IIRFilter Class Reference

Produce an infinite impulse response filter. More...

#include <Sample.h>

Public Member Functions
void	Apply (const unsigned int aSize, double *aData)
	Applies filter.
Constructors and destructors
	IIRFilter (ZPGFilter *aZpgFilter)
	Constructor of the IIRFilter class.
virtual	~IIRFilter (void)
	Destructor of the IIRFilter class.

Private Attributes
double *	directCoef
	The direct filter coefficients.
double	gain [2]
	Gain (complex).
double *	history
	The previous values of w.
double *	history_init
	The initial values of w.
unsigned int	npoles
	Number of poles.
unsigned int	numDirect
	The number of direct filter coefficients.
unsigned int	numRecurs
	The number of recursive filter coefficients.
unsigned int	nzeros
	Number of zeros.
double *	poles [2]
	Poles (complex).
double *	recursCoef
	The recursive filter coefficients.
double *	zeros [2]
	Zeros (complex).

Detailed Description

Produce an infinite impulse response filter.

Author

Florent Robinet

Constructor & Destructor Documentation

IIRFilter()

IIRFilter::IIRFilter

(

ZPGFilter *

aZpgFilter

)

Constructor of the IIRFilter class.

Parameters

[in]

aZpgFilter

Pointer to a ZPG filter.

~IIRFilter()

IIRFilter::~IIRFilter ( void  )

virtual

Destructor of the IIRFilter class.

Member Function Documentation

Apply()

void IIRFilter::Apply	(	const unsigned int	aSize,
		double *	aData
	)

Applies filter.

Parameters

[in]	aSize	Data vector size.
[in,out]	aData	Pointer to data vector (first element).

Member Data Documentation

directCoef

double* IIRFilter::directCoef

private

The direct filter coefficients.

gain

double IIRFilter::gain[2]

private

Gain (complex).

history

double* IIRFilter::history

private

The previous values of w.

history_init

double* IIRFilter::history_init

private

The initial values of w.

npoles

unsigned int IIRFilter::npoles

private

Number of poles.

numDirect

unsigned int IIRFilter::numDirect

private

The number of direct filter coefficients.

numRecurs

unsigned int IIRFilter::numRecurs

private

The number of recursive filter coefficients.

nzeros

unsigned int IIRFilter::nzeros

private

Number of zeros.

poles

double* IIRFilter::poles[2]

private

Poles (complex).

recursCoef

double* IIRFilter::recursCoef

private

The recursive filter coefficients.

zeros

double* IIRFilter::zeros[2]

private

Zeros (complex).

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The documentation for this class was generated from the following files:

• src/Streams/Sample.h
• src/Streams/Sample.cc