X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Faactab.c;h=46886b12dff6c86110790261487ab70e204e90ea;hb=53107041907f482ee941122d3bbe44683b74cb23;hp=0a8b03248114fb306d98b1d8947bfeeb12b04ec3;hpb=d0ee50216d8f33f5c03a856112204cbd66009d92;p=ffmpeg diff --git a/libavcodec/aactab.c b/libavcodec/aactab.c index 0a8b0324811..46886b12dff 100644 --- a/libavcodec/aactab.c +++ b/libavcodec/aactab.c @@ -3,25 +3,25 @@ * Copyright (c) 2005-2006 Oded Shimon ( ods15 ods15 dyndns org ) * Copyright (c) 2006-2007 Maxim Gavrilov ( maxim.gavrilov gmail com ) * - * 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 */ /** - * @file aactab.c + * @file * AAC data * @author Oded Shimon ( ods15 ods15 dyndns org ) * @author Maxim Gavrilov ( maxim.gavrilov gmail com ) @@ -29,18 +29,23 @@ #include "libavutil/mem.h" #include "aac.h" +#include "aac_tablegen.h" #include -DECLARE_ALIGNED(16, float, ff_aac_kbd_long_1024[1024]); -DECLARE_ALIGNED(16, float, ff_aac_kbd_short_128[128]); +DECLARE_ALIGNED(16, float, ff_aac_kbd_long_1024)[1024]; +DECLARE_ALIGNED(16, float, ff_aac_kbd_short_128)[128]; const uint8_t ff_aac_num_swb_1024[] = { - 41, 41, 47, 49, 49, 51, 47, 47, 43, 43, 43, 40 + 41, 41, 47, 49, 49, 51, 47, 47, 43, 43, 43, 40, 40 }; const uint8_t ff_aac_num_swb_128[] = { - 12, 12, 12, 14, 14, 14, 15, 15, 15, 15, 15, 15 + 12, 12, 12, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15 +}; + +const uint8_t ff_aac_pred_sfb_max[] = { + 33, 33, 38, 40, 40, 40, 41, 41, 37, 37, 37, 34, 34 }; const uint32_t ff_aac_scalefactor_code[121] = { @@ -405,7 +410,7 @@ const uint16_t ff_aac_spectral_sizes[11] = { * 64.0f is a special value indicating the existence of an escape code in the * bitstream. */ -static const float codebook_vector0[324] = { +static const DECLARE_ALIGNED(16, float, codebook_vector0)[324] = { -1.0000000, -1.0000000, -1.0000000, -1.0000000, -1.0000000, -1.0000000, -1.0000000, 0.0000000, -1.0000000, -1.0000000, -1.0000000, 1.0000000, @@ -489,7 +494,7 @@ static const float codebook_vector0[324] = { 1.0000000, 1.0000000, 1.0000000, 1.0000000, }; -static const float codebook_vector2[324] = { +static const DECLARE_ALIGNED(16, float, codebook_vector2)[324] = { 0.0000000, 0.0000000, 0.0000000, 0.0000000, 0.0000000, 0.0000000, 0.0000000, 1.0000000, 0.0000000, 0.0000000, 0.0000000, 2.5198421, @@ -573,7 +578,7 @@ static const float codebook_vector2[324] = { 2.5198421, 2.5198421, 2.5198421, 2.5198421, }; -static const float codebook_vector4[162] = { +static const DECLARE_ALIGNED(16, float, codebook_vector4)[162] = { -6.3496042, -6.3496042, -6.3496042, -4.3267487, -6.3496042, -2.5198421, -6.3496042, -1.0000000, -6.3496042, 0.0000000, -6.3496042, 1.0000000, @@ -617,7 +622,7 @@ static const float codebook_vector4[162] = { 6.3496042, 6.3496042, }; -static const float codebook_vector6[128] = { +static const DECLARE_ALIGNED(16, float, codebook_vector6)[128] = { 0.0000000, 0.0000000, 0.0000000, 1.0000000, 