arm_rfft_fast_instance_f64 Struct Reference

Instance structure for the Double Precision Floating-point RFFT/RIFFT function. More...

Data Fields
arm_cfft_instance_f64	Sint
uint16_t	fftLenRFFT
const float64_t *	pTwiddleRFFT

Description

Instance structure for the Double Precision Floating-point RFFT/RIFFT function.

Field Documentation

fftLenRFFT

uint16_t fftLenRFFT

length of the real sequence

pTwiddleRFFT

const float64_t* pTwiddleRFFT

Twiddle factors real stage

Sint

arm_cfft_instance_f64 Sint

Internal CFFT structure.