Instance structure for the Q15 DCT4/IDCT4 function. More...
#include <arm_math.h>
Data Fields | |
uint16_t | N |
uint16_t | Nby2 |
q15_t | normalize |
q15_t * | pTwiddle |
q15_t * | pCosFactor |
arm_rfft_instance_q15 * | pRfft |
arm_cfft_radix4_instance_q15 * | pCfft |
Instance structure for the Q15 DCT4/IDCT4 function.
Definition at line 2316 of file arm_math.h.
uint16_t arm_dct4_instance_q15::N |
length of the DCT4.
Definition at line 2318 of file arm_math.h.
uint16_t arm_dct4_instance_q15::Nby2 |
half of the length of the DCT4.
Definition at line 2319 of file arm_math.h.
normalizing factor.
Definition at line 2320 of file arm_math.h.
points to the twiddle factor table.
Definition at line 2321 of file arm_math.h.
points to the cosFactor table.
Definition at line 2322 of file arm_math.h.
points to the real FFT instance.
Definition at line 2323 of file arm_math.h.
points to the complex FFT instance.
Definition at line 2324 of file arm_math.h.