0.0000000, 2.5198421, 0.0000000, 4.3267487, 0.0000000, 6.3496042, 0.0000000, 8.5498797, @@ -652,7 +657,7 @@ static const float codebook_vector6[128] = { 13.3905183, 10.9027236, 13.3905183, 13.3905183, }; -static const float codebook_vector8[338] = { +static const DECLARE_ALIGNED(16, float, codebook_vector8)[338] = { 0.0000000, 0.0000000, 0.0000000, 1.0000000, 0.0000000, 2.5198421, 0.0000000, 4.3267487, 0.0000000, 6.3496042, 0.0000000, 8.5498797, @@ -740,7 +745,7 @@ static const float codebook_vector8[338] = { 27.4731418, 27.4731418, }; -static const float codebook_vector10[578] = { +static const DECLARE_ALIGNED(16, float, codebook_vector10)[578] = { 0.0000000, 0.0000000, 0.0000000, 1.0000000, 0.0000000, 2.5198421, 0.0000000, 4.3267487, 0.0000000, 6.3496042, 0.0000000, 8.5498797, @@ -895,127 +900,308 @@ const float * const ff_aac_codebook_vectors[] = { codebook_vector8, codebook_vector10, }; -#ifdef CONFIG_HARDCODED_TABLES +static const float codebook_vector0_vals[] = { + -1.0000000, 0.0000000, 1.0000000 +}; -/** - * Table of pow(2, (i - 200)/4.) used for different purposes depending on the - * range of indices to the table: - * [ 0, 255] scale factor decoding when using C dsp.float_to_int16 - * [60, 315] scale factor decoding when using SIMD dsp.float_to_int16 - * [45, 300] intensity stereo position decoding mapped in reverse order i.e. 0->300, 1->299, ..., 254->46, 255->45 +/* + * bits 0:1, 2:3, 4:5, 6:7 index into _vals array + * 8:11 number of non-zero values + * 12:15 bit mask of non-zero values + */ +static const uint16_t codebook_vector02_idx[] = { + 0x0000, 0x8140, 0x8180, 0x4110, 0xc250, 0xc290, 0x4120, 0xc260, 0xc2a0, + 0x2104, 0xa244, 0xa284, 0x6214, 0xe354, 0xe394, 0x6224, 0xe364, 0xe3a4, + 0x2108, 0xa248, 0xa288, 0x6218, 0xe358, 0xe398, 0x6228, 0xe368, 0xe3a8, + 0x1101, 0x9241, 0x9281, 0x5211, 0xd351, 0xd391, 0x5221, 0xd361, 0xd3a1, + 0x3205, 0xb345, 0xb385, 0x7315, 0xf455, 0xf495, 0x7325, 0xf465, 0xf4a5, + 0x3209, 0xb349, 0xb389, 0x7319, 0xf459, 0xf499, 0x7329, 0xf469, 0xf4a9, + 0x1102, 0x9242, 0x9282, 0x5212, 0xd352, 0xd392, 0x5222, 0xd362, 0xd3a2, + 0x3206, 0xb346, 0xb386, 0x7316, 0xf456, 0xf496, 0x7326, 0xf466, 0xf4a6, + 0x320a, 0xb34a, 0xb38a, 0x731a, 0xf45a, 0xf49a, 0x732a, 0xf46a, 0xf4aa, +}; + +static const float codebook_vector4_vals[] = { + -6.3496042, -4.3267487, + -2.5198421, -1.0000000, + 0.0000000, 1.0000000, + 2.5198421, 4.3267487, + 6.3496042, +}; + +/* + * bits 0:3, 4:7 index into _vals array + */ +static const uint16_t codebook_vector4_idx[] = { + 0x0000, 0x0010, 0x0020, 0x0030, 0x0040, 0x0050, 0x0060, 0x0070, 0x0080, + 0x0001, 0x0011, 0x0021, 0x0031, 0x0041, 0x0051, 0x0061, 0x0071, 0x0081, + 0x0002, 0x0012, 0x0022, 0x0032, 0x0042, 0x0052, 0x0062, 0x0072, 0x0082, + 0x0003, 0x0013, 0x0023, 0x0033, 0x0043, 0x0053, 0x0063, 0x0073, 0x0083, + 0x0004, 0x0014, 0x0024, 0x0034, 0x0044, 0x0054, 0x0064, 0x0074, 0x0084, + 0x0005, 0x0015, 0x0025, 0x0035, 0x0045, 