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2 | mjames | 1 | /* ---------------------------------------------------------------------- |
2 | * Copyright (C) 2010-2014 ARM Limited. All rights reserved. |
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3 | * |
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4 | * $Date: 19. March 2015 |
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5 | * $Revision: V.1.4.5 |
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6 | * |
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7 | * Project: CMSIS DSP Library |
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8 | * Title: arm_common_tables.c |
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9 | * |
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10 | * Description: This file has common tables like fft twiddle factors, Bitreverse, reciprocal etc which are used across different functions |
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11 | * |
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12 | * Target Processor: Cortex-M4/Cortex-M3/Cortex-M0 |
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13 | * |
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14 | * Redistribution and use in source and binary forms, with or without |
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15 | * modification, are permitted provided that the following conditions |
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16 | * are met: |
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17 | * - Redistributions of source code must retain the above copyright |
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18 | * notice, this list of conditions and the following disclaimer. |
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19 | * - Redistributions in binary form must reproduce the above copyright |
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20 | * notice, this list of conditions and the following disclaimer in |
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21 | * the documentation and/or other materials provided with the |
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22 | * distribution. |
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23 | * - Neither the name of ARM LIMITED nor the names of its contributors |
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24 | * may be used to endorse or promote products derived from this |
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25 | * software without specific prior written permission. |
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26 | * |
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27 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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28 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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29 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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30 | * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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31 | * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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32 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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33 | * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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34 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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35 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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36 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
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37 | * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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38 | * POSSIBILITY OF SUCH DAMAGE. |
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39 | * -------------------------------------------------------------------- */ |
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40 | |||
41 | |||
42 | #include "arm_math.h" |
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43 | #include "arm_common_tables.h" |
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44 | |||
45 | /** |
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46 | * @ingroup groupTransforms |
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47 | */ |
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48 | |||
49 | /** |
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50 | * @addtogroup CFFT_CIFFT Complex FFT Tables |
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51 | * @{ |
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52 | */ |
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53 | |||
54 | /** |
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55 | * \par |
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56 | * Pseudo code for Generation of Bit reversal Table is |
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57 | * \par |
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58 | * <pre>for(l=1;l <= N/4;l++) |
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59 | * { |
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60 | * for(i=0;i<logN2;i++) |
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61 | * { |
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62 | * a[i]=l&(1<<i); |
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63 | * } |
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64 | * for(j=0; j<logN2; j++) |
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65 | * { |
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66 | * if (a[j]!=0) |
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67 | * y[l]+=(1<<((logN2-1)-j)); |
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68 | * } |
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69 | * y[l] = y[l] >> 1; |
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70 | * } </pre> |
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71 | * \par |
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72 | * where N = 4096 logN2 = 12 |
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73 | * \par |
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74 | * N is the maximum FFT Size supported |
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75 | */ |
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76 | |||
77 | /* |
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78 | * @brief Table for bit reversal process |
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79 | */ |
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80 | const uint16_t armBitRevTable[1024] = { |
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81 | 0x400, 0x200, 0x600, 0x100, 0x500, 0x300, 0x700, 0x80, 0x480, 0x280, |
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82 | 0x680, 0x180, 0x580, 0x380, 0x780, 0x40, 0x440, 0x240, 0x640, 0x140, |
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83 | 0x540, 0x340, 0x740, 0xc0, 0x4c0, 0x2c0, 0x6c0, 0x1c0, 0x5c0, 0x3c0, |
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84 | 0x7c0, 0x20, 0x420, 0x220, 0x620, 0x120, 0x520, 0x320, 0x720, 0xa0, |
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85 | 0x4a0, 0x2a0, 0x6a0, 0x1a0, 0x5a0, 0x3a0, 0x7a0, 0x60, 0x460, 0x260, |
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86 | 0x660, 0x160, 0x560, 0x360, 0x760, 0xe0, 0x4e0, 0x2e0, 0x6e0, 0x1e0, |
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87 | 0x5e0, 0x3e0, 0x7e0, 0x10, 0x410, 0x210, 0x610, 0x110, 0x510, 0x310, |
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88 | 0x710, 0x90, 0x490, 0x290, 0x690, 0x190, 0x590, 0x390, 0x790, 0x50, |
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89 | 0x450, 0x250, 0x650, 0x150, 0x550, 0x350, 0x750, 0xd0, 0x4d0, 0x2d0, |
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90 | 0x6d0, 0x1d0, 0x5d0, 0x3d0, 0x7d0, 0x30, 0x430, 0x230, 0x630, 0x130, |
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91 | 0x530, 0x330, 0x730, 0xb0, 0x4b0, 0x2b0, 0x6b0, 0x1b0, 0x5b0, 0x3b0, |
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92 | 0x7b0, 0x70, 0x470, 0x270, 0x670, 0x170, 0x570, 0x370, 0x770, 0xf0, |
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93 | 0x4f0, 0x2f0, 0x6f0, 0x1f0, 0x5f0, 0x3f0, 0x7f0, 0x8, 0x408, 0x208, |
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94 | 0x608, 0x108, 0x508, 0x308, 0x708, 0x88, 0x488, 0x288, 0x688, 0x188, |
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95 | 0x588, 0x388, 0x788, 0x48, 0x448, 0x248, 0x648, 0x148, 0x548, 0x348, |
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96 | 0x748, 0xc8, 0x4c8, 0x2c8, 0x6c8, 0x1c8, 0x5c8, 0x3c8, 0x7c8, 0x28, |
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97 | 0x428, 0x228, 0x628, 0x128, 0x528, 0x328, 0x728, 0xa8, 0x4a8, 0x2a8, |
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98 | 0x6a8, 0x1a8, 0x5a8, 0x3a8, 0x7a8, 0x68, 0x468, 0x268, 0x668, 0x168, |
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99 | 0x568, 0x368, 0x768, 0xe8, 0x4e8, 0x2e8, 0x6e8, 0x1e8, 0x5e8, 0x3e8, |
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100 | 0x7e8, 0x18, 0x418, 0x218, 0x618, 0x118, 0x518, 0x318, 0x718, 0x98, |
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101 | 0x498, 0x298, 0x698, 0x198, 0x598, 0x398, 0x798, 0x58, 0x458, 0x258, |
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102 | 0x658, 0x158, 0x558, 0x358, 0x758, 0xd8, 0x4d8, 0x2d8, 0x6d8, 0x1d8, |
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103 | 0x5d8, 0x3d8, 0x7d8, 0x38, 0x438, 0x238, 0x638, 0x138, 0x538, 0x338, |
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104 | 0x738, 0xb8, 0x4b8, 0x2b8, 0x6b8, 0x1b8, 0x5b8, 0x3b8, 0x7b8, 0x78, |
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105 | 0x478, 0x278, 0x678, 0x178, 0x578, 0x378, 0x778, 0xf8, 0x4f8, 0x2f8, |
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106 | 0x6f8, 0x1f8, 0x5f8, 0x3f8, 0x7f8, 0x4, 0x404, 0x204, 0x604, 0x104, |
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107 | 0x504, 0x304, 0x704, 0x84, 0x484, 0x284, 0x684, 0x184, 0x584, 0x384, |
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108 | 0x784, 0x44, 0x444, 0x244, 0x644, 0x144, 0x544, 0x344, 0x744, 0xc4, |
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109 | 0x4c4, 0x2c4, 0x6c4, 0x1c4, 0x5c4, 0x3c4, 0x7c4, 0x24, 0x424, 0x224, |
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110 | 0x624, 0x124, 0x524, 0x324, 0x724, 0xa4, 0x4a4, 0x2a4, 0x6a4, 0x1a4, |
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111 | 0x5a4, 0x3a4, 0x7a4, 0x64, 0x464, 0x264, 0x664, 0x164, 0x564, 0x364, |
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112 | 0x764, 0xe4, 0x4e4, 0x2e4, 0x6e4, 0x1e4, 0x5e4, 0x3e4, 0x7e4, 0x14, |
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113 | 0x414, 0x214, 0x614, 0x114, 0x514, 0x314, 0x714, 0x94, 0x494, 0x294, |
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114 | 0x694, 0x194, 0x594, 0x394, 0x794, 0x54, 0x454, 0x254, 0x654, 0x154, |
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115 | 0x554, 0x354, 0x754, 0xd4, 0x4d4, 0x2d4, 0x6d4, 0x1d4, 0x5d4, 0x3d4, |
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116 | 0x7d4, 0x34, 0x434, 0x234, 0x634, 0x134, 0x534, 0x334, 0x734, 0xb4, |
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117 | 0x4b4, 0x2b4, 0x6b4, 0x1b4, 0x5b4, 0x3b4, 0x7b4, 0x74, 0x474, 0x274, |
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118 | 0x674, 0x174, 0x574, 0x374, 0x774, 0xf4, 0x4f4, 0x2f4, 0x6f4, 0x1f4, |
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119 | 0x5f4, 0x3f4, 0x7f4, 0xc, 0x40c, 0x20c, 0x60c, 0x10c, 0x50c, 0x30c, |
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120 | 0x70c, 0x8c, 0x48c, 0x28c, 0x68c, 0x18c, 0x58c, 0x38c, 0x78c, 0x4c, |
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121 | 0x44c, 0x24c, 0x64c, 0x14c, 0x54c, 0x34c, 0x74c, 0xcc, 0x4cc, 0x2cc, |
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122 | 0x6cc, 0x1cc, 0x5cc, 0x3cc, 0x7cc, 0x2c, 0x42c, 0x22c, 0x62c, 0x12c, |
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123 | 0x52c, 0x32c, 0x72c, 0xac, 0x4ac, 0x2ac, 0x6ac, 0x1ac, 0x5ac, 0x3ac, |
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124 | 0x7ac, 0x6c, 0x46c, 0x26c, 0x66c, 0x16c, 0x56c, 0x36c, 0x76c, 0xec, |
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125 | 0x4ec, 0x2ec, 0x6ec, 0x1ec, 0x5ec, 0x3ec, 0x7ec, 0x1c, 0x41c, 0x21c, |
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126 | 0x61c, 0x11c, 0x51c, 0x31c, 0x71c, 0x9c, 0x49c, 0x29c, 0x69c, 0x19c, |
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127 | 0x59c, 0x39c, 0x79c, 0x5c, 0x45c, 0x25c, 0x65c, 0x15c, 0x55c, 0x35c, |
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128 | 0x75c, 0xdc, 0x4dc, 0x2dc, 0x6dc, 0x1dc, 0x5dc, 0x3dc, 0x7dc, 0x3c, |
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129 | 0x43c, 0x23c, 0x63c, 0x13c, 0x53c, 0x33c, 0x73c, 0xbc, 0x4bc, 0x2bc, |
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130 | 0x6bc, 0x1bc, 0x5bc, 0x3bc, 0x7bc, 0x7c, 0x47c, 0x27c, 0x67c, 0x17c, |
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131 | 0x57c, 0x37c, 0x77c, 0xfc, 0x4fc, 0x2fc, 0x6fc, 0x1fc, 0x5fc, 0x3fc, |
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132 | 0x7fc, 0x2, 0x402, 0x202, 0x602, 0x102, 0x502, 0x302, 0x702, 0x82, |
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133 | 0x482, 0x282, 0x682, 0x182, 0x582, 0x382, 0x782, 0x42, 0x442, 0x242, |
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134 | 0x642, 0x142, 0x542, 0x342, 0x742, 0xc2, 0x4c2, 0x2c2, 0x6c2, 0x1c2, |
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135 | 0x5c2, 0x3c2, 0x7c2, 0x22, 0x422, 0x222, 0x622, 0x122, 0x522, 0x322, |
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136 | 0x722, 0xa2, 0x4a2, 0x2a2, 0x6a2, 0x1a2, 0x5a2, 0x3a2, 0x7a2, 0x62, |
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137 | 0x462, 0x262, 0x662, 0x162, 0x562, 0x362, 0x762, 0xe2, 0x4e2, 0x2e2, |
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138 | 0x6e2, 0x1e2, 0x5e2, 0x3e2, 0x7e2, 0x12, 0x412, 0x212, 0x612, 0x112, |
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139 | 0x512, 0x312, 0x712, 0x92, 0x492, 0x292, 0x692, 0x192, 0x592, 0x392, |
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140 | 0x792, 0x52, 0x452, 0x252, 0x652, 0x152, 0x552, 0x352, 0x752, 0xd2, |
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141 | 0x4d2, 0x2d2, 0x6d2, 0x1d2, 0x5d2, 0x3d2, 0x7d2, 0x32, 0x432, 0x232, |
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142 | 0x632, 0x132, 0x532, 0x332, 0x732, 0xb2, 0x4b2, 0x2b2, 0x6b2, 0x1b2, |
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143 | 0x5b2, 0x3b2, 0x7b2, 0x72, 0x472, 0x272, 0x672, 0x172, 0x572, 0x372, |
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144 | 0x772, 0xf2, 0x4f2, 0x2f2, 0x6f2, 0x1f2, 0x5f2, 0x3f2, 0x7f2, 0xa, |
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145 | 0x40a, 0x20a, 0x60a, 0x10a, 0x50a, 0x30a, 0x70a, 0x8a, 0x48a, 0x28a, |
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146 | 0x68a, 0x18a, 0x58a, 0x38a, 0x78a, 0x4a, 0x44a, 0x24a, 0x64a, 0x14a, |
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147 | 0x54a, 0x34a, 0x74a, 0xca, 0x4ca, 0x2ca, 0x6ca, 0x1ca, 0x5ca, 0x3ca, |
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148 | 0x7ca, 0x2a, 0x42a, 0x22a, 0x62a, 0x12a, 0x52a, 0x32a, 0x72a, 0xaa, |
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149 | 0x4aa, 0x2aa, 0x6aa, 0x1aa, 0x5aa, 0x3aa, 0x7aa, 0x6a, 0x46a, 0x26a, |
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150 | 0x66a, 0x16a, 0x56a, 0x36a, 0x76a, 0xea, 0x4ea, 0x2ea, 0x6ea, 0x1ea, |
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151 | 0x5ea, 0x3ea, 0x7ea, 0x1a, 0x41a, 0x21a, 0x61a, 0x11a, 0x51a, 0x31a, |
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152 | 0x71a, 0x9a, 0x49a, 0x29a, 0x69a, 0x19a, 0x59a, 0x39a, 0x79a, 0x5a, |
