ADM Namespace Reference

Classes
class	Linearphase_FIR
	An efficient linear-phase fir filter implementation. More...
class	Delay
	A delay-line class. More...
class	ADM
	Adaptive differential microphone, working for speech frequency range. More...

Functions
static double	subsampledelay_coeff (double samples, double f_design, double fs=1.0)
	compute IIR coefficient for subsample delay More...

Variables
const double	PI = 3.14159265358979312
const double	C = 340
const double	DELAY_FREQ = 2000
const double	START_BETA = 0.5

Function Documentation

subsampledelay_coeff()

static double ADM::subsampledelay_coeff ( double  samples, double  f_design, double  fs = 1.0  )

static

compute IIR coefficient for subsample delay

Parameters

samples	Constraint: 0.0 <= samples < 1.0; Amount of sub-sample delay
f_design	design frequency (subsample delay is accurate for this frequency)
fs	sampling rate

Returns

IIR coefficient for subsample delay

Variable Documentation

PI

const double ADM::PI = 3.14159265358979312

C

const double ADM::C = 340

DELAY_FREQ

const double ADM::DELAY_FREQ = 2000

START_BETA

const double ADM::START_BETA = 0.5