0x0055, 0x0065, 0x0075, 0x0085, + 0x0006, 0x0016, 0x0026, 0x0036, 0x0046, 0x0056, 0x0066, 0x0076, 0x0086, + 0x0007, 0x0017, 0x0027, 0x0037, 0x0047, 0x0057, 0x0067, 0x0077, 0x0087, + 0x0008, 0x0018, 0x0028, 0x0038, 0x0048, 0x0058, 0x0068, 0x0078, 0x0088, +}; + +/* + * bits 0:3, 4:7 index into _vals array + * 8:11 number of non-zero values + * 12:15 1: only second value non-zero + * 0: other cases + */ +static const uint16_t codebook_vector6_idx[] = { + 0x0000, 0x0110, 0x0120, 0x0130, 0x0140, 0x0150, 0x0160, 0x0170, + 0x1101, 0x0211, 0x0221, 0x0231, 0x0241, 0x0251, 0x0261, 0x0271, + 0x1102, 0x0212, 0x0222, 0x0232, 0x0242, 0x0252, 0x0262, 0x0272, + 0x1103, 0x0213, 0x0223, 0x0233, 0x0243, 0x0253, 0x0263, 0x0273, + 0x1104, 0x0214, 0x0224, 0x0234, 0x0244, 0x0254, 0x0264, 0x0274, + 0x1105, 0x0215, 0x0225, 0x0235, 0x0245, 0x0255, 0x0265, 0x0275, + 0x1106, 0x0216, 0x0226, 0x0236, 0x0246, 0x0256, 0x0266, 0x0276, + 0x1107, 0x0217, 0x0227, 0x0237, 0x0247, 0x0257, 0x0267, 0x0277, +}; + +/* + * bits 0:3, 4:7 index into _vals array + * 8:11 number of non-zero values + * 12:15 1: only second value non-zero + * 0: other cases + */ +static const uint16_t codebook_vector8_idx[] = { + 0x0000, 0x0110, 0x0120, 0x0130, 0x0140, 0x0150, 0x0160, + 0x0170, 0x0180, 0x0190, 0x01a0, 0x01b0, 0x01c0, + 0x1101, 0x0211, 0x0221, 0x0231, 0x0241, 0x0251, 0x0261, + 0x0271, 0x0281, 0x0291, 0x02a1, 0x02b1, 0x02c1, + 0x1102, 0x0212, 0x0222, 0x0232, 0x0242, 0x0252, 0x0262, + 0x0272, 0x0282, 0x0292, 0x02a2, 0x02b2, 0x02c2, + 0x1103, 0x0213, 0x0223, 0x0233, 0x0243, 0x0253, 0x0263, + 0x0273, 0x0283, 0x0293, 0x02a3, 0x02b3, 0x02c3, + 0x1104, 0x0214, 0x0224, 0x0234, 0x0244, 0x0254, 0x0264, + 0x0274, 0x0284, 0x0294, 0x02a4, 0x02b4, 0x02c4, + 0x1105, 0x0215, 0x0225, 0x0235, 0x0245, 0x0255, 0x0265, + 0x0275, 0x0285, 0x0295, 0x02a5, 0x02b5, 0x02c5, + 0x1106, 0x0216, 0x0226, 0x0236, 0x0246, 0x0256, 0x0266, + 0x0276, 0x0286, 0x0296, 0x02a6, 0x02b6, 0x02c6, + 0x1107, 0x0217, 0x0227, 0x0237, 0x0247, 0x0257, 0x0267, + 0x0277, 0x0287, 0x0297, 0x02a7, 0x02b7, 0x02c7, + 0x1108, 0x0218, 0x0228, 0x0238, 0x0248, 0x0258, 0x0268, + 0x0278, 0x0288, 0x0298, 0x02a8, 0x02b8, 0x02c8, + 0x1109, 0x0219, 0x0229, 0x0239, 0x0249, 0x0259, 0x0269, + 0x0279, 0x0289, 0x0299, 0x02a9, 0x02b9, 0x02c9, + 0x110a, 0x021a, 0x022a, 0x023a, 0x024a, 0x025a, 0x026a, + 0x027a, 0x028a, 0x029a, 0x02aa, 0x02ba, 0x02ca, + 0x110b, 0x021b, 0x022b, 0x023b, 0x024b, 0x025b, 0x026b, + 0x027b, 0x028b, 0x029b, 0x02ab, 0x02bb, 0x02cb, + 0x110c, 0x021c, 0x022c, 0x023c, 0x024c, 0x025c, 0x026c, + 0x027c, 0x028c, 0x029c, 0x02ac, 0x02bc, 0x02cc, +}; + +static const float codebook_vector10_vals[] = { + 0.0000000, 1.0000000, + 2.5198421, 4.3267487, + 6.3496042, 8.5498797, + 10.9027236, 13.3905183, + 16.0000000, 18.7207544, + 21.5443469, 24.4637810, + 27.4731418, 30.5673509, + 33.7419917, 36.9931811, +}; + +/* + * bits 0:3, 4:7 index into _vals array + * 8:9 bit mask of escape-coded