CMSIS-DSP
Version 1.10.0
CMSIS DSP Software Library
|
Variables | |
const uint16_t | armBitRevTable [1024] |
Table for bit reversal process. More... | |
const uint64_t | twiddleCoefF64_16 [32] |
Double Precision Floating-point Twiddle factors Table Generation. More... | |
const uint64_t | twiddleCoefF64_32 [64] |
const uint64_t | twiddleCoefF64_64 [128] |
const uint64_t | twiddleCoefF64_128 [256] |
const uint64_t | twiddleCoefF64_256 [512] |
const uint64_t | twiddleCoefF64_512 [1024] |
const uint64_t | twiddleCoefF64_1024 [2048] |
const uint64_t | twiddleCoefF64_2048 [4096] |
const uint64_t | twiddleCoefF64_4096 [8192] |
const float32_t | twiddleCoef_16 [32] |
const float32_t | twiddleCoef_32 [64] |
const float32_t | twiddleCoef_64 [128] |
const float32_t | twiddleCoef_128 [256] |
const float32_t | twiddleCoef_256 [512] |
const float32_t | twiddleCoef_512 [1024] |
const float32_t | twiddleCoef_1024 [2048] |
const float32_t | twiddleCoef_2048 [4096] |
const float32_t | twiddleCoef_4096 [8192] |
const q31_t | twiddleCoef_16_q31 [24] |
Q31 Twiddle factors Table. More... | |
const q31_t | twiddleCoef_32_q31 [48] |
const q31_t | twiddleCoef_64_q31 [96] |
const q31_t | twiddleCoef_128_q31 [192] |
const q31_t | twiddleCoef_256_q31 [384] |
const q31_t | twiddleCoef_512_q31 [768] |
const q31_t | twiddleCoef_1024_q31 [1536] |
const q31_t | twiddleCoef_2048_q31 [3072] |
const q31_t | twiddleCoef_4096_q31 [6144] |
const q15_t | twiddleCoef_16_q15 [24] |
q15 Twiddle factors Table More... | |
const q15_t | twiddleCoef_32_q15 [48] |
const q15_t | twiddleCoef_64_q15 [96] |
const q15_t | twiddleCoef_128_q15 [192] |
const q15_t | twiddleCoef_256_q15 [384] |
const q15_t | twiddleCoef_512_q15 [768] |
const q15_t | twiddleCoef_1024_q15 [1536] |
const q15_t | twiddleCoef_2048_q15 [3072] |
const q15_t | twiddleCoef_4096_q15 [6144] |
const float16_t | twiddleCoefF16_16 [32] |
Floating-point Twiddle factors Table Generation. More... | |
const float16_t | twiddleCoefF16_32 [64] |
const float16_t | twiddleCoefF16_64 [128] |
const float16_t | twiddleCoefF16_128 [256] |
const float16_t | twiddleCoefF16_256 [512] |
const float16_t | twiddleCoefF16_512 [1024] |
const float16_t | twiddleCoefF16_1024 [2048] |
const float16_t | twiddleCoefF16_2048 [4096] |
const float16_t | twiddleCoefF16_4096 [8192] |
const float16_t | twiddleCoefF16_rfft_32 [32] |
const float16_t | twiddleCoefF16_rfft_64 [64] |
const float16_t | twiddleCoefF16_rfft_128 [128] |
const float16_t | twiddleCoefF16_rfft_256 [256] |
const float16_t | twiddleCoefF16_rfft_512 [512] |
const float16_t | twiddleCoefF16_rfft_1024 [1024] |
