1 /*
2 * Copyright (C) 2003 - 2016 Sony Corporation
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include "ldac.h"
18
19 /***************************************************************************************************
20 Window Tables
21 ***************************************************************************************************/
22 DECLFUNC const INT32 *gaa_fwin_ldac[LDAC_NUMLNN];
23 static const INT32 sa_fwin_1fs_ldac[LDAC_1FSLSU] = { /* Q30 */
24 0x00009de9, 0x00058d10, 0x000f6a9a, 0x001e3503, 0x0031ea03, 0x004a868e, 0x006806db, 0x008a665c,
25 0x00b19fc5, 0x00ddad09, 0x010e875c, 0x01442737, 0x017e8455, 0x01bd95b5, 0x0201519e, 0x0249ad9e,
26 0x02969e8c, 0x02e8188c, 0x033e0f0c, 0x039874cb, 0x03f73bda, 0x045a5599, 0x04c1b2c1, 0x052d4362,
27 0x059cf6e5, 0x0610bc11, 0x0688810b, 0x0704335c, 0x0783bff0, 0x0807131d, 0x088e18a1, 0x0918bbab,
28 0x09a6e6da, 0x0a388442, 0x0acd7d6d, 0x0b65bb64, 0x0c0126ad, 0x0c9fa74f, 0x0d4124da, 0x0de58667,
29 0x0e8cb29c, 0x0f368fb3, 0x0fe30379, 0x1091f357, 0x11434452, 0x11f6db14, 0x12ac9bea, 0x13646ace,
30 0x141e2b67, 0x14d9c111, 0x15970edf, 0x1655f79f, 0x17165de0, 0x17d823f9, 0x189b2c07, 0x195f57f7,
31 0x1a248988, 0x1aeaa254, 0x1bb183cc, 0x1c790f47, 0x1d4125ff, 0x1e09a918, 0x1ed279a9, 0x1f9b78b8,
32 0x20648748, 0x212d8657, 0x21f656e8, 0x22beda01, 0x2386f0b9, 0x244e7c34, 0x25155dac, 0x25db7678,
33 0x26a0a809, 0x2764d3f9, 0x2827dc07, 0x28e9a220, 0x29aa0861, 0x2a68f121, 0x2b263eef, 0x2be1d499,
34 0x2c9b9532, 0x2d536416, 0x2e0924ec, 0x2ebcbbae, 0x2f6e0ca9, 0x301cfc87, 0x30c9704d, 0x31734d64,
35 0x321a7999, 0x32bedb26, 0x336058b1, 0x33fed953, 0x349a449c, 0x35328293, 0x35c77bbe, 0x36591926,
36 0x36e74455, 0x3771e75f, 0x37f8ece3, 0x387c4010, 0x38fbcca4, 0x39777ef5, 0x39ef43ef, 0x3a63091b,
37 0x3ad2bc9e, 0x3b3e4d3f, 0x3ba5aa67, 0x3c08c426, 0x3c678b35, 0x3cc1f0f4, 0x3d17e774, 0x3d696174,
38 0x3db65262, 0x3dfeae62, 0x3e426a4b, 0x3e817bab, 0x3ebbd8c9, 0x3ef178a4, 0x3f2252f7, 0x3f4e603b,
39 0x3f7599a4, 0x3f97f925, 0x3fb57972, 0x3fce15fd, 0x3fe1cafd, 0x3ff09566, 0x3ffa72f0, 0x3fff6217,
40 };
41 static const INT32 sa_fwin_2fs_ldac[LDAC_2FSLSU] = { /* Q30 */
42 0x0000277a, 0x0001634c, 0x0003dae2, 0x00078e25, 0x000c7cf0, 0x0012a713, 0x001a0c51, 0x0022ac60,
43 0x002c86ec, 0x00379b93, 0x0043e9e8, 0x00517172, 0x006031aa, 0x00702a00, 0x008159d6, 0x0093c082,
44 0x00a75d4f, 0x00bc2f7a, 0x00d23637, 0x00e970ac, 0x0101ddf4, 0x011b7d1e, 0x01364d2c, 0x01524d17,
45 0x016f7bca, 0x018dd825, 0x01ad60fc, 0x01ce1518, 0x01eff336, 0x0212fa08, 0x02372835, 0x025c7c57,
