X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fra144.h;h=967afe02eeec1f3f6a305c57e00b09de7caa5d50;hb=0ae3ba8daaab9b6b2679225f5d08046ffbcd6250;hp=54605baa98b2b7e4edb57352d1f9fc5ec41c8a70;hpb=b845df113c94fc3cd0699f59600eb2c0aacd329c;p=ffmpeg diff --git a/libavcodec/ra144.h b/libavcodec/ra144.h index 54605baa98b..967afe02eee 100644 --- a/libavcodec/ra144.h +++ b/libavcodec/ra144.h @@ -2,1966 +2,85 @@ * Real Audio 1.0 (14.4K) * Copyright (c) 2003 the ffmpeg project * - * This file is part of FFmpeg. + * This file is part of Libav. * - * FFmpeg is free software; you can redistribute it and/or + * Libav 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, + * Libav 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 + * License along with Libav; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ -#ifndef FFMPEG_RA144_H -#define FFMPEG_RA144_H +#ifndef AVCODEC_RA144_H +#define AVCODEC_RA144_H #include - -/* 14.4 data tables */ -static const int16_t gain_val_tab[256][9] = { - { 541, 956, 768, -1011, -811, -717, -571, -893, -576}, - { 877, 581, 568, -997, -975, -646, -752, -661, -632}, - { 675, 787, 635, -519, -838, -977, -890, -605, -789}, - { 624, 732, 668, -893, -815, -956, -762, -523, -873}, - { 623, 839, 697, -1022, -849, -571, -759, -688, -949}, - { 640, 693, 991, -867, -619, -671, -800, -940, -959}, - { 925, 687, 608, -621, -549, -817, -837, -924, -722}, - { 552, 797, 572, -861, -617, -892, -596, -621, -640}, - { 535, 832, 799, -871, -836, -649, -560, -676, -624}, - { 762, 605, 577, -902, -859, -682, -568, -716, -650}, - { 832, 561, 1003, -913, -815, -550, -676, -616, -982}, - { 590, 687, 588, -793, -679, -790, -681, -923, -677}, - { 646, 901, 732, -569, -924, -645, -816, -794, -524}, - { 828, 689, 896, -557, -725, -603, -670, -927, -784}, - { 875, 624, 848, -533, -725, -516, -748, -760, -702}, - { 571, 942, 1022, -526, -570, -941, -638, -868, -1020}, - { 824, 736, 643, -593, -517, -925, -663, -530, -808}, - { 517, 765, 512, -774, -518, -767, -523, -572, -513}, - { 562, 908, 761, -997, -836, -675, -617, -805, -566}, - { 694, 913, 675, -619, -916, -603, -941, -815, -891}, - { 704, 524, 672, -722, -925, -689, -969, -538, -883}, - { 721, 757, 558, -534, -786, -826, -1018, -561, -608}, - { 884, 551, 633, -951, -546, -681, -763, -592, -784}, - { 558, 1007, 846, -549, -923, -832, -608, -991, -699}, - { 932, 746, 777, -679, -707, -566, -849, -544, -589}, - { 566, 822, 926, -910, -513, -744, -627, -659, -839}, - { 613, 771, 611, -924, -731, -921, -733, -581, -729}, - { 737, 671, 1008, -967, -726, -661, -531, -880, -993}, - { 651, 594, 579, -757, -737, -673, -830, -691, -655}, - { 801, 636, 564, -996, -883, -702, -626, -792, -622}, - { 852, 910, 719, -757, -599, -639, -709, -809, -1012}, - { 998, 614, 575, -599, -561, -691, -974, -737, -647}, - { 665, 935, 628, -607, -816, -574, -863, -854, -771}, - { 631, 596, 829, -735, -1023, -966, -778, -694, -672}, - { 644, 926, 526, -583, -663, -953, -811, -838, -542}, - { 879, 988, 613, -848, -526, -592, -755, -953, -734}, - { 941, 692, 693, -637, -638, -939, -866, -937, -940}, - { 565, 672, 576, -742, -637, -757, -625, -882, -649}, - { 547, 628, 740, -671, -791, -909, -585, -771, -535}, - { 639, 532, 537, -665, -671, -559, -798, -554, -564}, - { 955, 604, 598, -564, -558, -706, -891, -714, -699}, - { 562, 580, 900, -637, -989, -1021, -617, -658, -791}, - { 603, 899, 621, -530, -733, -545, -712, -789, -755}, - { 746, 533, 624, -776, -909, -650, -543, -555, -761}, - { 729, 514, 735, -733, -523, -739, -519, -517, -528}, - { 853, 551, 692, -919, -577, -745, -711, -593, -936}, - { 949, 1018, 1004, -944, -931, -999, -880, -1013, -985}, - { 544, 988, 735, -525, -781, -710, -578, -954, -528}, - { 789, 782, 821, -603, -633, -628, -608, -598, -659}, - { 897, 516, 754, -906, -661, -761, -786, -521, -556}, - { 517, 702, 828, -710, -837, -568, -523, -963, -670}, - { 586, 818, 763, -937, -874, -609, -672, -654, -568}, - { 907, 652, 592, -578, -525, -754, -804, -830, -686}, - { 528, 652, 642, -673, -663, -818, -546, -830, -806}, - { 531, 708, 780, -736, -811, -540, -552, -981, -595}, - { 666, 625, 727, -813, -946, -888, -867, -763, -516}, - { 947, 727, 554, -673, -512, -787, -875, -517, -599}, - { 549, 657, 981, -705, -526, -630, -589, -843, -941}, - { 605, 920, 852, -544, -1008, -766, -716, -827, -709}, - { 624, 619, 983, -755, -599, -595, -761, -750, -944}, - { 605, 909, 547, -537, -646, -971, -715, -807, -584}, - { 690, 935, 516, -631, -697, -944, -932, -855, -521}, - { 700, 612, 853, -838, -584, -1021, -959, -732, -711}, - { 767, 832, 574, -623, -861, -933, -575, -676, -643}, - { 523, 898, 923, -919, -945, -810, -536, -789, -833}, - { 722, 958, 691, -676, -976, -647, -1020, -896, -935}, - { 613, 771, 928, -924, -556, -700, -734, -581, -842}, - { 758, 757, 584, -561, -866, -865, -562, -560, -667}, - { 512, 567, 577, -567, -577, -639, -512, -628, -650}, - { 615, 638, 698, -766, -839, -871, -739, -795, -954}, - { 574, 642, 589, -720, -660, -739, -644, -806, -677}, - { 993, 682, 878, -662, -852, -585, -963, -910, -753}, - { 539, 890, 913, -939, -963, -795, -569, -775, -815}, - { 694, 928, 544, -629, -738, -987, -941, -842, -578}, - { 805, 600, 680, -944, -535, -798, -633, -704, -905}, - { 540, 951, 782, -1004, -825, -727, -570, -884, -597}, - { 816, 950, 590, -757, -941, -548, -650, -881, -681}, - { 955, 847, 811, -790, -757, -671, -891, -700, -643}, - { 547, 883, 556, -945, -595, -960, -586, -762, -605}, - { 652, 888, 604, -565, -770, -524, -831, -770, -713}, - { 863, 585, 855, -986, -721, -978, -727, -668, -715}, - {1023, 997, 516, -997, -516, -1006, -1023, -972, -520}, - { 932, 614, 640, -560, -583, -769, -850, -738, -800}, - { 627, 564, 573, -691, -702, -631, -769, -621, -641}, - { 876, 900, 724, -770, -620, -637, -750, -792, -512}, - { 515, 857, 896, -863, -902, -750, -519, -718, -784}, - { 647, 953, 879, -602, -555, -818, -817, -888, -755}, - { 