const float16_t | twiddleCoefF16_rfft_2048 [2048] |
const float16_t | twiddleCoefF16_rfft_4096 [4096] |
const uint16_t armBitRevTable[1024] |
for (l = 1; l <= N/4; l++) { for (i = 0; i< logN2; i++) { a[i] = l & (1 << i); } for (j = 0; j < logN2; j++) { if (a[j] != 0) y[l] += (1 << ((logN2 - 1) - j)); } y[l] = y[l] >> 1; }
const float32_t twiddleCoef_1024[2048] |
for (i = 0; i< N/; i++) { twiddleCoef[2*i] = cos(i * 2*PI/(float)N); twiddleCoef[2*i+1] = sin(i * 2*PI/(float)N); }
const q15_t twiddleCoef_1024_q15[1536] |
for (i = 0; i< 3N/4; i++) { twiddleCoefq15[2*i] = cos(i * 2*PI/(float)N); twiddleCoefq15[2*i+1] = sin(i * 2*PI/(float)N); }
const q31_t twiddleCoef_1024_q31[1536] |
for (i = 0; i< 3N/4; i++) { twiddleCoefQ31[2*i] = cos(i * 2*PI/(float)N); twiddleCoefQ31[2*i+1] = sin(i * 2*PI/(float)N); }
const float32_t twiddleCoef_128[256] |
for (i = 0; i< N/; i++) { twiddleCoef[2*i] = cos(i * 2*PI/(float)N); twiddleCoef[2*i+1] = sin(i * 2*PI/(float)N); }
const q15_t twiddleCoef_128_q15[192] |
for (i = 0; i< 3N/4; i++) { twiddleCoefq15[2*i] = cos(i * 2*PI/(float)N); twiddleCoefq15[2*i+1] = sin(i * 2*PI/(float)N); }
const q31_t twiddleCoef_128_q31[192] |
for (i = 0; i < 3N/4; i++) { twiddleCoefQ31[2*i] = cos(i * 2*PI/(float)N); twiddleCoefQ31[2*i+1] = sin(i * 2*PI/(float)N); }
const float32_t twiddleCoef_16[32] |
for (i = 0; i < N/; i++) { twiddleCoef[2*i] = cos(i * 2*PI/(float)N); twiddleCoef[2*i+1] = sin(i * 2*PI/(float)N); }
const q15_t twiddleCoef_16_q15[24] |
fori = 0; i< 3N/4; i++) { twiddleCoefq15[2*i] = cos(i * 2*PI/(float)N); twiddleCoefq15[2*i+1] = sin(i * 2*PI/(float)N); }
const q31_t twiddleCoef_16_q31[24] |
for(i = 0; i< 3N/4; i++) { twiddleCoefQ31[2*i] = cos(i * 2*PI/(float)N); twiddleCoefQ31[2*i+1] = sin(i * 2*PI/(float)N); }
const float32_t twiddleCoef_2048[4096] |
for (i = 0; i< N/; i++) { twiddleCoef[2*i] = cos(i * 2*PI/(float)N); twiddleCoef[2*i+1] = sin(i * 2*PI/(float)N); }
const q15_t twiddleCoef_2048_q15[3072] |
for (i = 0; i< 3N/4; i++) { twiddleCoefq15[2*i] = cos(i * 2*PI/(float)N); twiddleCoefq15[2*i+1] = sin(i * 2*PI/(float)N); }
const q31_t twiddleCoef_2048_q31[3072] |
for (i = 0; i< 3N/4; i++) { twiddleCoefQ31[2*i] = cos(i * 2*PI/(float)N); twiddleCoefQ31[2*i+1] = sin(i * 2*PI/(float)N); }
const float32_t twiddleCoef_256[512] |
for(i = 0; i< N/; i++) { twiddleCoef[2*i] = cos(i * 2*PI/(float)N); twiddleCoef[2*i+1] = sin(i * 2*PI/(float)N); }
const q15_t twiddleCoef_256_q15[384] |
for (i = 0; i< 3N/4; i++) { twiddleCoefq15[2*i] = cos(i * 2*PI/(float)N); twiddleCoefq15[2*i+1] = sin(i * 2*PI/(float)N); }
const q31_t twiddleCoef_256_q31[384] |
