027, 8791, 8556, + 8322, 8090, 7861, 7633, + 7408, 7186, 6966, 6749, + -6536, -6326, -6119, -5916, + -5717, -5522, -5330, -5143, + -4959, -4780, -4604, -4433, + -4267, -4104, -3946, -3791, + -3642, -3496, -3354, -3217, + -3084, -2955, -2830, -2709, + -2592, -2479, -2370, -2265, + -2163, -2065, -1971, -1880, + -1793, -1709, -1628, -1550, + -1476, -1405, -1336, -1271, + -1208, -1148, -1090, -1035, + -983, -932, -884, -839, + -795, -753, -714, -676, + -640, -606, -574, -543, + -513, -485, -459, -433, + -410, -387, -365, -345, + -325, -307, -289, -273, + -257, -242, -228, -215, + -202, -190, -178, -167, + -157, -147, -138, -129, + -121, -113, -105, -98, + -91, -85, -79, -73, + -67, -62, -57, -52, + -48, -43, -38, -38 +}; + /* * D.11 Look-up Table for Downmix Scale Factors * @@ -8176,216 +8698,495 @@ const uint32_t ff_dca_inv_dmixtable[FF_DCA_INV_DMIXTABLE_SIZE] = { 65536, }; -const float ff_dca_default_coeffs[10][6][2] = { - { { 0.707107, 0.707107 }, { 0.000000, 0.000000 }, }, // A [LFE] - { { 1.000000, 0.000000 }, { 0.000000, 1.000000 }, { 0.000000, 0.000000 }, }, // A + B (dual mono) [LFE] - { { 1.000000, 0.000000 }, { 0.000000, 1.000000 }, { 0.000000, 0.000000 }, }, // L + R (stereo) [LFE] - { { 1.000000, 0.000000 }, { 0.000000, 1.000000 }, { 0.000000, 0.000000 }, }, // (L+R) + (L-R) (sum-difference) [LFE] - { { 1.000000, 0.000000 }, { 0.000000, 1.000000 }, { 0.000000, 0.000000 }, }, // LT + RT (left and right total) [LFE] - { { 0.501187, 0.501187 }, { 0.707107, 0.000000 }, { 0.000000, 0.707107 }, { 0.000000, 0.000000 }, }, // C + L + R [LFE] - { { 0.707107, 0.000000 }, { 0.000000, 0.707107 }, { 0.501187, 0.501187 }, { 0.000000, 0.000000 }, }, // L + R + S [LFE] - { { 0.501187, 0.501187 }, { 0.707107, 0.000000 }, { 0.000000, 0.707107 }, { 0.501187, 0.501187 }, { 0.000000, 0.000000 }, }, // C + L + R + S [LFE] - { { 0.707107, 0.000000 }, { 0.000000, 0.707107 }, { 0.501187, 0.000000 }, { 0.000000, 0.501187 }, { 0.000000, 0.000000 }, }, // L + R + SL + SR [LFE] - { { 0.501187, 0.501187 }, { 0.707107, 0.000000 }, { 0.000000, 0.707107 }, { 0.501187, 0.000000 }, { 0.000000, 0.501187 }, { 0.000000, 0.000000 }, }, // C + L + R + SL + SR [LFE] +const uint16_t ff_dca_xll_refl_coeff[128] = { + 0, 3070, 5110, 7140, 9156, 11154, 13132, 15085, + 17010, 18904, 20764, 22588, 24373, 26117, 27818, 29474, + 31085, 32648, 34164, 35631, 37049, 38418, 39738, 41008, + 42230, 43404, 44530, 45609, 46642, 47630, 48575, 49477, + 50337, 51157, 51937, 52681, 53387, 54059, 54697, 55302, + 55876, 56421, 56937, 57426, 57888, 58326, 58741, 59132, + 59502, 59852, 60182, 60494, 60789, 61066, 61328, 61576, + 61809, 62029, 62236, 62431, 62615, 62788, 62951, 63105, + 63250, 63386, 63514, 63635, 63749, 63855, 63956, 64051, + 64140, 64224, 64302, 64376, 64446, 64512, 64573, 64631, + 64686, 64737, 64785, 64830, 64873, 64913, 64950, 64986, + 65019, 65050, 65079, 65107, 65133, 65157, 65180, 65202, + 65222, 65241, 65259, 65275, 65291, 65306, 65320, 65333, + 65345, 65357, 65368, 65378, 65387, 65396, 65405, 65413, + 65420, 65427, 65434, 65440, 65446, 65451, 65456, 65461, + 65466, 65470, 65474, 65478, 65481, 65485, 65488, 65491 }; -const int32_t ff_dca_sampling_freqs[16] = { - 8000, 16000, 32000, 64000, 128000, 22050, 44100, 88200, - 176400, 352800, 12000, 24000, 48000, 96000, 192000, 384000, +const int32_t ff_dca_xll_band_coeff[20] = { + 868669, -5931642, -1228483, 4194304, + -20577, 122631, -393647, 904476, + -1696305, 2825313, -4430736, 6791313, + 41153, -245210, 785564, -1788164, + 3259333, -5074941, 6928550, -8204883 }; -/* downmix coeffs - * - * TABLE 9 - * ______________________________________ - * Down-mix coefficients for 8-channel source - * audio (5 + 3 format) - * lt - * cen- rt lt ctr rt - * lt ter ctr center - * rt srd srd srd - * ______________________________________ - * 1 0.71 0.74 1.0 0.71 0.71 0.58 0.58 0.58 - * 2 left 1.0 0.89 0.71 0.46 0.71 0.50 - * rt 0.45 0.71 0.89 1.0 0.50 0.71 - * 3 lt 1.0 0.89 0.71 0.45 - * rt 0.45 0.71 