46 0x0282f4fd, 0x02aa90ad, 0x02d34ddf, 0x02fd2b01, 0x03282676, 0x03543e96, 0x038171ae, 0x03afbdff,
47 0x03df21c0, 0x040f9b1f, 0x0441283b, 0x0473c72e, 0x04a77601, 0x04dc32b9, 0x0511fb4c, 0x0548cda7,
48 0x0580a7ad, 0x05b98738, 0x05f36a15, 0x062e4e0a, 0x066a30d1, 0x06a7101b, 0x06e4e990, 0x0723bacd,
49 0x07638166, 0x07a43ae5, 0x07e5e4cc, 0x08287c93, 0x086bffa9, 0x08b06b72, 0x08f5bd4d, 0x093bf28c,
50 0x0983087b, 0x09cafc5d, 0x0a13cb6a, 0x0a5d72d6, 0x0aa7efc7, 0x0af33f61, 0x0b3f5eba, 0x0b8c4ae4,
51 0x0bda00e8, 0x0c287dc7, 0x0c77be7a, 0x0cc7bff3, 0x0d187f1c, 0x0d69f8d9, 0x0dbc2a04, 0x0e0f0f74,
52 0x0e62a5f6, 0x0eb6ea51, 0x0f0bd945, 0x0f616f8c, 0x0fb7a9d9, 0x100e84da, 0x1065fd35, 0x10be0f8b,
53 0x1116b876, 0x116ff48c, 0x11c9c05b, 0x1224186e, 0x127ef94a, 0x12da5f6c, 0x1336474f, 0x1392ad69,
54 0x13ef8e28, 0x144ce5f8, 0x14aab141, 0x1508ec64, 0x156793c0, 0x15c6a3ad, 0x16261883, 0x1685ee93,
55 0x16e6222a, 0x1746af94, 0x17a79318, 0x1808c8f9, 0x186a4d78, 0x18cc1cd3, 0x192e3344, 0x19908d03,
56 0x19f32646, 0x1a55fb3f, 0x1ab9081f, 0x1b1c4914, 0x1b7fba4b, 0x1be357ee, 0x1c471e27, 0x1cab091b,
57 0x1d0f14f3, 0x1d733dd1, 0x1dd77fd9, 0x1e3bd72f, 0x1ea03ff3, 0x1f04b646, 0x1f69364a, 0x1fcdbc1e,
58 0x203243e2, 0x2096c9b6, 0x20fb49ba, 0x215fc00d, 0x21c428d1, 0x22288027, 0x228cc22f, 0x22f0eb0d,
59 0x2354f6e5, 0x23b8e1d9, 0x241ca812, 0x248045b5, 0x24e3b6ec, 0x2546f7e1, 0x25aa04c1, 0x260cd9ba,
60 0x266f72fd, 0x26d1ccbc, 0x2733e32d, 0x2795b288, 0x27f73707, 0x28586ce8, 0x28b9506c, 0x2919ddd6,
61 0x297a116d, 0x29d9e77d, 0x2a395c53, 0x2a986c40, 0x2af7139c, 0x2b554ebf, 0x2bb31a08, 0x2c1071d8,
62 0x2c6d5297, 0x2cc9b8b1, 0x2d25a094, 0x2d8106b6, 0x2ddbe792, 0x2e363fa5, 0x2e900b74, 0x2ee9478a,
63 0x2f41f075, 0x2f9a02cb, 0x2ff17b26, 0x30485627, 0x309e9074, 0x30f426bb, 0x314915af, 0x319d5a0a,
64 0x31f0f08c, 0x3243d5fc, 0x32960727, 0x32e780e4, 0x3338400d, 0x33884186, 0x33d78239, 0x3425ff18,
65 0x3473b51c, 0x34c0a146, 0x350cc09f, 0x35581039, 0x35a28d2a, 0x35ec3496, 0x363503a3, 0x367cf785,
66 0x36c40d74, 0x370a42b3, 0x374f948e, 0x37940057, 0x37d7836d, 0x381a1b34, 0x385bc51b, 0x389c7e9a,
67 0x38dc4533, 0x391b1670, 0x3958efe5, 0x3995cf2f, 0x39d1b1f6, 0x3a0c95eb, 0x3a4678c8, 0x3a7f5853,
68 0x3ab73259, 0x3aee04b4, 0x3b23cd47, 0x3b5889ff, 0x3b8c38d2, 0x3bbed7c5, 0x3bf064e1, 0x3c20de40,
69 0x3c504201, 0x3c7e8e52, 0x3cabc16a, 0x3cd7d98a, 0x3d02d4ff, 0x3d2cb221, 0x3d556f53, 0x3d7d0b03,
70 0x3da383a9, 0x3dc8d7cb, 0x3ded05f8, 0x3e100cca, 0x3e31eae8, 0x3e529f04, 0x3e7227db, 0x3e908436,
71 0x3eadb2e9, 0x3ec9b2d4, 0x3ee482e2, 0x3efe220c, 0x3f168f54, 0x3f2dc9c9, 0x3f43d086, 0x3f58a2b1,