entries + * 12:15 number of non-zero values + */ +static const uint16_t codebook_vector10_idx[] = { + 0x0000, 0x1010, 0x1020, 0x1030, 0x1040, 0x1050, 0x1060, 0x1070, + 0x1080, 0x1090, 0x10a0, 0x10b0, 0x10c0, 0x10d0, 0x10e0, 0x10f0, 0x1200, + 0x1001, 0x2011, 0x2021, 0x2031, 0x2041, 0x2051, 0x2061, 0x2071, + 0x2081, 0x2091, 0x20a1, 0x20b1, 0x20c1, 0x20d1, 0x20e1, 0x20f1, 0x2201, + 0x1002, 0x2012, 0x2022, 0x2032, 0x2042, 0x2052, 0x2062, 0x2072, + 0x2082, 0x2092, 0x20a2, 0x20b2, 0x20c2, 0x20d2, 0x20e2, 0x20f2, 0x2202, + 0x1003, 0x2013, 0x2023, 0x2033, 0x2043, 0x2053, 0x2063, 0x2073, + 0x2083, 0x2093, 0x20a3, 0x20b3, 0x20c3, 0x20d3, 0x20e3, 0x20f3, 0x2203, + 0x1004, 0x2014, 0x2024, 0x2034, 0x2044, 0x2054, 0x2064, 0x2074, + 0x2084, 0x2094, 0x20a4, 0x20b4, 0x20c4, 0x20d4, 0x20e4, 0x20f4, 0x2204, + 0x1005, 0x2015, 0x2025, 0x2035, 0x2045, 0x2055, 0x2065, 0x2075, + 0x2085, 0x2095, 0x20a5, 0x20b5, 0x20c5, 0x20d5, 0x20e5, 0x20f5, 0x2205, + 0x1006, 0x2016, 0x2026, 0x2036, 0x2046, 0x2056, 0x2066, 0x2076, + 0x2086, 0x2096, 0x20a6, 0x20b6, 0x20c6, 0x20d6, 0x20e6, 0x20f6, 0x2206, + 0x1007, 0x2017, 0x2027, 0x2037, 0x2047, 0x2057, 0x2067, 0x2077, + 0x2087, 0x2097, 0x20a7, 0x20b7, 0x20c7, 0x20d7, 0x20e7, 0x20f7, 0x2207, + 0x1008, 0x2018, 0x2028, 0x2038, 0x2048, 0x2058, 0x2068, 0x2078, + 0x2088, 0x2098, 0x20a8, 0x20b8, 0x20c8, 0x20d8, 0x20e8, 0x20f8, 0x2208, + 0x1009, 0x2019, 0x2029, 0x2039, 0x2049, 0x2059, 0x2069, 0x2079, + 0x2089, 0x2099, 0x20a9, 0x20b9, 0x20c9, 0x20d9, 0x20e9, 0x20f9, 0x2209, + 0x100a, 0x201a, 0x202a, 0x203a, 0x204a, 0x205a, 0x206a, 0x207a, + 0x208a, 0x209a, 0x20aa, 0x20ba, 0x20ca, 0x20da, 0x20ea, 0x20fa, 0x220a, + 0x100b, 0x201b, 0x202b, 0x203b, 0x204b, 0x205b, 0x206b, 0x207b, + 0x208b, 0x209b, 0x20ab, 0x20bb, 0x20cb, 0x20db, 0x20eb, 0x20fb, 0x220b, + 0x100c, 0x201c, 0x202c, 0x203c, 0x204c, 0x205c, 0x206c, 0x207c, + 0x208c, 0x209c, 0x20ac, 0x20bc, 0x20cc, 0x20dc, 0x20ec, 0x20fc, 0x220c, + 0x100d, 0x201d, 0x202d, 0x203d, 0x204d, 0x205d, 0x206d, 0x207d, + 0x208d, 0x209d, 0x20ad, 0x20bd, 0x20cd, 0x20dd, 0x20ed, 0x20fd, 0x220d, + 0x100e, 0x201e, 0x202e, 0x203e, 0x204e, 0x205e, 0x206e, 0x207e, + 0x208e, 0x209e, 0x20ae, 0x20be, 0x20ce, 0x20de, 0x20ee, 0x20fe, 0x220e, + 0x100f, 0x201f, 0x202f, 0x203f, 0x204f, 0x205f, 0x206f, 0x207f, + 0x208f, 0x209f, 0x20af, 0x20bf, 0x20cf, 0x20df, 0x20ef, 0x20ff, 0x220f, + 0x1100, 0x2110, 0x2120, 0x2130, 0x2140, 0x2150, 0x2160, 0x2170, + 0x2180, 0x2190, 0x21a0, 0x21b0, 0x21c0, 0x21d0, 0x21e0, 0x21f0, 0x2300, +}; + +const float *const ff_aac_codebook_vector_vals[] = { + codebook_vector0_vals, codebook_vector0_vals, + codebook_vector10_vals, codebook_vector10_vals, + codebook_vector4_vals, codebook_vector4_vals, + codebook_vector10_vals, codebook_vector10_vals, + codebook_vector10_vals, codebook_vector10_vals, + codebook_vector10_vals, +}; + +const uint16_t *const