for (i = 0; i< 3N/4; i++) { twiddleCoefQ31[2*i] = cos(i * 2*PI/(float)N); twiddleCoefQ31[2*i+1] = sin(i * 2*PI/(float)N); }
const float32_t twiddleCoef_32[64] |
for (i = 0; i< N/; i++) { twiddleCoef[2*i] = cos(i * 2*PI/(float)N); twiddleCoef[2*i+1] = sin(i * 2*PI/(float)N); }
const q15_t twiddleCoef_32_q15[48] |
for (i = 0; i< 3N/4; i++) { twiddleCoefq15[2*i] = cos(i * 2*PI/(float)N); twiddleCoefq15[2*i+1] = sin(i * 2*PI/(float)N); }
const q31_t twiddleCoef_32_q31[48] |
for (i = 0; i< 3N/4; i++) { twiddleCoefQ31[2*i] = cos(i * 2*PI/(float)N); twiddleCoefQ31[2*i+1] = sin(i * 2*PI/(float)N); }
const float32_t twiddleCoef_4096[8192] |
for (i = 0; i< N/; i++) { twiddleCoef[2*i] = cos(i * 2*PI/(float)N); twiddleCoef[2*i+1] = sin(i * 2*PI/(float)N); }
const q15_t twiddleCoef_4096_q15[6144] |
for (i = 0; i< 3N/4; i++) { twiddleCoefq15[2*i] = cos(i * 2*PI/(float)N); twiddleCoefq15[2*i+1] = sin(i * 2*PI/(float)N); }
const q31_t twiddleCoef_4096_q31[6144] |
for (i = 0; i< 3N/4; i++) { twiddleCoefQ31[2*i] = cos(i * 2*PI/(float)N); twiddleCoefQ31[2*i+1] = sin(i * 2*PI/(float)N); }
const float32_t twiddleCoef_512[1024] |
for (i = 0; i< N/; i++) { twiddleCoef[2*i] = cos(i * 2*PI/(float)N); twiddleCoef[2*i+1] = sin(i * 2*PI/(float)N); }
const q15_t twiddleCoef_512_q15[768] |
for (i = 0; i< 3N/4; i++) { twiddleCoefq15[2*i] = cos(i * 2*PI/(float)N); twiddleCoefq15[2*i+1] = sin(i * 2*PI/(float)N); }
const q31_t twiddleCoef_512_q31[768] |
for (i = 0; i< 3N/4; i++) { twiddleCoefQ31[2*i] = cos(i * 2*PI/(float)N); twiddleCoefQ31[2*i+1] = sin(i * 2*PI/(float)N); }
const float32_t twiddleCoef_64[128] |
for(i = 0; i < N/; i++) { twiddleCoef[2*i] = cos(i * 2*PI/(float)N); twiddleCoef[2*i+1] = sin(i * 2*PI/(float)N); }
const q15_t twiddleCoef_64_q15[96] |
for (i = 0; i< 3N/4; i++) { twiddleCoefq15[2*i] = cos(i * 2*PI/(float)N); twiddleCoefq15[2*i+1] = sin(i * 2*PI/(float)N); }
const q31_t twiddleCoef_64_q31[96] |
for (i = 0; i< 3N/4; i++) { twiddleCoefQ31[2*i] = cos(i * 2*PI/(float)N); twiddleCoefQ31[2*i+1] = sin(i * 2*PI/(float)N); }
const float16_t twiddleCoefF16_1024[2048] |
for(i = 0; i< N/; i++) { twiddleCoef[2*i]= cos(i * 2*PI/(float)N); twiddleCoef[2*i+1]= sin(i * 2*PI/(float)N); }
const float16_t twiddleCoefF16_128[256] |
for(i = 0; i< N/; i++) { twiddleCoef[2*i]= cos(i * 2*PI/(float)N); twiddleCoef[2*i+1]= sin(i * 2*PI/(float)N); }
const float16_t twiddleCoefF16_16[32] |
for(i = 0; i< N/; i++) { twiddleCoef[2*i]= cos(i * 2*PI/(float)N); twiddleCoef[2*i+1]= sin(i * 2*PI/(float)N); }
const float16_t twiddleCoefF16_2048[4096] |
for(i = 0; i< N/; i++) { twiddleCoef[2*i]= cos(i * 2*PI/(float)N); twiddleCoef[2*i+1]= sin(i * 2*PI/(float)N); }