72 0x3f6c3f7e, 0x3f7ea62a, 0x3f8fd600, 0x3f9fce56, 0x3fae8e8e, 0x3fbc1618, 0x3fc8646d, 0x3fd37914,
73 0x3fdd53a0, 0x3fe5f3af, 0x3fed58ed, 0x3ff38310, 0x3ff871db, 0x3ffc251e, 0x3ffe9cb4, 0x3fffd886,
74 };
75
76 /***************************************************************************************************
77 MDCT/IMDCT Tables
78 ***************************************************************************************************/
79 DECLFUNC const INT32 *gaa_wcos_ldac[LDAC_NUMLNN];
80 static const INT32 sa_wcos_1fs_ldac[LDAC_1FSLSU] = { /* Q31 */
81 0x5a82799a, 0x7641af3d, 0xcf043ab3, 0x7d8a5f40, 0x471cece7, 0xe70747c4, 0x9592675c, 0x7f62368f,
82 0x70e2cbc6, 0x5133cc94, 0x25280c5e, 0xf3742ca2, 0xc3a94590, 0x9d0dfe54, 0x8582faa5, 0x7fd8878e,
83 0x7c29fbee, 0x73b5ebd1, 0x66cf8120, 0x55f5a4d2, 0x41ce1e65, 0x2b1f34eb, 0x12c8106f, 0xf9b82684,
84 0xe0e60685, 0xc945dfec, 0xb3c0200c, 0xa1288376, 0x9235f2ec, 0x877b7bec, 0x8162aa04, 0x7ff62182,
85 0x7f0991c4, 0x7ce3ceb2, 0x798a23b1, 0x7504d345, 0x6f5f02b2, 0x68a69e81, 0x60ec3830, 0x5842dd54,
86 0x4ebfe8a5, 0x447acd50, 0x398cdd32, 0x2e110a62, 0x2223a4c5, 0x15e21445, 0x096a9049, 0xfcdbd541,
87 0xf054d8d5, 0xe3f47d96, 0xd7d946d8, 0xcc210d79, 0xc0e8b648, 0xb64beacd, 0xac64d510, 0xa34bdf20,
88 0x9b1776da, 0x93dbd6a0, 0x8daad37b, 0x8893b125, 0x84a2fc62, 0x81e26c16, 0x8058c94c, 0x7fff6216,
89 0x7ff09478, 0x7fce0c3e, 0x7f97cebd, 0x7f4de451, 0x7ef05860, 0x7e7f3957, 0x7dfa98a8, 0x7d628ac6,
90 0x7cb72724, 0x7bf88830, 0x7b26cb4f, 0x7a4210d8, 0x794a7c12, 0x78403329, 0x77235f2d, 0x75f42c0b,
91 0x74b2c884, 0x735f6626, 0x71fa3949, 0x708378ff, 0x6efb5f12, 0x6d6227fa, 0x6bb812d1, 0x69fd614a,
92 0x683257ab, 0x66573cbb, 0x646c59bf, 0x6271fa69, 0x60686ccf, 0x5e50015d, 0x5c290acc, 0x59f3de12,
93 0x57b0d256, 0x556040e2, 0x53028518, 0x5097fc5e, 0x4e210617, 0x4b9e0390, 0x490f57ee, 0x46756828,
94 0x43d09aed, 0x4121589b, 0x3e680b2c, 0x3ba51e29, 0x38d8fe93, 0x36041ad9, 0x3326e2c3, 0x3041c761,
95 0x2d553afc, 0x2a61b101, 0x27679df4, 0x24677758, 0x2161b3a0, 0x1e56ca1e, 0x1b4732ef, 0x183366e9,
96 0x151bdf86, 0x120116d5, 0x0ee38766, 0x0bc3ac35, 0x08a2009a, 0x057f0035, 0x025b26d7, 0x00000000,
97 };
98 static const INT32 sa_wcos_2fs_ldac[LDAC_2FSLSU] = { /* Q31 */
99 0x5a82799a, 0x7641af3d, 0xcf043ab3, 0x7d8a5f40, 0x471cece7, 0xe70747c4, 0x9592675c, 0x7f62368f,
100 0x70e2cbc6, 0x5133cc94, 0x25280c5e, 0xf3742ca2, 0xc3a94590, 0x9d0dfe54, 0x8582faa5, 0x7fd8878e,
101 0x7c29fbee, 0x73b5ebd1, 0x66cf8120, 0x55f5a4d2, 0x41ce1e65, 0x2b1f34eb, 0x12c8106f, 0xf9b82684,