806, 854, 857, -672, -675, -715, -634, -712, -718}, - { 545, 583, 631, -621, -672, -719, -581, -664, -778}, - { 657, 601, 751, -772, -963, -882, -843, -707, -550}, - { 740, 905, 795, -654, -575, -704, -535, -801, -618}, - { 841, 1016, 568, -835, -934, -564, -691, -1009, -631}, - { 747, 589, 983, -861, -718, -566, -545, -679, -945}, - { 878, 613, 526, -526, -902, -630, -753, -736, -540}, - { 864, 723, 779, -610, -657, -550, -729, -1022, -592}, - { 534, 674, 774, -703, -808, -1019, -557, -887, -586}, - { 950, 649, 939, -602, -871, -595, -881, -824, -861}, - { 590, 703, 899, -811, -518, -618, -680, -966, -790}, - { 618, 527, 579, -637, -700, -597, -746, -543, -657}, - { 725, 647, 972, -917, -689, -615, -513, -818, -924}, - { 641, 647, 707, -810, -885, -893, -803, -817, -976}, - { 730, 663, 644, -946, -920, -835, -521, -860, -812}, - { 807, 572, 578, -902, -912, -646, -637, -639, -653}, - { 879, 611, 821, -524, -705, -979, -755, -729, -658}, - { 667, 729, 841, -951, -549, -599, -871, -519, -692}, - { 782, 585, 751, -895, -574, -859, -598, -670, -551}, - { 802, 733, 976, -574, -765, -699, -628, -525, -931}, - { 850, 871, 708, -724, -588, -602, -706, -742, -979}, - { 870, 743, 704, -632, -598, -1023, -739, -540, -970}, - { 941, 899, 585, -827, -538, -514, -866, -790, -669}, - { 943, 632, 875, -582, -806, -541, -869, -781, -749}, - {1023, 732, 638, -731, -637, -912, -1022, -523, -795}, - { 778, 753, 655, -573, -997, -965, -592, -554, -839}, - { 843, 945, 945, -779, -779, -873, -694, -873, -873}, - { 942, 969, 572, -892, -527, -542, -867, -918, -640}, - {1008, 559, 854, -551, -841, -934, -993, -612, -712}, - { 868, 729, 787, -618, -668, -560, -737, -519, -605}, - { 970, 686, 547, -650, -518, -733, -919, -919, -585}, - { 535, 635, 674, -664, -705, -836, -560, -788, -887}, - { 560, 636, 828, -696, -907, -514, -613, -790, -670}, - { 994, 592, 833, -575, -809, -964, -966, -686, -677}, - { 548, 621, 694, -665, -743, -843, -587, -755, -942}, - { 550, 801, 955, -861, -513, -748, -591, -627, -892}, - { 582, 522, 646, -594, -735, -659, -663, -533, -815}, - { 606, 625, 818, -739, -969, -999, -717, -763, -655}, - { 623, 591, 874, -720, -531, -1010, -758, -683, -746}, - { 669, 535, 1001, -700, -654, -523, -876, -559, -979}, - { 701, 938, 592, -642, -810, -542, -960, -860, -684}, - { 925, 820, 738, -741, -667, -592, -835, -657, -533}, - { 735, 790, 544, -567, -781, -840, -527, -610, -578}, - { 575, 788, 674, -886, -758, -519, -647, -607, -888}, - { 655, 783, 528, -1003, -677, -809, -840, -599, -545}, - { 527, 513, 677, -529, -699, -679, -544, -514, -897}, - { 782, 852, 940, -651, -718, -783, -597, -709, -863}, - { 578, 910, 513, -514, -581, -914, -654, -809, -515}, - { 692, 882, 734, -596, -993, -632, -937, -759, -526}, - { 586, 683, 715, -782, -818, -954, -670, -911, -999}, - { 739, 609, 717, -880, -518, -854, -534, -725, -1006}, - { 778, 773, 697, -588, -530, -527, -592, -584, -951}, - { 922, 785, 813, -707, -732, -624, -830, -602, -646}, - { 766, 651, 984, -974, -736, -626, -573, -827, -946}, - { 978, 596, 515, -569, -984, -600, -934, -694, -518}, - { 535, 757, 540, -792, -565, -799, -560, -559, -571}, - { 662, 687, 589, -890, -762, -791, -857, -924, -678}, - { 554, 536, 979, -580, -530, -512, -601, -561, -936}, - { 723, 982, 690, -694, -976, -662, -1022, -943, -932}, - { 936, 956, 527, -875, -965, -986, -856, -894, -543}, - { 590, 1002, 547, -577, -631, -536, -680, -980, -586}, - { 517, 653, 825, -660, -833, -526, -522, -834, -664}, - { 832, 592, 974, -964, -792, -564, -677, -686, -928}, - { 512, 957, 903, -957, -903, -844, -512, -894, -796}, - { 631, 545, 906, -672, -558, -965, -777, -581, -802}, - { 514, 720, 649, -723, -652, -913, -516, -1012, -824}, - { 596, 679, 694, -790, -807, -920, -693, -900, -940}, - { 617, 740, 979, -892, -590, -708, -743, -535, -936}, - { 711, 685, 877, -952, -609, -587, -987, -917, -752}, - { 655, 835, 848, -534, -542, -691, -838, -681, -702}, - { 754, 839, 698, -618, -515, -573, -556, -688, -954}, - { 871, 515, 769, -877, -655, -774, -742, -518, -578}, - { 955, 852, 573, -795, -535, -955, -892, -709, -643}, - { 640, 859, 587, -537, -735, -986, -801, -721, -674}, - { 792, 863, 554, -667, -858, -935, -612, -727, -601}, - { 843, 708, 682, -583, -562, -944, -694, -979, -910}, - { 971, 768, 552, -728, -524, -829, -921, -576, -596}, - { 891, 536, 690, -935, -601, -724, -776, -563, -931}, - {1016, 560, 663, -556, -659, -727, -1009, -614, -860}, - { 543, 870, 674, -924, -716, -573, -577, -739, -889}, - { 601, 999, 585, -586, -686, -571, -705, -975, -668}, - { 945, 966, 889, -892, -821, -840, -872, -912, -773}, - { 529, 912, 777, -943, -804, -692, -547, -812, -590}, - { 574, 1020, 714, -572, -801, -711, -643, -1016, -997}, - { 609, 922, 932, -549, -555, -840, -725, -831, -848}, - { 598, 778, 929, -909, -543, -707, -698, -592, -844}, - { 651, 772, 744, -982, -947, -561, -827, -582, -541}, - { 691, 957, 722, -646, -976, -675, -934, -894, -1020}, - { 729, 766, 984, -546, -701, -736, -520, -573, -945}, - { 547, 519, 632, -555, -675, -640, -585, -526, -780}, - { 583, 532, 922, -607, -525, -960, -664, -554, -831}, - { 633, 995, 603, -615, -745, -586, -783, -968, -710}, - { 677, 571, 874, -757, -578, -977, -896, -638, -747}, - { 602, 545, 666, -641, -783, -709, -708, -580, -866}, - { 627, 542, 875, -665, -536, -928, -769, -575, -748}, - { 672, 983, 598, -645, -786, -575, -882, -944, -700}, - { 692, 979, 730, -662, -988, -698, -937, -937, -521}, - { 668, 634, 872, -827, -569, -540, -871, -785, -742}, - { 711, 706, 674, -982, -937, -931, -988, -975, -889}, - { 739, 977, 595, -706, -860, -568, -534, -932, -691}, - { 759, 905, 763, -671, -566, -675, -563, -799, -569}, - { 756, 582, 763, -860, -563, -868, -558, -663, -568}, - { 748, 1013, 908, -741, -664, -898, -547, -1002, -805}, - { 804, 937, 950, -736, -746, -869, -631, -858, -882}, - { 785, 543, 