Data Fields

arm_dct4_instance_q31 Struct Reference

Instance structure for the Q31 DCT4/IDCT4 function. More...

#include <arm_math.h>

Data Fields

uint16_t N
uint16_t Nby2
q31_t normalize
q31_tpTwiddle
q31_tpCosFactor
arm_rfft_instance_q31pRfft
arm_cfft_radix4_instance_q31pCfft

Detailed Description

Instance structure for the Q31 DCT4/IDCT4 function.

Definition at line 2341 of file arm_math.h.


Field Documentation

length of the DCT4.

Definition at line 2343 of file arm_math.h.

half of the length of the DCT4.

Definition at line 2344 of file arm_math.h.

normalizing factor.

Definition at line 2345 of file arm_math.h.

points to the twiddle factor table.

Definition at line 2346 of file arm_math.h.

points to the cosFactor table.

Definition at line 2347 of file arm_math.h.

points to the real FFT instance.

Definition at line 2348 of file arm_math.h.

points to the complex FFT instance.

Definition at line 2349 of file arm_math.h.


The documentation for this struct was generated from the following file:
 All Data Structures Files Functions Variables Typedefs Enumerations Enumerator Defines