102 0xe0e60685, 0xc945dfec, 0xb3c0200c, 0xa1288376, 0x9235f2ec, 0x877b7bec, 0x8162aa04, 0x7ff62182,
103 0x7f0991c4, 0x7ce3ceb2, 0x798a23b1, 0x7504d345, 0x6f5f02b2, 0x68a69e81, 0x60ec3830, 0x5842dd54,
104 0x4ebfe8a5, 0x447acd50, 0x398cdd32, 0x2e110a62, 0x2223a4c5, 0x15e21445, 0x096a9049, 0xfcdbd541,
105 0xf054d8d5, 0xe3f47d96, 0xd7d946d8, 0xcc210d79, 0xc0e8b648, 0xb64beacd, 0xac64d510, 0xa34bdf20,
106 0x9b1776da, 0x93dbd6a0, 0x8daad37b, 0x8893b125, 0x84a2fc62, 0x81e26c16, 0x8058c94c, 0x7ffd885a,
107 0x7fc25596, 0x7f3857f6, 0x7e5fe493, 0x7d3980ec, 0x7bc5e290, 0x7a05eead, 0x77fab989, 0x75a585cf,
108 0x7307c3d0, 0x7023109a, 0x6cf934fc, 0x698c246c, 0x65ddfbd3, 0x61f1003f, 0x5dc79d7c, 0x59646498,
109 0x54ca0a4b, 0x4ffb654d, 0x4afb6c98, 0x45cd358f, 0x4073f21d, 0x3af2eeb7, 0x354d9057, 0x2f875262,
110 0x29a3c485, 0x23a6887f, 0x1d934fe5, 0x176dd9de, 0x1139f0cf, 0x0afb6805, 0x04b6195d, 0xfe6de2e0,
111 0xf826a462, 0xf1e43d1c, 0xebaa894f, 0xe57d5fda, 0xdf608fe4, 0xd957de7a, 0xd3670446, 0xcd91ab39,
112 0xc7db6c50, 0xc247cd5a, 0xbcda3ecb, 0xb796199b, 0xb27e9d3c, 0xad96ed92, 0xa8e21106, 0xa462eeac,
113 0xa01c4c73, 0x9c10cd70, 0x9842f043, 0x94b50d87, 0x91695663, 0x8e61d32e, 0x8ba0622f, 0x8926b677,
114 0x86f656d3, 0x85109cdd, 0x8376b422, 0x82299971, 0x812a1a3a, 0x8078d40d, 0x80163440, 0x7fffd886,
115 0x7ffc250f, 0x7ff38274, 0x7fe5f108, 0x7fd37153, 0x7fbc040a, 0x7f9faa15, 0x7f7e648c, 0x7f5834b7,
116 0x7f2d1c0e, 0x7efd1c3c, 0x7ec8371a, 0x7e8e6eb2, 0x7e4fc53e, 0x7e0c3d29, 0x7dc3d90d, 0x7d769bb5,
117 0x7d24881b, 0x7ccda169, 0x7c71eaf9, 0x7c116853, 0x7bac1d31, 0x7b420d7a, 0x7ad33d45, 0x7a5fb0d8,
118 0x79e76ca7, 0x796a7554, 0x78e8cfb2, 0x786280bf, 0x77d78daa, 0x7747fbce, 0x76b3d0b4, 0x761b1211,
119 0x757dc5ca, 0x74dbf1ef, 0x74359cbd, 0x738acc9e, 0x72db8828, 0x7227d61c, 0x716fbd68, 0x70b34525,
120 0x6ff27497, 0x6f2d532c, 0x6e63e87f, 0x6d963c54, 0x6cc45698, 0x6bee3f62, 0x6b13fef5, 0x6a359db9,
121 0x69532442, 0x686c9b4b, 0x67820bb7, 0x66937e91, 0x65a0fd0b, 0x64aa907f, 0x63b0426d, 0x62b21c7b,
122 0x61b02876, 0x60aa7050, 0x5fa0fe1f, 0x5e93dc1f, 0x5d8314b1, 0x5c6eb258, 0x5b56bfbd, 0x5a3b47ab,
123 0x591c550e, 0x57f9f2f8, 0x56d42c99, 0x55ab0d46, 0x547ea073, 0x534ef1b5, 0x521c0cc2, 0x50e5fd6d,
124 0x4faccfab, 0x4e708f8f, 0x4d31494b, 0x4bef092d, 0x4aa9dba2, 0x4961cd33, 0x4816ea86, 0x46c9405c,
125 0x4578db93, 0x4425c923, 0x42d0161e, 0x4177cfb1, 0x401d0321, 0x3ebfbdcd, 0x3d600d2c, 0x3bfdfecd,
126 0x3a99a057, 0x3932ff87, 0x37ca2a30, 0x365f2e3b, 0x34f219a8, 0x3382fa88, 0x3211df04, 0x309ed556,
127 0x2f29ebcc, 0x2db330c7, 0x2c3ab2b9, 0x2ac08026, 0x2944a7a2, 0x27c737d3, 0x26483f6c, 0x24c7cd33,
