1 /****************************************************************************** 2 * 3 * Copyright 1999-2012 Broadcom Corporation 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at: 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 ******************************************************************************/ 18 19 /****************************************************************************** 20 * 21 * This file contains the Windowing coeffs for synthesis filter 22 * 23 ******************************************************************************/ 24 25 #include "sbc_encoder.h" 26 27 #if (SBC_ARM_ASM_OPT == FALSE && SBC_IPAQ_OPT == FALSE) 28 #if (SBC_IS_64_MULT_IN_WINDOW_ACCU == FALSE) 29 /*Window coeff for 4 sub band case*/ 30 const int16_t gas32CoeffFor4SBs[] = {(int16_t)((int32_t)0x00000000 >> 16), (int16_t)0x00000000, 31 (int16_t)((int32_t)0x001194E6 >> 16), (int16_t)0x001194E6, 32 (int16_t)((int32_t)0x0030E2D3 >> 16), (int16_t)0x0030E2D3, 33 (int16_t)((int32_t)0x00599403 >> 16), (int16_t)0x00599403, 34 (int16_t)((int32_t)0x007DBCC8 >> 16), (int16_t)0x007DBCC8, 35 (int16_t)((int32_t)0x007F88E4 >> 16), (int16_t)0x007F88E4, 36 (int16_t)((int32_t)0x003D239B >> 16), (int16_t)0x003D239B, 37 (int16_t)((int32_t)0xFF9BB9D5 >> 16), (int16_t)0xFF9BB9D5, 38 39 (int16_t)((int32_t)0x01659F45 >> 16), (int16_t)0x01659F45, 40 (int16_t)((int32_t)0x029DBAA3 >> 16), (int16_t)0x029DBAA3, 41 (int16_t)((int32_t)0x03B23341 >> 16), (int16_t)0x03B23341, 42 (int16_t)((int32_t)0x041EEE40 >> 16), (int16_t)0x041EEE40, 43 (int16_t)((int32_t)0x034FEE2C >> 16), (int16_t)0x034FEE2C, 44 (int16_t)((int32_t)0x00C8F2BC >> 16), (int16_t)0x00C8F2BC, 45 (int16_t)((int32_t)0xFC4F91D4 >> 16), (int16_t)0xFC4F91D4, 46 (int16_t)((int32_t)0xF60FAF37 >> 16), (int16_t)0xF60FAF37, 47 48 (int16_t)((int32_t)0x115B1ED2 >> 16), (int16_t)0x115B1ED2, 49 (int16_t)((int32_t)0x18F55C90 >> 16), (int16_t)0x18F55C90, 50 (int16_t)((int32_t)0x1F91CA46 >> 16), (int16_t)0x1F91CA46, 51 (int16_t)((int32_t)0x2412F251 >> 16), (int16_t)0x2412F251, 52 (int16_t)((int32_t)0x25AC1FF2 >> 16), (int16_t)0x25AC1FF2, 53 (int16_t)((int32_t)0x2412F251 >> 16), (int16_t)0x2412F251, 54 (int16_t)((int32_t)0x1F91CA46 >> 16), (int16_t)0x1F91CA46, 55 (int16_t)((int32_t)0x18F55C90 >> 16), (int16_t)0x18F55C90, 56 57 (int16_t)((int32_t)0xEEA4E12E >> 16), (int16_t)0xEEA4E12E, 58 (int16_t)((int32_t)0xF60FAF37 >> 16), (int16_t)0xF60FAF37, 59 (int16_t)((int32_t)0xFC4F91D4 >> 16), (int16_t)0xFC4F91D4, 60 (int16_t)((int32_t)0x00C8F2BC >> 16), (int16_t)0x00C8F2BC, 61 (int16_t)((int32_t)0x034FEE2C >> 16), (int16_t)0x034FEE2C, 62 (int16_t)((int32_t)0x041EEE40 >> 16), (int16_t)0x041EEE40, 63 (int16_t)((int32_t)0x03B23341 >> 16), (int16_t)0x03B23341, 64 (int16_t)((int32_t)0x029DBAA3 >> 16), (int16_t)0x029DBAA3, 65 66 (int16_t)((int32_t)0xFE9A60BB >> 16), (int16_t)0xFE9A60BB, 67 (int16_t)((int32_t)0xFF9BB9D5 >> 