tpt_mfcc_instance_q31 Struct Reference

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

#include <tpt_math_filter.h>

Data Fields
const q31_t *	dctCoefs
	Internal DCT coefficients. More...
const q31_t *	filterCoefs
	Internal Mel filter coefficients. More...
const q31_t *	windowCoefs
	Windowing coefficients. More...
const uint32_t *	filterPos
	Internal Mel filter positions in spectrum. More...
const uint32_t *	filterLengths
	Internal Mel filter lengths. More...
uint32_t	aLogN
	FFT length. More...
uint32_t	nbMelFilters
	Number of Mel filters. More...
uint32_t	nbDctOutputs
	Number of DCT outputs. More...
q31_t *	rfft

Detailed Description

Instance structure for the Q31 MFCC function.

Field Documentation

aLogN

uint32_t tpt_mfcc_instance_q31::aLogN

FFT length.

dctCoefs

const q31_t* tpt_mfcc_instance_q31::dctCoefs

Internal DCT coefficients.

filterCoefs

const q31_t* tpt_mfcc_instance_q31::filterCoefs

Internal Mel filter coefficients.

filterLengths

const uint32_t* tpt_mfcc_instance_q31::filterLengths

Internal Mel filter lengths.

filterPos

const uint32_t* tpt_mfcc_instance_q31::filterPos

Internal Mel filter positions in spectrum.

nbDctOutputs

uint32_t tpt_mfcc_instance_q31::nbDctOutputs

Number of DCT outputs.

nbMelFilters

uint32_t tpt_mfcc_instance_q31::nbMelFilters

Number of Mel filters.

rfft

q31_t* tpt_mfcc_instance_q31::rfft

windowCoefs

const q31_t* tpt_mfcc_instance_q31::windowCoefs

Windowing coefficients.

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

• include/tpt_math_filter.h