998, -833, -766, -529, -602, -576, -973}, - { 999, 684, 942, -668, -920, -630, -975, -915, -868}, - { 626, 633, 996, -774, -609, -616, -765, -783, -970}, - { 626, 567, 835, -693, -1021, -925, -765, -628, -681}, - { 739, 571, 973, -825, -702, -543, -533, -637, -925}, - { 655, 769, 707, -984, -906, -531, -839, -577, -978}, - { 702, 952, 571, -653, -785, -532, -964, -886, -638}, - { 727, 712, 514, -1012, -730, -715, -516, -990, -516}, - { 744, 686, 741, -998, -539, -994, -541, -921, -536}, - { 731, 552, 714, -789, -1021, -772, -522, -596, -998}, - { 824, 991, 726, -798, -585, -703, -664, -959, -515}, - { 795, 615, 544, -955, -844, -653, -617, -738, -578}, - { 870, 575, 824, -978, -700, -926, -739, -646, -664}, - { 803, 832, 923, -653, -724, -750, -630, -677, -832}, - { 819, 839, 531, -671, -849, -871, -655, -688, -550}, - { 887, 786, 852, -681, -738, -654, -769, -603, -709}, - { 933, 764, 570, -696, -519, -851, -850, -570, -634}, - { 716, 906, 654, -634, -916, -579, -1003, -802, -837}, - { 784, 804, 563, -616, -864, -885, -601, -631, -620}, - { 774, 535, 876, -809, -662, -915, -585, -559, -749}, - { 807, 598, 649, -943, -1023, -758, -636, -699, -822}, - { 817, 759, 718, -606, -573, -533, -652, -563, -1008}, - { 831, 993, 846, -806, -687, -821, -675, -963, -699}, - { 858, 567, 605, -951, -1015, -670, -720, -628, -716}, - { 876, 1012, 651, -866, -557, -643, -750, -1001, -827}, - { 852, 548, 549, -913, -914, -588, -710, -587, -589}, - { 895, 1008, 871, -881, -761, -858, -782, -993, -741}, - { 892, 1000, 591, -872, -515, -578, -777, -977, -683}, - { 935, 516, 836, -944, -764, -844, -855, -521, -682}, - { 931, 612, 776, -557, -706, -929, -847, -733, -589}, - { 968, 614, 816, -581, -771, -980, -915, -738, -651}, - { 524, 777, 719, -796, -737, -546, -537, -590, -1012}, - { 549, 694, 786, -744, -843, -533, -589, -941, -603}, - { 882, 754, 534, -649, -920, -787, -759, -555, -557}, - { 597, 837, 766, -977, -895, -627, -697, -684, -574}, - { 635, 954, 704, -592, -873, -656, -788, -890, -969}, - { 803, 550, 798, -863, -626, -858, -630, -591, -622}, - { 699, 654, 798, -894, -545, -1021, -954, -837, -622}, - { 924, 767, 738, -693, -666, -553, -834, -575, -531}, - { 970, 675, 608, -639, -576, -801, -919, -890, -722}, - { 632, 706, 684, -873, -844, -944, -780, -976, -914}, - { 858, 767, 563, -643, -945, -844, -719, -574, -620}, - { 527, 765, 702, -788, -724, -525, -543, -572, -964}, - { 559, 924, 1003, -1009, -547, -905, -610, -833, -983}, - { 618, 524, 611, -633, -738, -625, -747, -536, -729}, - { 999, 942, 963, -920, -940, -886, -976, -867, -905}, - { 547, 857, 935, -916, -999, -783, -584, -718, -854}, - { 734, 926, 569, -665, -818, -515, -527, -838, -634}, - { 967, 746, 551, -705, -520, -804, -913, -544, -593}, - { 834, 633, 881, -515, -718, -545, -679, -783, -758}, - { 941, 701, 727, -645, -668, -997, -865, -961, -516}, - { 945, 564, 636, -521, -587, -701, -873, -623, -790}, - { 512, 563, 793, -563, -794, -873, -512, -619, -615}, - { 984, 556, 570, -534, -548, -620, -945, -604, -636}, - { 984, 540, 740, -519, -712, -782, -946, -570, -536}, - { 527, 764, 874, -787, -901, -652, -543, -570, -747}, - { 530, 664, 1014, -688, -525, -658, -549, -862, -1005}, - { 546, 515, 521, -550, -556, -525, -584, -519, -531}, - { 554, 934, 672, -1011, -728, -613, -600, -852, -882}, - { 598, 945, 556, -552, -650, -513, -700, -872, -603}, - { 627, 531, 733, -651, -899, -760, -769, -551, -525}, - { 576, 1020, 1014, -574, -571, -1011, -650, -1016, -1005}, - { 623, 924, 594, -563, -724, -537, -759, -835, -691}, - { 678, 909, 603, -602, -800, -536, -899, -807, -712}, - { 814, 744, 543, -592, -865, -790, -648, -541, -577} -}; - -static const uint8_t gain_exp_tab[256][9] = { - {14, 14, 14, 20, 20, 19, 21, 20, 20}, - {14, 14, 14, 20, 20, 20, 20, 21, 21}, - {14, 13, 14, 18, 20, 19, 21, 18, 21}, - {13, 13, 14, 18, 19, 19, 19, 18, 21}, - {13, 14, 13, 19, 18, 18, 19, 20, 19}, - {13, 14, 15, 19, 19, 20, 19, 21, 22}, - {13, 13, 13, 17, 17, 18, 18, 19, 19}, - {12, 14, 13, 18, 17, 19, 17, 20, 19}, - {13, 13, 13, 18, 18, 17, 19, 18, 18}, - {13, 13, 12, 18, 17, 17, 18, 19, 17}, - {13, 12, 13, 17, 17, 16, 18, 17, 18}, - {12, 13, 12, 17, 16, 17, 17, 19, 17}, - {12, 13, 13, 16, 17, 17, 17, 18, 18}, - {12, 13, 13, 16, 16, 17, 16, 19, 18}, - {12, 12, 13, 15, 16, 16, 16, 17, 18}, - {11, 13, 13, 15, 15, 17, 15, 18, 18}, - {13, 12, 13, 16, 17, 17, 18, 16, 19}, - {12, 12, 12, 16, 16, 16, 17, 16, 17}, - {13, 12, 12, 17, 17, 15, 19, 16, 16}, - {13, 12, 11, 16, 16, 14, 19, 16, 15}, - {12, 12, 12, 16, 16, 16, 17, 17, 17}, - {12, 13, 11, 16, 15, 16, 17, 18, 15}, - {12, 12, 11, 16, 14, 15, 16, 17, 15}, - {11, 13, 12, 15, 15, 16, 15, 18, 16}, - {12, 12, 12, 15, 15, 15, 16, 16, 16}, - {11, 12, 12, 15, 14, 15, 15, 16, 16}, - {11, 12, 12, 15, 15, 16, 15, 16, 17}, - {11, 12, 13, 15, 15, 16, 14, 17, 18}, - {11, 12, 11, 15, 14, 15, 15, 17, 15}, - {11, 12, 11, 15, 14, 15, 14, 17, 15}, - {11, 13, 12, 15, 14, 16, 14, 18, 17}, - {11, 12, 12, 14, 14, 16, 14, 17, 17}, - {12, 12, 12, 15, 16, 15, 17, 16, 17}, - {12, 11, 12, 15, 16, 15, 17, 15, 16}, - {12, 12, 11, 15, 15, 15, 17, 16, 15}, - {12, 12, 11, 15, 14, 14, 16, 16, 15}, - {13, 11, 11, 15, 15, 14, 18, 15, 15}, - {12, 11, 10, 15, 14, 13, 17, 15, 13}, - {11, 11, 11, 14, 14, 14, 15, 15, 14}, - {11, 11, 10, 14, 13, 13, 15, 15, 13}, - {12, 11, 12, 14, 15, 15, 16, 15, 17}, - {11, 11, 12, 14, 15, 15, 15, 15, 16}, - {11, 12, 11, 14, 14, 14, 15, 16, 15}, - {11, 11, 11, 14, 14, 14, 14, 15, 15}, - {11, 11, 12, 14, 14, 15, 14, 15, 16}, - {11, 11, 12, 14, 14, 15, 14, 15, 17}, - {11, 12, 12, 14, 14, 15, 14, 16, 16}, - {10, 12, 12, 13, 14, 15, 13, 16, 16}, - {11, 12, 11, 14, 13, 14, 14, 16, 14}, - {11, 11, 11, 14, 13, 14, 14, 15, 14}, - {10, 12, 11, 14, 13, 14, 13, 17, 14}, - {10, 12, 11, 14, 13, 14, 13, 16, 14}, - {11, 11, 11, 13, 13, 14, 14, 15, 15}, - {10, 11, 11, 13, 13, 14, 13, 15, 15}, - {10, 11, 12, 13, 14, 14, 13, 