Instance structure for the floating-point DCT4/IDCT4 function. More...
#include <arm_math.h>
Data Fields | |
uint16_t | N |
uint16_t | Nby2 |
float32_t | normalize |
float32_t * | pTwiddle |
float32_t * | pCosFactor |
arm_rfft_instance_f32 * | pRfft |
arm_cfft_radix4_instance_f32 * | pCfft |
Instance structure for the floating-point DCT4/IDCT4 function.
Definition at line 2222 of file arm_math.h.
uint16_t arm_dct4_instance_f32::N |
length of the DCT4.
Definition at line 2224 of file arm_math.h.
uint16_t arm_dct4_instance_f32::Nby2 |
half of the length of the DCT4.
Definition at line 2225 of file arm_math.h.
normalizing factor.
Definition at line 2226 of file arm_math.h.
points to the twiddle factor table.
Definition at line 2227 of file arm_math.h.
points to the cosFactor table.
Definition at line 2228 of file arm_math.h.
points to the real FFT instance.
Definition at line 2229 of file arm_math.h.
points to the complex FFT instance.
Definition at line 2230 of file arm_math.h.