0.89 1.0 - * srd 0.71 0.71 0.71 - * 4 lt 1.0 0.89 0.71 0.45 - * rt 0.45 0.71 0.89 1.0 - * lt srd 1.0 0.71 - * rt srd 0.71 0.71 - * 4 lt 1.0 0.5 - * ctr 0.87 1.0 0.87 - * rt 0.5 1.0 - * srd 0.71 0.71 0.71 - * 5 lt 1.0 0.5 - * ctr 0.87 1.0 0.87 - * rt 0.5 1.0 - * lt srd 1.0 0.71 - * rt srd 0.71 1.0 - * 6 lt 1.0 0.5 - * lt ctr 0.87 0.71 - * rt ctr 0.71 0.87 - * rt 0.5 1.0 - * lt srd 1.0 0.71 - * rt srd 0.71 1.0 - * 6 lt 1.0 0.5 - * ctr 0.86 1.0 0.86 - * rt 0.5 1.0 - * lt srd 1.0 - * ctr srd 1.0 - * rt srd 1.0 - * 7 lt 1.0 - * lt ctr 1.0 - * ctr 1.0 - * rt ctr 1.0 - * rt 1.0 - * lt srd 1.0 0.71 - * rt srd 0.71 1.0 - * 7 lt 1.0 0.5 - * lt ctr 0.87 0.71 - * rt ctr 0.71 0.87 - * rt 0.5 1.0 - * lt srd 1.0 - * ctr srd 1.0 - * rt srd 1.0 - * 8 lt 1.0 0.5 - * lt ctr 0.87 0.71 - * rt ctr 0.71 0.87 - * rt 0.5 1.0 - * lt 1 srd 0.87 0.35 - * lt 2 srd 0.5 0.61 - * rt 2 srd 0.61 0.50 - * rt 2 srd 0.35 0.87 - * - * Generation of Lt Rt - * - * In the case when the playback system has analog or digital surround - * multi-channel capability, a down matrix from 5, 4, or 3 channel to - * Lt Rt may be desirable. In the case when the number of decoded audio - * channels exceeds 5, 4 or 3 respectively a first stage down mix to 5, - * 4 or 3 chs should be used as described above. - * - * The down matrixing equations for 5-channel source audio to a - * two-channel Lt Rt playback system are given by: - * - * Left = left + 0.7 * center - 0.7 * (lt surround + rt surround) - * - * Right = right + 0.7 * center + 0.7 * (lt surround + rt surround) - * - * Embedded mixing to 2-channel - * - * One concern arising from the proliferation of multi-channel audio - * systems is that most home systems presently have only two channel - * playback capability. To accommodate this a fixed 2-channel down - * matrix processes is commonly used following the multi-channel - * decoding stage. However, for music only applications the image - * quality etc. of the down matrixed signal may not match that of an - * equivalent stereo recording found on CD. - * - * The concept of embedded mixing is to allow the producer to - * dynamically specify the matrixing coefficients within the audio - * frame itself. In this way the stereo down mix at the decoder may be - * better matched to a 2-channel playback environment. - * - * CHS*2, 7-bit down mix indexes (MCOEFFS) are transmitted along with - * the multi-channel audio once in every frame. The indexes are - * converted to attenuation factors using a 7 bit LUT. The 2-ch down - * mix equations are as follows, - * - * Left Ch = sum (MCOEFF[n] * Ch[n]) for n=1, CHS - * - * Right Ch = sum (MCOEFF[n + CHS] * Ch[n]) for n=1, CHS - * - * where Ch(n) represents the subband samples in the (n)th audio channel. - */ +const uint16_t ff_dca_avg_g3_freqs[3] = { 16000, 18000, 24000 }; + +const uint16_t ff_dca_fst_amp[44] = { + 0, 1, 2, 3, + 4, 6, 8, 10, + 12, 16, 20, 24, + 28, 36, 44, 52, + 60, 76, 92, 108, + 124, 156, 188, 220, + 252, 316, 380, 444, + 508, 636, 764, 892, + 1020, 1276, 1532, 1788, + 2044, 2556, 3068, 3580, + 4092, 5116, 6140, 7164 +}; + +const uint8_t ff_dca_freq_to_sb[32] = { + 0, 1, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5 +}; + +const int8_t ff_dca_ph0_shift[8] = { + -32, +96, -96, +32, +96, -32, +32, -96 +}; + +const uint8_t ff_dca_grid_1_to_scf[11] = { + 0, 1, 2, 3, 4, 6, 7, 10, 14, 19, 26 +}; + +const uint8_t ff_dca_grid_2_to_scf[3] = { + 4, 10, 18 +}; + +const uint8_t ff_dca_scf_to_grid_1[32] = { + 0, 1, 2, 3, 4, 4, 5, 5, 5, 6, 6, 6, 6, 7, 7, 7, + 7, 7, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 10 +}; + +const uint8_t ff_dca_scf_to_grid_2[32] = { + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, + 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2 +}; + +const uint8_t ff_dca_grid_1_weights[12][32] = { + { + 128, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + }, { + 0, 128, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + }, { + 0, 0, 128, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + }, { + 0, 0, 0, 128, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + }, { + 0, 0, 0, 0, 128, 128, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + }, { + 0, 0, 0, 0, 0, 0, 128, 85, + 43, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + }, { + 0, 0, 0, 0, 0, 0, 0, 43, + 85, 128, 96, 64, 32, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + }, { + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 32, 64, 96, 128, 102, 77, + 51, 26, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + }, { + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 26, 51, + 77, 102, 128, 107, 85, 64, 43, 21, + 0, 0, 0, 0, 0, 0, 0, 0, + }, { + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 21, 43, 64, 85, 107, + 128, 110, 91, 73, 55, 37, 18, 0, + }, { + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 18, 37, 55, 73, 91, 110, 128, + }, { + 0 /* empty */ + } +}; + +const uint8_t ff_dca_sb_reorder[8][8] = { + { 0, 1, 2, 3, 4, 5, 6, 7 }, + { 1, 0, 2, 3, 4, 5, 6, 7 }, + { 3, 1, 0, 2, 4, 5, 6, 7 }, + { 1, 2, 3, 0, 4, 5, 6, 7 }, + { 1, 2, 5, 3, 0, 4, 6, 7 }, + { 1, 2, 2, 5, 3, 0, 4, 6 }, + { 1, 2, 2, 6, 5, 3, 0, 4 }, + { 1, 2, 2, 6, 5, 4, 0, 3 } +}; + +const int8_t ff_dca_lfe_delta_index_16[8] = { + -4, -3, -2, -1, 2, 4, 6, 8 +}; + +const int8_t ff_dca_lfe_delta_index_24[32] = { + -8, -8, -7, -7, -6, -6, -5, -5, -4, -4, -3, -3, -2, -2, -1, -1, + 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8 +}; + +const uint16_t ff_dca_rsd_pack_5_in_8[256] = { + 0x0000, 0x0100, 0x0200, 0x0040, 0x0140, 0x0240, 0x0080, 0x0180, + 0x0280, 0x0010, 0x0110, 0x0210, 0x0050, 0x0150, 0x0250, 0x0090, + 0x0190, 0x0290, 0x0020, 0x0120, 0x0220, 0x0060, 0x0160, 0x0260, + 0x00a0, 0x01a0, 0x02a0, 0x0004, 0x0104, 0x0204, 0x0044, 0x0144, + 0x0244, 0x0084, 0x0184, 0x0284, 0x0014, 0x0114, 0x0214, 0x0054, + 0x0154, 0x0254, 0x0094, 0x0194, 0x0294, 0x0024, 0x0124, 0x0224, + 0x0064, 0x0164, 0x0264, 0x00a4, 0x01a4, 0x02a4, 0x0008, 0x0108, + 0x0208, 0x0048, 0x0148, 0x0248, 0x0088, 0x0188, 0x0288, 0x0018, + 0x0118, 0x0218, 0x0058, 0x0158, 0x0258, 0x0098, 0x0198, 0x0298, + 0x0028, 0x0128, 0x0228, 0x0068, 0x0168, 0x0268, 0x00a8, 0x01a8, + 0x02a8, 0x0001, 0x0101, 0x0201, 0x0041, 0x0141, 0x0241, 0x0081, + 0x0181, 0x0281, 0x0011, 0x0111, 0x0211, 0x0051, 0x0151, 0x0251, + 0x0091, 0x0191, 0x0291, 0x0021, 0x0121, 0x0221, 0x0061, 0x0161, + 0x0261, 0x00a1, 0x01a1, 0x02a1, 0x0005, 0x0105, 0x0205, 0x0045, + 0x0145, 0x0245, 0x0085, 0x0185, 0x0285, 0x0015, 0x0115, 0x0215, + 0x0055, 0x0155, 0x0255, 0x0095, 0x0195, 0x0295, 0x0025, 0x0125, + 0x0225, 0x0065, 0x0165, 0x0265, 0x00a5, 0x01a5, 0x02a5, 0x0009, + 0x0109, 0x0209, 0x0049, 0x0149, 0x0249, 0x0089, 0x0189, 0x0289, + 0x0019, 0x0119, 0x0219, 0x0059, 0x0159, 0x0259, 0x0099, 0x0199, + 0x0299, 0x0029, 0x0129, 0x0229, 0x0069, 0x0169, 0x0269, 0x00a9, + 0x01a9, 0x02a9, 0x0002, 0x0102, 0x0202, 0x0042, 0x0142, 0x0242, + 0x0082, 0x0182, 0x0282, 0x0012, 0x0112, 0x0212, 0x0052, 0x0152, + 0x0252, 0x0092, 0x0192, 0x0292, 0x0022, 0x0122, 0x0222, 0x0062, + 0x0162, 0x0262, 0x00a2, 0x01a2, 0x02a2, 0x0006, 0x0106, 0x0206, + 0x0046, 0x0146, 0x0246, 0x0086, 0x0186, 0x0286, 0x0016, 0x0116, + 0x0216, 0x0056, 0x0156, 0x0256, 0x0096, 0x0196, 0x0296, 0x0026, + 0x0126, 0x0226, 0x0066, 0x0166, 0x0266, 0x00a6, 0x01a6, 0x02a6, + 0x000a, 0x010a, 0x020a, 0x004a, 0x014a, 0x024a, 0x008a, 0x018a, + 0x028a, 0x001a, 0x011a, 0x021a, 0x005a, 0x015a, 0x025a, 0x009a, + 0x019a, 0x029a, 0x002a, 0x012a, 0x022a, 0x006a, 0x016a, 0x026a, + 0x00aa, 0x01aa, 0x02aa, 0x0155, 0x0155, 0x0155, 0x0155, 0x0155, + 0x0155, 0x0155, 0x0155, 0x0155, 0x0155, 0x0155, 0x0155, 0x0155 +}; + +const uint8_t ff_dca_rsd_pack_3_in_7[128][3] = { + { 0, 0, 0 }, { 0, 0, 1 }, { 0, 0, 2 }, { 0, 0, 3 }, + { 0, 0, 4 }, { 0, 1, 0 }, { 0, 1, 1 }, { 0, 1, 2 }, + { 0, 1, 3 }, { 0, 1, 4 }, { 0, 2, 0 }, { 0, 2, 1 }, + { 0, 2, 2 }, { 0, 2, 3 }, { 0, 2, 4 }, { 0, 3, 0 }, + { 0, 3, 1 }, { 0, 3, 2 }, { 0, 3, 3 }, { 0, 3, 4 }, + { 0, 4, 0 }, { 0, 4, 1 }, { 0, 4, 2 }, { 0, 4, 3 }, + { 0, 4, 4 }, { 1, 0, 0 }, { 1, 0, 1 }, { 1, 0, 2 }, + { 1, 0, 3 }, { 1, 0, 4 }, { 1, 1, 0 }, { 1, 1, 1 }, + { 1, 1, 2 }, { 1, 1, 3 }, { 1, 1, 4 }, { 1, 2, 0 }, + { 1, 2, 1 }, { 1, 2, 2 }, { 1, 2, 3 }, { 1, 2, 4 }, + { 1, 3, 0 }, { 1, 3, 1 }, { 1, 3, 2 }, { 1, 3, 3 }, + { 1, 3, 4 }, { 1, 4, 0 }, { 1, 4, 1 }, { 1, 4, 2 }, + { 1, 4, 3 }, { 1, 4, 4 }, { 2, 0, 0 }, { 2, 0, 1 }, + { 2, 0, 2 }, { 2, 0, 3 }, { 2, 0, 4 }, { 2, 1, 0 }, + { 2, 1, 1 }, { 2, 1, 2 }, { 2, 1, 3 }, { 2, 1, 4 }, + { 2, 2, 0 }, { 2, 2, 1 }, { 2, 2, 2 }, { 2, 2, 3 }, + { 2, 2, 4 }, { 2, 3, 0 }, { 2, 3, 1 }, { 2, 3, 2 }, + { 2, 3, 3 }, { 2, 3, 4 }, { 2, 4, 0 }, { 2, 4, 1 }, + { 2, 4, 2 }, { 2, 4, 3 }, { 2, 4, 4 }, { 3, 0, 0 }, + { 3, 0, 1 }, { 3, 0, 2 }, { 3, 0, 3 }, { 3, 0, 4 }, + { 3, 1, 0 }, { 3, 1, 1 }, { 3, 1, 2 }, { 3, 1, 3 }, + { 3, 1, 4 }, { 3, 2, 0 }, { 3, 2, 1 }, { 3, 2, 2 }, + { 3, 2, 3 }, { 3, 2, 4 }, { 3, 3, 0 }, { 3, 3, 1 }, + { 3, 3, 2 }, { 3, 3, 3 }, { 3, 3, 4 }, { 3, 4, 0 }, + { 3, 4, 1 }, { 3, 4, 2 }, { 3, 4, 3 }, { 3, 4, 4 }, + { 4, 0, 0 }, { 4, 0, 1 }, { 4, 0, 2 }, { 4, 0, 3 }, + { 4, 0, 4 }, { 4, 1, 0 }, { 4, 1, 1 }, { 4, 1, 2 }, + { 4, 1, 3 }, { 4, 1, 4 }, { 4, 2, 0 }, { 4, 2, 1 }, + { 4, 2, 2 }, { 4, 2, 3 }, { 4, 2, 4 }, { 4, 3, 0 }, + { 4, 3, 1 }, { 4, 3, 2 }, { 4, 3, 3 }, { 4, 3, 4 }, + { 4, 4, 0 }, { 4, 4, 1 }, { 4, 4, 2 }, { 4, 4, 3 }, + { 4, 4, 4 }, { 2, 2, 2 }, { 2, 2, 2 }, { 2, 2, 2 } +}; + +const float ff_dca_rsd_level_2a[2] = { + -0.47, 0.47 +}; + +const float ff_dca_rsd_level_2b[2] = { + -0.645, 0.645 +}; + +const float ff_dca_rsd_level_3[3] = { + -0.645, 0.0, 0.645 +}; + +const float ff_dca_rsd_level_5[5] = { + -0.875, -0.375, 0.0, 0.375, 0.875 +}; + +const float ff_dca_rsd_level_8[8] = { + -1.0, -0.625, -0.291666667, 0.0, 0.25, 0.5, 0.75, 1.0 +}; + +const float ff_dca_rsd_level_16[16] = { + -1.3125, -1.1375, -0.9625, -0.7875, + -0.6125, -0.4375, -0.2625, -0.0875, + 0.0875, 0.2625, 0.4375, 0.6125, + 0.7875, 0.9625, 1.1375, 1.3125 +}; + +const float ff_dca_synth_env[32] = { + 0.00240763666390, 0.00960735979838, 0.02152983213390, 0.03806023374436, + 0.05903936782582, 0.08426519384873, 0.11349477331863, 0.14644660940673, + 0.18280335791818, 0.22221488349020, 0.26430163158700, 0.30865828381746, + 0.35485766137277, 0.40245483899194, 0.45099142983522, 0.5, + 0.54900857016478, 0.59754516100806, 0.64514233862723, 0.69134171618254, + 0.73569836841300, 0.77778511650980, 0.81719664208182, 0.85355339059327, + 0.88650522668137, 0.91573480615127, 0.94096063217418, 0.96193976625564, + 0.97847016786610, 0.99039264020162, 0.99759236333610, 1.0 +}; + +const float ff_dca_corr_cf[32][11] = { + {-0.01179, 0.04281, 0.46712, 0.46345,-3.94525, 3.94525, + -0.46345,-0.46712,-0.04281, 0.01179,-0.00299 }, + {-0.00929, 0.04882, 0.45252, 0.37972,-3.85446, 4.03189, + -0.55069,-0.48040,-0.03599, 0.01445,-0.00229 }, + {-0.00696, 0.05403, 0.43674, 0.29961,-3.75975, 4.11413, + -0.64135,-0.49221,-0.02834, 0.01726,-0.00156 }, + {-0.00481, 0.05847, 0.41993, 0.22319,-3.66138, 4.19175, + -0.73529,-0.50241,-0.01983, 0.02021,-0.00080 }, + {-0.00284, 0.06216, 0.40224, 0.15053,-3.55963, 4.26452, + -0.83239,-0.51085,-0.01047, 0.02328,-0.00003 }, + {-0.00105, 0.06515, 0.38378, 0.08168,-3.45475, 4.33225, + -0.93249,-0.51738,-0.00024, 0.02646, 0.00074 }, + { 0.00054, 0.06745, 0.36471, 0.01668,-3.34703, 4.39475, + -1.03543,-0.52184, 0.01085, 0.02973, 0.00152 }, + { 0.00195, 0.06912, 0.34515,-0.04445,-3.23676, 4.45185, + -1.14105,-0.52410, 0.02280, 0.03306, 0.00228 }, + { 0.00318, 0.07017, 0.32521,-0.10168,-3.12422, 4.50339, + -1.24914,-0.52400, 0.03561, 0.03643, 0.00302 }, + { 0.00422, 0.07065, 0.30503,-0.15503,-3.00969, 4.54921, + -1.35952,-0.52141, 0.04925, 0.03981, 0.00373 }, + { 0.00508, 0.07061, 0.28471,-0.20450,-2.89348, 4.58919, + -1.47197,-0.51618, 0.06370, 0.04319, 0.00440 }, + { 0.00577, 0.07007, 0.26436,-0.25013,-2.77587, 4.62321, + -1.58627,-0.50818, 0.07895, 0.04652, 0.00501 }, + { 0.00629, 0.06909, 