15, 16}, - {10, 11, 12, 13, 14, 15, 13, 15, 16}, - {11, 12, 11, 14, 13, 15, 14, 16, 15}, - {10, 12, 12, 14, 13, 15, 13, 17, 16}, - {10, 13, 12, 14, 14, 16, 13, 18, 16}, - {10, 12, 13, 14, 14, 16, 13, 17, 18}, - {10, 12, 11, 13, 13, 15, 13, 16, 15}, - {10, 12, 11, 13, 13, 15, 13, 16, 15}, - {10, 12, 12, 14, 13, 16, 13, 17, 16}, - {10, 12, 12, 13, 14, 16, 12, 16, 17}, - {12, 11, 12, 15, 16, 14, 17, 14, 16}, - {12, 11, 11, 14, 15, 13, 17, 14, 15}, - {11, 11, 12, 14, 14, 14, 15, 14, 16}, - {11, 11, 11, 13, 14, 14, 14, 14, 15}, - {11, 10, 11, 13, 14, 13, 15, 13, 15}, - {11, 10, 11, 13, 14, 13, 15, 13, 15}, - {12, 10, 10, 14, 14, 12, 17, 13, 13}, - {12, 10, 10, 13, 13, 11, 16, 13, 12}, - {11, 11, 11, 14, 14, 13, 15, 14, 14}, - {11, 11, 10, 13, 13, 13, 15, 14, 13}, - {11, 11, 10, 14, 12, 13, 14, 15, 13}, - {10, 12, 10, 14, 12, 13, 13, 16, 12}, - {11, 11, 11, 13, 14, 13, 14, 14, 15}, - {11, 11, 11, 13, 13, 13, 14, 14, 14}, - {10, 11, 11, 13, 13, 14, 13, 14, 15}, - {10, 11, 11, 12, 13, 13, 13, 14, 15}, - {11, 10, 11, 13, 13, 13, 14, 13, 14}, - {11, 11, 10, 13, 12, 13, 14, 14, 13}, - {11, 10, 10, 12, 12, 12, 14, 13, 13}, - {10, 10, 10, 12, 12, 12, 13, 13, 13}, - {11, 11, 10, 13, 12, 12, 14, 14, 12}, - {10, 11, 10, 13, 12, 12, 13, 14, 12}, - {10, 11, 10, 12, 11, 12, 13, 14, 12}, - {10, 11, 10, 12, 11, 12, 12, 14, 12}, - {10, 10, 11, 12, 13, 13, 13, 13, 15}, - {10, 10, 11, 12, 13, 13, 13, 13, 14}, - {10, 11, 11, 12, 12, 13, 12, 14, 14}, - {10, 11, 11, 12, 13, 13, 12, 14, 15}, - {10, 10, 11, 12, 12, 12, 12, 13, 14}, - {10, 10, 10, 11, 12, 12, 12, 13, 13}, - {10, 10, 11, 11, 12, 12, 12, 13, 14}, - { 9, 10, 11, 11, 12, 13, 11, 13, 14}, - {11, 11, 11, 13, 13, 13, 14, 15, 14}, - {10, 11, 11, 13, 12, 13, 13, 15, 14}, - {10, 11, 10, 13, 12, 13, 13, 15, 13}, - {10, 11, 11, 13, 12, 13, 12, 15, 14}, - {10, 11, 11, 13, 13, 14, 13, 15, 15}, - {10, 11, 11, 13, 13, 14, 12, 15, 15}, - {10, 11, 11, 13, 13, 14, 12, 15, 15}, - {10, 11, 12, 12, 13, 15, 12, 15, 16}, - {10, 12, 11, 14, 12, 14, 13, 16, 14}, - {10, 12, 11, 14, 12, 15, 12, 17, 14}, - {10, 12, 12, 13, 13, 15, 12, 16, 16}, - {10, 13, 12, 14, 13, 16, 12, 18, 17}, - {10, 12, 11, 13, 12, 15, 12, 16, 15}, - {10, 12, 11, 13, 12, 14, 12, 16, 15}, - {10, 12, 12, 13, 13, 15, 12, 17, 16}, - {10, 12, 12, 13, 13, 16, 12, 16, 17}, - {10, 12, 10, 13, 12, 14, 12, 16, 13}, - {10, 12, 11, 13, 12, 14, 12, 16, 14}, - {10, 12, 10, 13, 11, 13, 12, 16, 13}, - {10, 11, 11, 12, 12, 14, 12, 15, 14}, - {10, 11, 11, 12, 12, 13, 12, 14, 14}, - {10, 11, 11, 12, 12, 14, 12, 15, 15}, - { 9, 11, 11, 12, 12, 14, 11, 15, 15}, - { 9, 11, 12, 12, 13, 14, 11, 15, 16}, - {10, 12, 11, 13, 12, 15, 12, 17, 14}, - { 9, 12, 11, 13, 12, 15, 11, 17, 15}, - { 9, 12, 12, 13, 12, 15, 11, 16, 16}, - { 9, 12, 12, 13, 13, 16, 11, 17, 17}, - { 9, 12, 11, 13, 12, 15, 11, 17, 14}, - { 9, 12, 12, 13, 12, 16, 11, 17, 16}, - { 9, 12, 12, 13, 12, 15, 11, 17, 16}, - { 9, 13, 12, 13, 13, 16, 11, 18, 17}, - {12, 10, 11, 13, 14, 12, 16, 12, 14}, - {11, 10, 10, 12, 13, 12, 14, 12, 13}, - {10, 10, 11, 12, 13, 12, 13, 12, 15}, - {10, 10, 10, 12, 12, 12, 13, 12, 13}, - {11, 9, 10, 12, 13, 11, 15, 11, 13}, - {11, 10, 10, 12, 12, 11, 14, 12, 12}, - {10, 10, 9, 11, 11, 11, 13, 12, 11}, - {10, 10, 9, 11, 11, 10, 13, 12, 10}, - {10, 10, 10, 12, 12, 12, 13, 13, 13}, - {10, 10, 10, 12, 11, 12, 12, 13, 13}, - {10, 10, 10, 11, 11, 11, 12, 12, 13}, - {10, 10, 10, 11, 11, 11, 12, 12, 12}, - {10, 10, 10, 12, 11, 11, 12, 13, 12}, - {10, 10, 9, 11, 11, 11, 12, 13, 11}, - { 9, 10, 9, 11, 10, 11, 11, 12, 11}, - { 9, 10, 9, 11, 10, 11, 11, 13, 11}, - {10, 9, 11, 11, 12, 11, 13, 11, 14}, - {10, 10, 10, 11, 12, 11, 13, 12, 13}, - {10, 10, 10, 11, 12, 12, 12, 12, 13}, - { 9, 10, 10, 10, 11, 11, 11, 12, 13}, - {10, 9, 10, 11, 12, 10, 13, 11, 12}, - {10, 9, 10, 11, 11, 10, 12, 11, 12}, - { 9, 10, 10, 11, 11, 11, 11, 12, 12}, - { 9, 9, 10, 10, 10, 11, 11, 11, 12}, - { 9, 10, 10, 11, 11, 12, 11, 13, 13}, - { 9, 10, 10, 11, 11, 12, 11, 13, 13}, - { 9, 10, 11, 11, 11, 12, 11, 12, 14}, - { 9, 10, 11, 11, 11, 12, 11, 13, 14}, - { 9, 10, 10, 10, 10, 11, 11, 12, 12}, - { 9, 10, 10, 10, 10, 11, 10, 12, 13}, - { 9, 9, 10, 10, 10, 11, 10, 11, 12}, - { 9, 10, 10, 10, 10, 12, 10, 12, 13}, - {10, 11, 10, 12, 12, 13, 13, 14, 13}, - {10, 11, 10, 12, 12, 13, 12, 14, 13}, - {10, 11, 10, 12, 11, 13, 12, 15, 13}, - {10, 11, 10, 12, 11, 13, 12, 14, 13}, - {10, 10, 10, 12, 11, 12, 12, 13, 13}, - {10, 10, 10, 11, 11, 12, 12, 13, 13}, - { 9, 11, 10, 12, 11, 12, 11, 14, 13}, - { 9, 11, 10, 11, 11, 12, 11, 14, 13}, - {10, 11, 11, 12, 12, 13, 12, 14, 14}, - { 9, 11, 11, 12, 12, 13, 11, 14, 14}, - { 9, 11, 11, 11, 12, 13, 11, 14, 15}, - { 9, 11, 12, 11, 12, 14, 11, 14, 16}, - { 9, 11, 11, 12, 11, 13, 11, 14, 14}, - { 9, 11, 11, 12, 12, 13, 11, 14, 14}, - { 9, 11, 11, 11, 12, 13, 11, 14, 15}, - { 9, 11, 12, 11, 12, 14, 10, 14, 16}, - { 9, 11, 10, 12, 11, 13, 11, 15, 13}, - { 9, 11, 11, 12, 11, 14, 11, 15, 14}, - { 9, 12, 10, 12, 11, 13, 11, 16, 13}, - { 9, 11, 11, 12, 11, 14, 11, 15, 14}, - { 9, 11, 11, 12, 12, 14, 11, 15, 15}, - { 9, 11, 12, 12, 12, 15, 11, 15, 16}, - { 9, 12, 11, 12, 12, 14, 11, 16, 15}, - { 9, 12, 12, 12, 13, 15, 11, 16, 16}, - { 9, 12, 11, 13, 11, 14, 11, 17, 14}, - { 9, 12, 11, 13, 12, 15, 11, 17, 15}, - { 9, 12, 11, 12, 12, 14, 10, 16, 15}, - { 9, 12, 12, 12, 12, 15, 10, 16, 16}, - { 9, 12, 11, 13, 11, 15, 10, 17, 14}, - { 9, 13, 12, 13, 12, 16, 10, 18, 16}, - { 9, 13, 12, 13, 12, 16, 10, 18, 16}, - { 9, 12, 13, 13, 13, 16, 10, 17, 18}, - {10, 11, 10, 12, 11, 12, 12, 15, 12}, - { 9, 11, 10, 12, 10, 12, 11, 15, 12}, - { 9, 10, 10, 11, 11, 12, 11, 13, 12}, - { 9, 10, 10, 11, 10, 11, 10, 13, 12}, - { 9, 11, 10, 12, 11, 12, 11, 14, 13}, - { 9, 11, 10, 11, 11, 12, 11, 14, 13}, - { 9, 11, 10, 12, 11, 13, 10, 15, 13}, - { 9, 11, 11, 12, 11, 14, 10, 15, 14}, - { 9, 10, 10, 11, 11, 12, 10, 13, 13}, - { 9, 11, 10, 11, 10, 12, 10, 14, 