CShelfFilterI Class Reference

#include <ShelfFilterI.h>

Inheritance diagram for CShelfFilterI:

Public Member Functions
	CShelfFilterI ()
	CShelfFilterI (float dCenterFreq, float dBGain)
virtual	~CShelfFilterI ()
void	setSamplingRate (float sr)
void	doFilter (float *node, long sampleFrames)
void	setCenterFreq (float dCenterFreq)
void	setHighBandGain (float dBGain)
Public Member Functions inherited from CIIRFilter
	CIIRFilter ()
	CIIRFilter (int form)
	~CIIRFilter ()
void	SetXML (CXMLElement *xml)
void	setCoefficients (CFilterCoefficients *coef)
bool	canProcess ()
void	clearBuffers ()
void	setCoefficientFileName (long sr, char *fileName)
Public Member Functions inherited from CFilter
	CFilter ()
virtual	~CFilter ()
void	setName (const char *newName)
const char *	getName ()
virtual int	getNumChannels ()

Protected Member Functions
void	init ()
void	updateCoefficients ()

Protected Attributes
float	m_dCenterFreq
float	m_dBGain
double	a1
double	b0
double	b1
double	y0
double	x0
double	x1
double	a1z
double	b0z
double	b1z
double	a1d
double	b0d
double	b1d
bool	firstBlock
Protected Attributes inherited from CIIRFilter
int	m_nForm
CFilterCoefficients *	m_coefficients
int	m_nFiltSizeA
int	m_nFiltSizeB
float	m_fInBuffer [MAXFILTSIZE]
float	m_fOutBuffer [MAXFILTSIZE]
short	m_nBufPos
float *	m_fACoefficients
float *	m_fBCoefficients
float	m_fScale
Protected Attributes inherited from CFilter
float	m_fSamplingRate
char	m_strName [81]
CFilterCoefficients *	coefs
int	numChannels

Detailed Description

Pole zero shelf filter Pole zero shelf filter according to Lee for use in ambisonic decoders

Constructor & Destructor Documentation

CShelfFilterI::CShelfFilterI

(

)

Constructor

CShelfFilterI::CShelfFilterI	(	float	dCenterFreq,
		float	dBGain
	)

Constructor setting parameters

CShelfFilterI::~CShelfFilterI ( )

virtual

Destructor

Member Function Documentation

void CShelfFilterI::doFilter ( float *  node, long  sampleFrames  )

virtual

Process audio blocks

Reimplemented from CIIRFilter.

void CShelfFilterI::init ( )

protectedvirtual

Reimplemented from CIIRFilter.

void CShelfFilterI::setCenterFreq

(

float

dCenterFreq

)

Sets center frequency

void CShelfFilterI::setHighBandGain

(

float

dBGain

)

Sets gain above cutoff

void CShelfFilterI::setSamplingRate ( float  sr )

virtual

Sets sampling rate

Reimplemented from CIIRFilter.

void CShelfFilterI::updateCoefficients ( )

protected

Member Data Documentation

double CShelfFilterI::a1

protected

double CShelfFilterI::a1d

protected

double CShelfFilterI::a1z

protected

double CShelfFilterI::b0

protected

double CShelfFilterI::b0d

protected

double CShelfFilterI::b0z

protected

double CShelfFilterI::b1

protected

double CShelfFilterI::b1d

protected

double CShelfFilterI::b1z

protected

bool CShelfFilterI::firstBlock

protected

float CShelfFilterI::m_dBGain

protected

float CShelfFilterI::m_dCenterFreq

protected

double CShelfFilterI::x0

protected

double CShelfFilterI::x1

protected

double CShelfFilterI::y0

protected

---

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

• VVDSP/ShelfFilterI.h
• VVDSP/ShelfFilterI.cpp