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153 | 0x45a, 0x25a, 0x65a, 0x15a, 0x55a, 0x35a, 0x75a, 0xda, 0x4da, 0x2da, |
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154 | 0x6da, 0x1da, 0x5da, 0x3da, 0x7da, 0x3a, 0x43a, 0x23a, 0x63a, 0x13a, |
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155 | 0x53a, 0x33a, 0x73a, 0xba, 0x4ba, 0x2ba, 0x6ba, 0x1ba, 0x5ba, 0x3ba, |
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156 | 0x7ba, 0x7a, 0x47a, 0x27a, 0x67a, 0x17a, 0x57a, 0x37a, 0x77a, 0xfa, |
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157 | 0x4fa, 0x2fa, 0x6fa, 0x1fa, 0x5fa, 0x3fa, 0x7fa, 0x6, 0x406, 0x206, |
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158 | 0x606, 0x106, 0x506, 0x306, 0x706, 0x86, 0x486, 0x286, 0x686, 0x186, |
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159 | 0x586, 0x386, 0x786, 0x46, 0x446, 0x246, 0x646, 0x146, 0x546, 0x346, |
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160 | 0x746, 0xc6, 0x4c6, 0x2c6, 0x6c6, 0x1c6, 0x5c6, 0x3c6, 0x7c6, 0x26, |
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161 | 0x426, 0x226, 0x626, 0x126, 0x526, 0x326, 0x726, 0xa6, 0x4a6, 0x2a6, |
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162 | 0x6a6, 0x1a6, 0x5a6, 0x3a6, 0x7a6, 0x66, 0x466, 0x266, 0x666, 0x166, |
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163 | 0x566, 0x366, 0x766, 0xe6, 0x4e6, 0x2e6, 0x6e6, 0x1e6, 0x5e6, 0x3e6, |
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164 | 0x7e6, 0x16, 0x416, 0x216, 0x616, 0x116, 0x516, 0x316, 0x716, 0x96, |
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165 | 0x496, 0x296, 0x696, 0x196, 0x596, 0x396, 0x796, 0x56, 0x456, 0x256, |
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166 | 0x656, 0x156, 0x556, 0x356, 0x756, 0xd6, 0x4d6, 0x2d6, 0x6d6, 0x1d6, |
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167 | 0x5d6, 0x3d6, 0x7d6, 0x36, 0x436, 0x236, 0x636, 0x136, 0x536, 0x336, |
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168 | 0x736, 0xb6, 0x4b6, 0x2b6, 0x6b6, 0x1b6, 0x5b6, 0x3b6, 0x7b6, 0x76, |
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169 | 0x476, 0x276, 0x676, 0x176, 0x576, 0x376, 0x776, 0xf6, 0x4f6, 0x2f6, |
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170 | 0x6f6, 0x1f6, 0x5f6, 0x3f6, 0x7f6, 0xe, 0x40e, 0x20e, 0x60e, 0x10e, |
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171 | 0x50e, 0x30e, 0x70e, 0x8e, 0x48e, 0x28e, 0x68e, 0x18e, 0x58e, 0x38e, |
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172 | 0x78e, 0x4e, 0x44e, 0x24e, 0x64e, 0x14e, 0x54e, 0x34e, 0x74e, 0xce, |
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173 | 0x4ce, 0x2ce, 0x6ce, 0x1ce, 0x5ce, 0x3ce, 0x7ce, 0x2e, 0x42e, 0x22e, |
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174 | 0x62e, 0x12e, 0x52e, 0x32e, 0x72e, 0xae, 0x4ae, 0x2ae, 0x6ae, 0x1ae, |
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175 | 0x5ae, 0x3ae, 0x7ae, 0x6e, 0x46e, 0x26e, 0x66e, 0x16e, 0x56e, 0x36e, |
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176 | 0x76e, 0xee, 0x4ee, 0x2ee, 0x6ee, 0x1ee, 0x5ee, 0x3ee, 0x7ee, 0x1e, |
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177 | 0x41e, 0x21e, 0x61e, 0x11e, 0x51e, 0x31e, 0x71e, 0x9e, 0x49e, 0x29e, |
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178 | 0x69e, 0x19e, 0x59e, 0x39e, 0x79e, 0x5e, 0x45e, 0x25e, 0x65e, 0x15e, |
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179 | 0x55e, 0x35e, 0x75e, 0xde, 0x4de, 0x2de, 0x6de, 0x1de, 0x5de, 0x3de, |
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180 | 0x7de, 0x3e, 0x43e, 0x23e, 0x63e, 0x13e, 0x53e, 0x33e, 0x73e, 0xbe, |
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181 | 0x4be, 0x2be, 0x6be, 0x1be, 0x5be, 0x3be, 0x7be, 0x7e, 0x47e, 0x27e, |
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182 | 0x67e, 0x17e, 0x57e, 0x37e, 0x77e, 0xfe, 0x4fe, 0x2fe, 0x6fe, 0x1fe, |
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183 | 0x5fe, 0x3fe, 0x7fe, 0x1 |
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184 | }; |
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185 | |||
186 | |||
187 | /* |
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188 | * @brief Floating-point Twiddle factors Table Generation |
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189 | */ |
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190 | |||
191 | /** |
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192 | * \par |
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193 | * Example code for Floating-point Twiddle factors Generation: |
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194 | * \par |
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195 | * <pre>for(i = 0; i< N/; i++) |
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196 | * { |
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197 | * twiddleCoef[2*i]= cos(i * 2*PI/(float)N); |
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198 | * twiddleCoef[2*i+1]= sin(i * 2*PI/(float)N); |
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199 | * } </pre> |
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200 | * \par |
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201 | * where N = 16 and PI = 3.14159265358979 |
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202 | * \par |
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203 | * Cos and Sin values are in interleaved fashion |
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204 | * |
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205 | */ |
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206 | const float32_t twiddleCoef_16[32] = { |
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207 | 1.000000000f, 0.000000000f, |
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208 | 0.923879533f, 0.382683432f, |
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209 | 0.707106781f, 0.707106781f, |
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210 | 0.382683432f, 0.923879533f, |
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211 | 0.000000000f, 1.000000000f, |
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212 | -0.382683432f, 0.923879533f, |
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213 | -0.707106781f, 0.707106781f, |
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214 | -0.923879533f, 0.382683432f, |
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215 | -1.000000000f, 0.000000000f, |
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216 | -0.923879533f, -0.382683432f, |
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217 | -0.707106781f, -0.707106781f, |
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218 | -0.382683432f, -0.923879533f, |
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219 | -0.000000000f, -1.000000000f, |
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220 | 0.382683432f, -0.923879533f, |
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221 | 0.707106781f, -0.707106781f, |
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222 | 0.923879533f, -0.382683432f |
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223 | }; |
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224 | |||
225 | /** |
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226 | * \par |
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227 | * Example code for Floating-point Twiddle factors Generation: |
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228 | * \par |
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229 | * <pre>for(i = 0; i< N/; i++) |
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230 | * { |
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231 | * twiddleCoef[2*i]= cos(i * 2*PI/(float)N); |
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232 | * twiddleCoef[2*i+1]= sin(i * 2*PI/(float)N); |
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233 | * } </pre> |
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234 | * \par |
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235 | * where N = 32 and PI = 3.14159265358979 |
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236 | * \par |
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237 | * Cos and Sin values are in interleaved fashion |
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238 | * |
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239 | */ |
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240 | const float32_t twiddleCoef_32[64] = { |
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241 | 1.000000000f, 0.000000000f, |
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242 | 0.980785280f, 0.195090322f, |
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243 | 0.923879533f, 0.382683432f, |
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244 | 0.831469612f, 0.555570233f, |
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245 | 0.707106781f, 0.707106781f, |
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246 | 0.555570233f, 0.831469612f, |
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247 | 0.382683432f, 0.923879533f, |
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248 | 0.195090322f, 0.980785280f, |
||
249 | 0.000000000f, 1.000000000f, |
||
250 | -0.195090322f, 0.980785280f, |
||
251 | -0.382683432f, 0.923879533f, |
||
252 | -0.555570233f, 0.831469612f, |
||
253 | -0.707106781f, 0.707106781f, |
||
254 | -0.831469612f, 0.555570233f, |
||
255 | -0.923879533f, 0.382683432f, |
||
256 | -0.980785280f, 0.195090322f, |
||
257 | -1.000000000f, 0.000000000f, |
||
258 | -0.980785280f, -0.195090322f, |
||
259 | -0.923879533f, -0.382683432f, |
||
260 | -0.831469612f, -0.555570233f, |
||
261 | -0.707106781f, -0.707106781f, |
||
262 | -0.555570233f, -0.831469612f, |
||
263 | -0.382683432f, -0.923879533f, |
||
264 | -0.195090322f, -0.980785280f, |
||
265 | -0.000000000f, -1.000000000f, |
||
266 | 0.195090322f, -0.980785280f, |
||
267 | 0.382683432f, -0.923879533f, |
||
268 | 0.555570233f, -0.831469612f, |
||
269 | 0.707106781f, -0.707106781f, |
||
270 | 0.831469612f, -0.555570233f, |
||
271 | 0.923879533f, -0.382683432f, |
||
272 | 0.980785280f, -0.195090322f |
||
273 | }; |
||
274 | |||
275 | /** |
||
276 | * \par |
||
277 | * Example code for Floating-point Twiddle factors Generation: |
||
278 | * \par |
||
279 | * <pre>for(i = 0; i< N/; i++) |
||
280 | * { |
||
281 | * twiddleCoef[2*i]= cos(i * 2*PI/(float)N); |
||
282 | * twiddleCoef[2*i+1]= sin(i * 2*PI/(float)N); |
||
283 | * } </pre> |
||
284 | * \par |
||
285 | * where N = 64 and PI = 3.14159265358979 |
||
286 | * \par |
||
287 | * Cos and Sin values are in interleaved fashion |
||
288 | * |
||
289 | */ |
||
290 | const float32_t twiddleCoef_64[128] = { |
||
291 | 1.000000000f, 0.000000000f, |
||
292 | 0.995184727f, 0.098017140f, |
||
293 | 0.980785280f, 0.195090322f, |
||
294 | 0.956940336f, 0.290284677f, |
||
295 | 0.923879533f, 0.382683432f, |
||
296 | 0.881921264f, 0.471396737f, |
||
297 | 0.831469612f, 0.555570233f, |
||
298 | 0.773010453f, 0.634393284f, |
||
299 | 0.707106781f, 0.707106781f, |
||
300 | 0.634393284f, 0.773010453f, |
||
301 | 0.555570233f, 0.831469612f, |
||
302 | 0.471396737f, 0.881921264f, |
||
303 | 0.382683432f, 0.923879533f, |
||
304 | 0.290284677f, 0.956940336f, |
||
305 | 0.195090322f, 0.980785280f, |
||
306 | 0.098017140f, 0.995184727f, |
||
307 | 0.000000000f, 1.000000000f, |
||
308 | -0.098017140f, 0.995184727f, |
||
309 | -0.195090322f, 0.980785280f, |
||
310 | -0.290284677f, 0.956940336f, |
||
311 | -0.382683432f, 0.923879533f, |
||
312 | -0.471396737f, 0.881921264f, |
||
313 | -0.555570233f, 0.831469612f, |
||
314 | -0.634393284f, 0.773010453f, |
||
315 | -0.707106781f, 0.707106781f, |
||
316 | -0.773010453f, 0.634393284f, |
||
317 | -0.831469612f, 0.555570233f, |
||
318 | -0.881921264f, 0.471396737f, |
||
319 | -0.923879533f, 0.382683432f, |
||
320 | -0.956940336f, 0.290284677f, |
||
321 | -0.980785280f, 0.195090322f, |
||
322 | -0.995184727f, 0.098017140f, |
||
323 | -1.000000000f, 0.000000000f, |
||
324 | -0.995184727f, -0.098017140f, |
||
325 | -0.980785280f, -0.195090322f, |
||
326 | -0.956940336f, -0.290284677f, |
||
327 | -0.923879533f, -0.382683432f, |
||
328 | -0.881921264f, -0.471396737f, |
||
329 | -0.831469612f, -0.555570233f, |
||
330 | -0.773010453f, -0.634393284f, |
||
331 | -0.707106781f, -0.707106781f, |
||
332 | -0.634393284f, -0.773010453f, |
||
333 | -0.555570233f, -0.831469612f, |
||
334 | -0.471396737f, -0.881921264f, |
||
335 | -0.382683432f, -0.923879533f, |
||
336 | -0.290284677f, -0.956940336f, |
||
337 | -0.195090322f, -0.980785280f, |
||
338 | -0.098017140f, -0.995184727f, |
||
339 | -0.000000000f, -1.000000000f, |
||
340 | 0.098017140f, -0.995184727f, |
||
341 | 0.195090322f, -0.980785280f, |
||
342 | 0.290284677f, -0.956940336f, |
||
343 | 0.382683432f, -0.923879533f, |
||
344 | 0.471396737f, -0.881921264f, |
||
345 | 0.555570233f, -0.831469612f, |
||
346 | 0.634393284f, -0.773010453f, |
||
347 | 0.707106781f, -0.707106781f, |
||
348 | 0.773010453f, -0.634393284f, |
||
349 | 0.831469612f, -0.555570233f, |
||
350 | 0.881921264f, -0.471396737f, |
||
351 | 0.923879533f, -0.382683432f, |
||
352 | 0.956940336f, -0.290284677f, |
||
353 | 0.980785280f, -0.195090322f, |
||
354 | 0.995184727f, -0.098017140f |
||
355 | }; |
||
356 | |||
357 | /** |
||
358 | * \par |
||
359 | * Example code for Floating-point Twiddle factors Generation: |
||
360 | * \par |
||
361 | * <pre>for(i = 0; i< N/; i++) |
||
362 | * { |
||
363 | * twiddleCoef[2*i]= cos(i * 2*PI/(float)N); |
||
364 | * twiddleCoef[2*i+1]= sin(i * 2*PI/(float)N); |
||
365 | * } </pre> |
||
366 | * \par |
||
367 | * where N = 128 and PI = 3.14159265358979 |
||
368 | * \par |
||
369 | * Cos and Sin values are in interleaved fashion |
||
370 | * |
||
371 | */ |
||
372 | |||
373 | const float32_t twiddleCoef_128[256] = { |
||
374 | 1.000000000f , 0.000000000f , |
||
375 | 0.998795456f , 0.049067674f , |
||
376 | 0.995184727f , 0.098017140f , |
||
377 | 0.989176510f , 0.146730474f , |
||
378 | 0.980785280f , 0.195090322f , |
||
379 | 0.970031253f , 0.242980180f , |
||
380 | 0.956940336f , 0.290284677f , |
||
381 | 0.941544065f , 0.336889853f , |
||
382 | 0.923879533f , 0.382683432f , |
||
383 | 0.903989293f , 0.427555093f , |
||
384 | 0.881921264f , 0.471396737f , |
||
385 | 0.857728610f , 0.514102744f , |
||
386 | 0.831469612f , 0.555570233f , |
||
387 | 0.803207531f , 0.595699304f , |
||
388 | 0.773010453f , 0.634393284f , |
||
389 | 0.740951125f , 0.671558955f , |
||
390 | 0.707106781f , 0.707106781f , |
||
391 | 0.671558955f , 0.740951125f , |
||
392 | 0.634393284f , 0.773010453f , |
||
393 | 0.595699304f , 0.803207531f , |
||
394 | 0.555570233f , 0.831469612f , |
||
395 | 0.514102744f , 0.857728610f , |
||
396 | 0.471396737f , 0.881921264f , |
||
397 | 0.427555093f , 0.903989293f , |
||
398 | 0.382683432f , 0.923879533f , |
||
399 | 0.336889853f , 0.941544065f , |
||
400 | 0.290284677f , 0.956940336f , |
||
401 | 0.242980180f , 0.970031253f , |
||
402 | 0.195090322f , 0.980785280f , |
||
403 | 0.146730474f , 0.989176510f , |
||
404 | 0.098017140f , 0.995184727f , |
||
405 | 0.049067674f , 0.998795456f , |
||
406 | 0.000000000f , 1.000000000f , |
||
407 | -0.049067674f , 0.998795456f , |
||
408 | -0.098017140f , 0.995184727f , |
||
409 | -0.146730474f , 0.989176510f , |
||
410 | -0.195090322f , 0.980785280f , |
||
411 | -0.242980180f , 0.970031253f , |
||
412 | -0.290284677f , 0.956940336f , |
||
413 | -0.336889853f , 0.941544065f , |
||
414 | -0.382683432f , 0.923879533f , |
||
415 | -0.427555093f , 0.903989293f , |
||
416 | -0.471396737f , 0.881921264f , |
||
417 | -0.514102744f , 0.857728610f , |
||
418 | -0.555570233f , 0.831469612f , |
||
419 | -0.595699304f , 0.803207531f , |
||
420 | -0.634393284f , 0.773010453f , |
||
421 | -0.671558955f , 0.740951125f , |
||
422 | -0.707106781f , 0.707106781f , |
||
423 | -0.740951125f , 0.671558955f , |
||
424 | -0.773010453f , 0.634393284f , |
||
425 | -0.803207531f , 0.595699304f , |
||
426 | -0.831469612f , 0.555570233f , |
||
427 | -0.857728610f , 0.514102744f , |
||
428 | -0.881921264f , 0.471396737f , |
||
