Instance structure for the Q31 FIR interpolator. More...

#include <arm_math.h>

Data Fields
uint8_t	L
	upsample factor.
uint16_t	phaseLength
	length of each polyphase filter component.
q31_t *	pCoeffs
	points to the coefficient array.
q31_t *	pState
	points to the state variable array.

Detailed Description

Instance structure for the Q31 FIR interpolator.

Definition at line 3403 of file arm_math.h.

Field Documentation

uint8_t L

upsample factor.

Definition at line 3405 of file arm_math.h.

points to the coefficient array.

The array is of length L*phaseLength.

Definition at line 3407 of file arm_math.h.

length of each polyphase filter component.

Definition at line 3406 of file arm_math.h.

q31_t* pState

points to the state variable array.

The array is of length blockSize+phaseLength-1.

Definition at line 3408 of file arm_math.h.