128 0x2345eff8, 0x21c2b69c, 0x203e300d, 0x1eb86b46, 0x1d31774d, 0x1ba96335, 0x1a203e1b, 0x18961728,
129 0x170afd8d, 0x157f0086, 0x13f22f58, 0x1264994e, 0x10d64dbd, 0x0f475bff, 0x0db7d376, 0x0c27c389,
130 0x0a973ba5, 0x09064b3a, 0x077501be, 0x05e36ea9, 0x0451a177, 0x02bfa9a4, 0x012d96b1, 0x00000000,
131 };
132
133 DECLFUNC const INT32 *gaa_wsin_ldac[LDAC_NUMLNN];
134 static const INT32 sa_wsin_1fs_ldac[LDAC_1FSLSU] = { /* Q31 */
135 0x5a82799a, 0x30fbc54d, 0x7641af3d, 0x18f8b83c, 0x6a6d98a4, 0x7d8a5f40, 0x471cece7, 0x0c8bd35e,
136 0x3c56ba70, 0x62f201ac, 0x7a7d055b, 0x7f62368f, 0x70e2cbc6, 0x5133cc94, 0x25280c5e, 0x0647d97c,
137 0x1f19f97b, 0x36ba2014, 0x4c3fdff4, 0x5ed77c8a, 0x6dca0d14, 0x78848414, 0x7e9d55fc, 0x7fd8878e,
138 0x7c29fbee, 0x73b5ebd1, 0x66cf8120, 0x55f5a4d2, 0x41ce1e65, 0x2b1f34eb, 0x12c8106f, 0x03242abf,
139 0x0fab272b, 0x1c0b826a, 0x2826b928, 0x33def287, 0x3f1749b8, 0x49b41533, 0x539b2af0, 0x5cb420e0,
140 0x64e88926, 0x6c242960, 0x72552c85, 0x776c4edb, 0x7b5d039e, 0x7e1d93ea, 0x7fa736b4, 0x7ff62182,
141 0x7f0991c4, 0x7ce3ceb2, 0x798a23b1, 0x7504d345, 0x6f5f02b2, 0x68a69e81, 0x60ec3830, 0x5842dd54,
142 0x4ebfe8a5, 0x447acd50, 0x398cdd32, 0x2e110a62, 0x2223a4c5, 0x15e21445, 0x096a9049, 0x00c90f88,
143 0x03ed26e6, 0x0710a345, 0x0a3308bd, 0x0d53db92, 0x1072a048, 0x138edbb1, 0x16a81305, 0x19bdcbf3,
144 0x1ccf8cb3, 0x1fdcdc1b, 0x22e541af, 0x25e845b6, 0x28e5714b, 0x2bdc4e6f, 0x2ecc681e, 0x31b54a5e,
145 0x34968250, 0x376f9e46, 0x3a402dd2, 0x3d07c1d6, 0x3fc5ec98, 0x427a41d0, 0x452456bd, 0x47c3c22f,
146 0x4a581c9e, 0x4ce10034, 0x4f5e08e3, 0x51ced46e, 0x5433027d, 0x568a34a9, 0x58d40e8c, 0x5b1035cf,
147 0x5d3e5237, 0x5f5e0db3, 0x616f146c, 0x637114cc, 0x6563bf92, 0x6746c7d8, 0x6919e320, 0x6adcc964,
148 0x6c8f351c, 0x6e30e34a, 0x6fc19385, 0x71410805, 0x72af05a7, 0x740b53fb, 0x7555bd4c, 0x768e0ea6,
149 0x77b417df, 0x78c7aba2, 0x79c89f6e, 0x7ab6cba4, 0x7b920b89, 0x7c5a3d50, 0x7d0f4218, 0x7db0fdf8,
150 0x7e3f57ff, 0x7eba3a39, 0x7f2191b4, 0x7f754e80, 0x7fb563b3, 0x7fe1c76b, 0x7ffa72d1, 0x00000000,
151 };
152 static const INT32 sa_wsin_2fs_ldac[LDAC_2FSLSU] = { /* Q31 */
153 0x5a82799a, 0x30fbc54d, 0x7641af3d, 0x18f8b83c, 0x6a6d98a4, 0x7d8a5f40, 0x471cece7, 0x0c8bd35e,
154 0x3c56ba70, 0x62f201ac, 0x7a7d055b, 0x7f62368f, 0x70e2cbc6, 0x5133cc94, 0x25280c5e, 0x0647d97c,
155 0x1f19f97b, 0x36ba2014, 0x4c3fdff4, 0x5ed77c8a, 0x6dca0d14, 0x78848414, 0x7e9d55fc, 0x7fd8878e,
156 0x7c29fbee, 0x73b5ebd1, 0x66cf8120, 0x55f5a4d2, 0x41ce1e65, 0x2b1f34eb, 0x12c8106f, 0x03242abf,