429 | -0.903989293f , 0.427555093f , |
||
430 | -0.923879533f , 0.382683432f , |
||
431 | -0.941544065f , 0.336889853f , |
||
432 | -0.956940336f , 0.290284677f , |
||
433 | -0.970031253f , 0.242980180f , |
||
434 | -0.980785280f , 0.195090322f , |
||
435 | -0.989176510f , 0.146730474f , |
||
436 | -0.995184727f , 0.098017140f , |
||
437 | -0.998795456f , 0.049067674f , |
||
438 | -1.000000000f , 0.000000000f , |
||
439 | -0.998795456f , -0.049067674f , |
||
440 | -0.995184727f , -0.098017140f , |
||
441 | -0.989176510f , -0.146730474f , |
||
442 | -0.980785280f , -0.195090322f , |
||
443 | -0.970031253f , -0.242980180f , |
||
444 | -0.956940336f , -0.290284677f , |
||
445 | -0.941544065f , -0.336889853f , |
||
446 | -0.923879533f , -0.382683432f , |
||
447 | -0.903989293f , -0.427555093f , |
||
448 | -0.881921264f , -0.471396737f , |
||
449 | -0.857728610f , -0.514102744f , |
||
450 | -0.831469612f , -0.555570233f , |
||
451 | -0.803207531f , -0.595699304f , |
||
452 | -0.773010453f , -0.634393284f , |
||
453 | -0.740951125f , -0.671558955f , |
||
454 | -0.707106781f , -0.707106781f , |
||
455 | -0.671558955f , -0.740951125f , |
||
456 | -0.634393284f , -0.773010453f , |
||
457 | -0.595699304f , -0.803207531f , |
||
458 | -0.555570233f , -0.831469612f , |
||
459 | -0.514102744f , -0.857728610f , |
||
460 | -0.471396737f , -0.881921264f , |
||
461 | -0.427555093f , -0.903989293f , |
||
462 | -0.382683432f , -0.923879533f , |
||
463 | -0.336889853f , -0.941544065f , |
||
464 | -0.290284677f , -0.956940336f , |
||
465 | -0.242980180f , -0.970031253f , |
||
466 | -0.195090322f , -0.980785280f , |
||
467 | -0.146730474f , -0.989176510f , |
||
468 | -0.098017140f , -0.995184727f , |
||
469 | -0.049067674f , -0.998795456f , |
||
470 | -0.000000000f , -1.000000000f , |
||
471 | 0.049067674f , -0.998795456f , |
||
472 | 0.098017140f , -0.995184727f , |
||
473 | 0.146730474f , -0.989176510f , |
||
474 | 0.195090322f , -0.980785280f , |
||
475 | 0.242980180f , -0.970031253f , |
||
476 | 0.290284677f , -0.956940336f , |
||
477 | 0.336889853f , -0.941544065f , |
||
478 | 0.382683432f , -0.923879533f , |
||
479 | 0.427555093f , -0.903989293f , |
||
480 | 0.471396737f , -0.881921264f , |
||
481 | 0.514102744f , -0.857728610f , |
||
482 | 0.555570233f , -0.831469612f , |
||
483 | 0.595699304f , -0.803207531f , |
||
484 | 0.634393284f , -0.773010453f , |
||
485 | 0.671558955f , -0.740951125f , |
||
486 | 0.707106781f , -0.707106781f , |
||
487 | 0.740951125f , -0.671558955f , |
||
488 | 0.773010453f , -0.634393284f , |
||
489 | 0.803207531f , -0.595699304f , |
||
490 | 0.831469612f , -0.555570233f , |
||
491 | 0.857728610f , -0.514102744f , |
||
492 | 0.881921264f , -0.471396737f , |
||
493 | 0.903989293f , -0.427555093f , |
||
494 | 0.923879533f , -0.382683432f , |
||
495 | 0.941544065f , -0.336889853f , |
||
496 | 0.956940336f , -0.290284677f , |
||
497 | 0.970031253f , -0.242980180f , |
||
498 | 0.980785280f , -0.195090322f , |
||
499 | 0.989176510f , -0.146730474f , |
||
500 | 0.995184727f , -0.098017140f , |
||
501 | 0.998795456f , -0.049067674f |
||
502 | }; |
||
503 | |||
504 | /** |
||
505 | * \par |
||
506 | * Example code for Floating-point Twiddle factors Generation: |
||
507 | * \par |
||
508 | * <pre>for(i = 0; i< N/; i++) |
||
509 | * { |
||
510 | * twiddleCoef[2*i]= cos(i * 2*PI/(float)N); |
||
511 | * twiddleCoef[2*i+1]= sin(i * 2*PI/(float)N); |
||
512 | * } </pre> |
||
513 | * \par |
||
514 | * where N = 256 and PI = 3.14159265358979 |
||
515 | * \par |
||
516 | * Cos and Sin values are in interleaved fashion |
||
517 | * |
||
518 | *//** |
||
519 | * \par |
||
520 | * Example code for Floating-point Twiddle factors Generation: |
||
521 | * \par |
||
522 | * <pre>for(i = 0; i< N/; i++) |
||
523 | * { |
||
524 | * twiddleCoef[2*i]= cos(i * 2*PI/(float)N); |
||
525 | * twiddleCoef[2*i+1]= sin(i * 2*PI/(float)N); |
||
526 | * } </pre> |
||
527 | * \par |
||
528 | * where N = 512 and PI = 3.14159265358979 |
||
529 | * \par |
||
530 | * Cos and Sin values are in interleaved fashion |
||
531 | * |
||
532 | *//** |
||
533 | * \par |
||
534 | * Example code for Floating-point Twiddle factors Generation: |
||
535 | * \par |
||
536 | * <pre>for(i = 0; i< N/; i++) |
||
537 | * { |
||
538 | * twiddleCoef[2*i]= cos(i * 2*PI/(float)N); |
||
539 | * twiddleCoef[2*i+1]= sin(i * 2*PI/(float)N); |
||
540 | * } </pre> |
||
541 | * \par |
||
542 | * where N = 1024 and PI = 3.14159265358979 |
||
543 | * \par |
||
544 | * Cos and Sin values are in interleaved fashion |
||
545 | * |
||
546 | *//** |
||
547 | * \par |
||
548 | * Example code for Floating-point Twiddle factors Generation: |
||
549 | * \par |
||
550 | * <pre>for(i = 0; i< N/; i++) |
||
551 | * { |
||
552 | * twiddleCoef[2*i]= cos(i * 2*PI/(float)N); |
||
553 | * twiddleCoef[2*i+1]= sin(i * 2*PI/(float)N); |
||
554 | * } </pre> |
||
555 | * \par |
||
556 | * where N = 2048 and PI = 3.14159265358979 |
||
557 | * \par |
||
558 | * Cos and Sin values are in interleaved fashion |
||
559 | * |
||
560 | *//** |
||
561 | * \par |
||
562 | * Example code for Floating-point Twiddle factors Generation: |
||
563 | * \par |
||
564 | * <pre>for(i = 0; i< N/; i++) |
||
565 | * { |
||
566 | * twiddleCoef[2*i]= cos(i * 2*PI/(float)N); |
||
567 | * twiddleCoef[2*i+1]= sin(i * 2*PI/(float)N); |
||
568 | * } </pre> |
||
569 | * \par |
||
570 | * where N = 4096 and PI = 3.14159265358979 |
||
571 | * \par |
||
572 | * Cos and Sin values are in interleaved fashion |
||
573 | * |
||
574 | *//* |
||
575 | * @brief Q31 Twiddle factors Table |
||
576 | */ |
||
577 | |||
578 | |||
579 | /** |
||
580 | * \par |
||
581 | * Example code for Q31 Twiddle factors Generation:: |
||
582 | * \par |
||
583 | * <pre>for(i = 0; i< 3N/4; i++) |
||
584 | * { |
||
585 | * twiddleCoefQ31[2*i]= cos(i * 2*PI/(float)N); |
||
586 | * twiddleCoefQ31[2*i+1]= sin(i * 2*PI/(float)N); |
||
587 | * } </pre> |
||
588 | * \par |
||
589 | * where N = 16 and PI = 3.14159265358979 |
||
590 | * \par |
||
591 | * Cos and Sin values are interleaved fashion |
||
592 | * \par |
||
593 | * Convert Floating point to Q31(Fixed point 1.31): |
||
594 | * round(twiddleCoefQ31(i) * pow(2, 31)) |
||
595 | * |
||
596 | */ |
||
597 | const q31_t twiddleCoef_16_q31[24] = { |
||
598 | 0x7FFFFFFF, 0x00000000, |
||
599 | 0x7641AF3C, 0x30FBC54D, |
||
600 | 0x5A82799A, 0x5A82799A, |
||
601 | 0x30FBC54D, 0x7641AF3C, |
||
602 | 0x00000000, 0x7FFFFFFF, |
||
603 | 0xCF043AB2, 0x7641AF3C, |
||
604 | 0xA57D8666, 0x5A82799A, |
||
605 | 0x89BE50C3, 0x30FBC54D, |
||
606 | 0x80000000, 0x00000000, |
||
607 | 0x89BE50C3, 0xCF043AB2, |
||
608 | 0xA57D8666, 0xA57D8666, |
||
609 | 0xCF043AB2, 0x89BE50C3 |
||
610 | }; |
||
611 | |||
612 | /** |
||
613 | * \par |
||
614 | * Example code for Q31 Twiddle factors Generation:: |
||
615 | * \par |
||
616 | * <pre>for(i = 0; i< 3N/4; i++) |
||
617 | * { |
||
618 | * twiddleCoefQ31[2*i]= cos(i * 2*PI/(float)N); |
||
619 | * twiddleCoefQ31[2*i+1]= sin(i * 2*PI/(float)N); |
||
620 | * } </pre> |
||
621 | * \par |
||
622 | * where N = 32 and PI = 3.14159265358979 |
||
623 | * \par |
||
624 | * Cos and Sin values are interleaved fashion |
||
625 | * \par |
||
626 | * Convert Floating point to Q31(Fixed point 1.31): |
||
627 | * round(twiddleCoefQ31(i) * pow(2, 31)) |
||
628 | * |
||
629 | */ |
||
630 | const q31_t twiddleCoef_32_q31[48] = { |
||
631 | 0x7FFFFFFF, 0x00000000, |
||
632 | 0x7D8A5F3F, 0x18F8B83C, |
||
633 | 0x7641AF3C, 0x30FBC54D, |
||
634 | 0x6A6D98A4, 0x471CECE6, |
||
635 | 0x5A82799A, 0x5A82799A, |
||
636 | 0x471CECE6, 0x6A6D98A4, |
||
637 | 0x30FBC54D, 0x7641AF3C, |
||
638 | 0x18F8B83C, 0x7D8A5F3F, |
||
639 | 0x00000000, 0x7FFFFFFF, |
||
640 | 0xE70747C3, 0x7D8A5F3F, |
||
641 | 0xCF043AB2, 0x7641AF3C, |
||
642 | 0xB8E31319, 0x6A6D98A4, |
||
643 | 0xA57D8666, 0x5A82799A, |
||
644 | 0x9592675B, 0x471CECE6, |
||
645 | 0x89BE50C3, 0x30FBC54D, |
||
646 | 0x8275A0C0, 0x18F8B83C, |
||
647 | 0x80000000, 0x00000000, |
||
648 | 0x8275A0C0, 0xE70747C3, |
||
649 | 0x89BE50C3, 0xCF043AB2, |
||
650 | 0x9592675B, 0xB8E31319, |
||
651 | 0xA57D8666, 0xA57D8666, |
||
652 | 0xB8E31319, 0x9592675B, |
||
653 | 0xCF043AB2, 0x89BE50C3, |
||
654 | 0xE70747C3, 0x8275A0C0 |
||
655 | }; |
||
656 | |||
657 | /** |
||
658 | * \par |
||
659 | * Example code for Q31 Twiddle factors Generation:: |
||
660 | * \par |
||
661 | * <pre>for(i = 0; i< 3N/4; i++) |
||
662 | * { |
||
663 | * twiddleCoefQ31[2*i]= cos(i * 2*PI/(float)N); |
||
664 | * twiddleCoefQ31[2*i+1]= sin(i * 2*PI/(float)N); |
||
665 | * } </pre> |
||
666 | * \par |
||
667 | * where N = 64 and PI = 3.14159265358979 |
||
668 | * \par |
||
669 | * Cos and Sin values are interleaved fashion |
||
670 | * \par |
||
671 | * Convert Floating point to Q31(Fixed point 1.31): |
||
672 | * round(twiddleCoefQ31(i) * pow(2, 31)) |
||
673 | * |
||
674 | */ |
||
675 | const q31_t twiddleCoef_64_q31[96] = { |
||
676 | 0x7FFFFFFF, 0x00000000, |
||
677 | 0x7F62368F, 0x0C8BD35E, |
||
678 | 0x7D8A5F3F, 0x18F8B83C, |
||
679 | 0x7A7D055B, 0x25280C5D, |
||
680 | 0x7641AF3C, 0x30FBC54D, |
||
681 | 0x70E2CBC6, 0x3C56BA70, |
||
682 | 0x6A6D98A4, 0x471CECE6, |
||
683 | 0x62F201AC, 0x5133CC94, |
||
684 | 0x5A82799A, 0x5A82799A, |
||
685 | 0x5133CC94, 0x62F201AC, |
||
686 | 0x471CECE6, 0x6A6D98A4, |
||
687 | 0x3C56BA70, 0x70E2CBC6, |
||
688 | 0x30FBC54D, 0x7641AF3C, |
||
689 | 0x25280C5D, 0x7A7D055B, |
||
690 | 0x18F8B83C, 0x7D8A5F3F, |
||
691 | 0x0C8BD35E, 0x7F62368F, |
||
692 | 0x00000000, 0x7FFFFFFF, |
||
693 | 0xF3742CA1, 0x7F62368F, |
||
694 | 0xE70747C3, 0x7D8A5F3F, |
||
695 | 0xDAD7F3A2, 0x7A7D055B, |
||
696 | 0xCF043AB2, 0x7641AF3C, |
||
697 | 0xC3A9458F, 0x70E2CBC6, |
||
698 | 0xB8E31319, 0x6A6D98A4, |
||
699 | 0xAECC336B, 0x62F201AC, |
||
700 | 0xA57D8666, 0x5A82799A, |
||
701 | 0x9D0DFE53, 0x5133CC94, |
||
702 | 0x9592675B, 0x471CECE6, |
||
703 | 0x8F1D343A, 0x3C56BA70, |
||
704 | 0x89BE50C3, 0x30FBC54D, |
||
705 | 0x8582FAA4, 0x25280C5D, |
||
706 | 0x8275A0C0, 0x18F8B83C, |
||
707 | 0x809DC970, 0x0C8BD35E, |
||
708 | 0x80000000, 0x00000000, |
||
709 | 0x809DC970, 0xF3742CA1, |
||
710 | 0x8275A0C0, 0xE70747C3, |
||
711 | 0x8582FAA4, 0xDAD7F3A2, |
||
712 | 0x89BE50C3, 0xCF043AB2, |
||
713 | 0x8F1D343A, 0xC3A9458F, |
||
714 | 0x9592675B, 0xB8E31319, |
||
715 | 0x9D0DFE53, 0xAECC336B, |
||
716 | 0xA57D8666, 0xA57D8666, |
||
717 | 0xAECC336B, 0x9D0DFE53, |
||
718 | 0xB8E31319, 0x9592675B, |
||
719 | 0xC3A9458F, 0x8F1D343A, |
||
720 | 0xCF043AB2, 0x89BE50C3, |
||
721 | 0xDAD7F3A2, 0x8582FAA4, |
||
722 | 0xE70747C3, 0x8275A0C0, |
||
723 | 0xF3742CA1, 0x809DC970 |
||
724 | }; |
||
725 | |||
726 | /** |
||
727 | * \par |
||
728 | * Example code for Q31 Twiddle factors Generation:: |
||
729 | * \par |
||
730 | * <pre>for(i = 0; i< 3N/4; i++) |
||
731 | * { |
||
732 | * twiddleCoefQ31[2*i]= cos(i * 2*PI/(float)N); |
||
733 | * twiddleCoefQ31[2*i+1]= sin(i * 2*PI/(float)N); |
||
734 | * } </pre> |
||
735 | * \par |
||
736 | * where N = 128 and PI = 3.14159265358979 |
||
737 | * \par |
||
738 | * Cos and Sin values are interleaved fashion |
||
739 | * \par |
||
740 | * Convert Floating point to Q31(Fixed point 1.31): |
||
741 | * round(twiddleCoefQ31(i) * pow(2, 31)) |
||
742 | * |
||
743 | */ |
||
744 | const q31_t twiddleCoef_128_q31[192] = { |
||
745 | 0x7FFFFFFF, 0x00000000, |
||
746 | 0x7FD8878D, 0x0647D97C, |
||
747 | 0x7F62368F, 0x0C8BD35E, |
||
748 | 0x7E9D55FC, 0x12C8106E, |
||
749 | 0x7D8A5F3F, 0x18F8B83C, |
||
750 | 0x7C29FBEE, 0x1F19F97B, |
||
751 | 0x7A7D055B, 0x25280C5D, |
||
752 | 0x78848413, 0x2B1F34EB, |
||
753 | 0x7641AF3C, 0x30FBC54D, |
||
754 | 0x73B5EBD0, 0x36BA2013, |
||
755 | 0x70E2CBC6, 0x3C56BA70, |
||
756 | 0x6DCA0D14, 0x41CE1E64, |
||
757 | 0x6A6D98A4, 0x471CECE6, |
||
758 | 0x66CF811F, 0x4C3FDFF3, |
||
759 | 0x62F201AC, 0x5133CC94, |
||
760 | 0x5ED77C89, 0x55F5A4D2, |
||
761 | 0x5A82799A, 0x5A82799A, |
||
762 | 0x55F5A4D2, 0x5ED77C89, |
||
763 | 0x5133CC94, 0x62F201AC, |
||
764 | 0x4C3FDFF3, 0x66CF811F, |
||
765 | 0x471CECE6, 0x6A6D98A4, |
||
766 | 0x41CE1E64, 0x6DCA0D14, |
||
767 | 0x3C56BA70, 0x70E2CBC6, |
||
768 | 0x36BA2013, 0x73B5EBD0, |
||
769 | 0x30FBC54D, 0x7641AF3C, |
||
770 | 0x2B1F34EB, 0x78848413, |
||
771 | 0x25280C5D, 0x7A7D055B, |
||
772 | 0x1F19F97B, 0x7C29FBEE, |
||
773 | 0x18F8B83C, 0x7D8A5F3F, |
||
774 | 0x12C8106E, 0x7E9D55FC, |
||
775 | 0x0C8BD35E, 0x7F62368F, |
||
776 | 0x0647D97C, 0x7FD8878D, |
||
777 | |||
778 | 0xF9B82683, 0x7FD8878D, |
||
779 | 0xF3742CA1, 0x7F62368F, |
||
780 | 0xED37EF91, 0x7E9D55FC, |
||
781 | 0xE70747C3, 0x7D8A5F3F, |
||
782 | 0xE0E60684, 0x7C29FBEE, |
||
783 | 0xDAD7F3A2, 0x7A7D055B, |
||
784 | 0xD4E0CB14, 0x78848413, |
||
785 | 0xCF043AB2, 0x7641AF3C, |
||
786 | 0xC945DFEC, 0x73B5EBD0, |
||
787 | 0xC3A9458F, 0x70E2CBC6, |
||
788 | 0xBE31E19B, 0x6DCA0D14, |
||
789 | 0xB8E31319, 0x6A6D98A4, |
||
790 | 0xB3C0200C, 0x66CF811F, |
||
791 | 0xAECC336B, 0x62F201AC, |
||
792 | 0xAA0A5B2D, 0x5ED77C89, |
||
793 | 0xA57D8666, 0x5A82799A, |
||
794 | 0xA1288376, 0x55F5A4D2, |
||
795 | 0x9D0DFE53, 0x5133CC94, |
||
796 | 0x99307EE0, 0x4C3FDFF3, |
||
797 | 0x9592675B, 0x471CECE6, |
||
798 | 0x9235F2EB, 0x41CE1E64, |
||
799 | 0x8F1D343A, 0x3C56BA70, |
||
800 | 0x8C4A142F, 0x36BA2013, |
||
801 | 0x89BE50C3, 0x30FBC54D, |
||
802 | 0x877B7BEC, 0x2B1F34EB, |
||
803 | 0x8582FAA4, 0x25280C5D, |
||
804 | 0x83D60411, 0x1F19F97B, |
||
805 | 0x8275A0C0, 0x18F8B83C, |
||
806 | 0x8162AA03, 0x12C8106E, |
||
807 | 0x809DC970, 0x0C8BD35E, |
||
808 | 0x80277872, 0x0647D97C, |
||
809 | 0x80000000, 0x00000000, |
||
810 | 0x80277872, 0xF9B82683, |
||
811 | 0x809DC970, 0xF3742CA1, |
||
812 | 0x8162AA03, 0xED37EF91, |
||
813 | 0x8275A0C0, 0xE70747C3, |
||
814 | 0x83D60411, 0xE0E60684, |
||
815 | 0x8582FAA4, 0xDAD7F3A2, |
||
816 | 0x877B7BEC, 0xD4E0CB14, |
||
817 | 0x89BE50C3, 0xCF043AB2, |
||
818 | 0x8C4A142F, 0xC945DFEC, |
||
819 | 0x8F1D343A, 0xC3A9458F, |
||
820 | 0x9235F2EB, 0xBE31E19B, |
||
821 | 0x9592675B, 0xB8E31319, |
||
822 | 0x99307EE0, 0xB3C0200C, |
||
823 | 0x9D0DFE53, 0xAECC336B, |
||
824 | 0xA1288376, 0xAA0A5B2D, |
||
825 | 0xA57D8666, 0xA57D8666, |
||
826 | 0xAA0A5B2D, 0xA1288376, |
||
827 | 0xAECC336B, 0x9D0DFE53, |
||
828 | 0xB3C0200C, 0x99307EE0, |
||
829 | 0xB8E31319, 0x9592675B, |
||
830 | 0xBE31E19B, 0x9235F2EB, |
||
831 | 0xC3A9458F, 0x8F1D343A, |
||
832 | 0xC945DFEC, 0x8C4A142F, |
||
833 | 0xCF043AB2, 0x89BE50C3, |
||
834 | 0xD4E0CB14, 0x877B7BEC, |
||
835 | 0xDAD7F3A2, 0x8582FAA4, |
||
836 | 0xE0E60684, 0x83D60411, |
||
837 | 0xE70747C3, 0x8275A0C0, |
||
838 | 0xED37EF91, 0x8162AA03, |
||
839 | 0xF3742CA1, 0x809DC970, |
||
840 | 0xF9B82683, 0x80277872 |
||
841 | }; |
||
842 | |||
843 | /** |
||
844 | * \par |
||
845 | * Example code for Q31 Twiddle factors Generation:: |
||
846 | * \par |
||
847 | * <pre>for(i = 0; i< 3N/4; i++) |
||
848 | * { |
||
849 | * twiddleCoefQ31[2*i]= cos(i * 2*PI/(float)N); |
||
850 | * twiddleCoefQ31[2*i+1]= sin(i * 2*PI/(float)N); |
||
851 | * } </pre> |
||
852 | * \par |
||
853 | * where N = 256 and PI = 3.14159265358979 |
||
854 | * \par |
||
855 | * Cos and Sin values are interleaved fashion |
||
856 | * \par |
||
857 | * Convert Floating point to Q31(Fixed point 1.31): |
||
858 | * round(twiddleCoefQ31(i) * pow(2, 31)) |
||
859 | * |
||
860 | */ |
||
861 | const q31_t twiddleCoef_256_q31[384] = { |
||
862 | 0x7FFFFFFF, 0x00000000, |
||
863 | 0x7FF62182, 0x03242ABF, |
||
864 | 0x7FD8878D, 0x0647D97C, |
||
865 | 0x7FA736B4, 0x096A9049, |
||
866 | 0x7F62368F, 0x0C8BD35E, |
||
867 | 0x7F0991C3, 0x0FAB272B, |
||
868 | 0x7E9D55FC, 0x12C8106E, |
||
869 | 0x7E1D93E9, 0x15E21444, |
||
870 | 0x7D8A5F3F, 0x18F8B83C, |
||
871 | 0x7CE3CEB1, 0x1C0B826A, |
||
872 | 0x7C29FBEE, 0x1F19F97B, |
||
873 | 0x7B5D039D, 0x2223A4C5, |
||
874 | 0x7A7D055B, 0x25280C5D, |
||
875 | 0x798A23B1, 0x2826B928, |
||
876 | 0x78848413, 0x2B1F34EB, |
||
877 | 0x776C4EDB, 0x2E110A62, |
||
878 | 0x7641AF3C, 0x30FBC54D, |
||
879 | 0x7504D345, 0x33DEF287, |
||
880 | 0x73B5EBD0, 0x36BA2013, |
||
881 | 0x72552C84, 0x398CDD32, |
||
882 | 0x70E2CBC6, 0x3C56BA70, |
||
883 | 0x6F5F02B1, 0x3F1749B7, |
||
884 | 0x6DCA0D14, 0x41CE1E64, |
||
885 | 0x6C242960, 0x447ACD50, |
||
886 | 0x6A6D98A4, 0x471CECE6, |