0.24410,-0.29194,-2.65716, 4.65118, + -1.70219,-0.49727, 0.09494, 0.04979, 0.00556 }, + { 0.00666, 0.06769, 0.22400,-0.33000,-2.53764, 4.67302, + -1.81949,-0.48335, 0.11166, 0.05295, 0.00604 }, + { 0.00687, 0.06592, 0.20416,-0.36435,-2.41760, 4.68866, + -1.93791,-0.46627, 0.12904, 0.05597, 0.00642 }, + { 0.00694, 0.06383, 0.18468,-0.39506,-2.29732, 4.69806, + -2.05720,-0.44593, 0.14705, 0.05881, 0.00671 }, + { 0.00689, 0.06144, 0.16561,-0.42223,-2.17710, 4.70120, + -2.17710,-0.42223, 0.16561, 0.06144, 0.00689 }, + { 0.00671, 0.05881, 0.14705,-0.44593,-2.05720, 4.69806, + -2.29732,-0.39506, 0.18468, 0.06383, 0.00694 }, + { 0.00642, 0.05597, 0.12904,-0.46627,-1.93791, 4.68865, + -2.41759,-0.36435, 0.20416, 0.06592, 0.00687 }, + { 0.00604, 0.05295, 0.11166,-0.48334,-1.81949, 4.67301, + -2.53763,-0.33000, 0.22400, 0.06769, 0.00666 }, + { 0.00556, 0.04979, 0.09494,-0.49727,-1.70219, 4.65117, + -2.65715,-0.29194, 0.24409, 0.06909, 0.00629 }, + { 0.00501, 0.04652, 0.07894,-0.50818,-1.58627, 4.62321, + -2.77587,-0.25013, 0.26436, 0.07007, 0.00577 }, + { 0.00440, 0.04319, 0.06370,-0.51618,-1.47197, 4.58919, + -2.89348,-0.20450, 0.28471, 0.07061, 0.00508 }, + { 0.00373, 0.03981, 0.04925,-0.52141,-1.35952, 4.54921, + -3.00970,-0.15503, 0.30503, 0.07065, 0.00422 }, + { 0.00302, 0.03643, 0.03561,-0.52400,-1.24915, 4.50339, + -3.12422,-0.10168, 0.32521, 0.07017, 0.00318 }, + { 0.00228, 0.03306, 0.02280,-0.52410,-1.14105, 4.45186, + -3.23677,-0.04445, 0.34515, 0.06912, 0.00195 }, + { 0.00152, 0.02973, 0.01085,-0.52184,-1.03544, 4.39477, + -3.34704, 0.01668, 0.36471, 0.06745, 0.00054 }, + { 0.00074, 0.02646,-0.00024,-0.51738,-0.93249, 4.33226, + -3.45476, 0.08168, 0.38378, 0.06515,-0.00105 }, + {-0.00003, 0.02328,-0.01047,-0.51085,-0.83239, 4.26452, + -3.55963, 0.15053, 0.40224, 0.06216,-0.00284 }, + {-0.00080, 0.02021,-0.01983,-0.50241,-0.73529, 4.19174, + -3.66138, 0.22319, 0.41993, 0.05847,-0.00481 }, + {-0.00156, 0.01726,-0.02834,-0.49221,-0.64135, 4.11413, + -3.75974, 0.29961, 0.43674, 0.05403,-0.00696 }, + {-0.00229, 0.01445,-0.03599,-0.48040,-0.55069, 4.03188, + -3.85445, 0.37972, 0.45251, 0.04882,-0.00929 }, +}; + +const float ff_dca_quant_amp[57] = { + 4.88281250E-04, 1.46484375E-03, 2.32267031E-03, 3.28475167E-03, + 4.64534014E-03, 6.56950334E-03, 9.29068029E-03, 1.31390067E-02, + 1.85813606E-02, 2.62780134E-02, 3.71627212E-02, 5.25560267E-02, + 7.43254423E-02, 1.05112053E-01, 1.48650885E-01, 2.10224107E-01, + 2.97301769E-01, 4.20448214E-01, 5.94603539E-01, 8.40896428E-01, + 1.18920708E+00, 1.68179286E+00, 2.37841415E+00, 3.36358571E+00, + 4.75682831E+00, 6.72717142E+00, 9.51365662E+00, 1.34543428E+01, + 1.90273132E+01, 2.69086857E+01, 3.80546265E+01, 5.38173714E+01, + 7.61092529E+01, 1.07634743E+02, 1.52218506E+02, 2.15269485E+02, + 3.04437012E+02, 4.30538971E+02, 6.08874023E+02, 8.61077942E+02, + 1.21774805E+03, 1.72215588E+03, 2.43549609E+03, 3.44431177E+03, + 4.87099219E+03, 6.88862354E+03, 9.74198438E+03, 1.37772471E+04, + 1.94839688E+04, 2.75544941E+04, 3.89679375E+04, 5.51089883E+04, + 7.79358750E+04, 1.10217977E+05, 1.55871750E+05, 2.20435953E+05, + 0.00000000E+00, +}; -const int8_t ff_dca_lfe_index[16] = { - 1, 2, 2, 2, 2, 3, 2, 3, 2, 3, 2, 3, 1, 3, 2, 3 +const float ff_dca_st_coeff[34] = { + 2.69086857E+01, 2.69086857E+01, 1.34543419E+01, 6.72717142E+00, + 3.36358571E+00, 1.68179286E+00, 8.40896428E-01, 5.94603479E-01, + 4.20448214E-01, 2.97301799E-01, 2.10224107E-01, 1.48650900E-01, + 1.05112098E-01, 7.43253976E-02, 5.25560006E-02, 3.71626988E-02, + 3.12500000E-02, 2.62780003E-02, 1.85813997E-02, 1.31390002E-02, + 9.29069985E-03, 6.56950008E-03, 4.64530010E-03, 3.28480010E-03, + 2.32270011E-03, 1.64240005E-03, 1.16130000E-03, 5.80699998E-04, + 2.90299999E-04, 1.45200000E-04, 7.25999998E-05, 3.62999999E-05, + 1.82000003E-05, 0.00000000E+00, }; -const int8_t ff_dca_channel_reorder_lfe[16][9] = { - { 0, -1, -1, -1, -1, -1, -1, -1, -1 }, - { 0, 1, -1, -1, -1, -1, -1, -1, -1 }, - { 0, 1, -1, -1, -1, -1, -1, -1, -1 }, - { 0, 1, -1, -1, -1, -1, -1, -1, -1 }, - { 0, 1, -1, -1, -1, -1, -1, -1, -1 }, - { 2, 0, 1, -1, -1, -1, -1, -1, -1 }, - { 0, 1, 3, -1, -1, -1, -1, -1, -1 }, - { 2, 0, 1, 4, -1, -1, -1, -1, -1 }, - { 0, 1, 3, 4, -1, -1, -1, -1, -1 }, - { 2, 0, 1, 4, 5, -1, -1, -1, -1 }, - { 3, 4, 0, 1, 5, 6, -1, -1, -1 }, - { 2, 0, 1, 4, 5, 6, -1, -1, -1 }, - { 0, 6, 4, 5, 2, 3, -1, -1, -1 }, - { 4, 2, 5, 0, 1, 6, 7, -1, -1 }, - { 5, 6, 0, 1, 7, 3, 8, 4, -1 }, - { 4, 2, 5, 0, 1, 6, 8, 7, -1 }, +const float ff_dca_long_window[128] = { + 0.00000000E+00, 7.42882412E-06, 5.28020973E-05, 1.71007006E-04, + 3.96653224E-04, 7.63946096E-04, 1.30655791E-03, 2.05750111E-03, + 3.04900459E-03, 4.31239139E-03, 5.87796280E-03, 7.77488295E-03, + 1.00310687E-02, 1.26730874E-02, 1.57260559E-02, 1.92135461E-02, + 2.31574941E-02, 2.75781266E-02, 3.24938744E-02, 3.79213169E-02, + 4.38751020E-02, 5.03679104E-02, 5.74104004E-02, 6.50111660E-02, + 7.31767192E-02, 8.19114447E-02, 9.12176073E-02, 1.01095326E-01, + 1.11542597E-01, 1.22555278E-01, 1.34127125E-01, 1.46249816E-01, + 1.58912972E-01, 1.72104210E-01, 1.85809180E-01, 2.00011641E-01, + 2.14693516E-01, 2.29834959E-01, 2.45414421E-01, 2.61408776E-01, + 2.77793378E-01, 2.94542134E-01, 3.11627686E-01, 3.29021394E-01, + 3.46693635E-01, 3.64613682E-01, 3.82750064E-01, 4.01070446E-01, + 4.19541985E-01, 4.38131332E-01, 4.56804723E-01, 4.75528270E-01, + 4.94267941E-01, 5.12989700E-01, 5.31659782E-01, 5.50244689E-01, + 5.68711281E-01, 5.87027133E-01, 6.05160415E-01, 6.23080134E-01, + 6.40756190E-01, 6.58159554E-01, 6.75262392E-01, 6.92038059E-01, + 7.08461344E-01, 7.24508464E-01, 7.40157187E-01, 7.55386829E-01, + 7.70178556E-01, 7.84515142E-01, 7.98381269E-01, 8.11763465E-01, + 8.24650168E-01, 8.37031603E-01, 8.48900259E-01, 8.60250235E-01, + 8.71077836E-01, 8.81381273E-01, 8.91160548E-01, 9.00417745E-01, + 9.09156621E-01, 9.17382956E-01, 9.25104082E-01, 9.32328999E-01, + 9.39068437E-01, 9.45334494E-01, 9.51140642E-01, 9.56501782E-01, + 9.61433768E-01, 9.65953648E-01, 9.70079303E-01, 9.73829389E-01, + 9.77223217E-01, 9.80280578E-01, 9.83021557E-01, 9.85466540E-01, + 9.87635851E-01, 9.89549816E-01, 9.91228402E-01, 9.92691338E-01, + 9.93957877E-01, 9.95046616E-01, 9.95975435E-01, 9.96761382E-01, + 9.97420728E-01, 9.97968733E-01, 9.98419642E-01, 9.98786569E-01, + 9.99081731E-01, 9.99315977E-01, 9.99499321E-01, 9.99640644E-01, + 9.99747574E-01, 9.99826968E-01, 9.99884665E-01, 9.99925494E-01, + 9.99953628E-01, 9.99972343E-01, 9.99984324E-01, 9.99991655E-01, + 9.99995887E-01, 9.99998152E-01, 9.99999285E-01, 9.99999762E-01, + 9.99999940E-01, 1.00000000E+00, 1.00000000E+00, 1.00000000E+00, }; -const int8_t ff_dca_channel_reorder_lfe_xch[16][9] = { - { 0, 2, -1, -1, -1, -1, -1, -1, -1 }, - { 0, 1, 3, -1, -1, -1, -1, -1, -1 }, - { 0, 1, 3, -1, -1, -1, -1, -1, -1 }, - { 0, 1, 3, -1, -1, -1, -1, -1, -1 }, - { 0, 1, 3, -1, -1, -1, -1, -1, -1 }, - { 2, 0, 1, 4, -1, -1, -1, -1, -1 }, - { 0, 1, 3, 4, -1, -1, -1, -1, -1 }, - { 2, 0, 1, 4, 5, -1, -1, -1, -1 }, - { 0, 1, 4, 5, 3, -1, -1, -1, -1 }, - { 2, 0, 1, 5, 6, 4, -1, -1, -1 }, - { 3, 4, 0, 1, 6, 7, 5, -1, -1 }, - { 2, 0, 1, 4, 5, 6, 7, -1, -1 }, - { 0, 6, 4, 5, 2, 3, 7, -1, -1 }, - { 4, 2, 5, 0, 1, 7, 8, 6, -1 }, - { 5, 6, 0, 1, 8, 3, 9, 4, 7 }, - { 4, 2, 5, 0, 1, 6, 9, 8, 7 }, +const float ff_dca_lfe_step_size_16[101] = { + 2.1362956633198035E-004, 2.4414807580797754E-004, 2.7466658528397473E-004, + 2.7466658528397473E-004, 3.0518509475997192E-004, 3.3570360423596911E-004, + 3.9674062318796350E-004, 4.2725913266396069E-004, 4.5777764213995788E-004, + 5.1881466109195227E-004, 5.7985168004394665E-004, 6.1037018951994385E-004, + 6.7140720847193823E-004, 7.6296273689992981E-004, 8.2399975585192419E-004, + 9.1555528427991577E-004, 1.0071108127079073E-003, 1.0986663411358989E-003, + 1.2207403790398877E-003, 1.3428144169438765E-003, 1.4648884548478652E-003, + 1.6174810022278512E-003, 1.7700735496078372E-003, 1.9531846064638203E-003, + 2.1362956633198035E-003, 