Data Fields

arm_rfft_instance_f32 Struct Reference

Instance structure for the floating-point RFFT/RIFFT function. More...

#include <arm_math.h>

Data Fields

uint32_t fftLenReal
uint16_t fftLenBy2
uint8_t ifftFlagR
uint8_t bitReverseFlagR
uint32_t twidCoefRModifier
float32_tpTwiddleAReal
float32_tpTwiddleBReal
arm_cfft_radix4_instance_f32pCfft

Detailed Description

Instance structure for the floating-point RFFT/RIFFT function.

Definition at line 2116 of file arm_math.h.


Field Documentation

length of the real FFT.

Definition at line 2118 of file arm_math.h.

length of the complex FFT.

Definition at line 2119 of file arm_math.h.

flag that selects forward (ifftFlagR=0) or inverse (ifftFlagR=1) transform.

Definition at line 2120 of file arm_math.h.

flag that enables (bitReverseFlagR=1) or disables (bitReverseFlagR=0) bit reversal of output.

Definition at line 2121 of file arm_math.h.

twiddle coefficient modifier that supports different size FFTs with the same twiddle factor table.

Definition at line 2122 of file arm_math.h.

points to the real twiddle factor table.

Definition at line 2123 of file arm_math.h.

points to the imag twiddle factor table.

Definition at line 2124 of file arm_math.h.

points to the complex FFT instance.

Definition at line 2125 of file arm_math.h.


The documentation for this struct was generated from the following file:
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