||
887 | 0x68A69E81, 0x49B41533, |
||
888 | 0x66CF811F, 0x4C3FDFF3, |
||
889 | 0x64E88926, 0x4EBFE8A4, |
||
890 | 0x62F201AC, 0x5133CC94, |
||
891 | 0x60EC3830, 0x539B2AEF, |
||
892 | 0x5ED77C89, 0x55F5A4D2, |
||
893 | 0x5CB420DF, 0x5842DD54, |
||
894 | 0x5A82799A, 0x5A82799A, |
||
895 | 0x5842DD54, 0x5CB420DF, |
||
896 | 0x55F5A4D2, 0x5ED77C89, |
||
897 | 0x539B2AEF, 0x60EC3830, |
||
898 | 0x5133CC94, 0x62F201AC, |
||
899 | 0x4EBFE8A4, 0x64E88926, |
||
900 | 0x4C3FDFF3, 0x66CF811F, |
||
901 | 0x49B41533, 0x68A69E81, |
||
902 | 0x471CECE6, 0x6A6D98A4, |
||
903 | 0x447ACD50, 0x6C242960, |
||
904 | 0x41CE1E64, 0x6DCA0D14, |
||
905 | 0x3F1749B7, 0x6F5F02B1, |
||
906 | 0x3C56BA70, 0x70E2CBC6, |
||
907 | 0x398CDD32, 0x72552C84, |
||
908 | 0x36BA2013, 0x73B5EBD0, |
||
909 | 0x33DEF287, 0x7504D345, |
||
910 | 0x30FBC54D, 0x7641AF3C, |
||
911 | 0x2E110A62, 0x776C4EDB, |
||
912 | 0x2B1F34EB, 0x78848413, |
||
913 | 0x2826B928, 0x798A23B1, |
||
914 | 0x25280C5D, 0x7A7D055B, |
||
915 | 0x2223A4C5, 0x7B5D039D, |
||
916 | 0x1F19F97B, 0x7C29FBEE, |
||
917 | 0x1C0B826A, 0x7CE3CEB1, |
||
918 | 0x18F8B83C, 0x7D8A5F3F, |
||
919 | 0x15E21444, 0x7E1D93E9, |
||
920 | 0x12C8106E, 0x7E9D55FC, |
||
921 | 0x0FAB272B, 0x7F0991C3, |
||
922 | 0x0C8BD35E, 0x7F62368F, |
||
923 | 0x096A9049, 0x7FA736B4, |
||
924 | 0x0647D97C, 0x7FD8878D, |
||
925 | 0x03242ABF, 0x7FF62182, |
||
926 | 0x00000000, 0x7FFFFFFF, |
||
927 | 0xFCDBD541, 0x7FF62182, |
||
928 | 0xF9B82683, 0x7FD8878D, |
||
929 | 0xF6956FB6, 0x7FA736B4, |
||
930 | 0xF3742CA1, 0x7F62368F, |
||
931 | 0xF054D8D4, 0x7F0991C3, |
||
932 | 0xED37EF91, 0x7E9D55FC, |
||
933 | 0xEA1DEBBB, 0x7E1D93E9, |
||
934 | 0xE70747C3, 0x7D8A5F3F, |
||
935 | 0xE3F47D95, 0x7CE3CEB1, |
||
936 | 0xE0E60684, 0x7C29FBEE, |
||
937 | 0xDDDC5B3A, 0x7B5D039D, |
||
938 | 0xDAD7F3A2, 0x7A7D055B, |
||
939 | 0xD7D946D7, 0x798A23B1, |
||
940 | 0xD4E0CB14, 0x78848413, |
||
941 | 0xD1EEF59E, 0x776C4EDB, |
||
942 | 0xCF043AB2, 0x7641AF3C, |
||
943 | 0xCC210D78, 0x7504D345, |
||
944 | 0xC945DFEC, 0x73B5EBD0, |
||
945 | 0xC67322CD, 0x72552C84, |
||
946 | 0xC3A9458F, 0x70E2CBC6, |
||
947 | 0xC0E8B648, 0x6F5F02B1, |
||
948 | 0xBE31E19B, 0x6DCA0D14, |
||
949 | 0xBB8532AF, 0x6C242960, |
||
950 | 0xB8E31319, 0x6A6D98A4, |
||
951 | 0xB64BEACC, 0x68A69E81, |
||
952 | 0xB3C0200C, 0x66CF811F, |
||
953 | 0xB140175B, 0x64E88926, |
||
954 | 0xAECC336B, 0x62F201AC, |
||
955 | 0xAC64D510, 0x60EC3830, |
||
956 | 0xAA0A5B2D, 0x5ED77C89, |
||
957 | 0xA7BD22AB, 0x5CB420DF, |
||
958 | 0xA57D8666, 0x5A82799A, |
||
959 | 0xA34BDF20, 0x5842DD54, |
||
960 | 0xA1288376, 0x55F5A4D2, |
||
961 | 0x9F13C7D0, 0x539B2AEF, |
||
962 | 0x9D0DFE53, 0x5133CC94, |
||
963 | 0x9B1776D9, 0x4EBFE8A4, |
||
964 | 0x99307EE0, 0x4C3FDFF3, |
||
965 | 0x9759617E, 0x49B41533, |
||
966 | 0x9592675B, 0x471CECE6, |
||
967 | 0x93DBD69F, 0x447ACD50, |
||
968 | 0x9235F2EB, 0x41CE1E64, |
||
969 | 0x90A0FD4E, 0x3F1749B7, |
||
970 | 0x8F1D343A, 0x3C56BA70, |
||
971 | 0x8DAAD37B, 0x398CDD32, |
||
972 | 0x8C4A142F, 0x36BA2013, |
||
973 | 0x8AFB2CBA, 0x33DEF287, |
||
974 | 0x89BE50C3, 0x30FBC54D, |
||
975 | 0x8893B124, 0x2E110A62, |
||
976 | 0x877B7BEC, 0x2B1F34EB, |
||
977 | 0x8675DC4E, 0x2826B928, |
||
978 | 0x8582FAA4, 0x25280C5D, |
||
979 | 0x84A2FC62, 0x2223A4C5, |
||
980 | 0x83D60411, 0x1F19F97B, |
||
981 | 0x831C314E, 0x1C0B826A, |
||
982 | 0x8275A0C0, 0x18F8B83C, |
||
983 | 0x81E26C16, 0x15E21444, |
||
984 | 0x8162AA03, 0x12C8106E, |
||
985 | 0x80F66E3C, 0x0FAB272B, |
||
986 | 0x809DC970, 0x0C8BD35E, |
||
987 | 0x8058C94C, 0x096A9049, |
||
988 | 0x80277872, 0x0647D97C, |
||
989 | 0x8009DE7D, 0x03242ABF, |
||
990 | 0x80000000, 0x00000000, |
||
991 | 0x8009DE7D, 0xFCDBD541, |
||
992 | 0x80277872, 0xF9B82683, |
||
993 | 0x8058C94C, 0xF6956FB6, |
||
994 | 0x809DC970, 0xF3742CA1, |
||
995 | 0x80F66E3C, 0xF054D8D4, |
||
996 | 0x8162AA03, 0xED37EF91, |
||
997 | 0x81E26C16, 0xEA1DEBBB, |
||
998 | 0x8275A0C0, 0xE70747C3, |
||
999 | 0x831C314E, 0xE3F47D95, |
||
1000 | 0x83D60411, 0xE0E60684, |
||
1001 | 0x84A2FC62, 0xDDDC5B3A, |
||
1002 | 0x8582FAA4, 0xDAD7F3A2, |
||
1003 | 0x8675DC4E, 0xD7D946D7, |
||
1004 | 0x877B7BEC, 0xD4E0CB14, |
||
1005 | 0x8893B124, 0xD1EEF59E, |
||
1006 | 0x89BE50C3, 0xCF043AB2, |
||
1007 | 0x8AFB2CBA, 0xCC210D78, |
||
1008 | 0x8C4A142F, 0xC945DFEC, |
||
1009 | 0x8DAAD37B, 0xC67322CD, |
||
1010 | 0x8F1D343A, 0xC3A9458F, |
||
1011 | 0x90A0FD4E, 0xC0E8B648, |
||
1012 | 0x9235F2EB, 0xBE31E19B, |
||
1013 | 0x93DBD69F, 0xBB8532AF, |
||
1014 | 0x9592675B, 0xB8E31319, |
||
1015 | 0x9759617E, 0xB64BEACC, |
||
1016 | 0x99307EE0, 0xB3C0200C, |
||
1017 | 0x9B1776D9, 0xB140175B, |
||
1018 | 0x9D0DFE53, 0xAECC336B, |
||
1019 | 0x9F13C7D0, 0xAC64D510, |
||
1020 | 0xA1288376, 0xAA0A5B2D, |
||
1021 | 0xA34BDF20, 0xA7BD22AB, |
||
1022 | 0xA57D8666, 0xA57D8666, |
||
1023 | 0xA7BD22AB, 0xA34BDF20, |
||
1024 | 0xAA0A5B2D, 0xA1288376, |
||
1025 | 0xAC64D510, 0x9F13C7D0, |
||
1026 | 0xAECC336B, 0x9D0DFE53, |
||
1027 | 0xB140175B, 0x9B1776D9, |
||
1028 | 0xB3C0200C, 0x99307EE0, |
||
1029 | 0xB64BEACC, 0x9759617E, |
||
1030 | 0xB8E31319, 0x9592675B, |
||
1031 | 0xBB8532AF, 0x93DBD69F, |
||
1032 | 0xBE31E19B, 0x9235F2EB, |
||
1033 | 0xC0E8B648, 0x90A0FD4E, |
||
1034 | 0xC3A9458F, 0x8F1D343A, |
||
1035 | 0xC67322CD, 0x8DAAD37B, |
||
1036 | 0xC945DFEC, 0x8C4A142F, |
||
1037 | 0xCC210D78, 0x8AFB2CBA, |
||
1038 | 0xCF043AB2, 0x89BE50C3, |
||
1039 | 0xD1EEF59E, 0x8893B124, |
||
1040 | 0xD4E0CB14, 0x877B7BEC, |
||
1041 | 0xD7D946D7, 0x8675DC4E, |
||
1042 | 0xDAD7F3A2, 0x8582FAA4, |
||
1043 | 0xDDDC5B3A, 0x84A2FC62, |
||
1044 | 0xE0E60684, 0x83D60411, |
||
1045 | 0xE3F47D95, 0x831C314E, |
||
1046 | 0xE70747C3, 0x8275A0C0, |
||
1047 | 0xEA1DEBBB, 0x81E26C16, |
||
1048 | 0xED37EF91, 0x8162AA03, |
||
1049 | 0xF054D8D4, 0x80F66E3C, |
||
1050 | 0xF3742CA1, 0x809DC970, |
||
1051 | 0xF6956FB6, 0x8058C94C, |
||
1052 | 0xF9B82683, 0x80277872, |
||
1053 | 0xFCDBD541, 0x8009DE7D |
||
1054 | }; |
||
1055 | |||
1056 | /** |
||
1057 | * \par |
||
1058 | * Example code for Q31 Twiddle factors Generation:: |
||
1059 | * \par |
||
1060 | * <pre>for(i = 0; i< 3N/4; i++) |
||
1061 | * { |
||
1062 | * twiddleCoefQ31[2*i]= cos(i * 2*PI/(float)N); |
||
1063 | * twiddleCoefQ31[2*i+1]= sin(i * 2*PI/(float)N); |
||
1064 | * } </pre> |
||
1065 | * \par |
||
1066 | * where N = 512 and PI = 3.14159265358979 |
||
1067 | * \par |
||
1068 | * Cos and Sin values are interleaved fashion |
||
1069 | * \par |
||
1070 | * Convert Floating point to Q31(Fixed point 1.31): |
||
1071 | * round(twiddleCoefQ31(i) * pow(2, 31)) |
||
1072 | * |
||
1073 | *//** |
||
1074 | * \par |
||
1075 | * Example code for Q31 Twiddle factors Generation:: |
||
1076 | * \par |
||
1077 | * <pre>for(i = 0; i< 3N/4; i++) |
||
1078 | * { |
||
1079 | * twiddleCoefQ31[2*i]= cos(i * 2*PI/(float)N); |
||
1080 | * twiddleCoefQ31[2*i+1]= sin(i * 2*PI/(float)N); |
||
1081 | * } </pre> |
||
1082 | * \par |
||
1083 | * where N = 1024 and PI = 3.14159265358979 |
||
1084 | * \par |
||
1085 | * Cos and Sin values are interleaved fashion |
||
1086 | * \par |
||
1087 | * Convert Floating point to Q31(Fixed point 1.31): |
||
1088 | * round(twiddleCoefQ31(i) * pow(2, 31)) |
||
1089 | * |
||
1090 | *//** |
||
1091 | * \par |
||
1092 | * Example code for Q31 Twiddle factors Generation:: |
||
1093 | * \par |
||
1094 | * <pre>for(i = 0; i< 3N/4; i++) |
||
1095 | * { |
||
1096 | * twiddleCoefQ31[2*i]= cos(i * 2*PI/(float)N); |
||
1097 | * twiddleCoefQ31[2*i+1]= sin(i * 2*PI/(float)N); |
||
1098 | * } </pre> |
||
1099 | * \par |
||
1100 | * where N = 2048 and PI = 3.14159265358979 |
||
1101 | * \par |
||
1102 | * Cos and Sin values are interleaved fashion |
||
1103 | * \par |
||
1104 | * Convert Floating point to Q31(Fixed point 1.31): |
||
1105 | * round(twiddleCoefQ31(i) * pow(2, 31)) |
||
1106 | * |
||
1107 | *//** |
||
1108 | * \par |
||
1109 | * Example code for Q31 Twiddle factors Generation:: |
||
1110 | * \par |
||
1111 | * <pre>for(i = 0; i< 3N/4; i++) |
||
1112 | * { |
||
1113 | * twiddleCoefQ31[2*i]= cos(i * 2*PI/(float)N); |
||
1114 | * twiddleCoefQ31[2*i+1]= sin(i * 2*PI/(float)N); |
||
1115 | * } </pre> |
||
1116 | * \par |
||
1117 | * where N = 4096 and PI = 3.14159265358979 |
||
1118 | * \par |
||
1119 | * Cos and Sin values are interleaved fashion |
||
1120 | * \par |
||
1121 | * Convert Floating point to Q31(Fixed point 1.31): |
||
1122 | * round(twiddleCoefQ31(i) * pow(2, 31)) |
||
1123 | * |
||
1124 | *//* |
||
1125 | * @brief q15 Twiddle factors Table |
||
1126 | */ |
||
1127 | |||
1128 | |||
1129 | /** |
||
1130 | * \par |
||
1131 | * Example code for q15 Twiddle factors Generation:: |
||
1132 | * \par |
||
1133 | * <pre>for(i = 0; i< 3N/4; i++) |
||
1134 | * { |
||
1135 | * twiddleCoefq15[2*i]= cos(i * 2*PI/(float)N); |
||
1136 | * twiddleCoefq15[2*i+1]= sin(i * 2*PI/(float)N); |
||
1137 | * } </pre> |
||
1138 | * \par |
||
1139 | * where N = 16 and PI = 3.14159265358979 |
||
1140 | * \par |
||
1141 | * Cos and Sin values are interleaved fashion |
||
1142 | * \par |
||
1143 | * Convert Floating point to q15(Fixed point 1.15): |
||
1144 | * round(twiddleCoefq15(i) * pow(2, 15)) |
||
1145 | * |
||
1146 | */ |
||
1147 | const q15_t twiddleCoef_16_q15[24] = { |
||
1148 | 0x7FFF, 0x0000, |
||
1149 | 0x7641, 0x30FB, |
||
1150 | 0x5A82, 0x5A82, |
||
1151 | 0x30FB, 0x7641, |
||
1152 | 0x0000, 0x7FFF, |
||
1153 | 0xCF04, 0x7641, |
||
1154 | 0xA57D, 0x5A82, |
||
1155 | 0x89BE, 0x30FB, |
||
1156 | 0x8000, 0x0000, |
||
1157 | 0x89BE, 0xCF04, |
||
1158 | 0xA57D, 0xA57D, |
||
1159 | 0xCF04, 0x89BE |
||
1160 | }; |
||
1161 | |||
1162 | /** |
||
1163 | * \par |
||
1164 | * Example code for q15 Twiddle factors Generation:: |
||
1165 | * \par |
||
1166 | * <pre>for(i = 0; i< 3N/4; i++) |
||
1167 | * { |
||
1168 | * twiddleCoefq15[2*i]= cos(i * 2*PI/(float)N); |
||
1169 | * twiddleCoefq15[2*i+1]= sin(i * 2*PI/(float)N); |
||
1170 | * } </pre> |
||
1171 | * \par |
||
1172 | * where N = 32 and PI = 3.14159265358979 |
||
1173 | * \par |
||
1174 | * Cos and Sin values are interleaved fashion |
||
1175 | * \par |
||
1176 | * Convert Floating point to q15(Fixed point 1.15): |
||
1177 | * round(twiddleCoefq15(i) * pow(2, 15)) |
||
1178 | * |
||
1179 | */ |
||
1180 | const q15_t twiddleCoef_32_q15[48] = { |
||
1181 | 0x7FFF, 0x0000, |
||
1182 | 0x7D8A, 0x18F8, |
||
1183 | 0x7641, 0x30FB, |
||
1184 | 0x6A6D, 0x471C, |
||
1185 | 0x5A82, 0x5A82, |
||
1186 | 0x471C, 0x6A6D, |
||
1187 | 0x30FB, 0x7641, |
||
1188 | 0x18F8, 0x7D8A, |
||
1189 | 0x0000, 0x7FFF, |
||
1190 | 0xE707, 0x7D8A, |
||
1191 | 0xCF04, 0x7641, |
||
1192 | 0xB8E3, 0x6A6D, |
||
1193 | 0xA57D, 0x5A82, |
||
1194 | 0x9592, 0x471C, |
||
1195 | 0x89BE, 0x30FB, |
||
1196 | 0x8275, 0x18F8, |
||
1197 | 0x8000, 0x0000, |
||
1198 | 0x8275, 0xE707, |
||
1199 | 0x89BE, 0xCF04, |
||
1200 | 0x9592, 0xB8E3, |
||
1201 | 0xA57D, 0xA57D, |
||
1202 | 0xB8E3, 0x9592, |
||
1203 | 0xCF04, 0x89BE, |
||
1204 | 0xE707, 0x8275 |
||
1205 | }; |
||
1206 | |||
1207 | /** |
||
1208 | * \par |
||
1209 | * Example code for q15 Twiddle factors Generation:: |
||
1210 | * \par |
||
1211 | * <pre>for(i = 0; i< 3N/4; i++) |
||
1212 | * { |
||
1213 | * twiddleCoefq15[2*i]= cos(i * 2*PI/(float)N); |
||
1214 | * twiddleCoefq15[2*i+1]= sin(i * 2*PI/(float)N); |
||
1215 | * } </pre> |
||
1216 | * \par |
||
1217 | * where N = 64 and PI = 3.14159265358979 |
||
1218 | * \par |
||
1219 | * Cos and Sin values are interleaved fashion |
||
1220 | * \par |
||
1221 | * Convert Floating point to q15(Fixed point 1.15): |
||
1222 | * round(twiddleCoefq15(i) * pow(2, 15)) |
||
1223 | * |
||
1224 | */ |
||
1225 | const q15_t twiddleCoef_64_q15[96] = { |
||
1226 | 0x7FFF, 0x0000, |
||
1227 | 0x7F62, 0x0C8B, |
||
1228 | 0x7D8A, 0x18F8, |
||
1229 | 0x7A7D, 0x2528, |
||
1230 | 0x7641, 0x30FB, |
||
1231 | 0x70E2, 0x3C56, |
||
1232 | 0x6A6D, 0x471C, |
||
1233 | 0x62F2, 0x5133, |
||
1234 | 0x5A82, 0x5A82, |
||
1235 | 0x5133, 0x62F2, |
||
1236 | 0x471C, 0x6A6D, |
||
1237 | 0x3C56, 0x70E2, |
||
1238 | 0x30FB, 0x7641, |
||
1239 | 0x2528, 0x7A7D, |
||
1240 | 0x18F8, 0x7D8A, |
||
1241 | 0x0C8B, 0x7F62, |
||
1242 | 0x0000, 0x7FFF, |
||
1243 | 0xF374, 0x7F62, |
||
1244 | 0xE707, 0x7D8A, |
||
1245 | 0xDAD7, 0x7A7D, |
||
1246 | 0xCF04, 0x7641, |
||
1247 | 0xC3A9, 0x70E2, |
||
1248 | 0xB8E3, 0x6A6D, |
||
1249 | 0xAECC, 0x62F2, |
||
1250 | 0xA57D, 0x5A82, |
||
1251 | 0x9D0D, 0x5133, |
||
1252 | 0x9592, 0x471C, |
||
1253 | 0x8F1D, 0x3C56, |
||
1254 | 0x89BE, 0x30FB, |
||
1255 | 0x8582, 0x2528, |
||
1256 | 0x8275, 0x18F8, |
||
1257 | 0x809D, 0x0C8B, |
||
1258 | 0x8000, 0x0000, |
||
1259 | 0x809D, 0xF374, |
||
1260 | 0x8275, 0xE707, |
||
1261 | 0x8582, 0xDAD7, |
||
1262 | 0x89BE, 0xCF04, |
||
1263 | 0x8F1D, 0xC3A9, |
||
1264 | 0x9592, 0xB8E3, |
||
1265 | 0x9D0D, 0xAECC, |
||
1266 | 0xA57D, 0xA57D, |
||
1267 | 0xAECC, 0x9D0D, |
||
1268 | 0xB8E3, 0x9592, |
||
1269 | 0xC3A9, 0x8F1D, |
||
1270 | 0xCF04, 0x89BE, |
||
1271 | 0xDAD7, 0x8582, |
||
1272 | 0xE707, 0x8275, |
||
1273 | 0xF374, 0x809D |
||
1274 | }; |
||
1275 | |||
1276 | /** |
||
1277 | * \par |
||
1278 | * Example code for q15 Twiddle factors Generation:: |
||
1279 | * \par |
||
1280 | * <pre>for(i = 0; i< 3N/4; i++) |
||
1281 | * { |
||
1282 | * twiddleCoefq15[2*i]= cos(i * 2*PI/(float)N); |
||
1283 | * twiddleCoefq15[2*i+1]= sin(i * 2*PI/(float)N); |
||
1284 | * } </pre> |
||
1285 | * \par |
||
1286 | * where N = 128 and PI = 3.14159265358979 |
||
1287 | * \par |
||
1288 | * Cos and Sin values are interleaved fashion |
||
1289 | * \par |
||
1290 | * Convert Floating point to q15(Fixed point 1.15): |
||
1291 | * round(twiddleCoefq15(i) * pow(2, 15)) |
||
1292 | * |
||
1293 | */ |
||
1294 | const q15_t twiddleCoef_128_q15[192] = { |
||
1295 | 0x7FFF, 0x0000, |
||
1296 | 0x7FD8, 0x0647, |
||
1297 | 0x7F62, 0x0C8B, |
||
1298 | 0x7E9D, 0x12C8, |
||
1299 | 0x7D8A, 0x18F8, |
||
1300 | 0x7C29, 0x1F19, |
||
1301 | 0x7A7D, 0x2528, |
||
1302 | 0x7884, 0x2B1F, |
||
1303 | 0x7641, 0x30FB, |
||
1304 | 0x73B5, 0x36BA, |
||
1305 | 0x70E2, 0x3C56, |
||
1306 | 0x6DCA, 0x41CE, |
||
1307 | 0x6A6D, 0x471C, |
||
1308 | 0x66CF, 0x4C3F, |
||
1309 | 0x62F2, 0x5133, |
||
1310 | 0x5ED7, 0x55F5, |
||
1311 | 0x5A82, 0x5A82, |
||
1312 | 0x55F5, 0x5ED7, |
||
1313 | 0x5133, 0x62F2, |
||
1314 | 0x4C3F, 0x66CF, |
||
1315 | 0x471C, 0x6A6D, |
||
1316 | 0x41CE, 0x6DCA, |
||
1317 | 0x3C56, 0x70E2, |
||
1318 | 0x36BA, 0x73B5, |
||
1319 | 0x30FB, 0x7641, |
||
1320 | 0x2B1F, 0x7884, |
||
1321 | 0x2528, 0x7A7D, |
||
1322 | 0x1F19, 0x7C29, |
||
1323 | 0x18F8, 0x7D8A, |
||
1324 | 0x12C8, 0x7E9D, |
||
1325 | 0x0C8B, 0x7F62, |
||
1326 | 0x0647, 0x7FD8, |
||
1327 | 0x0000, 0x7FFF, |
||
1328 | 0xF9B8, 0x7FD8, |
||
1329 | 0xF374, 0x7F62, |
||
1330 | 0xED37, 0x7E9D, |
||
1331 | 0xE707, 0x7D8A, |
||
1332 | 0xE0E6, 0x7C29, |
||
1333 | 0xDAD7, 0x7A7D, |
||
1334 | 0xD4E0, 0x7884, |
||
1335 | 0xCF04, 0x7641, |
||
1336 | 0xC945, 0x73B5, |
||
1337 | 0xC3A9, 0x70E2, |
||
1338 | 0xBE31, 0x6DCA, |
||
1339 | 0xB8E3, 0x6A6D, |
||
1340 | 0xB3C0, 0x66CF, |
||
1341 | 0xAECC, 0x62F2, |
||
1342 | 0xAA0A, 0x5ED7, |
||
1343 | 0xA57D, 0x5A82, |
||
1344 | 0xA128, 0x55F5, |
||
1345 | 0x9D0D, 0x5133, |
||
1346 | 0x9930, 0x4C3F, |
||
1347 | 0x9592, 0x471C, |
||
1348 | 0x9235, 0x41CE, |
||
1349 | 0x8F1D, 0x3C56, |
||
1350 | 0x8C4A, 0x36BA, |
||
1351 | 0x89BE, 0x30FB, |
||
1352 | 0x877B, 0x2B1F, |
||
1353 | 0x8582, 0x2528, |
||
1354 | 0x83D6, 0x1F19, |
||
1355 | 0x8275, 0x18F8, |
||
1356 | 0x8162, 0x12C8, |
||
1357 | 0x809D, 0x0C8B, |
||
1358 | 0x8027, 0x0647, |
||
1359 | 0x8000, 0x0000, |
||
1360 | 0x8027, 0xF9B8, |
||
1361 | 0x809D, 0xF374, |
||
1362 | 0x8162, 0xED37, |
||
1363 | 0x8275, 0xE707, |
||
1364 | 0x83D6, 0xE0E6, |
||
1365 | 0x8582, 0xDAD7, |
||
1366 | 0x877B, 0xD4E0, |
||
1367 | 0x89BE, 0xCF04, |
||
1368 | 0x8C4A, 0xC945, |
||
1369 | 0x8F1D, 0xC3A9, |
||
1370 | 0x9235, 0xBE31, |
||
1371 | 0x9592, 0xB8E3, |
||
1372 | 0x9930, 0xB3C0, |
||
1373 | 0x9D0D, 0xAECC, |
||
1374 | 0xA128, 0xAA0A, |
||
1375 | 0xA57D, 0xA57D, |
||
1376 | 0xAA0A, 0xA128, |
||
1377 | 0xAECC, 0x9D0D, |
||
1378 | 0xB3C0, 0x9930, |
||
1379 | 0xB8E3, 0x9592, |
||
1380 | 0xBE31, 0x9235, |
||
1381 | 0xC3A9, 0x8F1D, |
||
1382 | 0xC945, 0x8C4A, |