16), (int16_t)0xFF9BB9D5, 68 (int16_t)((int32_t)0x003D239B >> 16), (int16_t)0x003D239B, 69 (int16_t)((int32_t)0x007F88E4 >> 16), (int16_t)0x007F88E4, 70 (int16_t)((int32_t)0x007DBCC8 >> 16), (int16_t)0x007DBCC8, 71 (int16_t)((int32_t)0x00599403 >> 16), (int16_t)0x00599403, 72 (int16_t)((int32_t)0x0030E2D3 >> 16), (int16_t)0x0030E2D3, 73 (int16_t)((int32_t)0x001194E6 >> 16), (int16_t)0x001194E6}; 74 75 /*Window coeff for 8 sub band case*/ 76 const int16_t gas32CoeffFor8SBs[] = { 77 (int16_t)((int32_t)0x00000000 >> 16), (int16_t)0x00000000, 78 (int16_t)((int32_t)0x00052173 >> 16), (int16_t)0x00052173, 79 (int16_t)((int32_t)0x000B3F71 >> 16), (int16_t)0x000B3F71, 80 (int16_t)((int32_t)0x00122C7D >> 16), (int16_t)0x00122C7D, 81 (int16_t)((int32_t)0x001AFF89 >> 16), (int16_t)0x001AFF89, 82 (int16_t)((int32_t)0x00255A62 >> 16), (int16_t)0x00255A62, 83 (int16_t)((int32_t)0x003060F4 >> 16), (int16_t)0x003060F4, 84 (int16_t)((int32_t)0x003A72E7 >> 16), (int16_t)0x003A72E7, 85 86 (int16_t)((int32_t)0x0041EC6A >> 16), (int16_t)0x0041EC6A, /* 8 */ 87 (int16_t)((int32_t)0x0044EF48 >> 16), (int16_t)0x0044EF48, 88 (int16_t)((int32_t)0x00415B75 >> 16), (int16_t)0x00415B75, 89 (int16_t)((int32_t)0x0034F8B6 >> 16), (int16_t)0x0034F8B6, 90 (int16_t)((int32_t)0x001D8FD2 >> 16), (int16_t)0x001D8FD2, 91 (int16_t)((int32_t)0xFFFA2413 >> 16), (int16_t)0xFFFA2413, 92 (int16_t)((int32_t)0xFFC9F10E >> 16), (int16_t)0xFFC9F10E, 93 (int16_t)((int32_t)0xFF8D6793 >> 16), (int16_t)0xFF8D6793, 94 95 (int16_t)((int32_t)0x00B97348 >> 16), (int16_t)0x00B97348, /* 16 */ 96 (int16_t)((int32_t)0x01071B96 >> 16), (int16_t)0x01071B96, 97 (int16_t)((int32_t)0x0156B3CA >> 16), (int16_t)0x0156B3CA, 98 (int16_t)((int32_t)0x01A1B38B >> 16), (int16_t)0x01A1B38B, 99 (int16_t)((int32_t)0x01E0224C >> 16), (int16_t)0x01E0224C, 100 (int16_t)((int32_t)0x0209291F >> 16), (int16_t)0x0209291F, 101 (int16_t)((int32_t)0x02138653 >> 16), (int16_t)0x02138653, 102 (int16_t)((int32_t)0x01F5F424 >> 16), (int16_t)0x01F5F424, 103 104 (int16_t)((int32_t)0x01A7ECEF >> 16), (int16_t)0x01A7ECEF, /* 24 */ 105 (int16_t)((int32_t)0x01223EBA >> 16), (int16_t)0x01223EBA, 106 (int16_t)((int32_t)0x005FD0FF >> 16), (int16_t)0x005FD0FF, 107 (int16_t)((int32_t)0xFF5EEB73 >> 16), (int16_t)0xFF5EEB73, 108 (int16_t)((int32_t)0xFE20435D >> 16), (int16_t)0xFE20435D, 109 (int16_t)((int32_t)0xFCA86E7E >> 16), (int16_t)0xFCA86E7E, 110 (int16_t)((int32_t)0xFAFF95FC >> 16), (int16_t)0xFAFF95FC, 111 (int16_t)((int32_t)0xF9312891 >> 16), (int16_t)0xF9312891, 112 113 (int16_t)((int32_t)0x08B4307A >> 16), (int16_t)0x08B4307A, /* 32 */ 114 (int16_t)((int32_t)0x0A9F3E9A >> 16), (int16_t)0x0A9F3E9A, 115 (int16_t)((int32_t)0x0C7D59B6 >> 16), (int16_t)0x0C7D59B6, 116 (int16_t)((int32_t)0x0E3BB16F >> 16), (int16_t)0x0E3BB16F, 117 (int16_t)((int32_t)0x0FC721F9 >> 16), (int16_t)0x0FC721F9, 118 (int16_t)((int32_t)0x110ECEF0 >> 