157 0x0fab272b, 0x1c0b826a, 0x2826b928, 0x33def287, 0x3f1749b8, 0x49b41533, 0x539b2af0, 0x5cb420e0,
158 0x64e88926, 0x6c242960, 0x72552c85, 0x776c4edb, 0x7b5d039e, 0x7e1d93ea, 0x7fa736b4, 0x7ff62182,
159 0x7f0991c4, 0x7ce3ceb2, 0x798a23b1, 0x7504d345, 0x6f5f02b2, 0x68a69e81, 0x60ec3830, 0x5842dd54,
160 0x4ebfe8a5, 0x447acd50, 0x398cdd32, 0x2e110a62, 0x2223a4c5, 0x15e21445, 0x096a9049, 0x01921d20,
161 0x07d95b9e, 0x0e1bc2e4, 0x145576b1, 0x1a82a026, 0x209f701c, 0x26a82186, 0x2c98fbba, 0x326e54c7,
162 0x382493b0, 0x3db832a6, 0x4325c135, 0x4869e665, 0x4d8162c4, 0x5269126e, 0x571deefa, 0x5b9d1154,
163 0x5fe3b38d, 0x63ef3290, 0x67bd0fbd, 0x6b4af279, 0x6e96a99d, 0x719e2cd2, 0x745f9dd1, 0x76d94989,
164 0x7909a92d, 0x7aef6323, 0x7c894bde, 0x7dd6668f, 0x7ed5e5c6, 0x7f872bf3, 0x7fe9cbc0, 0x7ffd885a,
165 0x7fc25596, 0x7f3857f6, 0x7e5fe493, 0x7d3980ec, 0x7bc5e290, 0x7a05eead, 0x77fab989, 0x75a585cf,
166 0x7307c3d0, 0x7023109a, 0x6cf934fc, 0x698c246c, 0x65ddfbd3, 0x61f1003f, 0x5dc79d7c, 0x59646498,
167 0x54ca0a4b, 0x4ffb654d, 0x4afb6c98, 0x45cd358f, 0x4073f21d, 0x3af2eeb7, 0x354d9057, 0x2f875262,
168 0x29a3c485, 0x23a6887f, 0x1d934fe5, 0x176dd9de, 0x1139f0cf, 0x0afb6805, 0x04b6195d, 0x006487e3,
169 0x01f6a297, 0x0388a9ea, 0x051a8e5c, 0x06ac406f, 0x083db0a7, 0x09cecf89, 0x0b5f8d9f, 0x0cefdb76,
170 0x0e7fa99e, 0x100ee8ad, 0x119d8941, 0x132b7bf9, 0x14b8b17f, 0x16451a83, 0x17d0a7bc, 0x195b49ea,
171 0x1ae4f1d6, 0x1c6d9053, 0x1df5163f, 0x1f7b7481, 0x21009c0c, 0x22847de0, 0x24070b08, 0x2588349d,
172 0x2707ebc7, 0x288621b9, 0x2a02c7b8, 0x2b7dcf17, 0x2cf72939, 0x2e6ec792, 0x2fe49ba7, 0x3158970e,
173 0x32caab6f, 0x343aca87, 0x35a8e625, 0x3714f02a, 0x387eda8e, 0x39e6975e, 0x3b4c18ba, 0x3caf50da,
174 0x3e10320d, 0x3f6eaeb8, 0x40cab958, 0x42244481, 0x437b42e1, 0x44cfa740, 0x4621647d, 0x47706d93,
175 0x48bcb599, 0x4a062fbd, 0x4b4ccf4d, 0x4c9087b1, 0x4dd14c6e, 0x4f0f1126, 0x5049c999, 0x518169a5,
176 0x52b5e546, 0x53e73097, 0x55153fd4, 0x56400758, 0x57677b9d, 0x588b9140, 0x59ac3cfd, 0x5ac973b5,
177 0x5be32a67, 0x5cf95638, 0x5e0bec6e, 0x5f1ae274, 0x60262dd6, 0x612dc447, 0x62319b9d, 0x6331a9d4,
178 0x642de50d, 0x6526438f, 0x661abbc5, 0x670b4444, 0x67f7d3c5, 0x68e06129, 0x69c4e37a, 0x6aa551e9,
179 0x6b81a3cd, 0x6c59d0a9, 0x6d2dd027, 0x6dfd9a1c, 0x6ec92683, 0x6f906d84, 0x70536771, 0x71120cc5,
180 0x71cc5626, 0x72823c67, 0x7333b883, 0x73e0c3a3, 0x7489571c, 0x752d6c6c, 0x75ccfd42, 0x76680376,
181 0x76fe790e, 0x7790583e, 0x781d9b65, 0x78a63d11, 0x792a37fe, 0x79a98715, 0x7a24256f, 0x7a9a0e50,
182 0x7b0b3d2c, 0x7b77ada8, 0x7bdf5b94, 0x7c4242f2, 0x7ca05ff1, 0x7cf9aef0, 0x7d4e2c7f, 0x7d9dd55a,