ff_aac_codebook_vector_idx[] = { + codebook_vector02_idx, codebook_vector02_idx, + codebook_vector02_idx, codebook_vector02_idx, + codebook_vector4_idx, codebook_vector4_idx, + codebook_vector6_idx, codebook_vector6_idx, + codebook_vector8_idx, codebook_vector8_idx, + codebook_vector10_idx, +}; + +/* @name swb_offsets + * Sample offset into the window indicating the beginning of a scalefactor + * window band + * + * scalefactor window band - term for scalefactor bands within a window, + * given in Table 4.110 to Table 4.128. + * + * scalefactor band - a set of spectral coefficients which are scaled by one + * scalefactor. In case of EIGHT_SHORT_SEQUENCE and grouping a scalefactor band + * may contain several scalefactor window bands of corresponding frequency. For + * all other window_sequences scalefactor bands and scalefactor window bands are + * identical. + * @{ */ -const float ff_aac_pow2sf_tab[428] = { - 8.88178420e-16, 1.05622810e-15, 1.25607397e-15, 1.49373210e-15, - 1.77635684e-15, 2.11245619e-15, 2.51214793e-15, 2.98746420e-15, - 3.55271368e-15, 4.22491238e-15, 5.02429587e-15, 5.97492839e-15, - 7.10542736e-15, 8.44982477e-15, 1.00485917e-14, 1.19498568e-14, - 1.42108547e-14, 1.68996495e-14, 2.00971835e-14, 2.38997136e-14, - 2.84217094e-14, 3.37992991e-14, 4.01943669e-14, 4.77994272e-14, - 5.68434189e-14, 6.75985982e-14, 8.03887339e-14, 9.55988543e-14, - 1.13686838e-13, 1.35197196e-13, 1.60777468e-13, 1.91197709e-13, - 2.27373675e-13, 2.70394393e-13, 3.21554936e-13, 3.82395417e-13, - 4.54747351e-13, 5.40788785e-13, 6.43109871e-13, 7.64790834e-13, - 9.09494702e-13, 1.08157757e-12, 1.28621974e-12, 1.52958167e-12, - 1.81898940e-12, 2.16315514e-12, 2.57243948e-12, 3.05916334e-12, - 3.63797881e-12, 4.32631028e-12, 5.14487897e-12, 6.11832668e-12, - 7.27595761e-12, 8.65262056e-12, 1.02897579e-11, 1.22366534e-11, - 1.45519152e-11, 1.73052411e-11, 2.05795159e-11, 2.44733067e-11, - 2.91038305e-11, 3.46104823e-11, 4.11590317e-11, 4.89466134e-11, - 5.82076609e-11, 6.92209645e-11, 8.23180635e-11, 9.78932268e-11, - 1.16415322e-10, 1.38441929e-10, 1.64636127e-10, 1.95786454e-10, - 2.32830644e-10, 2.76883858e-10, 3.29272254e-10, 3.91572907e-10, - 4.65661287e-10, 5.53767716e-10, 6.58544508e-10, 7.83145814e-10, - 9.31322575e-10, 1.10753543e-09, 1.31708902e-09, 1.56629163e-09, - 1.86264515e-09, 2.21507086e-09, 2.63417803e-09, 3.13258326e-09, - 3.72529030e-09, 4.43014173e-09, 5.26835606e-09, 6.26516652e-09, - 7.45058060e-09, 8.86028346e-09, 1.05367121e-08, 1.25303330e-08, - 1.49011612e-08, 1.77205669e-08, 2.10734243e-08, 2.50606661e-08, - 2.98023224e-08, 3.54411338e-08, 4.21468485e-08, 5.01213321e-08, - 5.96046448e-08, 7.08822677e-08, 8.42936970e-08, 1.00242664e-07, - 1.19209290e-07, 1.41764535e-07, 1.68587394e-07, 2.00485328e-07, - 2.38418579e-07, 2.83529071e-07, 3.37174788e-07, 4.00970657e-07, - 4.76837158e-07, 5.67058141e-07, 6.74349576e-07, 8.01941314e-07, - 9.53674316e-07, 1.13411628e-06, 1.34869915e-06, 1.60388263e-06, - 1.90734863e-06, 2.26823256e-06, 2.69739830e-06, 