2.3499252296517838E-003, 2.5940733054597613E-003, + 2.8687398907437361E-003, 3.1434064760277108E-003, 3.4485915707876827E-003, + 3.7842951750236518E-003, 4.1810357982116153E-003, 4.6082949308755760E-003, + 5.0660725730155339E-003, 5.5543687246314890E-003, 6.1037018951994385E-003, + 6.7445905941953795E-003, 7.4159978026673177E-003, 8.1484420300912512E-003, + 8.9419232764671782E-003, 9.8574785607470940E-003, 1.0834070863979004E-002, + 1.1932737205114903E-002, 1.3122959074678793E-002, 1.4435254982146673E-002, + 1.5869624927518540E-002, 1.7456587420270394E-002, 1.9196142460402233E-002, + 2.1118808557390057E-002, 2.3224585711233862E-002, 2.5543992431409649E-002, + 2.8107547227393413E-002, 3.0915250099185155E-002, 3.4028138065736867E-002, + 3.7415692617572556E-002, 4.1169469283120215E-002, 4.5258949552903834E-002, + 4.9806207464827418E-002, 5.4780724509414958E-002, 6.0274056215094456E-002, + 6.6286202581865905E-002, 7.2908719138157288E-002, 8.0202642902920618E-002, + 8.8229010895107887E-002, 9.7048860133671075E-002, 1.0675374614703818E-001, + 1.1743522446363720E-001, 1.2918485061189611E-001, 1.4209418012024294E-001, + 1.5628528702658162E-001, 1.7191076387829218E-001, 1.8912320322275461E-001, + 2.0804467909787286E-001, 2.2882778405102694E-001, 2.5171666615802485E-001, + 2.7689443647572254E-001, 3.0457472457045198E-001, 3.3503219702749720E-001, + 3.6854152043214211E-001, 4.0537736136967073E-001, 4.4593646046327096E-001, + 4.9052400280770286E-001, 5.3956724753563035E-001, 5.9352397228919340E-001, + 6.5288247322000792E-001, 7.1816156498916595E-001, 7.9000213629566329E-001, + 8.6898403881954400E-001, 9.5590075380718409E-001, 1.0514847254860074E+000, + 1.1566209906308176E+000, 1.2722861415448470E+000, 1.3995178075502792E+000, + 1.5394756920072024E+000, 1.6934110538041323E+000, 1.8627582628864405E+000, + 2.0490432447279274E+000, 2.2539445173497725E+000, 2.4793237098300120E+000, + 2.7272865993224893E+000, 3.0000000000000000E+000 }; -const int8_t ff_dca_channel_reorder_nolfe[16][9] = { - { 0, -1, -1, -1, -1, -1, -1, -1, -1 }, - { 0, 1, -1, -1, -1, -1, -1, -1, -1 }, - { 0, 1, -1, -1, -1, -1, -1, -1, -1 }, - { 0, 1, -1, -1, -1, -1, -1, -1, -1 }, - { 0, 1, -1, -1, -1, -1, -1, -1, -1 }, - { 2, 0, 1, -1, -1, -1, -1, -1, -1 }, - { 0, 1, 2, -1, -1, -1, -1, -1, -1 }, - { 2, 0, 1, 3, -1, -1, -1, -1, -1 }, - { 0, 1, 2, 3, -1, -1, -1, -1, -1 }, - { 2, 0, 1, 3, 4, -1, -1, -1, -1 }, - { 2, 3, 0, 1, 4, 5, -1, -1, -1 }, - { 2, 0, 1, 3, 4, 5, -1, -1, -1 }, - { 0, 5, 3, 4, 1, 2, -1, -1, -1 }, - { 3, 2, 4, 0, 1, 5, 6, -1, -1 }, - { 4, 5, 0, 1, 6, 2, 7, 3, -1 }, - { 3, 2, 4, 0, 1, 5, 7, 6, -1 }, +const float ff_dca_lfe_step_size_24[144] = { + 3.5762791128491298E-006, 3.9339070241340428E-006, 4.4107442391805934E-006, + 4.7683721504655064E-006, 5.2452093655120570E-006, 5.8412558843202453E-006, + 6.4373024031284336E-006, 7.0333489219366219E-006, 7.7486047445064479E-006, + 8.4638605670762738E-006, 9.4175349971693751E-006, 1.0252000123500839E-005, + 1.1324883857355578E-005, 1.2516976894971954E-005, 1.3709069932588331E-005, + 1.5139581577727983E-005, 1.6570093222867636E-005, 1.8239023475530564E-005, + 2.0146372335716766E-005, 2.2053721195902969E-005, 2.4318697967374082E-005, + 2.6702884042606836E-005, 2.9444698029124504E-005, 3.2305721319403807E-005, + 3.5643581824729662E-005, 3.9100651633817152E-005, 4.3034558657951193E-005, + 4.7326093593370149E-005, 5.2094465743835655E-005, 5.7339675109347712E-005, + 6.3061721689906320E-005, 6.9379814789273121E-005, 7.6293954407448102E-005, + 8.3923349848192912E-005, 9.2268001111507552E-005, 1.0156632680491529E-004, + 1.1169911762465449E-004, 1.2290479217824841E-004, 1.3518335046569711E-004, + 1.4865400179076216E-004, 1.6355516476096688E-004, 1.7988683937631122E-004, + 1.9788744424431852E-004, 2.1767618866875036E-004, 2.3949149125713007E-004, + 2.6345256131321922E-004, 2.8979781744454115E-004, 3.1876567825861912E-004, + 3.5059456236297636E-004, 3.8564209766889782E-004, 4.2426591208766842E-004, + 