183 0x7de8a670, 0x7e2e9cdf, 0x7e6fb5f4, 0x7eabef2c, 0x7ee34636, 0x7f15b8ee, 0x7f434563, 0x7f6be9d4,
184 0x7f8fa4b0, 0x7fae7495, 0x7fc85854, 0x7fdd4eec, 0x7fed5791, 0x7ff871a2, 0x7ffe9cb2, 0x00000000,
185 };
186
187 DECLFUNC const int *gaa_perm_ldac[LDAC_NUMLNN];
188 static const int sa_perm_1fs_ldac[LDAC_1FSLSU] = {
189 0, 64, 96, 32, 48, 112, 80, 16, 24, 88, 120, 56, 40, 104, 72, 8,
190 12, 76, 108, 44, 60, 124, 92, 28, 20, 84, 116, 52, 36, 100, 68, 4,
191 6, 70, 102, 38, 54, 118, 86, 22, 30, 94, 126, 62, 46, 110, 78, 14,
192 10, 74, 106, 42, 58, 122, 90, 26, 18, 82, 114, 50, 34, 98, 66, 2,
193 3, 67, 99, 35, 51, 115, 83, 19, 27, 91, 123, 59, 43, 107, 75, 11,
194 15, 79, 111, 47, 63, 127, 95, 31, 23, 87, 119, 55, 39, 103, 71, 7,
195 5, 69, 101, 37, 53, 117, 85, 21, 29, 93, 125, 61, 45, 109, 77, 13,
196 9, 73, 105, 41, 57, 121, 89, 25, 17, 81, 113, 49, 33, 97, 65, 1,
197 };
198 static const int sa_perm_2fs_ldac[LDAC_2FSLSU] = {
199 0, 128, 192, 64, 96, 224, 160, 32, 48, 176, 240, 112, 80, 208, 144, 16,
200 24, 152, 216, 88, 120, 248, 184, 56, 40, 168, 232, 104, 72, 200, 136, 8,
201 12, 140, 204, 76, 108, 236, 172, 44, 60, 188, 252, 124, 92, 220, 156, 28,
202 20, 148, 212, 84, 116, 244, 180, 52, 36, 164, 228, 100, 68, 196, 132, 4,
203 6, 134, 198, 70, 102, 230, 166, 38, 54, 182, 246, 118, 86, 214, 150, 22,
204 30, 158, 222, 94, 126, 254, 190, 62, 46, 174, 238, 110, 78, 206, 142, 14,
205 10, 138, 202, 74, 106, 234, 170, 42, 58, 186, 250, 122, 90, 218, 154, 26,
206 18, 146, 210, 82, 114, 242, 178, 50, 34, 162, 226, 98, 66, 194, 130, 2,
207 3, 131, 195, 67, 99, 227, 163, 35, 51, 179, 243, 115, 83, 211, 147, 19,
208 27, 155, 219, 91, 123, 251, 187, 59, 43, 171, 235, 107, 75, 203, 139, 11,
209 15, 143, 207, 79, 111, 239, 175, 47, 63, 191, 255, 127, 95, 223, 159, 31,
210 23, 151, 215, 87, 119, 247, 183, 55, 39, 167, 231, 103, 71, 199, 135, 7,
211 5, 133, 197, 69, 101, 229, 165, 37, 53, 181, 245, 117, 85, 213, 149, 21,
212 29, 157, 221, 93, 125, 253, 189, 61, 45, 173, 237, 109, 77, 205, 141, 13,
213 9, 137, 201, 73, 105, 233, 169, 41, 57, 185, 249, 121, 89, 217, 153, 25,
214 17, 145, 209, 81, 113, 241, 177, 49, 33, 161, 225, 97, 65, 193, 129, 1,
215 };
216
217 /***************************************************************************************************
218 Normalization Tables
219 ***************************************************************************************************/
220 /* Scale Factor for Spectrum Normalization */
221 DECLFUNC const INT32 ga_sf_ldac[LDAC_NIDSF] = { /* Q15 */
