Functions | |
arm_status | arm_cfft_init_4096_q15 (arm_cfft_instance_q15 *S) |
Initialization function for the cfft q15 function for 4096 samples. | |
arm_status | arm_cfft_init_2048_q15 (arm_cfft_instance_q15 *S) |
Initialization function for the cfft q15 function for 2048 samples. | |
arm_status | arm_cfft_init_1024_q15 (arm_cfft_instance_q15 *S) |
Initialization function for the cfft q15 function for 1024 samples. | |
arm_status | arm_cfft_init_512_q15 (arm_cfft_instance_q15 *S) |
Initialization function for the cfft q15 function for 512 samples. | |
arm_status | arm_cfft_init_256_q15 (arm_cfft_instance_q15 *S) |
Initialization function for the cfft q15 function for 256 samples. | |
arm_status | arm_cfft_init_128_q15 (arm_cfft_instance_q15 *S) |
Initialization function for the cfft q15 function for 128 samples. | |
arm_status | arm_cfft_init_64_q15 (arm_cfft_instance_q15 *S) |
Initialization function for the cfft q15 function for 64 samples. | |
arm_status | arm_cfft_init_32_q15 (arm_cfft_instance_q15 *S) |
Initialization function for the cfft q15 function for 32 samples. | |
arm_status | arm_cfft_init_16_q15 (arm_cfft_instance_q15 *S) |
Initialization function for the cfft q15 function for 16 samples. | |
arm_status | arm_cfft_init_q15 (arm_cfft_instance_q15 *S, uint16_t fftLen) |
Generic initialization function for the cfft q15 function. | |
void | arm_cfft_q15 (const arm_cfft_instance_q15 *S, q15_t *p1, uint8_t ifftFlag, uint8_t bitReverseFlag) |
Processing function for Q15 complex FFT. | |
arm_status arm_cfft_init_1024_q15 | ( | arm_cfft_instance_q15 * | S | ) |
Initialization function for the cfft q15 function for 1024 samples.
[in,out] | S | points to an instance of the floating-point CFFT structure |
arm_status arm_cfft_init_128_q15 | ( | arm_cfft_instance_q15 * | S | ) |
Initialization function for the cfft q15 function for 128 samples.
[in,out] | S | points to an instance of the floating-point CFFT structure |
arm_status arm_cfft_init_16_q15 | ( | arm_cfft_instance_q15 * | S | ) |
Initialization function for the cfft q15 function for 16 samples.
[in,out] | S | points to an instance of the floating-point CFFT structure |
arm_status arm_cfft_init_2048_q15 | ( | arm_cfft_instance_q15 * | S | ) |
Initialization function for the cfft q15 function for 2048 samples.
[in,out] | S | points to an instance of the floating-point CFFT structure |
arm_status arm_cfft_init_256_q15 | ( | arm_cfft_instance_q15 * | S | ) |
Initialization function for the cfft q15 function for 256 samples.
[in,out] | S | points to an instance of the floating-point CFFT structure |
arm_status arm_cfft_init_32_q15 | ( | arm_cfft_instance_q15 * | S | ) |
Initialization function for the cfft q15 function for 32 samples.
[in,out] | S | points to an instance of the floating-point CFFT structure |
arm_status arm_cfft_init_4096_q15 | ( | arm_cfft_instance_q15 * | S | ) |
Initialization function for the cfft q15 function for 4096 samples.
[in,out] | S | points to an instance of the floating-point CFFT structure |
arm_status arm_cfft_init_512_q15 | ( | arm_cfft_instance_q15 * | S | ) |
Initialization function for the cfft q15 function for 512 samples.
[in,out] | S | points to an instance of the floating-point CFFT structure |
arm_status arm_cfft_init_64_q15 | ( | arm_cfft_instance_q15 * | S | ) |
Initialization function for the cfft q15 function for 64 samples.
[in,out] | S | points to an instance of the floating-point CFFT structure |
arm_status arm_cfft_init_q15 | ( | arm_cfft_instance_q15 * | S, |
uint16_t | fftLen | ||
) |
Generic initialization function for the cfft q15 function.
[in,out] | S | points to an instance of the floating-point CFFT structure |
[in] | fftLen | fft length (number of complex samples) |
void arm_cfft_q15 | ( | const arm_cfft_instance_q15 * | S, |
q15_t * | p1, | ||
uint8_t | ifftFlag, | ||
uint8_t | bitReverseFlag | ||
) |
Processing function for Q15 complex FFT.
[in] | S | points to an instance of Q15 CFFT structure |
[in,out] | p1 | points to the complex data buffer of size 2*fftLen . Processing occurs in-place |
[in] | ifftFlag | flag that selects transform direction
|
[in] | bitReverseFlag | flag that enables / disables bit reversal of output
|