||
1383 | 0xCF04, 0x89BE, |
||
1384 | 0xD4E0, 0x877B, |
||
1385 | 0xDAD7, 0x8582, |
||
1386 | 0xE0E6, 0x83D6, |
||
1387 | 0xE707, 0x8275, |
||
1388 | 0xED37, 0x8162, |
||
1389 | 0xF374, 0x809D, |
||
1390 | 0xF9B8, 0x8027 |
||
1391 | }; |
||
1392 | |||
1393 | /** |
||
1394 | * \par |
||
1395 | * Example code for q15 Twiddle factors Generation:: |
||
1396 | * \par |
||
1397 | * <pre>for(i = 0; i< 3N/4; i++) |
||
1398 | * { |
||
1399 | * twiddleCoefq15[2*i]= cos(i * 2*PI/(float)N); |
||
1400 | * twiddleCoefq15[2*i+1]= sin(i * 2*PI/(float)N); |
||
1401 | * } </pre> |
||
1402 | * \par |
||
1403 | * where N = 256 and PI = 3.14159265358979 |
||
1404 | * \par |
||
1405 | * Cos and Sin values are interleaved fashion |
||
1406 | * \par |
||
1407 | * Convert Floating point to q15(Fixed point 1.15): |
||
1408 | * round(twiddleCoefq15(i) * pow(2, 15)) |
||
1409 | * |
||
1410 | */ |
||
1411 | const q15_t twiddleCoef_256_q15[384] = { |
||
1412 | 0x7FFF, 0x0000, |
||
1413 | 0x7FF6, 0x0324, |
||
1414 | 0x7FD8, 0x0647, |
||
1415 | 0x7FA7, 0x096A, |
||
1416 | 0x7F62, 0x0C8B, |
||
1417 | 0x7F09, 0x0FAB, |
||
1418 | 0x7E9D, 0x12C8, |
||
1419 | 0x7E1D, 0x15E2, |
||
1420 | 0x7D8A, 0x18F8, |
||
1421 | 0x7CE3, 0x1C0B, |
||
1422 | 0x7C29, 0x1F19, |
||
1423 | 0x7B5D, 0x2223, |
||
1424 | 0x7A7D, 0x2528, |
||
1425 | 0x798A, 0x2826, |
||
1426 | 0x7884, 0x2B1F, |
||
1427 | 0x776C, 0x2E11, |
||
1428 | 0x7641, 0x30FB, |
||
1429 | 0x7504, 0x33DE, |
||
1430 | 0x73B5, 0x36BA, |
||
1431 | 0x7255, 0x398C, |
||
1432 | 0x70E2, 0x3C56, |
||
1433 | 0x6F5F, 0x3F17, |
||
1434 | 0x6DCA, 0x41CE, |
||
1435 | 0x6C24, 0x447A, |
||
1436 | 0x6A6D, 0x471C, |
||
1437 | 0x68A6, 0x49B4, |
||
1438 | 0x66CF, 0x4C3F, |
||
1439 | 0x64E8, 0x4EBF, |
||
1440 | 0x62F2, 0x5133, |
||
1441 | 0x60EC, 0x539B, |
||
1442 | 0x5ED7, 0x55F5, |
||
1443 | 0x5CB4, 0x5842, |
||
1444 | 0x5A82, 0x5A82, |
||
1445 | 0x5842, 0x5CB4, |
||
1446 | 0x55F5, 0x5ED7, |
||
1447 | 0x539B, 0x60EC, |
||
1448 | 0x5133, 0x62F2, |
||
1449 | 0x4EBF, 0x64E8, |
||
1450 | 0x4C3F, 0x66CF, |
||
1451 | 0x49B4, 0x68A6, |
||
1452 | 0x471C, 0x6A6D, |
||
1453 | 0x447A, 0x6C24, |
||
1454 | 0x41CE, 0x6DCA, |
||
1455 | 0x3F17, 0x6F5F, |
||
1456 | 0x3C56, 0x70E2, |
||
1457 | 0x398C, 0x7255, |
||
1458 | 0x36BA, 0x73B5, |
||
1459 | 0x33DE, 0x7504, |
||
1460 | 0x30FB, 0x7641, |
||
1461 | 0x2E11, 0x776C, |
||
1462 | 0x2B1F, 0x7884, |
||
1463 | 0x2826, 0x798A, |
||
1464 | 0x2528, 0x7A7D, |
||
1465 | 0x2223, 0x7B5D, |
||
1466 | 0x1F19, 0x7C29, |
||
1467 | 0x1C0B, 0x7CE3, |
||
1468 | 0x18F8, 0x7D8A, |
||
1469 | 0x15E2, 0x7E1D, |
||
1470 | 0x12C8, 0x7E9D, |
||
1471 | 0x0FAB, 0x7F09, |
||
1472 | 0x0C8B, 0x7F62, |
||
1473 | 0x096A, 0x7FA7, |
||
1474 | 0x0647, 0x7FD8, |
||
1475 | 0x0324, 0x7FF6, |
||
1476 | 0x0000, 0x7FFF, |
||
1477 | 0xFCDB, 0x7FF6, |
||
1478 | 0xF9B8, 0x7FD8, |
||
1479 | 0xF695, 0x7FA7, |
||
1480 | 0xF374, 0x7F62, |
||
1481 | 0xF054, 0x7F09, |
||
1482 | 0xED37, 0x7E9D, |
||
1483 | 0xEA1D, 0x7E1D, |
||
1484 | 0xE707, 0x7D8A, |
||
1485 | 0xE3F4, 0x7CE3, |
||
1486 | 0xE0E6, 0x7C29, |
||
1487 | 0xDDDC, 0x7B5D, |
||
1488 | 0xDAD7, 0x7A7D, |
||
1489 | 0xD7D9, 0x798A, |
||
1490 | 0xD4E0, 0x7884, |
||
1491 | 0xD1EE, 0x776C, |
||
1492 | 0xCF04, 0x7641, |
||
1493 | 0xCC21, 0x7504, |
||
1494 | 0xC945, 0x73B5, |
||
1495 | 0xC673, 0x7255, |
||
1496 | 0xC3A9, 0x70E2, |
||
1497 | 0xC0E8, 0x6F5F, |
||
1498 | 0xBE31, 0x6DCA, |
||
1499 | 0xBB85, 0x6C24, |
||
1500 | 0xB8E3, 0x6A6D, |
||
1501 | 0xB64B, 0x68A6, |
||
1502 | 0xB3C0, 0x66CF, |
||
1503 | 0xB140, 0x64E8, |
||
1504 | 0xAECC, 0x62F2, |
||
1505 | 0xAC64, 0x60EC, |
||
1506 | 0xAA0A, 0x5ED7, |
||
1507 | 0xA7BD, 0x5CB4, |
||
1508 | 0xA57D, 0x5A82, |
||
1509 | 0xA34B, 0x5842, |
||
1510 | 0xA128, 0x55F5, |
||
1511 | 0x9F13, 0x539B, |
||
1512 | 0x9D0D, 0x5133, |
||
1513 | 0x9B17, 0x4EBF, |
||
1514 | 0x9930, 0x4C3F, |
||
1515 | 0x9759, 0x49B4, |
||
1516 | 0x9592, 0x471C, |
||
1517 | 0x93DB, 0x447A, |
||
1518 | 0x9235, 0x41CE, |
||
1519 | 0x90A0, 0x3F17, |
||
1520 | 0x8F1D, 0x3C56, |
||
1521 | 0x8DAA, 0x398C, |
||
1522 | 0x8C4A, 0x36BA, |
||
1523 | 0x8AFB, 0x33DE, |
||
1524 | 0x89BE, 0x30FB, |
||
1525 | 0x8893, 0x2E11, |
||
1526 | 0x877B, 0x2B1F, |
||
1527 | 0x8675, 0x2826, |
||
1528 | 0x8582, 0x2528, |
||
1529 | 0x84A2, 0x2223, |
||
1530 | 0x83D6, 0x1F19, |
||
1531 | 0x831C, 0x1C0B, |
||
1532 | 0x8275, 0x18F8, |
||
1533 | 0x81E2, 0x15E2, |
||
1534 | 0x8162, 0x12C8, |
||
1535 | 0x80F6, 0x0FAB, |
||
1536 | 0x809D, 0x0C8B, |
||
1537 | 0x8058, 0x096A, |
||
1538 | 0x8027, 0x0647, |
||
1539 | 0x8009, 0x0324, |
||
1540 | 0x8000, 0x0000, |
||
1541 | 0x8009, 0xFCDB, |
||
1542 | 0x8027, 0xF9B8, |
||
1543 | 0x8058, 0xF695, |
||
1544 | 0x809D, 0xF374, |
||
1545 | 0x80F6, 0xF054, |
||
1546 | 0x8162, 0xED37, |
||
1547 | 0x81E2, 0xEA1D, |
||
1548 | 0x8275, 0xE707, |
||
1549 | 0x831C, 0xE3F4, |
||
1550 | 0x83D6, 0xE0E6, |
||
1551 | 0x84A2, 0xDDDC, |
||
1552 | 0x8582, 0xDAD7, |
||
1553 | 0x8675, 0xD7D9, |
||
1554 | 0x877B, 0xD4E0, |
||
1555 | 0x8893, 0xD1EE, |
||
1556 | 0x89BE, 0xCF04, |
||
1557 | 0x8AFB, 0xCC21, |
||
1558 | 0x8C4A, 0xC945, |
||
1559 | 0x8DAA, 0xC673, |
||
1560 | 0x8F1D, 0xC3A9, |
||
1561 | 0x90A0, 0xC0E8, |
||
1562 | 0x9235, 0xBE31, |
||
1563 | 0x93DB, 0xBB85, |
||
1564 | 0x9592, 0xB8E3, |
||
1565 | 0x9759, 0xB64B, |
||
1566 | 0x9930, 0xB3C0, |
||
1567 | 0x9B17, 0xB140, |
||
1568 | 0x9D0D, 0xAECC, |
||
1569 | 0x9F13, 0xAC64, |
||
1570 | 0xA128, 0xAA0A, |
||
1571 | 0xA34B, 0xA7BD, |
||
1572 | 0xA57D, 0xA57D, |
||
1573 | 0xA7BD, 0xA34B, |
||
1574 | 0xAA0A, 0xA128, |
||
1575 | 0xAC64, 0x9F13, |
||
1576 | 0xAECC, 0x9D0D, |
||
1577 | 0xB140, 0x9B17, |
||
1578 | 0xB3C0, 0x9930, |
||
1579 | 0xB64B, 0x9759, |
||
1580 | 0xB8E3, 0x9592, |
||
1581 | 0xBB85, 0x93DB, |
||
1582 | 0xBE31, 0x9235, |
||
1583 | 0xC0E8, 0x90A0, |
||
1584 | 0xC3A9, 0x8F1D, |
||
1585 | 0xC673, 0x8DAA, |
||
1586 | 0xC945, 0x8C4A, |
||
1587 | 0xCC21, 0x8AFB, |
||
1588 | 0xCF04, 0x89BE, |
||
1589 | 0xD1EE, 0x8893, |
||
1590 | 0xD4E0, 0x877B, |
||
1591 | 0xD7D9, 0x8675, |
||
1592 | 0xDAD7, 0x8582, |
||
1593 | 0xDDDC, 0x84A2, |
||
1594 | 0xE0E6, 0x83D6, |
||
1595 | 0xE3F4, 0x831C, |
||
1596 | 0xE707, 0x8275, |
||
1597 | 0xEA1D, 0x81E2, |
||
1598 | 0xED37, 0x8162, |
||
1599 | 0xF054, 0x80F6, |
||
1600 | 0xF374, 0x809D, |
||
1601 | 0xF695, 0x8058, |
||
1602 | 0xF9B8, 0x8027, |
||
1603 | 0xFCDB, 0x8009 |
||
1604 | }; |
||
1605 | |||
1606 | /** |
||
1607 | * \par |
||
1608 | * Example code for q15 Twiddle factors Generation:: |
||
1609 | * \par |
||
1610 | * <pre>for(i = 0; i< 3N/4; i++) |
||
1611 | * { |
||
1612 | * twiddleCoefq15[2*i]= cos(i * 2*PI/(float)N); |
||
1613 | * twiddleCoefq15[2*i+1]= sin(i * 2*PI/(float)N); |
||
1614 | * } </pre> |
||
1615 | * \par |
||
1616 | * where N = 512 and PI = 3.14159265358979 |
||
1617 | * \par |
||
1618 | * Cos and Sin values are interleaved fashion |
||
1619 | * \par |
||
1620 | * Convert Floating point to q15(Fixed point 1.15): |
||
1621 | * round(twiddleCoefq15(i) * pow(2, 15)) |
||
1622 | * |
||
1623 | */ |
||
1624 | const q15_t twiddleCoef_512_q15[768] = { |
||
1625 | 0x7FFF, 0x0000, |
||
1626 | 0x7FFD, 0x0192, |
||
1627 | 0x7FF6, 0x0324, |
||
1628 | 0x7FE9, 0x04B6, |
||
1629 | 0x7FD8, 0x0647, |
||
1630 | 0x7FC2, 0x07D9, |
||
1631 | 0x7FA7, 0x096A, |
||
1632 | 0x7F87, 0x0AFB, |
||
1633 | 0x7F62, 0x0C8B, |
||
1634 | 0x7F38, 0x0E1B, |
||
1635 | 0x7F09, 0x0FAB, |
||
1636 | 0x7ED5, 0x1139, |
||
1637 | 0x7E9D, 0x12C8, |
||
1638 | 0x7E5F, 0x1455, |
||
1639 | 0x7E1D, 0x15E2, |
||
1640 | 0x7DD6, 0x176D, |
||
1641 | 0x7D8A, 0x18F8, |
||
1642 | 0x7D39, 0x1A82, |
||
1643 | 0x7CE3, 0x1C0B, |
||
1644 | 0x7C89, 0x1D93, |
||
1645 | 0x7C29, 0x1F19, |
||
1646 | 0x7BC5, 0x209F, |
||
1647 | 0x7B5D, 0x2223, |
||
1648 | 0x7AEF, 0x23A6, |
||
1649 | 0x7A7D, 0x2528, |
||
1650 | 0x7A05, 0x26A8, |
||
1651 | 0x798A, 0x2826, |
||
1652 | 0x7909, 0x29A3, |
||
1653 | 0x7884, 0x2B1F, |
||
1654 | 0x77FA, 0x2C98, |
||
1655 | 0x776C, 0x2E11, |
||
1656 | 0x76D9, 0x2F87, |
||
1657 | 0x7641, 0x30FB, |
||
1658 | 0x75A5, 0x326E, |
||
1659 | 0x7504, 0x33DE, |
||
1660 | 0x745F, 0x354D, |
||
1661 | 0x73B5, 0x36BA, |
||
1662 | 0x7307, 0x3824, |
||
1663 | 0x7255, 0x398C, |
||
1664 | 0x719E, 0x3AF2, |
||
1665 | 0x70E2, 0x3C56, |
||
1666 | 0x7023, 0x3DB8, |
||
1667 | 0x6F5F, 0x3F17, |
||
1668 | 0x6E96, 0x4073, |
||
1669 | 0x6DCA, 0x41CE, |
||
1670 | 0x6CF9, 0x4325, |
||
1671 | 0x6C24, 0x447A, |
||
1672 | 0x6B4A, 0x45CD, |
||
1673 | 0x6A6D, 0x471C, |
||
1674 | 0x698C, 0x4869, |
||
1675 | 0x68A6, 0x49B4, |
||
1676 | 0x67BD, 0x4AFB, |
||
1677 | 0x66CF, 0x4C3F, |
||
1678 | 0x65DD, 0x4D81, |
||
1679 | 0x64E8, 0x4EBF, |
||
1680 | 0x63EF, 0x4FFB, |
||
1681 | 0x62F2, 0x5133, |
||
1682 | 0x61F1, 0x5269, |
||
1683 | 0x60EC, 0x539B, |
||
1684 | 0x5FE3, 0x54CA, |
||
1685 | 0x5ED7, 0x55F5, |
||
1686 | 0x5DC7, 0x571D, |
||
1687 | 0x5CB4, 0x5842, |
||
1688 | 0x5B9D, 0x5964, |
||
1689 | 0x5A82, 0x5A82, |
||
1690 | 0x5964, 0x5B9D, |
||
1691 | 0x5842, 0x5CB4, |
||
1692 | 0x571D, 0x5DC7, |
||
1693 | 0x55F5, 0x5ED7, |
||
1694 | 0x54CA, 0x5FE3, |
||
1695 | 0x539B, 0x60EC, |
||
1696 | 0x5269, 0x61F1, |
||
1697 | 0x5133, 0x62F2, |
||
1698 | 0x4FFB, 0x63EF, |
||
1699 | 0x4EBF, 0x64E8, |
||
1700 | 0x4D81, 0x65DD, |
||
1701 | 0x4C3F, 0x66CF, |
||
1702 | 0x4AFB, 0x67BD, |
||
1703 | 0x49B4, 0x68A6, |
||
1704 | 0x4869, 0x698C, |
||
1705 | 0x471C, 0x6A6D, |
||
1706 | 0x45CD, 0x6B4A, |
||
1707 | 0x447A, 0x6C24, |
||
1708 | 0x4325, 0x6CF9, |
||
1709 | 0x41CE, 0x6DCA, |
||
1710 | 0x4073, 0x6E96, |
||
1711 | 0x3F17, 0x6F5F, |
||
1712 | 0x3DB8, 0x7023, |
||
1713 | 0x3C56, 0x70E2, |
||
1714 | 0x3AF2, 0x719E, |
||
1715 | 0x398C, 0x7255, |
||
1716 | 0x3824, 0x7307, |
||
1717 | 0x36BA, 0x73B5, |
||
1718 | 0x354D, 0x745F, |
||
1719 | 0x33DE, 0x7504, |
||
1720 | 0x326E, 0x75A5, |
||
1721 | 0x30FB, 0x7641, |
||
1722 | 0x2F87, 0x76D9, |
||
1723 | 0x2E11, 0x776C, |
||
1724 | 0x2C98, 0x77FA, |
||
1725 | 0x2B1F, 0x7884, |
||
1726 | 0x29A3, 0x7909, |
||
1727 | 0x2826, 0x798A, |
||
1728 | 0x26A8, 0x7A05, |
||
1729 | 0x2528, 0x7A7D, |
||
1730 | 0x23A6, 0x7AEF, |
||
1731 | 0x2223, 0x7B5D, |
||
1732 | 0x209F, 0x7BC5, |
||
1733 | 0x1F19, 0x7C29, |
||
1734 | 0x1D93, 0x7C89, |
||
1735 | 0x1C0B, 0x7CE3, |
||
1736 | 0x1A82, 0x7D39, |
||
1737 | 0x18F8, 0x7D8A, |
||
1738 | 0x176D, 0x7DD6, |
||
1739 | 0x15E2, 0x7E1D, |
||
1740 | 0x1455, 0x7E5F, |
||
1741 | 0x12C8, 0x7E9D, |
||
1742 | 0x1139, 0x7ED5, |
||
1743 | 0x0FAB, 0x7F09, |
||
1744 | 0x0E1B, 0x7F38, |
||
1745 | 0x0C8B, 0x7F62, |
||
1746 | 0x0AFB, 0x7F87, |
||
1747 | 0x096A, 0x7FA7, |
||
1748 | 0x07D9, 0x7FC2, |
||
1749 | 0x0647, 0x7FD8, |
||
1750 | 0x04B6, 0x7FE9, |
||
1751 | 0x0324, 0x7FF6, |
||
1752 | 0x0192, 0x7FFD, |
||
1753 | 0x0000, 0x7FFF, |
||
1754 | 0xFE6D, 0x7FFD, |
||
1755 | 0xFCDB, 0x7FF6, |
||
1756 | 0xFB49, 0x7FE9, |
||
1757 | 0xF9B8, 0x7FD8, |
||
1758 | 0xF826, 0x7FC2, |
||
1759 | 0xF695, 0x7FA7, |
||
1760 | 0xF504, 0x7F87, |
||
1761 | 0xF374, 0x7F62, |
||
1762 | 0xF1E4, 0x7F38, |
||
1763 | 0xF054, 0x7F09, |
||
1764 | 0xEEC6, 0x7ED5, |
||
1765 | 0xED37, 0x7E9D, |
||
1766 | 0xEBAA, 0x7E5F, |
||
1767 | 0xEA1D, 0x7E1D, |
||
1768 | 0xE892, 0x7DD6, |
||
1769 | 0xE707, 0x7D8A, |
||
1770 | 0xE57D, 0x7D39, |
||
1771 | 0xE3F4, 0x7CE3, |
||
1772 | 0xE26C, 0x7C89, |
||
1773 | 0xE0E6, 0x7C29, |
||
1774 | 0xDF60, 0x7BC5, |
||
1775 | 0xDDDC, 0x7B5D, |
||
1776 | 0xDC59, 0x7AEF, |
||
1777 | 0xDAD7, 0x7A7D, |
||
1778 | 0xD957, 0x7A05, |
||
1779 | 0xD7D9, 0x798A, |
||
1780 | 0xD65C, 0x7909, |
||
1781 | 0xD4E0, 0x7884, |
||
1782 | 0xD367, 0x77FA, |
||
1783 | 0xD1EE, 0x776C, |
||
1784 | 0xD078, 0x76D9, |
||
1785 | 0xCF04, 0x7641, |
||
1786 | 0xCD91, 0x75A5, |
||
1787 | 0xCC21, 0x7504, |
||
1788 | 0xCAB2, 0x745F, |
||
1789 | 0xC945, 0x73B5, |
||
1790 | 0xC7DB, 0x7307, |
||
1791 | 0xC673, 0x7255, |
||
1792 | 0xC50D, 0x719E, |
||
1793 | 0xC3A9, 0x70E2, |
||
1794 | 0xC247, 0x7023, |
||
1795 | 0xC0E8, 0x6F5F, |
||
1796 | 0xBF8C, 0x6E96, |
||
1797 | 0xBE31, 0x6DCA, |
||
1798 | 0xBCDA, 0x6CF9, |
||
1799 | 0xBB85, 0x6C24, |
||
1800 | 0xBA32, 0x6B4A, |
||
1801 | 0xB8E3, 0x6A6D, |
||
1802 | 0xB796, 0x698C, |
||
1803 | 0xB64B, 0x68A6, |
||
1804 | 0xB504, 0x67BD, |
||
1805 | 0xB3C0, 0x66CF, |
||
1806 | 0xB27E, 0x65DD, |
||
1807 | 0xB140, 0x64E8, |
||
1808 | 0xB004, 0x63EF, |
||
1809 | 0xAECC, 0x62F2, |
||
1810 | 0xAD96, 0x61F1, |
||
1811 | 0xAC64, 0x60EC, |
||
1812 | 0xAB35, 0x5FE3, |
||
1813 | 0xAA0A, 0x5ED7, |
||
1814 | 0xA8E2, 0x5DC7, |
||
1815 | 0xA7BD, 0x5CB4, |
||
1816 | 0xA69B, 0x5B9D, |
||
1817 | 0xA57D, 0x5A82, |
||
1818 | 0xA462, 0x5964, |
||
1819 | 0xA34B, 0x5842, |
||
1820 | 0xA238, 0x571D, |
||
1821 | 0xA128, 0x55F5, |
||
1822 | 0xA01C, 0x54CA, |
||
1823 | 0x9F13, 0x539B, |
||
1824 | 0x9E0E, 0x5269, |
||
1825 | 0x9D0D, 0x5133, |
||
1826 | 0x9C10, 0x4FFB, |
||
1827 | 0x9B17, 0x4EBF, |
||
1828 | 0x9A22, 0x4D81, |
||
1829 | 0x9930, 0x4C3F, |
||
1830 | 0x9842, 0x4AFB, |
||
1831 | 0x9759, 0x49B4, |
||
1832 | 0x9673, 0x4869, |
||
1833 | 0x9592, 0x471C, |
||
1834 | 0x94B5, 0x45CD, |
||
1835 | 0x93DB, 0x447A, |
||
1836 | 0x9306, 0x4325, |
||
1837 | 0x9235, 0x41CE, |
||
1838 | 0x9169, 0x4073, |
||
1839 | 0x90A0, 0x3F17, |
||
1840 | 0x8FDC, 0x3DB8, |
||
1841 | 0x8F1D, 0x3C56, |
||
1842 | 0x8E61, 0x3AF2, |
||
1843 | 0x8DAA, 0x398C, |
||
1844 | 0x8CF8, 0x3824, |
||
1845 | 0x8C4A, 0x36BA, |
||
1846 | 0x8BA0, 0x354D, |
||
1847 | 0x8AFB, 0x33DE, |
||
1848 | 0x8A5A, 0x326E, |
||
1849 | 0x89BE, 0x30FB, |
||
1850 | 0x8926, 0x2F87, |
||
1851 | 0x8893, 0x2E11, |
||
1852 | 0x8805, 0x2C98, |
||
1853 | 0x877B, 0x2B1F, |
||
1854 | 0x86F6, 0x29A3, |
||
1855 | 0x8675, 0x2826, |
||
1856 | 0x85FA, 0x26A8, |
||
1857 | 0x8582, 0x2528, |
||
1858 | 0x8510, 0x23A6, |
||
1859 | 0x84A2, 0x2223, |
||
1860 | 0x843A, 0x209F, |
||
1861 | 0x83D6, 0x1F19, |
||
1862 | 0x8376, 0x1D93, |
||
1863 | 0x831C, 0x1C0B, |
||
1864 | 0x82C6, 0x1A82, |
||
1865 | 0x8275, 0x18F8, |
||
1866 | 0x8229, 0x176D, |
||
1867 | 0x81E2, 0x15E2, |
||
1868 | 0x81A0, 0x1455, |
||
1869 | 0x8162, 0x12C8, |
||
1870 | 0x812A, 0x1139, |
||
1871 | 0x80F6, 0x0FAB, |
||
1872 | 0x80C7, 0x0E1B, |
||
1873 | 0x809D, 0x0C8B, |
||
1874 | 0x8078, 0x0AFB, |
||
1875 | 0x8058, 0x096A, |
||
1876 | 0x803D, 0x07D9, |
||
1877 | 0x8027, 0x0647, |
||
1878 | 0x8016, 0x04B6, |
||
1879 | 0x8009, 0x0324, |
||
1880 | 0x8002, 0x0192, |
||
1881 | 0x8000, 0x0000, |
||
1882 | 0x8002, 0xFE6D, |
||
1883 | 0x8009, 0xFCDB, |
||
1884 | 0x8016, 0xFB49, |
||
1885 | 0x8027, 0xF9B8, |
||
1886 | 0x803D, 0xF826, |
||
1887 | 0x8058, 0xF695, |
||
1888 | 0x8078, 0xF504, |
||
1889 | 0x809D, 0xF374, |
||
1890 | 0x80C7, 0xF1E4, |
||
1891 | 0x80F6, 0xF054, |
||
1892 | 0x812A, 0xEEC6, |
||
1893 | 0x8162, 0xED37, |
||
1894 | 0x81A0, 0xEBAA, |
||
1895 | 0x81E2, 0xEA1D, |
||
1896 | 0x8229, 0xE892, |
||
1897 | 0x8275, 0xE707, |
||
1898 | 0x82C6, 0xE57D, |
||
1899 | 0x831C, 0xE3F4, |
||
1900 | 0x8376, 0xE26C, |
||
1901 | 0x83D6, 0xE0E6, |
||
1902 | 0x843A, 0xDF60, |
||
1903 | 0x84A2, 0xDDDC, |
||
1904 | 0x8510, 0xDC59, |
||
1905 | 0x8582, 0xDAD7, |
||
1906 | 0x85FA, 0xD957, |
||
1907 | 0x8675, 0xD7D9, |
||
1908 | 0x86F6, 0xD65C, |
||
1909 | 0x877B, 0xD4E0, |
||
1910 | 0x8805, 0xD367, |
||
1911 | 0x8893, 0xD1EE, |
||
1912 | 0x8926, 0xD078, |
||
1913 | 0x89BE, 0xCF04, |
||
1914 | 0x8A5A, 0xCD91, |
||
1915 | 0x8AFB, 0xCC21, |
||
1916 | 0x8BA0, 0xCAB2, |
||
1917 | 0x8C4A, 0xC945, |
||
1918 | 0x8CF8, 0xC7DB, |
||
1919 | 0x8DAA, 0xC673, |
||
1920 | 0x8E61, 0xC50D, |
||
1921 | 0x8F1D, 0xC3A9, |
||
1922 | 0x8FDC, 0xC247, |
||
1923 | 0x90A0, 0xC0E8, |
||
1924 | 0x9169, 0xBF8C, |
||
1925 | 0x9235, 0xBE31, |
||
1926 | 0x9306, 0xBCDA, |
||
1927 | 0x93DB, 0xBB85, |
||
1928 | 0x94B5, 0xBA32, |
||
1929 | 0x9592, 0xB8E3, |
||
1930 | 0x9673, 0xB796, |
||
1931 | 0x9759, 0xB64B, |
||
1932 | 0x9842, 0xB504, |
||
1933 | 0x9930, 0xB3C0, |
||
1934 | 0x9A22, 0xB27E, |
||
1935 | 0x9B17, 0xB140, |
||
1936 | 0x9C10, 0xB004, |
||
1937 | 0x9D0D, 0xAECC, |
||
1938 | 0x9E0E, 0xAD96, |
||
1939 | 0x9F13, 0xAC64, |
||
1940 | 0xA01C, 0xAB35, |
||
1941 | 0xA128, 0xAA0A, |
||
1942 | 0xA238, 0xA8E2, |
||
1943 | 0xA34B, 0xA7BD, |
||
1944 | 0xA462, 0xA69B, |
||
1945 | 0xA57D, 0xA57D, |
||
1946 | 0xA69B, 0xA462, |
||
1947 | 0xA7BD, 0xA34B, |
||
1948 | 0xA8E2, 0xA238, |
||
1949 | 0xAA0A, 0xA128, |
||
1950 | 0xAB35, 0xA01C, |