12}, - { 9, 10, 10, 11, 11, 12, 10, 13, 13}, - { 9, 10, 11, 11, 11, 13, 10, 13, 14}, - { 9, 11, 11, 11, 11, 13, 10, 14, 14}, - { 9, 11, 11, 11, 12, 14, 10, 14, 15}, - { 9, 11, 11, 11, 11, 13, 10, 14, 14}, - { 9, 11, 11, 11, 11, 14, 10, 14, 15}, - { 9, 12, 10, 12, 11, 13, 11, 16, 13}, - { 9, 12, 10, 12, 11, 14, 10, 16, 13}, - { 9, 11, 11, 12, 11, 14, 10, 15, 14}, - { 9, 11, 11, 12, 12, 14, 10, 15, 15}, - { 9, 12, 11, 12, 11, 14, 10, 16, 15}, - { 9, 12, 12, 12, 12, 15, 10, 16, 16}, - { 9, 12, 11, 13, 12, 15, 10, 17, 15}, - { 9, 13, 12, 13, 12, 16, 10, 18, 17}, - { 9, 11, 10, 12, 11, 13, 10, 15, 13}, - { 9, 12, 11, 12, 11, 14, 10, 16, 14}, - { 9, 12, 11, 12, 11, 14, 10, 16, 15}, - { 9, 11, 12, 12, 12, 15, 10, 15, 16}, - { 9, 12, 11, 12, 11, 15, 10, 17, 14}, - { 9, 12, 12, 12, 12, 16, 10, 17, 16}, - { 8, 12, 11, 12, 11, 14, 9, 16, 15}, - { 8, 12, 12, 12, 12, 15, 9, 17, 16}, - {10, 9, 9, 10, 11, 10, 12, 10, 11}, - { 9, 9, 9, 10, 10, 9, 11, 10, 10}, - { 9, 10, 9, 10, 10, 10, 11, 12, 11}, - { 9, 9, 9, 10, 9, 10, 10, 11, 10}, - { 9, 9, 10, 10, 10, 11, 11, 11, 12}, - { 9, 9, 10, 9, 10, 10, 10, 10, 12}, - { 9, 9, 9, 9, 9, 10, 10, 11, 11}, - { 8, 9, 9, 9, 9, 10, 9, 11, 11}, - { 9, 10, 9, 10, 10, 11, 10, 12, 11}, - { 8, 10, 9, 10, 9, 10, 9, 12, 11}, - { 8, 10, 10, 10, 9, 11, 9, 12, 12}, - { 8, 9, 10, 9, 10, 11, 9, 11, 13}, - { 9, 9, 9, 9, 9, 9, 10, 10, 10}, - { 7, 8, 8, 7, 7, 7, 7, 8, 8}, - { 8, 10, 9, 9, 9, 10, 8, 12, 11}, - { 8, 9, 9, 8, 8, 10, 8, 10, 11}, - { 9, 11, 10, 11, 10, 12, 10, 15, 12}, - { 9, 11, 10, 11, 10, 13, 10, 15, 12}, - { 9, 10, 10, 10, 10, 12, 10, 13, 13}, - { 8, 10, 11, 10, 11, 13, 9, 13, 14}, - { 9, 11, 10, 11, 10, 13, 10, 15, 13}, - { 9, 11, 11, 11, 11, 14, 10, 15, 14}, - { 8, 11, 11, 11, 11, 13, 9, 14, 14}, - { 8, 11, 12, 11, 11, 14, 9, 15, 16}, - { 8, 10, 9, 10, 9, 11, 9, 13, 11}, - { 8, 11, 10, 11, 10, 12, 9, 14, 13}, - { 8, 11, 10, 10, 10, 12, 9, 14, 13}, - { 8, 10, 11, 10, 11, 13, 9, 13, 14}, - { 8, 12, 11, 11, 10, 14, 9, 16, 14}, - { 8, 12, 11, 11, 11, 14, 9, 16, 15}, - { 8, 11, 10, 10, 10, 12, 9, 14, 13}, - { 8, 11, 10, 10, 10, 13, 8, 14, 13} -}; - -static const int8_t etable1[128][40]={ - { - 38, -4, 15, -4, 14, -13, 12, -11, -2, -6, - -6, -11, -45, -16, -11, -13, -7, 6, -12, 4, - -20, 3, -16, 12, -1, 12, 46, 24, 0, 33, - 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-20, -19, -2, -8, 5, 7, 25, 13, 5, 5, - 6, 5, 2, -12, 31, 15, 23, -1, 12, 8, - }, { - 57, -26, 22, -7, -14, -28, -14, -3, -35, 0, - 3, 1, -11, 16, -18, -10, -4, -31, -15, -28, - -14, -23, -1, -21, 7, -2, 11, -1, 3, -1, - 18, 9, 10, 13, 49, 24, 8, 14, 2, 16, - }, { - 25, 15, 22, 11, 18, 4, 15, -22, 8, -2, - -17, -9, -48, -20, -30, -17, -16, 11, -1, 16, - 2, 10, -5, 26, -2, -4, 22, 0, 2, 10, - -6, 13, -14, 10, -23, 0, 10, -2, 1, 0, - }, { - 47, 3, 11, -6, 15, -13, 2, -38, -6, -13, - -15, -22, -40, -28, -28, 0, -5, 8, 10, 15, - 7, 7, -4, 13, -1, -14, 9, -14, 0, 2, - 4, 18, -7, 36, -6, 8, -3, 13, -7, 8, - }, { - 14, 7, 36, 13, 10, 10, 18, 0, 0, 5, - -25, -8, -43, 0, -48, -18, -27, 0, -12, 3, - -7, -6, -7, 13, -15, -5, 11, -3, 0, 2, - 0, -12, -6, 10, 0, 23, 22, 11, 26, 12, - }, { - 36, -5, 24, -4, 7, -7, 6, -17, -14, -5, - -22, -22, -35, -8, -46, -1, -17, -3, 0, 2, - -2, -10, -5, 0, -14, -15, -2, -18, -2, -4, - 11, -7, 1, 36, 18, 32, 7, 27, 17, 20, - }, { - 33, 13, 29, 24, 1, 1, -2, -18, 0, 9, - 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3, 5, 9, 7, -15, 1, -5, -13, -2, -12, - -5, -2, 21, 23, 2, 16, 0, -5, 6, -13, - 23, -3, 32, -10, 15, -8, -44, -28, -9, -37, - 2, -13, 9, 15, 12, 27, 7, 12, 0, 11, - }, { - -44, 6, -30, -8, 9, 10, 11, 14, 23, -5, - 8, -4, 14, -12, 37, 14, 12, 26, 4, 16, - -8, 16, -9, 7, -6, 19, 12, 25, -5, 24, - -15, -13, -8, -36, -34, -31, -1, -18, -4, -18, - }, { - -22, -5, -42, -26, 6, -8, -1, -2, 9, -17, - 10, -18, 21, -19, 39, 31, 23, 23, 16, 15, - -2, 12, -7, -6, -5, 9, -1, 10, -7, 16, - -4, -9, 0, -10, -17, -22, -16, -2, -14, -9, - }, { - -55, -1, -17, -6, 1, 16, 15, 35, 15, 2, - 0, -4, 19, 8, 20, 13, 1, 14, -7, 3, - -18, 0, -10, -5, -19, 19, 0, 21, -8, 16, - -9, -39, 0, -36, -10, -7, 9, -4, 20, -5, - }, { - -33, -13, -29, -24, -1, -1, 2, 18, 0, -9, - 3, -17, 27, 0, 21, 30, 12, 11, 5, 2, - -12, -4, -9, -19, -18, 9, -13, 6, -11, 8, - 2, -35, 8, -10, 7, 1, -4, 11, 10, 2, - }, { - -36, 5, -24, 4, -7, 7, -6, 17, 14, 5, - 22, 22, 35, 8, 46, 1, 17, 3, 0, -2, - 2, 10, 5, 0, 14, 15, 2, 18, 2, 4, - -11, 7, -1, -36, -18, -32, -7, -27, -17, -20, - 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-12, -35, -1, -13, -24, 0, 3, 0, 22, -4, - }, { - -46, 6, -21, -8, 2, 16, 5, 8, 11, -4, - -8, -15, 24, -4, 2, 26, 3, 16, 16, 14, - 9, 2, 1, -4, -19, -7, -36, -17, -9, -13, - 0, -31, 5, 12, -7, 8, -11, 15, 13, 4, - }, { - -49, 24, -16, 20, -2, 26, -2, 7, 25, 10, - 11, 25, 32, 3, 27, -2, 8, 8, 11, 9, - 24, 17, 16, 14, 13, -2, -20, -5, 4, -17, - -14, 12, -3, -13, -33, -25, -14, -23, -15, -19, - }, { - -27, 12, -28, 2, -6, 7, -15, -9, 11, -1, - 13, 11, 40, -4, 29, 14, 19, 5, 23, 8, - 30, 13, 17, 0, 14, -12, -34, -20, 2, -25, - -2, 16, 4, 12, -15, -16, -29, -7, -24, -10, - }, { - -60, 16, -3, 22, -10, 32, 0, 28, 17, 18, - 3, 25, 37, 23, 10, -3, -2, -3, 0, -3, - 14, 0, 14, 1, 0, -2, -32, -9, 1, -25, - -7, -13, 5, -13, -8, -1, -2, -8, 10, -6, - }, { - -38, 4, -15, 4, -14, 13, -12, 11, 2, 6, - 6, 11, 45, 16, 11, 13, 7, -6, 12, -4, - 20, -3, 16, -12, 1, -12, -46, -24, 0, -33, - 3, -9, 12, 12, 8, 7, -17, 6, 0, 2 - } -}; - -static const int8_t etable2[128][40]={ - { - 73, -32, -60, -15, -26, 59, 2, -33, 30, -10, - 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-34, -31, -20, 7, 58, -5, 5, -2, -38, 12, - -2, 1, -1, 26, -5, 23, 21, 6, -8, -11, - }, { - -34, 6, 18, 55, 15, 11, 21, -16, -8, 16, - -6, -16, -5, 4, 35, 24, 10, 12, 43, 1, - -43, -47, -14, -8, 43, 5, -10, 34, -39, 18, - -22, 16, 17, 42, -13, 19, -1, 3, -14, -20, - }, { - -5, -7, 7, 4, 9, 0, 21, -28, 6, 48, - -2, 14, 