arm_rfft_fast_instance_f64 Struct Reference

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

Data Fields
arm_cfft_instance_f64	Sint
uint16_t	fftLenRFFT
const float64_t *	pTwiddleRFFT

Field Documentation

uint16_t arm_rfft_fast_instance_f64::fftLenRFFT

length of the real sequence

const float64_t* arm_rfft_fast_instance_f64::pTwiddleRFFT

Twiddle factors real stage

arm_cfft_instance_f64 arm_rfft_fast_instance_f64::Sint

Internal CFFT structure.