||
1951 | 0xAC64, 0x9F13, |
||
1952 | 0xAD96, 0x9E0E, |
||
1953 | 0xAECC, 0x9D0D, |
||
1954 | 0xB004, 0x9C10, |
||
1955 | 0xB140, 0x9B17, |
||
1956 | 0xB27E, 0x9A22, |
||
1957 | 0xB3C0, 0x9930, |
||
1958 | 0xB504, 0x9842, |
||
1959 | 0xB64B, 0x9759, |
||
1960 | 0xB796, 0x9673, |
||
1961 | 0xB8E3, 0x9592, |
||
1962 | 0xBA32, 0x94B5, |
||
1963 | 0xBB85, 0x93DB, |
||
1964 | 0xBCDA, 0x9306, |
||
1965 | 0xBE31, 0x9235, |
||
1966 | 0xBF8C, 0x9169, |
||
1967 | 0xC0E8, 0x90A0, |
||
1968 | 0xC247, 0x8FDC, |
||
1969 | 0xC3A9, 0x8F1D, |
||
1970 | 0xC50D, 0x8E61, |
||
1971 | 0xC673, 0x8DAA, |
||
1972 | 0xC7DB, 0x8CF8, |
||
1973 | 0xC945, 0x8C4A, |
||
1974 | 0xCAB2, 0x8BA0, |
||
1975 | 0xCC21, 0x8AFB, |
||
1976 | 0xCD91, 0x8A5A, |
||
1977 | 0xCF04, 0x89BE, |
||
1978 | 0xD078, 0x8926, |
||
1979 | 0xD1EE, 0x8893, |
||
1980 | 0xD367, 0x8805, |
||
1981 | 0xD4E0, 0x877B, |
||
1982 | 0xD65C, 0x86F6, |
||
1983 | 0xD7D9, 0x8675, |
||
1984 | 0xD957, 0x85FA, |
||
1985 | 0xDAD7, 0x8582, |
||
1986 | 0xDC59, 0x8510, |
||
1987 | 0xDDDC, 0x84A2, |
||
1988 | 0xDF60, 0x843A, |
||
1989 | 0xE0E6, 0x83D6, |
||
1990 | 0xE26C, 0x8376, |
||
1991 | 0xE3F4, 0x831C, |
||
1992 | 0xE57D, 0x82C6, |
||
1993 | 0xE707, 0x8275, |
||
1994 | 0xE892, 0x8229, |
||
1995 | 0xEA1D, 0x81E2, |
||
1996 | 0xEBAA, 0x81A0, |
||
1997 | 0xED37, 0x8162, |
||
1998 | 0xEEC6, 0x812A, |
||
1999 | 0xF054, 0x80F6, |
||
2000 | 0xF1E4, 0x80C7, |
||
2001 | 0xF374, 0x809D, |
||
2002 | 0xF504, 0x8078, |
||
2003 | 0xF695, 0x8058, |
||
2004 | 0xF826, 0x803D, |
||
2005 | 0xF9B8, 0x8027, |
||
2006 | 0xFB49, 0x8016, |
||
2007 | 0xFCDB, 0x8009, |
||
2008 | 0xFE6D, 0x8002 |
||
2009 | }; |
||
2010 | |||
2011 | /** |
||
2012 | * \par |
||
2013 | * Example code for q15 Twiddle factors Generation:: |
||
2014 | * \par |
||
2015 | * <pre>for(i = 0; i< 3N/4; i++) |
||
2016 | * { |
||
2017 | * twiddleCoefq15[2*i]= cos(i * 2*PI/(float)N); |
||
2018 | * twiddleCoefq15[2*i+1]= sin(i * 2*PI/(float)N); |
||
2019 | * } </pre> |
||
2020 | * \par |
||
2021 | * where N = 1024 and PI = 3.14159265358979 |
||
2022 | * \par |
||
2023 | * Cos and Sin values are interleaved fashion |
||
2024 | * \par |
||
2025 | * Convert Floating point to q15(Fixed point 1.15): |
||
2026 | * round(twiddleCoefq15(i) * pow(2, 15)) |
||
2027 | * |
||
2028 | *//** |
||
2029 | * \par |
||
2030 | * Example code for q15 Twiddle factors Generation:: |
||
2031 | * \par |
||
2032 | * <pre>for(i = 0; i< 3N/4; i++) |
||
2033 | * { |
||
2034 | * twiddleCoefq15[2*i]= cos(i * 2*PI/(float)N); |
||
2035 | * twiddleCoefq15[2*i+1]= sin(i * 2*PI/(float)N); |
||
2036 | * } </pre> |
||
2037 | * \par |
||
2038 | * where N = 2048 and PI = 3.14159265358979 |
||
2039 | * \par |
||
2040 | * Cos and Sin values are interleaved fashion |
||
2041 | * \par |
||
2042 | * Convert Floating point to q15(Fixed point 1.15): |
||
2043 | * round(twiddleCoefq15(i) * pow(2, 15)) |
||
2044 | * |
||
2045 | *//** |
||
2046 | * \par |
||
2047 | * Example code for q15 Twiddle factors Generation:: |
||
2048 | * \par |
||
2049 | * <pre>for(i = 0; i< 3N/4; i++) |
||
2050 | * { |
||
2051 | * twiddleCoefq15[2*i]= cos(i * 2*PI/(float)N); |
||
2052 | * twiddleCoefq15[2*i+1]= sin(i * 2*PI/(float)N); |
||
2053 | * } </pre> |
||
2054 | * \par |
||
2055 | * where N = 4096 and PI = 3.14159265358979 |
||
2056 | * \par |
||
2057 | * Cos and Sin values are interleaved fashion |
||
2058 | * \par |
||
2059 | * Convert Floating point to q15(Fixed point 1.15): |
||
2060 | * round(twiddleCoefq15(i) * pow(2, 15)) |
||
2061 | * |
||
2062 | *//** |
||
2063 | * @} end of CFFT_CIFFT group |
||
2064 | */ |
||
2065 | |||
2066 | /* |
||
2067 | * @brief Q15 table for reciprocal |
||
2068 | */ |
||
2069 | const q15_t ALIGN4 armRecipTableQ15[64] = { |
||
2070 | 0x7F03, 0x7D13, 0x7B31, 0x795E, 0x7798, 0x75E0, |
||
2071 | 0x7434, 0x7294, 0x70FF, 0x6F76, 0x6DF6, 0x6C82, |
||
2072 | 0x6B16, 0x69B5, 0x685C, 0x670C, 0x65C4, 0x6484, |
||
2073 | 0x634C, 0x621C, 0x60F3, 0x5FD0, 0x5EB5, 0x5DA0, |
||
2074 | 0x5C91, 0x5B88, 0x5A85, 0x5988, 0x5890, 0x579E, |
||
2075 | 0x56B0, 0x55C8, 0x54E4, 0x5405, 0x532B, 0x5255, |
||
2076 | 0x5183, 0x50B6, 0x4FEC, 0x4F26, 0x4E64, 0x4DA6, |
||
2077 | 0x4CEC, 0x4C34, 0x4B81, 0x4AD0, 0x4A23, 0x4978, |
||
2078 | 0x48D1, 0x482D, 0x478C, 0x46ED, 0x4651, 0x45B8, |
||
2079 | 0x4521, 0x448D, 0x43FC, 0x436C, 0x42DF, 0x4255, |
||
2080 | 0x41CC, 0x4146, 0x40C2, 0x4040 |
||
2081 | }; |
||
2082 | |||
2083 | /* |
||
2084 | * @brief Q31 table for reciprocal |
||
2085 | */ |
||
2086 | const q31_t armRecipTableQ31[64] = { |
||
2087 | 0x7F03F03F, 0x7D137420, 0x7B31E739, 0x795E9F94, 0x7798FD29, 0x75E06928, |
||
2088 | 0x7434554D, 0x72943B4B, 0x70FF9C40, 0x6F760031, 0x6DF6F593, 0x6C8210E3, |
||
2089 | 0x6B16EC3A, 0x69B526F6, 0x685C655F, 0x670C505D, 0x65C4952D, 0x6484E519, |
||
2090 | 0x634CF53E, 0x621C7E4F, 0x60F33C61, 0x5FD0EEB3, 0x5EB55785, 0x5DA03BEB, |
||
2091 | 0x5C9163A1, 0x5B8898E6, 0x5A85A85A, 0x598860DF, 0x58909373, 0x579E1318, |
||
2092 | 0x56B0B4B8, 0x55C84F0B, 0x54E4BA80, 0x5405D124, 0x532B6E8F, 0x52556FD0, |
||
2093 | 0x5183B35A, 0x50B618F3, 0x4FEC81A2, 0x4F26CFA2, 0x4E64E64E, 0x4DA6AA1D, |
||
2094 | 0x4CEC008B, 0x4C34D010, 0x4B810016, 0x4AD078EF, 0x4A2323C4, 0x4978EA96, |
||
2095 | 0x48D1B827, 0x482D77FE, 0x478C1657, 0x46ED801D, 0x4651A2E5, 0x45B86CE2, |
||
2096 | 0x4521CCE1, 0x448DB244, 0x43FC0CFA, 0x436CCD78, 0x42DFE4B4, 0x42554426, |
||
2097 | 0x41CCDDB6, 0x4146A3C6, 0x40C28923, 0x40408102 |
||
2098 | }; |
||
2099 | |||
2100 | const uint16_t armBitRevIndexTable16[ARMBITREVINDEXTABLE__16_TABLE_LENGTH] = |
||
2101 | { |
||
2102 | //8x2, size 20 |
||
2103 | 8,64, 24,72, 16,64, 40,80, 32,64, 56,88, 48,72, 88,104, 72,96, 104,112 |
||
2104 | }; |
||
2105 | |||
2106 | const uint16_t armBitRevIndexTable32[ARMBITREVINDEXTABLE__32_TABLE_LENGTH] = |
||
2107 | { |
||
2108 | //8x4, size 48 |
||
2109 | 8,64, 16,128, 24,192, 32,64, 40,72, 48,136, 56,200, 64,128, 72,80, 88,208, |
||
2110 | 80,144, 96,192, 104,208, 112,152, 120,216, 136,192, 144,160, 168,208, |
||
2111 | 152,224, 176,208, 184,232, 216,240, 200,224, 232,240 |
||
2112 | }; |
||
2113 | |||
2114 | const uint16_t armBitRevIndexTable64[ARMBITREVINDEXTABLE__64_TABLE_LENGTH] = |
||
2115 | { |
||
2116 | //radix 8, size 56 |
||
2117 | 8,64, 16,128, 24,192, 32,256, 40,320, 48,384, 56,448, 80,136, 88,200, |
||
2118 | 96,264, 104,328, 112,392, 120,456, 152,208, 160,272, 168,336, 176,400, |
||
2119 | 184,464, 224,280, 232,344, 240,408, 248,472, 296,352, 304,416, 312,480, |
||
2120 | 368,424, 376,488, 440,496 |
||
2121 | }; |
||
2122 | |||
2123 | const uint16_t armBitRevIndexTable128[ARMBITREVINDEXTABLE_128_TABLE_LENGTH] = |
||
2124 | { |
||
2125 | //8x2, size 208 |
||
2126 | 8,512, 16,64, 24,576, 32,128, 40,640, 48,192, 56,704, 64,256, 72,768, |
||
2127 | 80,320, 88,832, 96,384, 104,896, 112,448, 120,960, 128,512, 136,520, |
||
2128 | 144,768, 152,584, 160,520, 168,648, 176,200, 184,712, 192,264, 200,776, |
||
2129 | 208,328, 216,840, 224,392, 232,904, 240,456, 248,968, 264,528, 272,320, |
||
2130 | 280,592, 288,768, 296,656, 304,328, 312,720, 328,784, 344,848, 352,400, |
||
2131 | 360,912, 368,464, 376,976, 384,576, 392,536, 400,832, 408,600, 416,584, |
||
2132 | 424,664, 432,840, 440,728, 448,592, 456,792, 464,848, 472,856, 480,600, |
||
2133 | 488,920, 496,856, 504,984, 520,544, 528,576, 536,608, 552,672, 560,608, |
||
2134 | 568,736, 576,768, 584,800, 592,832, 600,864, 608,800, 616,928, 624,864, |
||
2135 | 632,992, 648,672, 656,896, 664,928, 688,904, 696,744, 704,896, 712,808, |
||
2136 | 720,912, 728,872, 736,928, 744,936, 752,920, 760,1000, 776,800, 784,832, |
||
2137 | 792,864, 808,904, 816,864, 824,920, 840,864, 856,880, 872,944, 888,1008, |
||
2138 | 904,928, 912,960, 920,992, 944,968, 952,1000, 968,992, 984,1008 |
||
2139 | }; |
||
2140 | |||
2141 | const uint16_t armBitRevIndexTable256[ARMBITREVINDEXTABLE_256_TABLE_LENGTH] = |
||
2142 | { |
||
2143 | //8x4, size 440 |
||
2144 | 8,512, 16,1024, 24,1536, 32,64, 40,576, 48,1088, 56,1600, 64,128, 72,640, |
||
2145 | 80,1152, 88,1664, 96,192, 104,704, 112,1216, 120,1728, 128,256, 136,768, |
||
2146 | 144,1280, 152,1792, 160,320, 168,832, 176,1344, 184,1856, 192,384, |
||
2147 | 200,896, 208,1408, 216,1920, 224,448, 232,960, 240,1472, 248,1984, |
||
2148 | 256,512, 264,520, 272,1032, 280,1544, 288,640, 296,584, 304,1096, 312,1608, |
||
2149 | 320,768, 328,648, 336,1160, 344,1672, 352,896, 360,712, 368,1224, 376,1736, |
||
2150 | 384,520, 392,776, 400,1288, 408,1800, 416,648, 424,840, 432,1352, 440,1864, |
||
2151 | 448,776, 456,904, 464,1416, 472,1928, 480,904, 488,968, 496,1480, 504,1992, |
||
2152 | 520,528, 512,1024, 528,1040, 536,1552, 544,1152, 552,592, 560,1104, |
||
2153 | 568,1616, 576,1280, 584,656, 592,1168, 600,1680, 608,1408, 616,720, |
||
2154 | 624,1232, 632,1744, 640,1032, 648,784, 656,1296, 664,1808, 672,1160, |
||
2155 | 680,848, 688,1360, 696,1872, 704,1288, 712,912, 720,1424, 728,1936, |
||
2156 | 736,1416, 744,976, 752,1488, 760,2000, 768,1536, 776,1552, 784,1048, |
||
2157 | 792,1560, 800,1664, 808,1680, 816,1112, 824,1624, 832,1792, 840,1808, |
||
2158 | 848,1176, 856,1688, 864,1920, 872,1936, 880,1240, 888,1752, 896,1544, |
||
2159 | 904,1560, 912,1304, 920,1816, 928,1672, 936,1688, 944,1368, 952,1880, |
||
2160 | 960,1800, 968,1816, 976,1432, 984,1944, 992,1928, 1000,1944, 1008,1496, |
||
2161 | 1016,2008, 1032,1152, 1040,1056, 1048,1568, 1064,1408, 1072,1120, |
||
2162 | 1080,1632, 1088,1536, 1096,1160, 1104,1184, 1112,1696, 1120,1552, |
||
2163 | 1128,1416, 1136,1248, 1144,1760, 1160,1664, 1168,1312, 1176,1824, |
||
2164 | 1184,1544, 1192,1920, 1200,1376, 1208,1888, 1216,1568, 1224,1672, |
||
2165 | 1232,1440, 1240,1952, 1248,1560, 1256,1928, 1264,1504, 1272,2016, |
||
2166 | 1288,1312, 1296,1408, 1304,1576, 1320,1424, 1328,1416, 1336,1640, |
||
2167 | 1344,1792, 1352,1824, 1360,1920, 1368,1704, 1376,1800, 1384,1432, |
||
2168 | 1392,1928, 1400,1768, 1416,1680, 1432,1832, 1440,1576, 1448,1936, |
||
2169 | 1456,1832, 1464,1896, 1472,1808, 1480,1688, 1488,1936, 1496,1960, |
||
2170 | 1504,1816, 1512,1944, 1520,1944, 1528,2024, 1560,1584, 1592,1648, |
||
2171 | 1600,1792, 1608,1920, 1616,1800, 1624,1712, 1632,1808, 1640,1936, |
||
2172 | 1648,1816, 1656,1776, 1672,1696, 1688,1840, 1704,1952, 1712,1928, |
||
2173 | 1720,1904, 1728,1824, 1736,1952, 1744,1832, 1752,1968, 1760,1840, |
||
2174 | 1768,1960, 1776,1944, 1784,2032, 1864,1872, 1848,1944, 1872,1888, |
||
2175 | 1880,1904, 1888,1984, 1896,2000, 1912,2032, 1904,2016, 1976,2032, |
||
2176 | 1960,1968, 2008,2032, 1992,2016, 2024,2032 |
||
2177 | }; |
||
2178 | |||
2179 | const uint16_t armBitRevIndexTable512[ARMBITREVINDEXTABLE_512_TABLE_LENGTH] = |
||
2180 | { |
||
2181 | //radix 8, size 448 |
||
2182 | 8,512, 16,1024, 24,1536, 32,2048, 40,2560, 48,3072, 56,3584, 72,576, |
||
2183 | 80,1088, 88,1600, 96,2112, 104,2624, 112,3136, 120,3648, 136,640, 144,1152, |
||
2184 | 152,1664, 160,2176, 168,2688, 176,3200, 184,3712, 200,704, 208,1216, |
||
2185 | 216,1728, 224,2240, 232,2752, 240,3264, 248,3776, 264,768, 272,1280, |
||
2186 | 280,1792, 288,2304, 296,2816, 304,3328, 312,3840, 328,832, 336,1344, |
||
2187 | 344,1856, 352,2368, 360,2880, 368,3392, 376,3904, 392,896, 400,1408, |
||
2188 | 408,1920, 416,2432, 424,2944, 432,3456, 440,3968, 456,960, 464,1472, |
||
2189 | 472,1984, 480,2496, 488,3008, 496,3520, 504,4032, 528,1032, 536,1544, |
||
2190 | 544,2056, 552,2568, 560,3080, 568,3592, 592,1096, 600,1608, 608,2120, |
||
2191 | 616,2632, 624,3144, 632,3656, 656,1160, 664,1672, 672,2184, 680,2696, |
||
2192 | 688,3208, 696,3720, 720,1224, 728,1736, 736,2248, 744,2760, 752,3272, |
||
2193 | 760,3784, 784,1288, 792,1800, 800,2312, 808,2824, 816,3336, 824,3848, |
||
2194 | 848,1352, 856,1864, 864,2376, 872,2888, 880,3400, 888,3912, 912,1416, |
||
2195 | 920,1928, 928,2440, 936,2952, 944,3464, 952,3976, 976,1480, 984,1992, |
||
2196 | 992,2504, 1000,3016, 1008,3528, 1016,4040, 1048,1552, 1056,2064, 1064,2576, |
||
2197 | 1072,3088, 1080,3600, 1112,1616, 1120,2128, 1128,2640, 1136,3152, |
||
2198 | 1144,3664, 1176,1680, 1184,2192, 1192,2704, 1200,3216, 1208,3728, |
||
2199 | 1240,1744, 1248,2256, 1256,2768, 1264,3280, 1272,3792, 1304,1808, |
||
2200 | 1312,2320, 1320,2832, 1328,3344, 1336,3856, 1368,1872, 1376,2384, |
||
2201 | 1384,2896, 1392,3408, 1400,3920, 1432,1936, 1440,2448, 1448,2960, |
||
2202 | 1456,3472, 1464,3984, 1496,2000, 1504,2512, 1512,3024, 1520,3536, |
||
2203 | 1528,4048, 1568,2072, 1576,2584, 1584,3096, 1592,3608, 1632,2136, |
||
2204 | 1640,2648, 1648,3160, 1656,3672, 1696,2200, 1704,2712, 1712,3224, |
||
2205 | 1720,3736, 1760,2264, 1768,2776, 1776,3288, 1784,3800, 1824,2328, |
||
2206 | 1832,2840, 1840,3352, 1848,3864, 1888,2392, 1896,2904, 1904,3416, |
||
2207 | 1912,3928, 1952,2456, 1960,2968, 1968,3480, 1976,3992, 2016,2520, |
||
2208 | 2024,3032, 2032,3544, 2040,4056, 2088,2592, 2096,3104, 2104,3616, |
||
2209 | 2152,2656, 2160,3168, 2168,3680, 2216,2720, 2224,3232, 2232,3744, |
||
2210 | 2280,2784, 2288,3296, 2296,3808, 2344,2848, 2352,3360, 2360,3872, |
||
2211 | 2408,2912, 2416,3424, 2424,3936, 2472,2976, 2480,3488, 2488,4000, |
||
2212 | 2536,3040, 2544,3552, 2552,4064, 2608,3112, 2616,3624, 2672,3176, |
||
2213 | 2680,3688, 2736,3240, 2744,3752, 2800,3304, 2808,3816, 2864,3368, |
||
2214 | 2872,3880, 2928,3432, 2936,3944, 2992,3496, 3000,4008, 3056,3560, |
||
2215 | 3064,4072, 3128,3632, 3192,3696, 3256,3760, 3320,3824, 3384,3888, |
||
2216 | 3448,3952, 3512,4016, 3576,4080 |
||
2217 | }; |
||
2218 | |||
2219 | const uint16_t armBitRevIndexTable1024[ARMBITREVINDEXTABLE1024_TABLE_LENGTH] = |
||
2220 | { |
||
2221 | //8x2, size 1800//8x2, size 3808//radix 8, size 4032//radix 4, size 12 |
||
2222 | 8,64, 16,32, 24,96, 40,80, 56,112, 88,104 |
||
2223 | }; |
||
2224 | |||
2225 | const uint16_t armBitRevIndexTable_fixed_32[ARMBITREVINDEXTABLE_FIXED___32_TABLE_LENGTH] = |
||
2226 | { |
||
2227 | //4x2, size 24 |
||
2228 | 8,128, 16,64, 24,192, 40,160, 48,96, 56,224, 72,144, |
||
2229 | 88,208, 104,176, 120,240, 152,200, 184,232 |
||
2230 | }; |
||
2231 | |||
2232 | const uint16_t armBitRevIndexTable_fixed_64[ARMBITREVINDEXTABLE_FIXED___64_TABLE_LENGTH] = |
||
2233 | { |
||
2234 | //radix 4, size 56 |
||
2235 | 8,256, 16,128, 24,384, 32,64, 40,320, 48,192, 56,448, 72,288, 80,160, 88,416, 104,352, |
||
2236 | 112,224, 120,480, 136,272, 152,400, 168,336, 176,208, 184,464, 200,304, 216,432, |
||
2237 | 232,368, 248,496, 280,392, 296,328, 312,456, 344,424, 376,488, 440,472 |
||
2238 | }; |
||
2239 | |||
2240 | const uint16_t armBitRevIndexTable_fixed_128[ARMBITREVINDEXTABLE_FIXED__128_TABLE_LENGTH] = |
||
2241 | { |
||
2242 | //4x2, size 112 |
||
2243 | 8,512, 16,256, 24,768, 32,128, 40,640, 48,384, 56,896, 72,576, 80,320, 88,832, 96,192, |
||
2244 | 104,704, 112,448, 120,960, 136,544, 144,288, 152,800, 168,672, 176,416, 184,928, 200,608, |
||
2245 | 208,352, 216,864, 232,736, 240,480, 248,992, 264,528, 280,784, 296,656, 304,400, 312,912, |
||
2246 | 328,592, 344,848, 360,720, 368,464, 376,976, 392,560, 408,816, 424,688, 440,944, 456,624, |
||
2247 | 472,880, 488,752, 504,1008, 536,776, 552,648, 568,904, 600,840, 616,712, 632,968, |
||
2248 | 664,808, 696,936, 728,872, 760,1000, 824,920, 888,984 |
||
2249 | }; |
||
2250 | |||
2251 | const uint16_t armBitRevIndexTable_fixed_256[ARMBITREVINDEXTABLE_FIXED__256_TABLE_LENGTH] = |
||
2252 | { |
||
2253 | //radix 4, size 240 |
||
2254 | 8,1024, 16,512, 24,1536, 32,256, 40,1280, 48,768, 56,1792, 64,128, 72,1152, 80,640, |
||
2255 | 88,1664, 96,384, 104,1408, 112,896, 120,1920, 136,1088, 144,576, 152,1600, 160,320, |
||
2256 | 168,1344, 176,832, 184,1856, 200,1216, 208,704, 216,1728, 224,448, 232,1472, 240,960, |
||
2257 | 248,1984, 264,1056, 272,544, 280,1568, 296,1312, 304,800, 312,1824, 328,1184, 336,672, |
||
2258 | 344,1696, 352,416, 360,1440, 368,928, 376,1952, 392,1120, 400,608, 408,1632, 424,1376, |
||
2259 | 432,864, 440,1888, 456,1248, 464,736, 472,1760, 488,1504, 496,992, 504,2016, 520,1040, |
||
2260 | 536,1552, 552,1296, 560,784, 568,1808, 584,1168, 592,656, 600,1680, 616,1424, 624,912, |
||
2261 | 632,1936, 648,1104, 664,1616, 680,1360, 688,848, 696,1872, 712,1232, 728,1744, 744,1488, |