3.20776526e-06, - 3.81469727e-06, 4.53646513e-06, 5.39479661e-06, 6.41553051e-06, - 7.62939453e-06, 9.07293026e-06, 1.07895932e-05, 1.28310610e-05, - 1.52587891e-05, 1.81458605e-05, 2.15791864e-05, 2.56621220e-05, - 3.05175781e-05, 3.62917210e-05, 4.31583729e-05, 5.13242441e-05, - 6.10351562e-05, 7.25834421e-05, 8.63167458e-05, 1.02648488e-04, - 1.22070312e-04, 1.45166884e-04, 1.72633492e-04, 2.05296976e-04, - 2.44140625e-04, 2.90333768e-04, 3.45266983e-04, 4.10593953e-04, - 4.88281250e-04, 5.80667537e-04, 6.90533966e-04, 8.21187906e-04, - 9.76562500e-04, 1.16133507e-03, 1.38106793e-03, 1.64237581e-03, - 1.95312500e-03, 2.32267015e-03, 2.76213586e-03, 3.28475162e-03, - 3.90625000e-03, 4.64534029e-03, 5.52427173e-03, 6.56950324e-03, - 7.81250000e-03, 9.29068059e-03, 1.10485435e-02, 1.31390065e-02, - 1.56250000e-02, 1.85813612e-02, 2.20970869e-02, 2.62780130e-02, - 3.12500000e-02, 3.71627223e-02, 4.41941738e-02, 5.25560260e-02, - 6.25000000e-02, 7.43254447e-02, 8.83883476e-02, 1.05112052e-01, - 1.25000000e-01, 1.48650889e-01, 1.76776695e-01, 2.10224104e-01, - 2.50000000e-01, 2.97301779e-01, 3.53553391e-01, 4.20448208e-01, - 5.00000000e-01, 5.94603558e-01, 7.07106781e-01, 8.40896415e-01, - 1.00000000e+00, 1.18920712e+00, 1.41421356e+00, 1.68179283e+00, - 2.00000000e+00, 2.37841423e+00, 2.82842712e+00, 3.36358566e+00, - 4.00000000e+00, 4.75682846e+00, 5.65685425e+00, 6.72717132e+00, - 8.00000000e+00, 9.51365692e+00, 1.13137085e+01, 1.34543426e+01, - 1.60000000e+01, 1.90273138e+01, 2.26274170e+01, 2.69086853e+01, - 3.20000000e+01, 3.80546277e+01, 4.52548340e+01, 5.38173706e+01, - 6.40000000e+01, 7.61092554e+01, 9.05096680e+01, 1.07634741e+02, - 1.28000000e+02, 1.52218511e+02, 1.81019336e+02, 2.15269482e+02, - 2.56000000e+02, 3.04437021e+02, 3.62038672e+02, 4.30538965e+02, - 5.12000000e+02, 6.08874043e+02, 7.24077344e+02, 8.61077929e+02, - 1.02400000e+03, 1.21774809e+03, 1.44815469e+03, 1.72215586e+03, - 2.04800000e+03, 2.43549617e+03, 2.89630938e+03, 3.44431172e+03, - 4.09600000e+03, 4.87099234e+03, 5.79261875e+03, 6.88862343e+03, - 8.19200000e+03, 9.74198469e+03, 1.15852375e+04, 1.37772469e+04, - 1.63840000e+04, 1.94839694e+04, 2.31704750e+04, 2.75544937e+04, - 3.27680000e+04, 3.89679387e+04, 4.63409500e+04, 5.51089875e+04, - 6.55360000e+04, 7.79358775e+04, 9.26819000e+04, 1.10217975e+05, - 1.31072000e+05, 1.55871755e+05, 1.85363800e+05, 2.20435950e+05, - 2.62144000e+05, 3.11743510e+05, 3.70727600e+05, 4.40871900e+05, - 5.24288000e+05, 6.23487020e+05, 7.41455200e+05, 8.81743800e+05, - 1.04857600e+06, 1.24697404e+06, 1.48291040e+06, 1.76348760e+06, - 2.09715200e+06, 2.49394808e+06, 2.96582080e+06, 3.52697520e+06, - 4.19430400e+06, 4.98789616e+06, 5.93164160e+06, 7.05395040e+06, - 8.38860800e+06, 9.97579232e+06, 1.18632832e+07, 1.41079008e+07, - 1.67772160e+07, 1.99515846e+07, 2.37265664e+07, 2.82158016e+07, - 3.35544320e+07, 3.99031693e+07, 4.74531328e+07, 5.64316032e+07, - 6.71088640e+07, 