16), (int16_t)0x110ECEF0, 119 (int16_t)((int32_t)0x120435FA >> 16), (int16_t)0x120435FA, 120 (int16_t)((int32_t)0x129C226F >> 16), (int16_t)0x129C226F, 121 122 (int16_t)((int32_t)0x12CF6C75 >> 16), (int16_t)0x12CF6C75, /* 40 */ 123 (int16_t)((int32_t)0x129C226F >> 16), (int16_t)0x129C226F, 124 (int16_t)((int32_t)0x120435FA >> 16), (int16_t)0x120435FA, 125 (int16_t)((int32_t)0x110ECEF0 >> 16), (int16_t)0x110ECEF0, 126 (int16_t)((int32_t)0x0FC721F9 >> 16), (int16_t)0x0FC721F9, 127 (int16_t)((int32_t)0x0E3BB16F >> 16), (int16_t)0x0E3BB16F, 128 (int16_t)((int32_t)0x0C7D59B6 >> 16), (int16_t)0x0C7D59B6, 129 (int16_t)((int32_t)0x0A9F3E9A >> 16), (int16_t)0x0A9F3E9A, 130 131 (int16_t)((int32_t)0xF74BCF86 >> 16), (int16_t)0xF74BCF86, /* 48 */ 132 (int16_t)((int32_t)0xF9312891 >> 16), (int16_t)0xF9312891, 133 (int16_t)((int32_t)0xFAFF95FC >> 16), (int16_t)0xFAFF95FC, 134 (int16_t)((int32_t)0xFCA86E7E >> 16), (int16_t)0xFCA86E7E, 135 (int16_t)((int32_t)0xFE20435D >> 16), (int16_t)0xFE20435D, 136 (int16_t)((int32_t)0xFF5EEB73 >> 16), (int16_t)0xFF5EEB73, 137 (int16_t)((int32_t)0x005FD0FF >> 16), (int16_t)0x005FD0FF, 138 (int16_t)((int32_t)0x01223EBA >> 16), (int16_t)0x01223EBA, 139 140 (int16_t)((int32_t)0x01A7ECEF >> 16), (int16_t)0x01A7ECEF, /* 56 */ 141 (int16_t)((int32_t)0x01F5F424 >> 16), (int16_t)0x01F5F424, 142 (int16_t)((int32_t)0x02138653 >> 16), (int16_t)0x02138653, 143 (int16_t)((int32_t)0x0209291F >> 16), (int16_t)0x0209291F, 144 (int16_t)((int32_t)0x01E0224C >> 16), (int16_t)0x01E0224C, 145 (int16_t)((int32_t)0x01A1B38B >> 16), (int16_t)0x01A1B38B, 146 (int16_t)((int32_t)0x0156B3CA >> 16), (int16_t)0x0156B3CA, 147 (int16_t)((int32_t)0x01071B96 >> 16), (int16_t)0x01071B96, 148 149 (int16_t)((int32_t)0xFF468CB8 >> 16), (int16_t)0xFF468CB8, /* 64 */ 150 (int16_t)((int32_t)0xFF8D6793 >> 16), (int16_t)0xFF8D6793, 151 (int16_t)((int32_t)0xFFC9F10E >> 16), (int16_t)0xFFC9F10E, 152 (int16_t)((int32_t)0xFFFA2413 >> 16), (int16_t)0xFFFA2413, 153 (int16_t)((int32_t)0x001D8FD2 >> 16), (int16_t)0x001D8FD2, 154 (int16_t)((int32_t)0x0034F8B6 >> 16), (int16_t)0x0034F8B6, 155 (int16_t)((int32_t)0x00415B75 >> 16), (int16_t)0x00415B75, 156 (int16_t)((int32_t)0x0044EF48 >> 16), (int16_t)0x0044EF48, 157 158 (int16_t)((int32_t)0x0041EC6A >> 16), (int16_t)0x0041EC6A, /* 72 */ 159 (int16_t)((int32_t)0x003A72E7 >> 16), (int16_t)0x003A72E7, 160 (int16_t)((int32_t)0x003060F4 >> 16), (int16_t)0x003060F4, 161 (int16_t)((int32_t)0x00255A62 >> 16), (int16_t)0x00255A62, 162 (int16_t)((int32_t)0x001AFF89 >> 16), (int16_t)0x001AFF89, 163 (int16_t)((int32_t)0x00122C7D >> 16), (int16_t)0x00122C7D, 164 (int16_t)((int32_t)0x000B3F71 >> 16), (int16_t)0x000B3F71, 165 (int16_t)((int32_t)0x00052173 >> 16), (int16_t)0x00052173}; 166 167 #else 168 169 /*Window coeff for 4 sub band case*/ 170 const int32_t gas32CoeffFor4SBs[] = { 171 (int32_t)0x00000000, (int32_t)0x001194E6, (int32_t)0x0030E2D3, (int32_t)0x00599403, 172 (int32_t)0x007DBCC8, (int32_t)0x007F88E4, (int32_t)0x003D239B, (int32_t)0xFF9BB9D5, 173 174 (int32_t)0x01659F45, (int32_t)0x029DBAA3, (int32_t)0x03B23341, (int32_t)0x041EEE40, 175 (int32_t)0x034FEE2C, (int32_t)0x00C8F2BC, (int32_t)0xFC4F91D4, (int32_t)0xF60FAF37, 176 177 (int32_t)0x115B1ED2, (int32_t)0x18F55C90, (int32_t)0x1F91CA46, (int32_t)0x2412F251, 178 (int32_t)0x25AC1FF2, (int32_t)0x2412F251, (int32_t)0x1F91CA46, (int32_t)0x18F55C90, 179 180 (int32_t)0xEEA4E12E, (int32_t)0xF60FAF37, (int32_t)0xFC4F91D4, (int32_t)0x00C8F2BC, 181 (int32_t)0x034FEE2C, (int32_t)0x041EEE40, (int32_t)0x03B23341, (int32_t)0x029DBAA3, 182 183 (int32_t)0xFE9A60BB, (int32_t)0xFF9BB9D5, (int32_t)0x003D239B, (int32_t)0x007F88E4, 184 (int32_t)0x007DBCC8, (int32_t)0x00599403, (int32_t)0x0030E2D3, (int32_t)0x001194E6}; 185 186 /*Window coeff for 8 sub band case*/ 187 const int32_t gas32CoeffFor8SBs[] = { 188 (int32_t)0x00000000, (int32_t)0x00052173, (int32_t)0x000B3F71, (int32_t)0x00122C7D, 189 (int32_t)0x001AFF89, (int32_t)0x00255A62, (int32_t)0x003060F4, (int32_t)0x003A72E7, 190 191 (int32_t)0x0041EC6A, /* 8 */ 192 (int32_t)0x0044EF48, (int32_t)0x00415B75, (int32_t)0x0034F8B6, (int32_t)0x001D8FD2, 193 (int32_t)0xFFFA2413, (int32_t)0xFFC9F10E, (int32_t)0xFF8D6793, 194 195 (int32_t)0x00B97348, /* 16 */ 196 (int32_t)0x01071B96, (int32_t)0x0156B3CA, (int32_t)0x01A1B38B, (int32_t)0x01E0224C, 197 (int32_t)0x0209291F, (int32_t)0x02138653, (int32_t)0x01F5F424, 198 199 (int32_t)0x01A7ECEF, /* 24 */ 200 (int32_t)0x01223EBA, (int32_t)0x005FD0FF, (int32_t)0xFF5EEB73, (int32_t)0xFE20435D, 201 (int32_t)0xFCA86E7E, (int32_t)0xFAFF95FC, (int32_t)0xF9312891, 202 203 (int32_t)0x08B4307A, /* 32 */ 204 (int32_t)0x0A9F3E9A, (int32_t)0x0C7D59B6, (int32_t)0x0E3BB16F, (int32_t)0x0FC721F9, 205 (int32_t)0x110ECEF0, (int32_t)0x120435FA, (int32_t)0x129C226F, 206 207 (int32_t)0x12CF6C75, /* 40 */ 208 (int32_t)0x129C226F, (int32_t)0x120435FA, (int32_t)0x110ECEF0, (int32_t)0x0FC721F9, 209 (int32_t)0x0E3BB16F, (int32_t)0x0C7D59B6, (int32_t)0x0A9F3E9A, 210 211 (int32_t)0xF74BCF86, /* 48 */ 212 (int32_t)0xF9312891, (int32_t)0xFAFF95FC, (int32_t)0xFCA86E7E, (int32_t)0xFE20435D, 213 (int32_t)0xFF5EEB73, (int32_t)0x005FD0FF, (int32_t)0x01223EBA, 214 215 (int32_t)0x01A7ECEF, /* 56 */ 216 (int32_t)0x01F5F424, (int32_t)0x02138653, (int32_t)0x0209291F, (int32_t)0x01E0224C, 217 (int32_t)0x01A1B38B, (int32_t)0x0156B3CA, (int32_t)0x01071B96, 218 219 (int32_t)0xFF468CB8, /* 64 */ 220 (int32_t)0xFF8D6793, (int32_t)0xFFC9F10E, (int32_t)0xFFFA2413, (int32_t)0x001D8FD2, 221 (int32_t)0x0034F8B6, (int32_t)0x00415B75, (int32_t)0x0044EF48, 222 223 (int32_t)0x0041EC6A, /* 72 */ 224 (int32_t)0x003A72E7, (int32_t)0x003060F4, (int32_t)0x00255A62, (int32_t)0x001AFF89, 225 (int32_t)0x00122C7D, (int32_t)0x000B3F71, (int32_t)0x00052173}; 226 227 #endif 228 #endif 229