||
2262 | 752,976, 760,2000, 776,1072, 792,1584, 808,1328, 824,1840, 840,1200, 856,1712, 872,1456, |
||
2263 | 880,944, 888,1968, 904,1136, 920,1648, 936,1392, 952,1904, 968,1264, 984,1776, 1000,1520, |
||
2264 | 1016,2032, 1048,1544, 1064,1288, 1080,1800, 1096,1160, 1112,1672, 1128,1416, 1144,1928, |
||
2265 | 1176,1608, 1192,1352, 1208,1864, 1240,1736, 1256,1480, 1272,1992, 1304,1576, 1336,1832, |
||
2266 | 1368,1704, 1384,1448, 1400,1960, 1432,1640, 1464,1896, 1496,1768, 1528,2024, 1592,1816, |
||
2267 | 1624,1688, 1656,1944, 1720,1880, 1784,2008, 1912,1976 |
||
2268 | }; |
||
2269 | |||
2270 | const uint16_t armBitRevIndexTable_fixed_512[ARMBITREVINDEXTABLE_FIXED__512_TABLE_LENGTH] = |
||
2271 | { |
||
2272 | //4x2, size 480 |
||
2273 | 8,2048, 16,1024, 24,3072, 32,512, 40,2560, 48,1536, 56,3584, 64,256, 72,2304, 80,1280, |
||
2274 | 88,3328, 96,768, 104,2816, 112,1792, 120,3840, 136,2176, 144,1152, 152,3200, 160,640, |
||
2275 | 168,2688, 176,1664, 184,3712, 192,384, 200,2432, 208,1408, 216,3456, 224,896, 232,2944, |
||
2276 | 240,1920, 248,3968, 264,2112, 272,1088, 280,3136, 288,576, 296,2624, 304,1600, 312,3648, |
||
2277 | 328,2368, 336,1344, 344,3392, 352,832, 360,2880, 368,1856, 376,3904, 392,2240, 400,1216, |
||
2278 | 408,3264, 416,704, 424,2752, 432,1728, 440,3776, 456,2496, 464,1472, 472,3520, 480,960, |
||
2279 | 488,3008, 496,1984, 504,4032, 520,2080, 528,1056, 536,3104, 552,2592, 560,1568, 568,3616, |
||
2280 | 584,2336, 592,1312, 600,3360, 608,800, 616,2848, 624,1824, 632,3872, 648,2208, 656,1184, |
||
2281 | 664,3232, 680,2720, 688,1696, 696,3744, 712,2464, 720,1440, 728,3488, 736,928, 744,2976, |
||
2282 | 752,1952, 760,4000, 776,2144, 784,1120, 792,3168, 808,2656, 816,1632, 824,3680, 840,2400, |
||
2283 | 848,1376, 856,3424, 872,2912, 880,1888, 888,3936, 904,2272, 912,1248, 920,3296, 936,2784, |
||
2284 | 944,1760, 952,3808, 968,2528, 976,1504, 984,3552, 1000,3040, 1008,2016, 1016,4064, |
||
2285 | 1032,2064, 1048,3088, 1064,2576, 1072,1552, 1080,3600, 1096,2320, 1104,1296, 1112,3344, |
||
2286 | 1128,2832, 1136,1808, 1144,3856, 1160,2192, 1176,3216, 1192,2704, 1200,1680, 1208,3728, |
||
2287 | 1224,2448, 1232,1424, 1240,3472, 1256,2960, 1264,1936, 1272,3984, 1288,2128, 1304,3152, |
||
2288 | 1320,2640, 1328,1616, 1336,3664, 1352,2384, 1368,3408, 1384,2896, 1392,1872, 1400,3920, |
||
2289 | 1416,2256, 1432,3280, 1448,2768, 1456,1744, 1464,3792, 1480,2512, 1496,3536, 1512,3024, |
||
2290 | 1520,2000, 1528,4048, 1544,2096, 1560,3120, 1576,2608, 1592,3632, 1608,2352, 1624,3376, |
||
2291 | 1640,2864, 1648,1840, 1656,3888, 1672,2224, 1688,3248, 1704,2736, 1720,3760, 1736,2480, |
||
2292 | 1752,3504, 1768,2992, 1776,1968, 1784,4016, 1800,2160, 1816,3184, 1832,2672, 1848,3696, |
||
2293 | 1864,2416, 1880,3440, 1896,2928, 1912,3952, 1928,2288, 1944,3312, 1960,2800, 1976,3824, |
||
2294 | 1992,2544, 2008,3568, 2024,3056, 2040,4080, 2072,3080, 2088,2568, 2104,3592, 2120,2312, |
||
2295 | 2136,3336, 2152,2824, 2168,3848, 2200,3208, 2216,2696, 2232,3720, 2248,2440, 2264,3464, |
||
2296 | 2280,2952, 2296,3976, 2328,3144, 2344,2632, 2360,3656, 2392,3400, 2408,2888, 2424,3912, |
||
2297 | 2456,3272, 2472,2760, 2488,3784, 2520,3528, 2536,3016, 2552,4040, 2584,3112, 2616,3624, |
||
2298 | 2648,3368, 2664,2856, 2680,3880, 2712,3240, 2744,3752, 2776,3496, 2792,2984, 2808,4008, |
||
2299 | 2840,3176, 2872,3688, 2904,3432, 2936,3944, 2968,3304, 3000,3816, 3032,3560, 3064,4072, |
||
2300 | 3128,3608, 3160,3352, 3192,3864, 3256,3736, 3288,3480, 3320,3992, 3384,3672, 3448,3928, |
||
2301 | 3512,3800, 3576,4056, 3704,3896, 3832,4024 |
||
2302 | }; |
||
2303 | |||
2304 | const uint16_t armBitRevIndexTable_fixed_1024[ARMBITREVINDEXTABLE_FIXED_1024_TABLE_LENGTH] = |
||
2305 | { |
||
2306 | //radix 4, size 992 |
||
2307 | 8,4096, 16,2048, 24,6144, 32,1024, 40,5120, 48,3072, 56,7168, 64,512, 72,4608, |
||
2308 | 80,2560, 88,6656, 96,1536, 104,5632, 112,3584, 120,7680, 128,256, 136,4352, |
||
2309 | 144,2304, 152,6400, 160,1280, 168,5376, 176,3328, 184,7424, 192,768, 200,4864, |
||
2310 | 208,2816, 216,6912, 224,1792, 232,5888, 240,3840, 248,7936, 264,4224, 272,2176, |
||
2311 | 280,6272, 288,1152, 296,5248, 304,3200, 312,7296, 320,640, 328,4736, 336,2688, |
||
2312 | 344,6784, 352,1664, 360,5760, 368,3712, 376,7808, 392,4480, 400,2432, 408,6528, |
||
2313 | 416,1408, 424,5504, 432,3456, 440,7552, 448,896, 456,4992, 464,2944, 472,7040, |
||
2314 | 480,1920, 488,6016, 496,3968, 504,8064, 520,4160, 528,2112, 536,6208, 544,1088, |
||
2315 | 552,5184, 560,3136, 568,7232, 584,4672, 592,2624, 600,6720, 608,1600, 616,5696, |
||
2316 | 624,3648, 632,7744, 648,4416, 656,2368, 664,6464, 672,1344, 680,5440, 688,3392, |
||
2317 | 696,7488, 704,832, 712,4928, 720,2880, 728,6976, 736,1856, 744,5952, 752,3904, |
||
2318 | 760,8000, 776,4288, 784,2240, 792,6336, 800,1216, 808,5312, 816,3264, 824,7360, |
||
2319 | 840,4800, 848,2752, 856,6848, 864,1728, 872,5824, 880,3776, 888,7872, 904,4544, |
||
2320 | 912,2496, 920,6592, 928,1472, 936,5568, 944,3520, 952,7616, 968,5056, 976,3008, |
||
2321 | 984,7104, 992,1984, 1000,6080, 1008,4032, 1016,8128, 1032,4128, 1040,2080, |
||
2322 | 1048,6176, 1064,5152, 1072,3104, 1080,7200, 1096,4640, 1104,2592, 1112,6688, |
||
2323 | 1120,1568, 1128,5664, 1136,3616, 1144,7712, 1160,4384, 1168,2336, 1176,6432, |
||
2324 | 1184,1312, 1192,5408, 1200,3360, 1208,7456, 1224,4896, 1232,2848, 1240,6944, |
||
2325 | 1248,1824, 1256,5920, 1264,3872, 1272,7968, 1288,4256, 1296,2208, 1304,6304, |
||
2326 | 1320,5280, 1328,3232, 1336,7328, 1352,4768, 1360,2720, 1368,6816, 1376,1696, |
||
2327 | 1384,5792, 1392,3744, 1400,7840, 1416,4512, 1424,2464, 1432,6560, 1448,5536, |
||
2328 | 1456,3488, 1464,7584, 1480,5024, 1488,2976, 1496,7072, 1504,1952, 1512,6048, |
||
2329 | 1520,4000, 1528,8096, 1544,4192, 1552,2144, 1560,6240, 1576,5216, 1584,3168, |
||
2330 | 1592,7264, 1608,4704, 1616,2656, 1624,6752, 1640,5728, 1648,3680, 1656,7776, |
||
2331 | 1672,4448, 1680,2400, 1688,6496, 1704,5472, 1712,3424, 1720,7520, 1736,4960, |
||
2332 | 1744,2912, 1752,7008, 1760,1888, 1768,5984, 1776,3936, 1784,8032, 1800,4320, |
||
2333 | 1808,2272, 1816,6368, 1832,5344, 1840,3296, 1848,7392, 1864,4832, 1872,2784, |
||
2334 | 1880,6880, 1896,5856, 1904,3808, 1912,7904, 1928,4576, 1936,2528, 1944,6624, |
||
2335 | 1960,5600, 1968,3552, 1976,7648, 1992,5088, 2000,3040, 2008,7136, 2024,6112, |
||
2336 | 2032,4064, 2040,8160, 2056,4112, 2072,6160, 2088,5136, 2096,3088, 2104,7184, |
||
2337 | 2120,4624, 2128,2576, 2136,6672, 2152,5648, 2160,3600, 2168,7696, 2184,4368, |
||
2338 | 2192,2320, 2200,6416, 2216,5392, 2224,3344, 2232,7440, 2248,4880, 2256,2832, |
||
2339 | 2264,6928, 2280,5904, 2288,3856, 2296,7952, 2312,4240, 2328,6288, 2344,5264, |
||
2340 | 2352,3216, 2360,7312, 2376,4752, 2384,2704, 2392,6800, 2408,5776, 2416,3728, |
||
2341 | 2424,7824, 2440,4496, 2456,6544, 2472,5520, 2480,3472, 2488,7568, 2504,5008, |
||
2342 | 2512,2960, 2520,7056, 2536,6032, 2544,3984, 2552,8080, 2568,4176, 2584,6224, |
||
2343 | 2600,5200, 2608,3152, 2616,7248, 2632,4688, 2648,6736, 2664,5712, 2672,3664, |
||
2344 | 2680,7760, 2696,4432, 2712,6480, 2728,5456, 2736,3408, 2744,7504, 2760,4944, |
||
2345 | 2768,2896, 2776,6992, 2792,5968, 2800,3920, 2808,8016, 2824,4304, 2840,6352, |
||
2346 | 2856,5328, 2864,3280, 2872,7376, 2888,4816, 2904,6864, 2920,5840, 2928,3792, |
||
2347 | 2936,7888, 2952,4560, 2968,6608, 2984,5584, 2992,3536, 3000,7632, 3016,5072, |
||
2348 | |||
2349 | 3128,7216, 3144,4656, 3160,6704, 3176,5680, 3184,3632, 3192,7728, 3208,4400, |
||
2350 | 3224,6448, 3240,5424, 3248,3376, 3256,7472, 3272,4912, 3288,6960, 3304,5936, |
||
2351 | 3312,3888, 3320,7984, 3336,4272, 3352,6320, 3368,5296, 3384,7344, 3400,4784, |
||
2352 | 3416,6832, 3432,5808, 3440,3760, 3448,7856, 3464,4528, 3480,6576, 3496,5552, |
||
2353 | 3512,7600, 3528,5040, 3544,7088, 3560,6064, 3568,4016, 3576,8112, 3592,4208, |
||
2354 | 3608,6256, 3624,5232, 3640,7280, 3656,4720, 3672,6768, 3688,5744, 3704,7792, |
||
2355 | 3720,4464, 3736,6512, 3752,5488, 3768,7536, 3784,4976, 3800,7024, 3816,6000, |
||
2356 | 3824,3952, 3832,8048, 3848,4336, 3864,6384, 3880,5360, 3896,7408, 3912,4848, |
||
2357 | 3928,6896, 3944,5872, 3960,7920, 3976,4592, 3992,6640, 4008,5616, 4024,7664, |
||
2358 | 4040,5104, 4056,7152, 4072,6128, 4088,8176, 4120,6152, 4136,5128, 4152,7176, |
||
2359 | 4168,4616, 4184,6664, 4200,5640, 4216,7688, 4232,4360, 4248,6408, 4264,5384, |
||
2360 | 4280,7432, 4296,4872, 4312,6920, 4328,5896, 4344,7944, 4376,6280, 4392,5256, |
||
2361 | 4408,7304, 4424,4744, 4440,6792, 4456,5768, 4472,7816, 4504,6536, 4520,5512, |
||
2362 | 4536,7560, 4552,5000, 4568,7048, 4584,6024, 4600,8072, 4632,6216, 4648,5192, |
||
2363 | 4664,7240, 4696,6728, 4712,5704, 4728,7752, 4760,6472, 4776,5448, 4792,7496, |
||
2364 | 4808,4936, 4824,6984, 4840,5960, 4856,8008, 4888,6344, 4904,5320, 4920,7368, |
||
2365 | 4952,6856, 4968,5832, 4984,7880, 5016,6600, 5032,5576, 5048,7624, 5080,7112, |
||
2366 | 5096,6088, 5112,8136, 5144,6184, 5176,7208, 5208,6696, 5224,5672, 5240,7720, |
||
2367 | 5272,6440, 5288,5416, 5304,7464, 5336,6952, 5352,5928, 5368,7976, 5400,6312, |
||
2368 | 5432,7336, 5464,6824, 5480,5800, 5496,7848, 5528,6568, 5560,7592, 5592,7080, |
||
2369 | 5608,6056, 5624,8104, 5656,6248, 5688,7272, 5720,6760, 5752,7784, 5784,6504, |
||
2370 | 5816,7528, 5848,7016, 5864,5992, 5880,8040, 5912,6376, 5944,7400, 5976,6888, |
||
2371 | 6008,7912, 6040,6632, 6072,7656, 6104,7144, 6136,8168, 6200,7192, 6232,6680, |
||
2372 | 6264,7704, 6296,6424, 6328,7448, 6360,6936, 6392,7960, 6456,7320, 6488,6808, |
||
2373 | 6520,7832, 6584,7576, 6616,7064, 6648,8088, 6712,7256, 6776,7768, 6840,7512, |
||
2374 | 6872,7000, 6904,8024, 6968,7384, 7032,7896, 7096,7640, 7160,8152, 7288,7736, |
||
2375 | 7352,7480, 7416,7992, 7544,7864, 7672,8120, 7928,8056 |
||
2376 | }; |
||
2377 | |||
2378 | const uint16_t armBitRevIndexTable_fixed_2048[ARMBITREVINDEXTABLE_FIXED_2048_TABLE_LENGTH] = |
||
2379 | { |
||
2380 | //4x2, size 1984//radix 4, size 4032/** |
||
2381 | * \par |
||
2382 | * Example code for Floating-point RFFT Twiddle factors Generation: |
||
2383 | * \par |
||
2384 | * <pre>TW = exp(2*pi*i*[0:L/2-1]/L - pi/2*i).' </pre> |
||
2385 | * \par |
||
2386 | * Real and Imag values are in interleaved fashion |
||
2387 | *//** |
||
2388 | * \par |
||
2389 | * Example code for the generation of the floating-point sine table: |
||
2390 | * <pre> |
||
2391 | * tableSize = 512; |
||
2392 | * for(n = 0; n < (tableSize + 1); n++) |
||
2393 | * { |
||
2394 | * sinTable[n]=sin(2*pi*n/tableSize); |
||
2395 | * }</pre> |
||
2396 | * \par |
||
2397 | * where pi value is 3.14159265358979 |
||
2398 | */ |
||
2399 | |||
2400 | const float32_t sinTable_f32[FAST_MATH_TABLE_SIZE + 1] = { |
||
2401 | 0.00000000f, 0.01227154f, 0.02454123f, 0.03680722f, 0.04906767f, 0.06132074f, |
||
2402 | 0.07356456f, 0.08579731f, 0.09801714f, 0.11022221f, 0.12241068f, 0.13458071f, |
||
2403 | 0.14673047f, 0.15885814f, 0.17096189f, 0.18303989f, 0.19509032f, 0.20711138f, |
||
2404 | 0.21910124f, 0.23105811f, 0.24298018f, 0.25486566f, 0.26671276f, 0.27851969f, |
||
2405 | 0.29028468f, 0.30200595f, 0.31368174f, 0.32531029f, 0.33688985f, 0.34841868f, |
||
2406 | 0.35989504f, 0.37131719f, 0.38268343f, 0.39399204f, 0.40524131f, 0.41642956f, |
||
2407 | 0.42755509f, 0.43861624f, 0.44961133f, 0.46053871f, 0.47139674f, 0.48218377f, |
||
2408 | 0.49289819f, 0.50353838f, 0.51410274f, 0.52458968f, 0.53499762f, 0.54532499f, |
||
2409 | 0.55557023f, 0.56573181f, 0.57580819f, 0.58579786f, 0.59569930f, 0.60551104f, |
||
2410 | 0.61523159f, 0.62485949f, 0.63439328f, 0.64383154f, 0.65317284f, 0.66241578f, |
||
2411 | 0.67155895f, 0.68060100f, 0.68954054f, 0.69837625f, 0.70710678f, 0.71573083f, |
||
2412 | 0.72424708f, 0.73265427f, 0.74095113f, 0.74913639f, 0.75720885f, 0.76516727f, |
||
2413 | 0.77301045f, 0.78073723f, 0.78834643f, 0.79583690f, 0.80320753f, 0.81045720f, |
||
2414 | 0.81758481f, 0.82458930f, 0.83146961f, 0.83822471f, 0.84485357f, 0.85135519f, |
||
2415 | 0.85772861f, 0.86397286f, 0.87008699f, 0.87607009f, 0.88192126f, 0.88763962f, |
||
2416 | 0.89322430f, 0.89867447f, 0.90398929f, 0.90916798f, 0.91420976f, 0.91911385f, |
||
2417 | 0.92387953f, 0.92850608f, 0.93299280f, 0.93733901f, 0.94154407f, 0.94560733f, |
||
2418 | 0.94952818f, 0.95330604f, 0.95694034f, 0.96043052f, 0.96377607f, 0.96697647f, |
||
2419 | 0.97003125f, 0.97293995f, 0.97570213f, 0.97831737f, 0.98078528f, 0.98310549f, |
||
2420 | 0.98527764f, 0.98730142f, 0.98917651f, 0.99090264f, 0.99247953f, 0.99390697f, |
||
2421 | 0.99518473f, 0.99631261f, 0.99729046f, 0.99811811f, 0.99879546f, 0.99932238f, |
||
2422 | 0.99969882f, 0.99992470f, 1.00000000f, 0.99992470f, 0.99969882f, 0.99932238f, |
||
2423 | 0.99879546f, 0.99811811f, 0.99729046f, 0.99631261f, 0.99518473f, 0.99390697f, |
||
2424 | 0.99247953f, 0.99090264f, 0.98917651f, 0.98730142f, 0.98527764f, 0.98310549f, |
||
2425 | 0.98078528f, 0.97831737f, 0.97570213f, 0.97293995f, 0.97003125f, 0.96697647f, |
||
2426 | 0.96377607f, 0.96043052f, 0.95694034f, 0.95330604f, 0.94952818f, 0.94560733f, |
||
2427 | 0.94154407f, 0.93733901f, 0.93299280f, 0.92850608f, 0.92387953f, 0.91911385f, |
||
2428 | 0.91420976f, 0.90916798f, 0.90398929f, 0.89867447f, 0.89322430f, 0.88763962f, |
||
2429 | 0.88192126f, 0.87607009f, 0.87008699f, 0.86397286f, 0.85772861f, 0.85135519f, |
||
2430 | 0.84485357f, 0.83822471f, 0.83146961f, 0.82458930f, 0.81758481f, 0.81045720f, |
||
2431 | 0.80320753f, 0.79583690f, 0.78834643f, 0.78073723f, 0.77301045f, 0.76516727f, |
||
2432 | 0.75720885f, 0.74913639f, 0.74095113f, 0.73265427f, 0.72424708f, 0.71573083f, |
||
2433 | 0.70710678f, 0.69837625f, 0.68954054f, 0.68060100f, 0.67155895f, 0.66241578f, |
||
2434 | 0.65317284f, 0.64383154f, 0.63439328f, 0.62485949f, 0.61523159f, 0.60551104f, |
||
2435 | 0.59569930f, 0.58579786f, 0.57580819f, 0.56573181f, 0.55557023f, 0.54532499f, |
||
2436 | 0.53499762f, 0.52458968f, 0.51410274f, 0.50353838f, 0.49289819f, 0.48218377f, |
||
2437 | 0.47139674f, 0.46053871f, 0.44961133f, 0.43861624f, 0.42755509f, 0.41642956f, |
||
2438 | 0.40524131f, 0.39399204f, 0.38268343f, 0.37131719f, 0.35989504f, 0.34841868f, |
||
2439 | 0.33688985f, 0.32531029f, 0.31368174f, 0.30200595f, 0.29028468f, 0.27851969f, |
||
2440 | 0.26671276f, 0.25486566f, 0.24298018f, 0.23105811f, 0.21910124f, 0.20711138f, |
||
2441 | 0.19509032f, 0.18303989f, 0.17096189f, 0.15885814f, 0.14673047f, 0.13458071f, |
||
2442 | 0.12241068f, 0.11022221f, 0.09801714f, 0.08579731f, 0.07356456f, 0.06132074f, |
||
2443 | 0.04906767f, 0.03680722f, 0.02454123f, 0.01227154f, 0.00000000f, -0.01227154f, |
||
2444 | -0.02454123f, -0.03680722f, -0.04906767f, -0.06132074f, -0.07356456f, |
||
2445 | -0.08579731f, -0.09801714f, -0.11022221f, -0.12241068f, -0.13458071f, |
||
2446 | -0.14673047f, -0.15885814f, -0.17096189f, -0.18303989f, -0.19509032f, |
||
2447 | -0.20711138f, -0.21910124f, -0.23105811f, -0.24298018f, -0.25486566f, |
||
2448 | -0.26671276f, -0.27851969f, -0.29028468f, -0.30200595f, -0.31368174f, |
||
2449 | -0.32531029f, -0.33688985f, -0.34841868f, -0.35989504f, -0.37131719f, |
||
2450 | -0.38268343f, -0.39399204f, -0.40524131f, -0.41642956f, -0.42755509f, |
||
2451 | -0.43861624f, -0.44961133f, -0.46053871f, -0.47139674f, -0.48218377f, |
||
2452 | -0.49289819f, -0.50353838f, -0.51410274f, -0.52458968f, -0.53499762f, |
||
2453 | -0.54532499f, -0.55557023f, -0.56573181f, -0.57580819f, -0.58579786f, |
||
2454 | -0.59569930f, -0.60551104f, -0.61523159f, -0.62485949f, -0.63439328f, |
||
2455 | -0.64383154f, -0.65317284f, -0.66241578f, -0.67155895f, -0.68060100f, |
||
2456 | -0.68954054f, -0.69837625f, -0.70710678f, -0.71573083f, -0.72424708f, |
||
2457 | -0.73265427f, -0.74095113f, -0.74913639f, -0.75720885f, -0.76516727f, |
||
2458 | -0.77301045f, -0.78073723f, -0.78834643f, -0.79583690f, -0.80320753f, |
||
2459 | -0.81045720f, -0.81758481f, -0.82458930f, -0.83146961f, -0.83822471f, |
||
2460 | -0.84485357f, -0.85135519f, -0.85772861f, -0.86397286f, -0.87008699f, |
||
2461 | -0.87607009f, -0.88192126f, -0.88763962f, -0.89322430f, -0.89867447f, |