7.98063385e+07, 9.49062656e+07, 1.12863206e+08, - 1.34217728e+08, 1.59612677e+08, 1.89812531e+08, 2.25726413e+08, - 2.68435456e+08, 3.19225354e+08, 3.79625062e+08, 4.51452825e+08, - 5.36870912e+08, 6.38450708e+08, 7.59250125e+08, 9.02905651e+08, - 1.07374182e+09, 1.27690142e+09, 1.51850025e+09, 1.80581130e+09, - 2.14748365e+09, 2.55380283e+09, 3.03700050e+09, 3.61162260e+09, - 4.29496730e+09, 5.10760567e+09, 6.07400100e+09, 7.22324521e+09, - 8.58993459e+09, 1.02152113e+10, 1.21480020e+10, 1.44464904e+10, - 1.71798692e+10, 2.04304227e+10, 2.42960040e+10, 2.88929808e+10, - 3.43597384e+10, 4.08608453e+10, 4.85920080e+10, 5.77859616e+10, - 6.87194767e+10, 8.17216907e+10, 9.71840160e+10, 1.15571923e+11, - 1.37438953e+11, 1.63443381e+11, 1.94368032e+11, 2.31143847e+11, - 2.74877907e+11, 3.26886763e+11, 3.88736064e+11, 4.62287693e+11, - 5.49755814e+11, 6.53773525e+11, 7.77472128e+11, 9.24575386e+11, - 1.09951163e+12, 1.30754705e+12, 1.55494426e+12, 1.84915077e+12, - 2.19902326e+12, 2.61509410e+12, 3.10988851e+12, 3.69830155e+12, - 4.39804651e+12, 5.23018820e+12, 6.21977702e+12, 7.39660309e+12, - 8.79609302e+12, 1.04603764e+13, 1.24395540e+13, 1.47932062e+13, - 1.75921860e+13, 2.09207528e+13, 2.48791081e+13, 2.95864124e+13, - 3.51843721e+13, 4.18415056e+13, 4.97582162e+13, 5.91728247e+13, - 7.03687442e+13, 8.36830112e+13, 9.95164324e+13, 1.18345649e+14, - 1.40737488e+14, 1.67366022e+14, 1.99032865e+14, 2.36691299e+14, - 2.81474977e+14, 3.34732045e+14, 3.98065730e+14, 4.73382598e+14, - 5.62949953e+14, 6.69464090e+14, 7.96131459e+14, 9.46765196e+14, - 1.12589991e+15, 1.33892818e+15, 1.59226292e+15, 1.89353039e+15, - 2.25179981e+15, 2.67785636e+15, 3.18452584e+15, 3.78706078e+15, - 4.50359963e+15, 5.35571272e+15, 6.36905167e+15, 7.57412156e+15, - 9.00719925e+15, 1.07114254e+16, 1.27381033e+16, 1.51482431e+16, - 1.80143985e+16, 2.14228509e+16, 2.54762067e+16, 3.02964863e+16, - 3.60287970e+16, 4.28457018e+16, 5.09524134e+16, 6.05929725e+16, - 7.20575940e+16, 8.56914035e+16, 1.01904827e+17, 1.21185945e+17, -}; - -#else - -float ff_aac_pow2sf_tab[428]; - -#endif /* CONFIG_HARDCODED_TABLES */ + +static const uint16_t swb_offset_1024_96[] = { + 0, 4, 8, 12, 16, 20, 24, 28, + 32, 36, 40, 44, 48, 52, 56, 64, + 72, 80, 88, 96, 108, 120, 132, 144, + 156, 172, 188, 212, 240, 276, 320, 384, + 448, 512, 576, 640, 704, 768, 832, 896, + 960, 1024 +}; + +static const uint16_t swb_offset_128_96[] = { + 0, 4, 8, 12, 16, 20, 24, 32, 40, 48, 64, 92, 128 +}; + +static const uint16_t swb_offset_1024_64[] = { + 0, 4, 8, 12, 16, 20, 24, 28, + 32, 36, 40, 44, 48, 52, 56, 64, + 72, 80, 88, 100, 112, 124, 140, 156, + 172, 192, 216, 240, 268, 304, 344, 384, + 424, 464, 504, 544, 584, 624, 664, 704, + 744, 784, 824, 864, 904, 944, 984, 1024 +}; + +static const uint16_t swb_offset_1024_48[] = { + 0, 4, 8, 12, 16, 20, 24, 28, + 32, 36, 40, 48, 56, 64, 72, 80, + 88, 96, 108, 120, 132, 144, 160, 176, + 196, 216, 