15, -20, 5, 0, 27, 14, 32, 28, - 5, -32, 2, -6, 32, -3, 12, 5, -8, 25, - 14, 4, -12, -11, 4, 47, 45, 22, -22, 2, - }, { - -74, 12, 30, 42, 30, -14, 16, -23, -29, 19, - -20, 21, 7, -1, 19, 17, 14, 10, 43, 27, - -3, -48, 8, -22, 16, 7, -4, 42, -9, 31, - -6, 20, 6, 4, -3, 43, 22, 20, -28, -5, - }, { - -10, -3, 4, 18, 15, -27, 24, -13, 24, 51, - 34, -47, -12, -28, 21, 19, 27, -16, 15, -30, - -17, -12, -12, 0, 36, -10, -7, -27, -37, 16, - 15, 22, -3, 4, -31, -1, 42, -7, 18, 9, - }, { - -79, 17, 27, 56, 36, -41, 19, -8, -10, 22, - 15, -39, -20, -9, 35, 35, 15, -20, 26, -31, - -26, -27, -6, -15, 20, 0, -23, 8, -38, 22, - -5, 38, 15, 20, -39, -4, 18, -9, 13, 1, - }, { - -50, 3, 16, 5, 30, -53, 19, -20, 3, 55, - 19, -8, 0, -34, 5, 11, 32, -18, 15, -4, - 22, -13, 10, -13, 9, -8, 0, -19, -7, 29, - 31, 26, -13, -33, -21, 22, 65, 9, 4, 23, - }, { - -119, 24, 39, 44, 51, -66, 14, -15, -31, 26, - 1, 0, -7, -16, 19, 28, 19, -22, 26, -4, - 13, -28, 16, -29, -5, 1, -16, 16, -8, 35, - 10, 42, 4, -17, -29, 19, 42, 7, 0, 15, - }, { - 31, -28, 6, -16, -16, 50, -31, -14, 0, 6, - 36, 17, 0, 0, -29, -14, 11, 18, 20, -25, - -6, -33, -19, 20, 43, 21, 21, -14, -55, 0, - -32, -40, -42, 39, 1, -8, -14, 8, -6, -3, - }, { - -37, -8, 29, 22, 4, 37, -36, -9, -34, -22, - 17, 24, -8, 18, -15, 2, -1, 14, 31, -25, - -15, -48, -13, 4, 28, 31, 5, 21, -57, 4, - -53, -24, -23, 55, -6, -12, -37, 6, -11, -11, - }, { - -7, -22, 18, -29, -1, 25, -36, -21, -20, 9, - 22, 56, 11, -6, -45, -21, 15, 16, 20, 1, - 33, -34, 2, 6, 17, 23, 28, -6, -25, 12, - -16, -37, -53, 1, 11, 15, 8, 25, -20, 11, - }, { - -76, -1, 41, 9, 19, 12, -41, -17, -55, -18, - 3, 63, 3, 12, -30, -5, 3, 12, 31, 0, - 24, -49, 8, -9, 1, 33, 12, 29, -27, 18, - -37, -21, -34, 17, 3, 11, -14, 23, -25, 2, - }, { - -13, -17, 15, -15, 3, -1, -33, -7, -1, 12, - 58, -5, -15, -13, -29, -3, 16, -13, 4, -57, - 10, -13, -11, 13, 21, 15, 9, -40, -55, 3, - -14, -19, -44, 17, -24, -32, 5, -4, 21, 18, - }, { - -82, 3, 38, 23, 24, -15, -38, -2, -37, -15, - 39, 2, -23, 4, -15, 12, 3, -17, 15, -58, - 1, -29, -6, -2, 5, 26, -7, -4, -56, 9, - -35, -3, -25, 33, -32, -36, -17, -7, 15, 9, - }, { - -52, -10, 27, -27, 18, -26, -38, -14, -23, 16, - 44, 33, -3, -20, -45, -10, 20, -15, 3, -31, - 50, -14, 10, 0, -5, 17, 15, -32, -24, 16, - 1, -15, -55, -20, -14, -8, 29, 12, 7, 32, - }, { - -121, 9, 50, 10, 40, -40, -43, -9, -58, -12, - 25, 41, -11, -2, -31, 5, 8, -19, 15, -32, - 41, -30, 16, -16, -20, 28, 0, 3, -26, 22, - -19, 0, -36, -4, -22, -12, 6, 9, 1, 24, - }, { - 36, -18, 24, 3, -28, 7, -16, 13, 26, 41, - 24, -1, 5, -26, -3, -12, 27, 46, 27, -10, - -24, -34, -10, -8, 49, 2, 34, 0, -51, -12, - -17, -38, -25, 56, 0, 0, 22, -3, -20, -22, - }, { - -32, 2, 47, 42, -7, -5, -21, 18, -9, 12, - 5, 5, -2, -8, 10, 4, 14, 42, 38, -10, - -33, -49, -5, -24, 33, 12, 17, 35, -52, -6, - -38, -22, -7, 72, -7, -3, 0, -6, -25, -30, - }, { - -2, -11, 36, -9, -13, -17, -21, 6, 5, 45, - 10, 36, 18, -33, -19, -19, 31, 44, 27, 15, - 16, -34, 11, -22, 22, 4, 40, 7, -21, 0, - -1, -35, -36, 18, 10, 24, 46, 12, -34, -8, - }, { - -71, 9, 59, 29, 8, -30, -26, 11, -30, 16, - -8, 44, 9, -14, -5, -2, 19, 40, 38, 15, - 7, -50, 17, -38, 7, 14, 24, 43, -22, 6, - -22, -19, -17, 34, 2, 20, 23, 10, -39, -16, - }, { - -8, -6, 33, 4, -7, -44, -18, 21, 23, 48, - 46, -24, -9, -40, -3, -1, 32, 13, 11, -43, - -7, -14, -3, -15, 26, -3, 21, -26, -50, -8, - 0, -16, -27, 34, -25, -23, 43, -17, 6, -1, - }, { - -77, 13, 56, 43, 13, -57, -23, 26, -11, 19, - 27, -16, -17, -22, 10, 15, 19, 10, 22, -43, - -16, -30, 2, -31, 11, 6, 5, 9, -52, -2, - -20, 0, -8, 50, -33, -27, 19, -19, 1, -9, - }, { - -47, 0, 45, -7, 7, -69, -23, 13, 2, 51, - 32, 14, 3, -47, -19, -8, 37, 11, 10, -16, - 32, -15, 19, -29, 0, -1, 28, -18, -20, 4, - 16, -13, -38, -3, -15, 0, 66, 0, -7, 13, - }, { - -116, 20, 68, 30, 28, -83, -28, 18, -32, 22, - 13, 21, -5, -28, -5, 7, 24, 8, 22, -17, - 23, -30, 25, -45, -15, 9, 11, 18, -22, 10, - -4, 2, -19, 12, -23, -3, 43, -2, -12, 4, - }, { - 72, -13, -29, -18, 4, 90, 37, -34, 4, -1, - 13, -9, -6, 11, 2, 24, -13, 3, -7, -11, - -4, 4, -42, 25, 31, -1, -8, -29, -6, 17, - -19, 2, -10, -6, 38, 22, -42, -19, -6, -11, - }, { - 3, 7, -6, 20, 25, 77, 32, -29, -31, -30, - -4, -2, -14, 29, 16, 40, -26, 0, 3, -12, - -13, -10, -36, 9, 15, 8, -24, 6, -7, 22, - -40, 17, 8, 9, 31, 18, -66, -22, -11, -19, - }, { - 32, -6, -17, -31, 19, 65, 33, -41, -16, 1, - 0, 29, 6, 4, -13, 17, -9, 1, -8, 14, - 35, 3, -19, 11, 4, 0, -1, -21, 23, 30, - -3, 5, -20, -44, 48, 46, -19, -3, -20, 3, - }, { - -36, 13, 5, 7, 40, 51, 28, -36, -52, -27, - -18, 36, -2, 22, 0, 33, -21, -2, 3, 13, - 26, -11, -14, -4, -10, 10, -18, 14, 22, 36, - -24, 21, -1, -28, 40, 42, -42, -5, -25, -5, - }, { - 27, -1, -20, -17, 24, 38, 35, -26, 1, 4, - 35, -32, -21, -3, 2, 35, -8, -29, -24, -44, - 12, 24, -34, 18, 8, -7, -21, -55, -5, 21, - -2, 23, -11, -28, 13, -1, -22, -33, 21, 10, - }, { - -41, 18, 2, 21, 45, 24, 30, -21, -33, -24, - 17, -24, -29, 15, 16, 51, -21, -33, -13, -45, - 3, 8, -28, 2, -7, 2, -37, -19, -7, 27, - -22, 39, 7, -12, 5, -5, -45, -35, 15, 1, - }, { - -12, 4, -8, -29, 39, 12, 30, -33, -19, 8, - 21, 6, -8, -9, -13, 28, -4, -31, -24, -18, - 52, 23, -12, 4, -18, -5, -14, -47, 24, 34, - 14, 27, -22, -66, 22, 22, 1, -16, 6, 24, - }, { - -81, 25, 14, 8, 61, 0, 25, -28, -54, -20, - 3, 14, -17, 8, 0, 44, -16, -35, -13, -18, - 43, 7, -6, -11, -33, 4, -30, -11, 22, 40, - -6, 43, -3, -50, 14, 18, -22, -18, 1, 16, - }, { - 77, -2, -11, 1, -7, 47, 52, -5, 29, 33, - 1, -28, 0, -15, 28, 26, 2, 30, 0, 2, - -22, 4, -33, -3, 36, -21, 3, -15, -2, 5, - -4, 4, 6, 9, 37, 31, -5, -32, -20, -30, - }, { - 8, 17, 10, 40, 13, 34, 47, 0, -5, 4, - -16, -21, -8, 2, 42, 43, -10, 26, 10, 2, - -31, -11, -27, -19, 21, -10, -12, 20, -3, 11, - -25, 20, 25, 25, 29, 28, -28, -34, -25, -38, - }, { - 37, 3, 0, -10, 7, 22, 48, -12, 8, 36, - -12, 9, 12, -22, 12, 19, 6, 28, 0, 29, - 18, 3, -11, -17, 