||
2462 | -0.90398929f, -0.90916798f, -0.91420976f, -0.91911385f, -0.92387953f, |
||
2463 | -0.92850608f, -0.93299280f, -0.93733901f, -0.94154407f, -0.94560733f, |
||
2464 | -0.94952818f, -0.95330604f, -0.95694034f, -0.96043052f, -0.96377607f, |
||
2465 | -0.96697647f, -0.97003125f, -0.97293995f, -0.97570213f, -0.97831737f, |
||
2466 | -0.98078528f, -0.98310549f, -0.98527764f, -0.98730142f, -0.98917651f, |
||
2467 | -0.99090264f, -0.99247953f, -0.99390697f, -0.99518473f, -0.99631261f, |
||
2468 | -0.99729046f, -0.99811811f, -0.99879546f, -0.99932238f, -0.99969882f, |
||
2469 | -0.99992470f, -1.00000000f, -0.99992470f, -0.99969882f, -0.99932238f, |
||
2470 | -0.99879546f, -0.99811811f, -0.99729046f, -0.99631261f, -0.99518473f, |
||
2471 | -0.99390697f, -0.99247953f, -0.99090264f, -0.98917651f, -0.98730142f, |
||
2472 | -0.98527764f, -0.98310549f, -0.98078528f, -0.97831737f, -0.97570213f, |
||
2473 | -0.97293995f, -0.97003125f, -0.96697647f, -0.96377607f, -0.96043052f, |
||
2474 | -0.95694034f, -0.95330604f, -0.94952818f, -0.94560733f, -0.94154407f, |
||
2475 | -0.93733901f, -0.93299280f, -0.92850608f, -0.92387953f, -0.91911385f, |
||
2476 | -0.91420976f, -0.90916798f, -0.90398929f, -0.89867447f, -0.89322430f, |
||
2477 | -0.88763962f, -0.88192126f, -0.87607009f, -0.87008699f, -0.86397286f, |
||
2478 | -0.85772861f, -0.85135519f, -0.84485357f, -0.83822471f, -0.83146961f, |
||
2479 | -0.82458930f, -0.81758481f, -0.81045720f, -0.80320753f, -0.79583690f, |
||
2480 | -0.78834643f, -0.78073723f, -0.77301045f, -0.76516727f, -0.75720885f, |
||
2481 | -0.74913639f, -0.74095113f, -0.73265427f, -0.72424708f, -0.71573083f, |
||
2482 | -0.70710678f, -0.69837625f, -0.68954054f, -0.68060100f, -0.67155895f, |
||
2483 | -0.66241578f, -0.65317284f, -0.64383154f, -0.63439328f, -0.62485949f, |
||
2484 | -0.61523159f, -0.60551104f, -0.59569930f, -0.58579786f, -0.57580819f, |
||
2485 | -0.56573181f, -0.55557023f, -0.54532499f, -0.53499762f, -0.52458968f, |
||
2486 | -0.51410274f, -0.50353838f, -0.49289819f, -0.48218377f, -0.47139674f, |
||
2487 | -0.46053871f, -0.44961133f, -0.43861624f, -0.42755509f, -0.41642956f, |
||
2488 | -0.40524131f, -0.39399204f, -0.38268343f, -0.37131719f, -0.35989504f, |
||
2489 | -0.34841868f, -0.33688985f, -0.32531029f, -0.31368174f, -0.30200595f, |
||
2490 | -0.29028468f, -0.27851969f, -0.26671276f, -0.25486566f, -0.24298018f, |
||
2491 | -0.23105811f, -0.21910124f, -0.20711138f, -0.19509032f, -0.18303989f, |
||
2492 | -0.17096189f, -0.15885814f, -0.14673047f, -0.13458071f, -0.12241068f, |
||
2493 | -0.11022221f, -0.09801714f, -0.08579731f, -0.07356456f, -0.06132074f, |
||
2494 | -0.04906767f, -0.03680722f, -0.02454123f, -0.01227154f, -0.00000000f |
||
2495 | }; |
||
2496 | |||
2497 | /** |
||
2498 | * \par |
||
2499 | * Table values are in Q31 (1.31 fixed-point format) and generation is done in |
||
2500 | * three steps. First, generate sin values in floating point: |
||
2501 | * <pre> |
||
2502 | * tableSize = 512; |
||
2503 | * for(n = 0; n < (tableSize + 1); n++) |
||
2504 | * { |
||
2505 | * sinTable[n]= sin(2*pi*n/tableSize); |
||
2506 | * } </pre> |
||
2507 | * where pi value is 3.14159265358979 |
||
2508 | * \par |
||
2509 | * Second, convert floating-point to Q31 (Fixed point): |
||
2510 | * (sinTable[i] * pow(2, 31)) |
||
2511 | * \par |
||
2512 | * Finally, round to the nearest integer value: |
||
2513 | * sinTable[i] += (sinTable[i] > 0 ? 0.5 :-0.5); |
||
2514 | */ |
||
2515 | const q31_t sinTable_q31[FAST_MATH_TABLE_SIZE + 1] = { |
||
2516 | 0x00000000, 0x01921D20, 0x03242ABF, 0x04B6195D, 0x0647D97C, 0x07D95B9E, |
||
2517 | 0x096A9049, 0x0AFB6805, 0x0C8BD35E, 0x0E1BC2E4, 0x0FAB272B, 0x1139F0CF, |
||
2518 | 0x12C8106F, 0x145576B1, 0x15E21445, 0x176DD9DE, 0x18F8B83C, 0x1A82A026, |
||
2519 | 0x1C0B826A, 0x1D934FE5, 0x1F19F97B, 0x209F701C, 0x2223A4C5, 0x23A6887F, |
||
2520 | 0x25280C5E, 0x26A82186, 0x2826B928, 0x29A3C485, 0x2B1F34EB, 0x2C98FBBA, |
||
2521 | 0x2E110A62, 0x2F875262, 0x30FBC54D, 0x326E54C7, 0x33DEF287, 0x354D9057, |
||
2522 | 0x36BA2014, 0x382493B0, 0x398CDD32, 0x3AF2EEB7, 0x3C56BA70, 0x3DB832A6, |
||
2523 | 0x3F1749B8, 0x4073F21D, 0x41CE1E65, 0x4325C135, 0x447ACD50, 0x45CD358F, |
||
2524 | 0x471CECE7, 0x4869E665, 0x49B41533, 0x4AFB6C98, 0x4C3FDFF4, 0x4D8162C4, |
||
2525 | 0x4EBFE8A5, 0x4FFB654D, 0x5133CC94, 0x5269126E, 0x539B2AF0, 0x54CA0A4B, |
||
2526 | 0x55F5A4D2, 0x571DEEFA, 0x5842DD54, 0x59646498, 0x5A82799A, 0x5B9D1154, |
||
2527 | 0x5CB420E0, 0x5DC79D7C, 0x5ED77C8A, 0x5FE3B38D, 0x60EC3830, 0x61F1003F, |
||
2528 | 0x62F201AC, 0x63EF3290, 0x64E88926, 0x65DDFBD3, 0x66CF8120, 0x67BD0FBD, |
||
2529 | 0x68A69E81, 0x698C246C, 0x6A6D98A4, 0x6B4AF279, 0x6C242960, 0x6CF934FC, |
||
2530 | 0x6DCA0D14, 0x6E96A99D, 0x6F5F02B2, 0x7023109A, 0x70E2CBC6, 0x719E2CD2, |
||
2531 | 0x72552C85, 0x7307C3D0, 0x73B5EBD1, 0x745F9DD1, 0x7504D345, 0x75A585CF, |
||
2532 | 0x7641AF3D, 0x76D94989, 0x776C4EDB, 0x77FAB989, 0x78848414, 0x7909A92D, |
||
2533 | 0x798A23B1, 0x7A05EEAD, 0x7A7D055B, 0x7AEF6323, 0x7B5D039E, 0x7BC5E290, |
||
2534 | 0x7C29FBEE, 0x7C894BDE, 0x7CE3CEB2, 0x7D3980EC, 0x7D8A5F40, 0x7DD6668F, |
||
2535 | 0x7E1D93EA, 0x7E5FE493, 0x7E9D55FC, 0x7ED5E5C6, 0x7F0991C4, 0x7F3857F6, |
||
2536 | 0x7F62368F, 0x7F872BF3, 0x7FA736B4, 0x7FC25596, 0x7FD8878E, 0x7FE9CBC0, |
||
2537 | 0x7FF62182, 0x7FFD885A, 0x7FFFFFFF, 0x7FFD885A, 0x7FF62182, 0x7FE9CBC0, |
||
2538 | 0x7FD8878E, 0x7FC25596, 0x7FA736B4, 0x7F872BF3, 0x7F62368F, 0x7F3857F6, |
||
2539 | 0x7F0991C4, 0x7ED5E5C6, 0x7E9D55FC, 0x7E5FE493, 0x7E1D93EA, 0x7DD6668F, |
||
2540 | 0x7D8A5F40, 0x7D3980EC, 0x7CE3CEB2, 0x7C894BDE, 0x7C29FBEE, 0x7BC5E290, |
||
2541 | 0x7B5D039E, 0x7AEF6323, 0x7A7D055B, 0x7A05EEAD, 0x798A23B1, 0x7909A92D, |
||
2542 | 0x78848414, 0x77FAB989, 0x776C4EDB, 0x76D94989, 0x7641AF3D, 0x75A585CF, |
||
2543 | 0x7504D345, 0x745F9DD1, 0x73B5EBD1, 0x7307C3D0, 0x72552C85, 0x719E2CD2, |
||
2544 | 0x70E2CBC6, 0x7023109A, 0x6F5F02B2, 0x6E96A99D, 0x6DCA0D14, 0x6CF934FC, |
||
2545 | 0x6C242960, 0x6B4AF279, 0x6A6D98A4, 0x698C246C, 0x68A69E81, 0x67BD0FBD, |
||
2546 | 0x66CF8120, 0x65DDFBD3, 0x64E88926, 0x63EF3290, 0x62F201AC, 0x61F1003F, |
||
2547 | 0x60EC3830, 0x5FE3B38D, 0x5ED77C8A, 0x5DC79D7C, 0x5CB420E0, 0x5B9D1154, |
||
2548 | 0x5A82799A, 0x59646498, 0x5842DD54, 0x571DEEFA, 0x55F5A4D2, 0x54CA0A4B, |
||
2549 | 0x539B2AF0, 0x5269126E, 0x5133CC94, 0x4FFB654D, 0x4EBFE8A5, 0x4D8162C4, |
||
2550 | 0x4C3FDFF4, 0x4AFB6C98, 0x49B41533, 0x4869E665, 0x471CECE7, 0x45CD358F, |
||
2551 | 0x447ACD50, 0x4325C135, 0x41CE1E65, 0x4073F21D, 0x3F1749B8, 0x3DB832A6, |
||
2552 | 0x3C56BA70, 0x3AF2EEB7, 0x398CDD32, 0x382493B0, 0x36BA2014, 0x354D9057, |
||
2553 | 0x33DEF287, 0x326E54C7, 0x30FBC54D, 0x2F875262, 0x2E110A62, 0x2C98FBBA, |
||
2554 | 0x2B1F34EB, 0x29A3C485, 0x2826B928, 0x26A82186, 0x25280C5E, 0x23A6887F, |
||
2555 | 0x2223A4C5, 0x209F701C, 0x1F19F97B, 0x1D934FE5, 0x1C0B826A, 0x1A82A026, |
||
2556 | 0x18F8B83C, 0x176DD9DE, 0x15E21445, 0x145576B1, 0x12C8106F, 0x1139F0CF, |
||
2557 | 0x0FAB272B, 0x0E1BC2E4, 0x0C8BD35E, 0x0AFB6805, 0x096A9049, 0x07D95B9E, |
||
2558 | 0x0647D97C, 0x04B6195D, 0x03242ABF, 0x01921D20, 0x00000000, 0xFE6DE2E0, |
||
2559 | 0xFCDBD541, 0xFB49E6A3, 0xF9B82684, 0xF826A462, 0xF6956FB7, 0xF50497FB, |
||
2560 | 0xF3742CA2, 0xF1E43D1C, 0xF054D8D5, 0xEEC60F31, 0xED37EF91, 0xEBAA894F, |
||
2561 | 0xEA1DEBBB, 0xE8922622, 0xE70747C4, 0xE57D5FDA, 0xE3F47D96, 0xE26CB01B, |
||
2562 | 0xE0E60685, 0xDF608FE4, 0xDDDC5B3B, 0xDC597781, 0xDAD7F3A2, 0xD957DE7A, |
||
2563 | 0xD7D946D8, 0xD65C3B7B, 0xD4E0CB15, 0xD3670446, 0xD1EEF59E, 0xD078AD9E, |
||
2564 | 0xCF043AB3, 0xCD91AB39, 0xCC210D79, 0xCAB26FA9, 0xC945DFEC, 0xC7DB6C50, |
||
2565 | 0xC67322CE, 0xC50D1149, 0xC3A94590, 0xC247CD5A, 0xC0E8B648, 0xBF8C0DE3, |
||
2566 | 0xBE31E19B, 0xBCDA3ECB, 0xBB8532B0, 0xBA32CA71, 0xB8E31319, 0xB796199B, |
||
2567 | 0xB64BEACD, 0xB5049368, 0xB3C0200C, 0xB27E9D3C, 0xB140175B, 0xB0049AB3, |
||
2568 | 0xAECC336C, 0xAD96ED92, 0xAC64D510, 0xAB35F5B5, 0xAA0A5B2E, 0xA8E21106, |
||
2569 | 0xA7BD22AC, 0xA69B9B68, 0xA57D8666, 0xA462EEAC, 0xA34BDF20, 0xA2386284, |
||
2570 | 0xA1288376, 0xA01C4C73, 0x9F13C7D0, 0x9E0EFFC1, 0x9D0DFE54, 0x9C10CD70, |
||
2571 | 0x9B1776DA, 0x9A22042D, 0x99307EE0, 0x9842F043, 0x9759617F, 0x9673DB94, |
||
2572 | 0x9592675C, 0x94B50D87, 0x93DBD6A0, 0x9306CB04, 0x9235F2EC, 0x91695663, |
||
2573 | 0x90A0FD4E, 0x8FDCEF66, 0x8F1D343A, 0x8E61D32E, 0x8DAAD37B, 0x8CF83C30, |
||
2574 | 0x8C4A142F, 0x8BA0622F, 0x8AFB2CBB, 0x8A5A7A31, 0x89BE50C3, 0x8926B677, |
||
2575 | 0x8893B125, 0x88054677, 0x877B7BEC, 0x86F656D3, 0x8675DC4F, 0x85FA1153, |
||
2576 | 0x8582FAA5, 0x85109CDD, 0x84A2FC62, 0x843A1D70, 0x83D60412, 0x8376B422, |
||
2577 | 0x831C314E, 0x82C67F14, 0x8275A0C0, 0x82299971, 0x81E26C16, 0x81A01B6D, |
||
2578 | 0x8162AA04, 0x812A1A3A, 0x80F66E3C, 0x80C7A80A, 0x809DC971, 0x8078D40D, |
||
2579 | 0x8058C94C, 0x803DAA6A, 0x80277872, 0x80163440, 0x8009DE7E, 0x800277A6, |
||
2580 | 0x80000000, 0x800277A6, 0x8009DE7E, 0x80163440, 0x80277872, 0x803DAA6A, |
||
2581 | 0x8058C94C, 0x8078D40D, 0x809DC971, 0x80C7A80A, 0x80F66E3C, 0x812A1A3A, |
||
2582 | 0x8162AA04, 0x81A01B6D, 0x81E26C16, 0x82299971, 0x8275A0C0, 0x82C67F14, |
||
2583 | 0x831C314E, 0x8376B422, 0x83D60412, 0x843A1D70, 0x84A2FC62, 0x85109CDD, |
||
2584 | 0x8582FAA5, 0x85FA1153, 0x8675DC4F, 0x86F656D3, 0x877B7BEC, 0x88054677, |
||
2585 | 0x8893B125, 0x8926B677, 0x89BE50C3, 0x8A5A7A31, 0x8AFB2CBB, 0x8BA0622F, |
||
2586 | 0x8C4A142F, 0x8CF83C30, 0x8DAAD37B, 0x8E61D32E, 0x8F1D343A, 0x8FDCEF66, |
||
2587 | 0x90A0FD4E, 0x91695663, 0x9235F2EC, 0x9306CB04, 0x93DBD6A0, 0x94B50D87, |
||
2588 | 0x9592675C, 0x9673DB94, 0x9759617F, 0x9842F043, 0x99307EE0, 0x9A22042D, |
||
2589 | 0x9B1776DA, 0x9C10CD70, 0x9D0DFE54, 0x9E0EFFC1, 0x9F13C7D0, 0xA01C4C73, |
||
2590 | 0xA1288376, 0xA2386284, 0xA34BDF20, 0xA462EEAC, 0xA57D8666, 0xA69B9B68, |
||
2591 | 0xA7BD22AC, 0xA8E21106, 0xAA0A5B2E, 0xAB35F5B5, 0xAC64D510, 0xAD96ED92, |
||
2592 | 0xAECC336C, 0xB0049AB3, 0xB140175B, 0xB27E9D3C, 0xB3C0200C, 0xB5049368, |
||
2593 | 0xB64BEACD, 0xB796199B, 0xB8E31319, 0xBA32CA71, 0xBB8532B0, 0xBCDA3ECB, |
||
2594 | 0xBE31E19B, 0xBF8C0DE3, 0xC0E8B648, 0xC247CD5A, 0xC3A94590, 0xC50D1149, |
||
2595 | 0xC67322CE, 0xC7DB6C50, 0xC945DFEC, 0xCAB26FA9, 0xCC210D79, 0xCD91AB39, |
||
2596 | 0xCF043AB3, 0xD078AD9E, 0xD1EEF59E, 0xD3670446, 0xD4E0CB15, 0xD65C3B7B, |
||
2597 | 0xD7D946D8, 0xD957DE7A, 0xDAD7F3A2, 0xDC597781, 0xDDDC5B3B, 0xDF608FE4, |
||
2598 | 0xE0E60685, 0xE26CB01B, 0xE3F47D96, 0xE57D5FDA, 0xE70747C4, 0xE8922622, |
||
2599 | 0xEA1DEBBB, 0xEBAA894F, 0xED37EF91, 0xEEC60F31, 0xF054D8D5, 0xF1E43D1C, |
||
2600 | 0xF3742CA2, 0xF50497FB, 0xF6956FB7, 0xF826A462, 0xF9B82684, 0xFB49E6A3, |
||
2601 | 0xFCDBD541, 0xFE6DE2E0, 0x00000000 |
||
2602 | }; |
||
2603 | |||
2604 | /** |
||
2605 | * \par |
||
2606 | * Table values are in Q15 (1.15 fixed-point format) and generation is done in |
||
2607 | * three steps. First, generate sin values in floating point: |
||
2608 | * <pre> |
||
2609 | * tableSize = 512; |
||
2610 | * for(n = 0; n < (tableSize + 1); n++) |
||
2611 | * { |
||
2612 | * sinTable[n]= sin(2*pi*n/tableSize); |
||
2613 | * } </pre> |
||
2614 | * where pi value is 3.14159265358979 |
||
2615 | * \par |
||
2616 | * Second, convert floating-point to Q15 (Fixed point): |
||
2617 | * (sinTable[i] * pow(2, 15)) |
||
2618 | * \par |
||
2619 | * Finally, round to the nearest integer value: |
||
2620 | * sinTable[i] += (sinTable[i] > 0 ? 0.5 :-0.5); |
||
2621 | */ |
||
2622 | const q15_t sinTable_q15[FAST_MATH_TABLE_SIZE + 1] = { |
||
2623 | 0x0000, 0x0192, 0x0324, 0x04B6, 0x0648, 0x07D9, 0x096B, 0x0AFB, 0x0C8C, 0x0E1C, 0x0FAB, 0x113A, 0x12C8, |
||
2624 | 0x1455, 0x15E2, 0x176E, 0x18F9, 0x1A83, 0x1C0C, 0x1D93, 0x1F1A, 0x209F, 0x2224, 0x23A7, 0x2528, 0x26A8, |
||
2625 | 0x2827, 0x29A4, 0x2B1F, 0x2C99, 0x2E11, 0x2F87, 0x30FC, 0x326E, 0x33DF, 0x354E, 0x36BA, 0x3825, 0x398D, |
||
2626 | 0x3AF3, 0x3C57, 0x3DB8, 0x3F17, 0x4074, 0x41CE, 0x4326, 0x447B, 0x45CD, 0x471D, 0x486A, 0x49B4, 0x4AFB, |
||
2627 | 0x4C40, 0x4D81, 0x4EC0, 0x4FFB, 0x5134, 0x5269, 0x539B, 0x54CA, 0x55F6, 0x571E, 0x5843, 0x5964, 0x5A82, |
||
2628 | 0x5B9D, 0x5CB4, 0x5DC8, 0x5ED7, 0x5FE4, 0x60EC, 0x61F1, 0x62F2, 0x63EF, 0x64E9, 0x65DE, 0x66D0, 0x67BD, |
||
2629 | 0x68A7, 0x698C, 0x6A6E, 0x6B4B, 0x6C24, 0x6CF9, 0x6DCA, 0x6E97, 0x6F5F, 0x7023, 0x70E3, 0x719E, 0x7255, |
||
2630 | 0x7308, 0x73B6, 0x7460, 0x7505, 0x75A6, 0x7642, 0x76D9, 0x776C, 0x77FB, 0x7885, 0x790A, 0x798A, 0x7A06, |
||
2631 | 0x7A7D, 0x7AEF, 0x7B5D, 0x7BC6, 0x7C2A, 0x7C89, 0x7CE4, 0x7D3A, 0x7D8A, 0x7DD6, 0x7E1E, 0x7E60, 0x7E9D, |
||
2632 | 0x7ED6, 0x7F0A, 0x7F38, 0x7F62, 0x7F87, 0x7FA7, 0x7FC2, 0x7FD9, 0x7FEA, 0x7FF6, 0x7FFE, 0x7FFF, 0x7FFE, |
||
2633 | 0x7FF6, 0x7FEA, 0x7FD9, 0x7FC2, 0x7FA7, 0x7F87, 0x7F62, 0x7F38, 0x7F0A, 0x7ED6, 0x7E9D, 0x7E60, 0x7E1E, |
||
2634 | 0x7DD6, 0x7D8A, 0x7D3A, 0x7CE4, 0x7C89, 0x7C2A, 0x7BC6, 0x7B5D, 0x7AEF, 0x7A7D, 0x7A06, 0x798A, 0x790A, |
||
2635 | 0x7885, 0x77FB, 0x776C, 0x76D9, 0x7642, 0x75A6, 0x7505, 0x7460, 0x73B6, 0x7308, 0x7255, 0x719E, 0x70E3, |
||
2636 | 0x7023, 0x6F5F, 0x6E97, 0x6DCA, 0x6CF9, 0x6C24, 0x6B4B, 0x6A6E, 0x698C, 0x68A7, 0x67BD, 0x66D0, 0x65DE, |
||
2637 | 0x64E9, 0x63EF, 0x62F2, 0x61F1, 0x60EC, 0x5FE4, 0x5ED7, 0x5DC8, 0x5CB4, 0x5B9D, 0x5A82, 0x5964, 0x5843, |
||
2638 | 0x571E, 0x55F6, 0x54CA, 0x539B, 0x5269, 0x5134, 0x4FFB, 0x4EC0, 0x4D81, 0x4C40, 0x4AFB, 0x49B4, 0x486A, |
||
2639 | 0x471D, 0x45CD, 0x447B, 0x4326, 0x41CE, 0x4074, 0x3F17, 0x3DB8, 0x3C57, 0x3AF3, 0x398D, 0x3825, 0x36BA, |
||
2640 | 0x354E, 0x33DF, 0x326E, 0x30FC, 0x2F87, 0x2E11, 0x2C99, 0x2B1F, 0x29A4, 0x2827, 0x26A8, 0x2528, 0x23A7, |
||
2641 | 0x2224, 0x209F, 0x1F1A, 0x1D93, 0x1C0C, 0x1A83, 0x18F9, 0x176E, 0x15E2, 0x1455, 0x12C8, 0x113A, 0x0FAB, |
||
2642 | 0x0E1C, 0x0C8C, 0x0AFB, 0x096B, 0x07D9, 0x0648, 0x04B6, 0x0324, 0x0192, 0x0000, 0xFE6E, 0xFCDC, 0xFB4A, |
||
2643 | 0xF9B8, 0xF827, 0xF695, 0xF505, 0xF374, 0xF1E4, 0xF055, 0xEEC6, 0xED38, 0xEBAB, 0xEA1E, 0xE892, 0xE707, |
||
2644 | 0xE57D, 0xE3F4, 0xE26D, 0xE0E6, 0xDF61, 0xDDDC, 0xDC59, 0xDAD8, 0xD958, 0xD7D9, 0xD65C, 0xD4E1, 0xD367, |
||
2645 | 0xD1EF, 0xD079, 0xCF04, 0xCD92, 0xCC21, 0xCAB2, 0xC946, 0xC7DB, 0xC673, 0xC50D, 0xC3A9, 0xC248, 0xC0E9, |
||
2646 | 0xBF8C, 0xBE32, 0xBCDA, 0xBB85, 0xBA33, 0xB8E3, 0xB796, 0xB64C, 0xB505, 0xB3C0, 0xB27F, 0xB140, 0xB005, |
||
2647 | 0xAECC, 0xAD97, 0xAC65, 0xAB36, 0xAA0A, 0xA8E2, 0xA7BD, 0xA69C, 0xA57E, 0xA463, 0xA34C, 0xA238, 0xA129, |
||
2648 | 0xA01C, 0x9F14, 0x9E0F, 0x9D0E, 0x9C11, 0x9B17, 0x9A22, 0x9930, 0x9843, 0x9759, 0x9674, 0x9592, 0x94B5, |
||
2649 | 0x93DC, 0x9307, 0x9236, 0x9169, 0x90A1, 0x8FDD, 0x8F1D, 0x8E62, 0x8DAB, 0x8CF8, 0x8C4A, 0x8BA0, 0x8AFB, |
||
2650 | 0x8A5A, 0x89BE, 0x8927, 0x8894, 0x8805, 0x877B, 0x86F6, 0x8676, 0x85FA, 0x8583, 0x8511, 0x84A3, 0x843A, |
||
2651 | 0x83D6, 0x8377, 0x831C, 0x82C6, 0x8276, 0x822A, 0x81E2, 0x81A0, 0x8163, 0x812A, 0x80F6, 0x80C8, 0x809E, |
||
2652 | 0x8079, 0x8059, 0x803E, 0x8027, 0x8016, 0x800A, 0x8002, 0x8000, 0x8002, 0x800A, 0x8016, 0x8027, 0x803E, |
||
2653 | 0x8059, 0x8079, 0x809E, 0x80C8, 0x80F6, 0x812A, 0x8163, 0x81A0, 0x81E2, 0x822A, 0x8276, 0x82C6, 0x831C, |
||
2654 | 0x8377, 0x83D6, 0x843A, 0x84A3, 0x8511, 0x8583, 0x85FA, 0x8676, 0x86F6, 0x877B, 0x8805, 0x8894, 0x8927, |
||
2655 | 0x89BE, 0x8A5A, 0x8AFB, 0x8BA0, 0x8C4A, 0x8CF8, 0x8DAB, 0x8E62, 0x8F1D, 0x8FDD, 0x90A1, 0x9169, 0x9236, |
||
2656 | 0x9307, 0x93DC, 0x94B5, 0x9592, 0x9674, 0x9759, 0x9843, 0x9930, 0x9A22, 0x9B17, 0x9C11, 0x9D0E, 0x9E0F, |
||
2657 | 0x9F14, 0xA01C, 0xA129, 0xA238, 0xA34C, 0xA463, 0xA57E, 0xA69C, 0xA7BD, 0xA8E2, 0xAA0A, 0xAB36, 0xAC65, |
||
2658 | 0xAD97, 0xAECC, 0xB005, 0xB140, 0xB27F, 0xB3C0, 0xB505, 0xB64C, 0xB796, 0xB8E3, 0xBA33, 0xBB85, 0xBCDA, |
||
2659 | 0xBE32, 0xBF8C, 0xC0E9, 0xC248, 0xC3A9, 0xC50D, 0xC673, 0xC7DB, 0xC946, 0xCAB2, 0xCC21, 0xCD92, 0xCF04, |
||
2660 | 0xD079, 0xD1EF, 0xD367, 0xD4E1, 0xD65C, 0xD7D9, 0xD958, 0xDAD8, 0xDC59, 0xDDDC, 0xDF61, 0xE0E6, 0xE26D, |
||
2661 | 0xE3F4, 0xE57D, 0xE707, 0xE892, 0xEA1E, 0xEBAB, 0xED38, 0xEEC6, 0xF055, 0xF1E4, 0xF374, 0xF505, 0xF695, |
||
2662 | 0xF827, 0xF9B8, 0xFB4A, 0xFCDC, 0xFE6E, 0x0000 |
||
2663 | }; |
||
2664 | |||
2665 |