riscv_mfcc_instance_q31 Struct Reference

Instance structure for the Q31 MFCC function. More...

Data Fields
const q31_t *	dctCoefs
const q31_t *	filterCoefs
const q31_t *	windowCoefs
const uint32_t *	filterPos
const uint32_t *	filterLengths
uint32_t	fftLen
uint32_t	nbMelFilters
uint32_t	nbDctOutputs
riscv_rfft_instance_q31	rfft

Detailed Description

Instance structure for the Q31 MFCC function.

Field Documentation

dctCoefs

const q31_t* riscv_mfcc_instance_q31::dctCoefs

Internal DCT coefficients

fftLen

uint32_t riscv_mfcc_instance_q31::fftLen

FFT length

filterCoefs

const q31_t* riscv_mfcc_instance_q31::filterCoefs

Internal Mel filter coefficients

filterLengths

const uint32_t* riscv_mfcc_instance_q31::filterLengths

Internal Mel filter lengths

filterPos

const uint32_t* riscv_mfcc_instance_q31::filterPos

Internal Mel filter positions in spectrum

nbDctOutputs

uint32_t riscv_mfcc_instance_q31::nbDctOutputs

Number of DCT outputs

nbMelFilters

uint32_t riscv_mfcc_instance_q31::nbMelFilters

Number of Mel filters

rfft

riscv_rfft_instance_q31 riscv_mfcc_instance_q31::rfft

windowCoefs

const q31_t* riscv_mfcc_instance_q31::windowCoefs

Windowing coefficients