10, -18, 10, -7, 27, 18, - 11, 7, -3, -28, 47, 55, 18, -15, -34, -16, - }, { - -31, 24, 23, 27, 29, 9, 43, -8, -26, 7, - -30, 17, 4, -3, 26, 35, -5, 24, 10, 28, - 9, -12, -5, -33, -5, -8, -5, 29, 26, 24, - -9, 23, 14, -12, 39, 52, -5, -18, -39, -24, - }, { - 32, 8, -3, 2, 13, -4, 50, 1, 27, 39, - 23, -51, -15, -30, 27, 37, 7, -1, -17, -29, - -5, 23, -25, -10, 14, -26, -8, -41, -1, 9, - 13, 26, 5, -12, 12, 7, 14, -45, 6, -9, - }, { - -36, 29, 19, 41, 34, -18, 45, 6, -8, 10, - 5, -43, -23, -11, 42, 53, -5, -5, -6, -30, - -14, 8, -20, -26, -1, -16, -25, -4, -3, 15, - -7, 41, 23, 3, 4, 3, -8, -48, 1, -17, - }, { - -7, 15, 9, -9, 28, -29, 45, -5, 6, 43, - 9, -12, -2, -36, 12, 30, 11, -3, -17, -3, - 34, 22, -3, -24, -12, -24, -2, -32, 28, 22, - 29, 29, -5, -50, 21, 31, 38, -29, -7, 5, - }, { - -76, 35, 31, 28, 49, -43, 40, 0, -29, 14, - -8, -5, -10, -18, 26, 46, 0, -7, -6, -3, - 25, 7, 2, -40, -28, -14, -18, 3, 27, 28, - 8, 45, 13, -34, 13, 27, 15, -31, -12, -3, - }, { - 74, -17, 0, -31, -18, 73, -5, 0, 3, -5, - 25, 12, -3, -1, -22, 3, -9, 33, -12, -24, - 6, 2, -33, 9, 21, 5, 20, -27, -19, -7, - -34, -37, -34, 22, 44, 0, -41, -29, -17, -21, - }, { - 5, 3, 21, 7, 2, 60, -10, 5, -32, -34, - 7, 20, -11, 16, -8, 20, -21, 29, -1, -24, - -2, -13, -27, -6, 5, 15, 3, 8, -21, -1, - -55, -21, -15, 38, 37, -3, -65, -32, -23, -30, - }, { - 35, -10, 11, -44, -3, 48, -10, -6, -17, -2, - 11, 51, 8, -8, -38, -3, -4, 31, -12, 2, - 46, 1, -10, -4, -5, 7, 26, -19, 10, 5, - -18, -34, -45, -15, 54, 24, -18, -13, -31, -7, - }, { - -33, 10, 34, -5, 17, 35, -15, -1, -53, -30, - -6, 59, 0, 10, -24, 13, -17, 27, -1, 1, - 37, -13, -4, -20, -20, 18, 10, 16, 8, 11, - -39, -18, -26, 0, 46, 20, -41, -15, -37, -15, - }, { - 29, -5, 7, -30, 1, 21, -7, 7, 0, 0, - 47, -9, -18, -15, -22, 14, -4, 0, -28, -57, - 23, 21, -25, 2, -1, 0, 7, -53, -19, -3, - -17, -15, -36, 0, 19, -24, -21, -43, 9, 0, - }, { - -39, 14, 30, 8, 22, 8, -12, 12, -34, -27, - 29, -2, -26, 2, -8, 31, -16, -3, -17, -57, - 14, 6, -19, -13, -16, 10, -8, -17, -20, 2, - -38, 0, -17, 16, 11, -27, -44, -45, 4, -8, - }, { - -9, 1, 20, -43, 17, -3, -12, 0, -20, 4, - 33, 29, -6, -22, -38, 7, 0, -1, -29, -30, - 63, 21, -3, -11, -27, 1, 14, -45, 10, 9, - -1, -12, -47, -37, 28, 0, 2, -26, -4, 13, - }, { - -78, 21, 43, -4, 38, -17, -17, 5, -55, -24, - 15, 36, -14, -4, -24, 24, -12, -5, -17, -31, - 54, 5, 2, -27, -43, 12, -2, -9, 9, 15, - -22, 3, -28, -21, 20, -3, -20, -28, -9, 5, - }, { - 80, -6, 16, -11, -30, 30, 9, 28, 28, 29, - 13, -6, 2, -28, 3, 5, 7, 60, -5, -9, - -11, 1, -24, -19, 27, -13, 32, -13, -15, -19, - -19, -35, -17, 39, 43, 9, -4, -42, -32, -41, - }, { - 11, 14, 39, 27, -9, 17, 4, 33, -6, 0, - -4, 1, -5, -10, 17, 22, -5, 57, 5, -9, - -20, -13, -18, -35, 11, -3, 16, 22, -17, -13, - -40, -19, 1, 55, 35, 5, -27, -44, -37, -49, - }, { - 40, 0, 28, -24, -14, 5, 4, 21, 7, 33, - 0, 32, 15, -35, -12, -1, 11, 58, -5, 16, - 28, 0, -1, -33, 0, -11, 39, -5, 14, -6, - -3, -31, -28, 1, 53, 33, 19, -25, -46, -26, - }, { - -28, 20, 51, 14, 6, -7, 0, 26, -27, 4, - -18, 40, 6, -16, 1, 15, 0, 55, 5, 16, - 19, -14, 3, -49, -14, -1, 22, 30, 12, 0, - -24, -15, -9, 17, 45, 29, -4, -28, -51, -35, - }, { - 34, 4, 25, -10, -9, -21, 7, 36, 26, 36, - 35, -28, -12, -42, 3, 16, 12, 28, -21, -42, - 5, 21, -16, -26, 4, -19, 19, -39, -15, -15, - -1, -13, -19, 17, 17, -14, 15, -55, -4, -19, - }, { - -34, 25, 48, 28, 11, -34, 2, 41, -9, 7, - 17, -21, -20, -24, 17, 33, 0, 24, -10, -42, - -3, 5, -10, -42, -11, -8, 3, -3, -16, -9, - -22, 2, 0, 33, 10, -18, -7, -58, -10, -28, - }, { - -4, 11, 37, -23, 5, -46, 2, 29, 5, 39, - 21, 9, 0, -49, -12, 9, 16, 26, -22, -15, - 45, 20, 5, -40, -22, -17, 26, -31, 14, -2, - 14, -10, -30, -20, 27, 9, 39, -39, -18, -5, - }, { - -73, 32, 60, 15, 26, -59, -2, 33, -30, 10, - 3, 17, -8, -30, 1, 26, 4, 22, -10, -16, - 36, 5, 11, -56, -37, -6, 10, 5, 13, 3, - -6, 5, -11, -4, 19, 5, 16, -41, -24, -13 - } -}; - -static const uint32_t ftable1[128]={ - 314527, 295599, 293848, 280320, 336779, 291703, 297354, 266749, - 325815, 305109, 310555, 294891, 349515, 300052, 313812, 278588, - 326231, 348357, 322076, 347246, 335655, 327567, 314037, 310198, - 343640, 370152, 349471, 382719, 353433, 344311, 338152, 333632, - 314810, 285147, 304708, 279643, 319779, 271292, 295149, 257376, - 338219, 302387, 335244, 302877, 343236, 285341, 321676, 274547, - 316321, 320899, 325378, 333870, 309279, 291473, 302532, 288065, - 344907, 351169, 369278, 382224, 334752, 312711, 335747, 316511, - 316511, 335747, 312711, 334752, 382224, 369278, 351169, 344907, - 288065, 302532, 291473, 309279, 333870, 325378, 320899, 316321, - 274547, 321676, 285341, 343236, 302877, 335244, 302387, 338219, - 257376, 295149, 271292, 319779, 279643, 304708, 285147, 314810, - 333632, 338152, 344311, 353433, 382719, 349471, 370152, 343640, - 310198, 314037, 327567, 335655, 347246, 322076, 348357, 326231, - 278588, 313812, 300052, 349515, 294891, 310555, 305109, 325815, - 266749, 297354, 291703, 336779, 280320, 293848, 295599, 314527 -}; - -static const uint32_t ftable2[128]={ - 194793, 214093, 222075, 221325, 210734, 211641, 211270, 192855, - 198561, 223821, 229577, 234105, 209600, 214643, 211594, 196292, - 191722, 221201, 215984, 227369, 222035, 236618, 220978, 209746, - 183193, 212405, 205343, 219484, 203652, 219140, 204153, 198495, - 163695, 194973, 186057, 210587, 188197, 215336, 197004, 205097, - 167090, 204380, 192189, 224334, 189091, 221215, 199256, 211624, - 167150, 210594, 190109, 228813, 205750, 260616, 215853, 240851, - 162492, 205131, 184310, 223583, 192669, 241298, 202170, 227169, - 227169, 202170, 241298, 192669, 223583, 184310, 205131, 162492, - 240851, 215853, 260616, 205750, 228813, 190109, 210594, 167150, - 211624, 199256, 221215, 189091, 224334, 192189, 204380, 167090, - 205097, 197004, 215336, 188197, 210587, 186057, 194973, 163695, - 198495, 204153, 219140, 203652, 219484, 