222 0x00000001, 0x00000002, 0x00000004, 0x00000008,
223 0x00000010, 0x00000020, 0x00000040, 0x00000080,
224 0x00000100, 0x00000200, 0x00000400, 0x00000800,
225 0x00001000, 0x00002000, 0x00004000, 0x00008000,
226 0x00010000, 0x00020000, 0x00040000, 0x00080000,
227 0x00100000, 0x00200000, 0x00400000, 0x00800000,
228 0x01000000, 0x02000000, 0x04000000, 0x08000000,
229 0x10000000, 0x20000000, 0x40000000, 0x7fffffff,
230 };
231
232 /***************************************************************************************************
233 Quantization Tables
234 ***************************************************************************************************/
235 /* Quantize Factor for Spectrum/Residual Quantization */
236 DECLFUNC const INT32 ga_qf_ldac[LDAC_NIDWL] = { /* Q16 */
237 0x00008000, 0x00018000, 0x00038000, 0x00078000,
238 0x000f8000, 0x001f8000, 0x003f8000, 0x007f8000,
239 0x00ff8000, 0x01ff8000, 0x03ff8000, 0x07ff8000,
240 0x0fff8000, 0x1fff8000, 0x3fff8000, 0x7fff8000,
241 };
242
243 /* Inverse of Quantize Factor for Spectrum/Residual Quantization */
244 DECLFUNC const INT32 ga_iqf_ldac[LDAC_NIDWL] = { /* Q31 */
245 0x80000000, 0x55555555, 0x24924925, 0x11111111,
246 0x08421084, 0x04104104, 0x02040810, 0x01010101,
247 0x00804020, 0x00401004, 0x00200401, 0x00100100,
248 0x00080040, 0x00040010, 0x00020004, 0x00010001,
249 };
250
251 /* Inverse of Scale Factor for Residual Normalization */
252 DECLFUNC const INT32 ga_irsf_ldac[LDAC_NIDWL] = { /* Q15 */
253 0x00007f80, 0x00017e80, 0x00037c80, 0x00077880,
254 0x000f7080, 0x001f6080, 0x003f4080, 0x007f0080,
255 0x00fe8080, 0x01fd8080, 0x03fb8080, 0x07f78080,
256 0x0fef8080, 0x1fdf8080, 0x3fbf8080, 0x7f7f8080,
257 };
258
259
260 /***************************************************************************************************
261 Set MDCT Tables
262 ***************************************************************************************************/
set_mdct_table_ldac(int nlnn)263 DECLFUNC void set_mdct_table_ldac(
264 int nlnn)
265 {
266 int index = nlnn - LDAC_1FSLNN;
267
268 if (nlnn == LDAC_1FSLNN) {
269 gaa_fwin_ldac[index] = sa_fwin_1fs_ldac;
270 gaa_wcos_ldac[index] = sa_wcos_1fs_ldac;
271 gaa_wsin_ldac[index] = sa_wsin_1fs_ldac;
272 gaa_perm_ldac[index] = sa_perm_1fs_ldac;
273 }
274 else if (nlnn == LDAC_2FSLNN) {
275 gaa_fwin_ldac[index] = sa_fwin_2fs_ldac;
276 gaa_wcos_ldac[index] = sa_wcos_2fs_ldac;
277 gaa_wsin_ldac[index] = sa_wsin_2fs_ldac;
278 gaa_perm_ldac[index] = sa_perm_2fs_ldac;
279 }
280
281 return;
282 }
283
284
285