240, 264, 292, 320, 352, 384, + 416, 448, 480, 512, 544, 576, 608, 640, + 672, 704, 736, 768, 800, 832, 864, 896, + 928, 1024 +}; + +static const uint16_t swb_offset_128_48[] = { + 0, 4, 8, 12, 16, 20, 28, 36, + 44, 56, 68, 80, 96, 112, 128 +}; + +static const uint16_t swb_offset_1024_32[] = { + 0, 4, 8, 12, 16, 20, 24, 28, + 32, 36, 40, 48, 56, 64, 72, 80, + 88, 96, 108, 120, 132, 144, 160, 176, + 196, 216, 240, 264, 292, 320, 352, 384, + 416, 448, 480, 512, 544, 576, 608, 640, + 672, 704, 736, 768, 800, 832, 864, 896, + 928, 960, 992, 1024 +}; + +static const uint16_t swb_offset_1024_24[] = { + 0, 4, 8, 12, 16, 20, 24, 28, + 32, 36, 40, 44, 52, 60, 68, 76, + 84, 92, 100, 108, 116, 124, 136, 148, + 160, 172, 188, 204, 220, 240, 260, 284, + 308, 336, 364, 396, 432, 468, 508, 552, + 600, 652, 704, 768, 832, 896, 960, 1024 +}; + +static const uint16_t swb_offset_128_24[] = { + 0, 4, 8, 12, 16, 20, 24, 28, + 36, 44, 52, 64, 76, 92, 108, 128 +}; + +static const uint16_t swb_offset_1024_16[] = { + 0, 8, 16, 24, 32, 40, 48, 56, + 64, 72, 80, 88, 100, 112, 124, 136, + 148, 160, 172, 184, 196, 212, 228, 244, + 260, 280, 300, 320, 344, 368, 396, 424, + 456, 492, 532, 572, 616, 664, 716, 772, + 832, 896, 960, 1024 +}; + +static const uint16_t swb_offset_128_16[] = { + 0, 4, 8, 12, 16, 20, 24, 28, + 32, 40, 48, 60, 72, 88, 108, 128 +}; + +static const uint16_t swb_offset_1024_8[] = { + 0, 12, 24, 36, 48, 60, 72, 84, + 96, 108, 120, 132, 144, 156, 172, 188, + 204, 220, 236, 252, 268, 288, 308, 328, + 348, 372, 396, 420, 448, 476, 508, 544, + 580, 620, 664, 712, 764, 820, 880, 944, + 1024 +}; + +static const uint16_t swb_offset_128_8[] = { + 0, 4, 8, 12, 16, 20, 24, 28, + 36, 44, 52, 60, 72, 88, 108, 128 +}; + +const uint16_t * const ff_swb_offset_1024[] = { + swb_offset_1024_96, swb_offset_1024_96, swb_offset_1024_64, + swb_offset_1024_48, swb_offset_1024_48, swb_offset_1024_32, + swb_offset_1024_24, swb_offset_1024_24, swb_offset_1024_16, + swb_offset_1024_16, swb_offset_1024_16, swb_offset_1024_8, + swb_offset_1024_8 +}; + +const uint16_t * const ff_swb_offset_128[] = { + /* The last entry on the following row is swb_offset_128_64 but is a + duplicate of swb_offset_128_96. */ + swb_offset_128_96, swb_offset_128_96, swb_offset_128_96, + swb_offset_128_48, swb_offset_128_48, swb_offset_128_48, + swb_offset_128_24, swb_offset_128_24, swb_offset_128_16, + swb_offset_128_16, swb_offset_128_16, swb_offset_128_8, + swb_offset_128_8 +}; + +// @} + +/* @name ff_tns_max_bands + * The maximum number of scalefactor bands on which TNS can operate for the long + * and short transforms respectively. The index to these tables is related to + * the sample rate of the audio. + * @{ + */ +const uint8_t ff_tns_max_bands_1024[] = { + 31, 31, 34, 40, 42, 51, 46, 46, 42, 42, 42, 39, 39 +}; + +const uint8_t ff_tns_max_bands_128[] = { + 9, 9, 10, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14 +}; +// @}