205343, 212405, 183193, - 209746, 220978, 236618, 222035, 227369, 215984, 221201, 191722, - 196292, 211594, 214643, 209600, 234105, 229577, 223821, 198561, - 192855, 211270, 211641, 210734, 221325, 222075, 214093, 194793 -}; - -static const int16_t energy_tab[63]={ - 0, 6, 16, 18, 20, 23, 25, 29, - 32, 36, 41, 46, 51, 57, 65, 73, - 81, 91, 103, 115, 129, 145, 163, 183, - 205, 230, 259, 290, 326, 365, 410, 460, - 516, 579, 650, 730, 819, 919, 1031, 1157, - 1298, 1456, 1634, 1833, 2057, 2308, 2590, 2906, - 3261, 3659, 4105, 4606, 5168, 5799, 6507, 7301, - 8192, 9191, 10313, 11571, 12983, 14567, 16345 -}; - -static const int16_t lpc_refl_cb1[127]={ - -4041, -4029, -4018, -4008, -3998, -3988, -3977, -3966, - -3954, -3942, -3930, -3918, -3906, -3892, -3879, -3866, - -3852, -3839, -3825, -3810, -3795, -3779, -3764, -3748, - -3731, -3715, -3699, -3683, -3666, -3649, -3631, -3613, - -3594, -3574, -3555, -3534, -3513, -3491, -3468, -3444, - -3420, -3396, -3372, -3346, -3321, -3295, -3268, -3240, - -3212, -3183, -3153, -3122, -3090, -3056, -3021, -2983, - -2944, -2903, -2863, -2817, -2772, -2724, -2676, -2620, - -2565, -2505, -2445, -2387, -2328, -2265, -2202, -2137, - -2072, -2006, -1941, -1874, -1808, -1734, -1660, -1584, - -1508, -1428, -1348, -1267, -1185, -1090, -994, -896, - -798, -699, -600, -487, -374, -242, -110, 21, - 152, 300, 447, 584, 720, 851, 982, 1105, - 1229, 1342, 1456, 1569, 1682, 1799, 1916, 2023, - 2130, 2242, 2353, 2474, 2595, 2724, 2853, 2986, - 3118, 3240, 3363, 3475, 3588, 3701, 3814 -}; - -static const int16_t lpc_refl_cb2[63]={ - -3091, -2739, -2386, -2129, -1871, -1648, -1425, -1223, - -1021, -835, -649, -483, -316, -168, -20, 123, - 267, 406, 544, 677, 810, 937, 1065, 1185, - 1305, 1420, 1534, 1645, 1756, 1863, 1970, 2071, - 2171, 2265, 2359, 2448, 2536, 2618, 2700, 2777, - 2854, 2925, 2996, 3064, 3133, 3198, 3263, 3324, - 3386, 3442, 3499, 3551, 3603, 3652, 3701, 3745, - 3789, 3829, 3870, 3908, 3947, 3983, 4020 -}; - -static const int16_t lpc_refl_cb3[63]={ - -3525, -3410, -3295, -3188, -3081, -2985, -2890, -2793, - -2696, -2603, -2511, -2419, -2328, -2238, -2149, -2064, - -1979, -1898, -1817, -1737, -1658, -1578, -1498, -1420, - -1341, -1265, -1188, -1110, -1032, -954, -876, -798, - -721, -641, -561, -478, -394, -311, -228, -141, - -54, 32, 119, 208, 296, 390, 484, 584, - 683, 789, 895, 1009, 1123, 1248, 1373, 1512, - 1651, 1808, 1965, 2162, 2360, 2607, 2854 -}; - -static const int16_t lpc_refl_cb4[31]={ - -1845, -1451, -1057, -790, -522, -300, -77, 111, - 301, 474, 647, 811, 975, 1130, 1285, 1434, - 1582, 1727, 1873, 2018, 2163, 2308, 2452, 2594, - 2735, 2876, 3017, 3158, 3299, 3434, 3569 -}; - -static const int16_t lpc_refl_cb5[31]={ - -2691, -2439, -2187, -1987, -1788, -1611, -1435, -1276, - -1118, -977, -837, -704, -571, -444, -316, -188, - -59, 71, 201, 336, 470, 614, 759, 918, - 1077, 1267, 1457, 1682, 1908, 2201, 2495 -}; - -static const int16_t lpc_refl_cb6[15]={ - -1372, -923, -474, -170, 133, 383, 632, 866, - 1100, 1335, 1571, 1823, 2075, 2374, 2672 -}; - -static const int16_t lpc_refl_cb7[15]={ - -2389, -2088, -1787, -1509, -1231, -974, -717, -478, - -239, -2, 234, 502, 770, 1122, 1474 -}; - -static const int16_t lpc_refl_cb8[15]={ - -1569, -1217, -864, -580, -296, -47, 200, 435, - 670, 911, 1151, 1430, 1709, 2047, 2385 -}; - -static const int16_t lpc_refl_cb9[15]={ - -2200, -1904, -1608, -1335, -1062, -816, -569, -344, - -120, 108, 338, 600, 863, 1242, 1621 -}; - -static const int16_t lpc_refl_cb10[7]={ - -617, -213, 190, 496, 802, 1142, 1483 -}; - -static const int16_t *lpc_refl_cb[10]={ - lpc_refl_cb1, lpc_refl_cb2, lpc_refl_cb3, lpc_refl_cb4, lpc_refl_cb5, - lpc_refl_cb6, lpc_refl_cb7, lpc_refl_cb8, lpc_refl_cb9, lpc_refl_cb10 -}; - -#endif /* FFMPEG_RA144_H */ +#include "lpc.h" +#include "audio_frame_queue.h" + +#define NBLOCKS 4 ///< number of subblocks within a block +#define BLOCKSIZE 40 ///< subblock size in 16-bit words +#define BUFFERSIZE 146 ///< the size of the adaptive codebook +#define FIXED_CB_SIZE 128 ///< size of fixed codebooks +#define FRAMESIZE 20 ///< size of encoded frame +#define LPC_ORDER 10 ///< order of LPC filter + +typedef struct { + AVCodecContext *avctx; + AVFrame frame; + LPCContext lpc_ctx; + AudioFrameQueue afq; + int last_frame; + + unsigned int old_energy; ///< previous frame energy + + unsigned int lpc_tables[2][10]; + + /** LPC coefficients: lpc_coef[0] is the coefficients of the current frame + * and lpc_coef[1] of the previous one. */ + unsigned int *lpc_coef[2]; + + unsigned int lpc_refl_rms[2]; + + int16_t curr_block[NBLOCKS * BLOCKSIZE]; + + /** The current subblock padded by the last 10 values of the previous one. */ + int16_t curr_sblock[50]; + + /** Adaptive codebook, its size is two units bigger to avoid a + * buffer overflow. */ + uint16_t adapt_cb[146+2]; +} RA144Context; + +void ff_copy_and_dup(int16_t *target, const int16_t *source, int offset); +int ff_eval_refl(int *refl, const int16_t *coefs, AVCodecContext *avctx); +void ff_eval_coefs(int *coefs, const int *refl); +void ff_int_to_int16(int16_t *out, const int *inp); +int ff_t_sqrt(unsigned int x); +unsigned int ff_rms(const int *data); +int ff_interp(RA144Context *ractx, int16_t *out, int a, int copyold, + int energy); +unsigned int ff_rescale_rms(unsigned int rms, unsigned int energy); +int ff_irms(const int16_t *data); +void ff_subblock_synthesis(RA144Context *ractx, const uint16_t *lpc_coefs, + int cba_idx, int cb1_idx, int cb2_idx, + int gval, int gain); + +extern const int16_t ff_gain_val_tab[256][3]; +extern const uint8_t ff_gain_exp_tab[256]; +extern const int8_t ff_cb1_vects[128][40]; +extern const int8_t ff_cb2_vects[128][40]; +extern const uint16_t ff_cb1_base[128]; +extern const uint16_t ff_cb2_base[128]; +extern const int16_t ff_energy_tab[32]; +extern const int16_t * const ff_lpc_refl_cb[10]; + +#endif /* AVCODEC_RA144_H */