const float16_t twiddleCoefF16_256[512] |
for(i = 0; i< N/; i++) { twiddleCoef[2*i]= cos(i * 2*PI/(float)N); twiddleCoef[2*i+1]= sin(i * 2*PI/(float)N); }
const float16_t twiddleCoefF16_32[64] |
for(i = 0; i< N/; i++) { twiddleCoef[2*i]= cos(i * 2*PI/(float)N); twiddleCoef[2*i+1]= sin(i * 2*PI/(float)N); }
const float16_t twiddleCoefF16_4096[8192] |
for(i = 0; i< N/; i++) { twiddleCoef[2*i]= cos(i * 2*PI/(float)N); twiddleCoef[2*i+1]= sin(i * 2*PI/(float)N); }
const float16_t twiddleCoefF16_512[1024] |
for(i = 0; i< N/; i++) { twiddleCoef[2*i]= cos(i * 2*PI/(float)N); twiddleCoef[2*i+1]= sin(i * 2*PI/(float)N); }
const float16_t twiddleCoefF16_64[128] |
for(i = 0; i< N/; i++) { twiddleCoef[2*i]= cos(i * 2*PI/(float)N); twiddleCoef[2*i+1]= sin(i * 2*PI/(float)N); }
const float16_t twiddleCoefF16_rfft_1024[1024] |
const float16_t twiddleCoefF16_rfft_128[128] |
const float16_t twiddleCoefF16_rfft_2048[2048] |
const float16_t twiddleCoefF16_rfft_256[256] |
const float16_t twiddleCoefF16_rfft_32[32] |
TW = exp(pi/2*i-2*pi*i*[0:L/2-1]/L).'
const float16_t twiddleCoefF16_rfft_4096[4096] |
const float16_t twiddleCoefF16_rfft_512[512] |
const float16_t twiddleCoefF16_rfft_64[64] |
const uint64_t twiddleCoefF64_1024[2048] |
for (i = 0; i< N/; i++) { twiddleCoef[2*i] = cos(i * 2*PI/(float)N); twiddleCoef[2*i+1] = sin(i * 2*PI/(float)N); }
const uint64_t twiddleCoefF64_128[256] |
for (i = 0; i< N/; i++) { twiddleCoef[2*i] = cos(i * 2*PI/(float)N); twiddleCoef[2*i+1] = sin(i * 2*PI/(float)N); }
const uint64_t twiddleCoefF64_16[32] |
for (i = 0; i < N/; i++) { twiddleCoef[2*i] = cos(i * 2*PI/(double)N); twiddleCoef[2*i+1] = sin(i * 2*PI/(double)N); }
const uint64_t twiddleCoefF64_2048[4096] |
for (i = 0; i< N/; i++) { twiddleCoef[2*i] = cos(i * 2*PI/(float)N); twiddleCoef[2*i+1] = sin(i * 2*PI/(float)N); }
const uint64_t twiddleCoefF64_256[512] |
for(i = 0; i< N/; i++) { twiddleCoef[2*i] = cos(i * 2*PI/(float)N); twiddleCoef[2*i+1] = sin(i * 2*PI/(float)N); }
const uint64_t twiddleCoefF64_32[64] |
for (i = 0; i< N/; i++) { twiddleCoef[2*i] = cos(i * 2*PI/N); twiddleCoef[2*i+1] = sin(i * 2*PI/N); }
const uint64_t twiddleCoefF64_4096[8192] |
for (i = 0; i< N/; i++) { twiddleCoef[2*i] = cos(i * 2*PI/(float)N); twiddleCoef[2*i+1] = sin(i * 2*PI/(float)N); }
const uint64_t twiddleCoefF64_512[1024] |
for (i = 0; i< N/; i++) { twiddleCoef[2*i] = cos(i * 2*PI/(float)N); twiddleCoef[2*i+1] = sin(i * 2*PI/(float)N); }
const uint64_t twiddleCoefF64_64[128] |
for(i = 0; i < N/; i++) { twiddleCoef[2*i] = cos(i * 2*PI/(float)N); twiddleCoef[2*i+1] = sin(i * 2*PI/(float)N); }