4.6670442422681142E-004, 5.1331526199761173E-004, 5.6469447191887759E-004, + 6.2108047259813216E-004, 6.8318851985794547E-004, 7.5149545091336386E-004, + 8.2671652158695713E-004, 9.0932856909377204E-004, 1.0002852678639017E-003, + 1.1003018737199156E-003, 1.2103320610919071E-003, 1.3314487137137310E-003, + 1.4646055060154803E-003, 1.6109945310347714E-003, 1.7721655097205054E-003, + 1.9493105351102991E-003, 2.1442177467605765E-003, 2.3586752842277626E-003, + 2.5945904963720436E-003, 2.8539899413573674E-003, 3.1393770145627278E-003, + 3.4533743206708813E-003, 3.7987236736683454E-003, 4.1785245154529228E-003, + 4.5963531251374630E-003, 5.0560242004423382E-003, 5.5617100669992049E-003, + 6.1178214690472445E-003, 6.7296036159519689E-003, 7.4025401356864135E-003, + 8.1428299120461841E-003, 8.9571486660419298E-003, 9.8527681652031147E-003, + 1.0838033060793050E-002, 1.1921884050593860E-002, 1.3114096297513997E-002, + 1.4425517848195773E-002, 1.5868069633015350E-002, 1.7454864675386508E-002, + 1.9200327301064409E-002, 2.1120431556753107E-002, 2.3232462791498040E-002, + 2.5555613703204836E-002, 2.8111222757246822E-002, 3.0922297349250002E-002, + 3.4014586688826884E-002, 3.7415985753057691E-002, 4.1157608170224208E-002, + 4.5273428591898514E-002, 4.9800759530157987E-002, 5.4780847404104160E-002, + 6.0258872539862694E-002, 6.6284783635709721E-002, 7.2913297762071824E-002, + 8.0204615617348624E-002, 8.8225017574431602E-002, 9.7047578936526643E-002, + 1.0675228914645780E-001, 1.1742748229831246E-001, 1.2917031397465634E-001, + 1.4208735729305236E-001, 1.5629603341770570E-001, 1.7192568444319778E-001, + 1.8911816944100493E-001, 2.0803001022696618E-001, 2.2883310661710579E-001, + 2.5171640535788598E-001, 2.7688804589367461E-001, 3.0457679087839018E-001, + 3.3503452957088109E-001, 3.6853794676517804E-001, 4.0539174144169587E-001, + 4.4593089174400469E-001, 4.9052399283933557E-001, 5.3957635636047796E-001, + 5.9353406352210802E-001, 6.5288742219059737E-001, 7.1817609288407480E-001, + 7.8999373793527339E-001, 8.6899314749159184E-001, 9.5589243839889027E-001, + 1.0514817299225008E+000, 1.1566298194682383E+000, 1.2722928848615747E+000, + 1.3995221137430804E+000, 1.5394743131964581E+000, 1.6934218041207556E+000, + 1.8627639845328312E+000, 2.0490403233814627E+000, 2.2539444272451910E+000, + 2.4793389414952922E+000, 2.7272728356448215E+000, 2.9999998807906962E+000 }; -const int8_t ff_dca_channel_reorder_nolfe_xch[16][9] = { - { 0, 1, -1, -1, -1, -1, -1, -1, -1 }, - { 0, 1, 2, -1, -1, -1, -1, -1, -1 }, - { 0, 1, 2, -1, -1, -1, -1, -1, -1 }, - { 0, 1, 2, -1, -1, -1, -1, -1, -1 }, - { 0, 1, 2, -1, -1, -1, -1, -1, -1 }, - { 2, 0, 1, 3, -1, -1, -1, -1, -1 }, - { 0, 1, 2, 3, -1, -1, -1, -1, -1 }, - { 2, 0, 1, 3, 4, -1, -1, -1, -1 }, - { 0, 1, 3, 4, 2, -1, -1, -1, -1 }, - { 2, 0, 1, 4, 5, 3, -1, -1, -1 }, - { 2, 3, 0, 1, 5, 6, 4, -1, -1 }, - { 2, 0, 1, 3, 4, 5, 6, -1, -1 }, - { 0, 5, 3, 4, 1, 2, 6, -1, -1 }, - { 3, 2, 4, 0, 1, 6, 7, 5, -1 }, - { 4, 5, 0, 1, 7, 2, 8, 3, 6 }, - { 3, 2, 4, 0, 1, 5, 8, 7, 6 }, +const float ff_dca_bank_coeff[10] = { + 0.022810893, 0.41799772, 0.90844810, 0.99973983, + 0.068974845, 0.34675997, 0.29396889, 0.19642374, + 0.308658270, 0.038060233 }; -const uint16_t ff_dca_vlc_offs[63] = { - 0, 512, 640, 768, 1282, 1794, 2436, 3080, 3770, 4454, 5364, - 5372, 5380, 5388, 5392, 5396, 5412, 5420, 5428, 5460, 5492, 5508, - 5572, 5604, 5668, 5796, 5860, 5892, 6412, 6668, 6796, 7308, 7564, - 7820, 8076, 8620, 9132, 9388, 9910, 10166, 10680, 11196, 11726, 12240, - 12752, 13298, 13810, 14326, 14840, 15500, 16022, 16540, 17158, 17678, 18264, - 18796, 19352, 19926, 20468, 21472, 22398, 23014, 23622, +const float ff_dca_lfe_iir[5][4] = { + { -0.98618466, 1.9861259, 1.0, -1.9840510 }, + { -0.98883152, 1.9887193, 1.0, -1.9979848 }, + { -0.99252087, 1.9923381, 1.0, -1.9990897 }, + { -0.99591690, 1.9956781, 1.0, -1.9993745 }, + { -0.99872285, 1.9984550, 1.0, -1.9994639 } }; 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