marytts.signalproc.filter

Class ComplementaryFilterBankChannelAnalyser

java.lang.Object

marytts.signalproc.filter.ComplementaryFilterBankChannelAnalyser

public class ComplementaryFilterBankChannelAnalyser
extends Object

This class implements a single channel of the complementary filter bank used in [Levine, et. al., 1999] for multiresolution sinusoidal modeling. [Levine, et. al., 1999] Levine, S. N., Verma, T. S., and Smith III, J. O., "Multiresolution sinusoidal modeling for wideband audio with modifications", in Proc. of the IEEE ICASSP 1998, Volume 6, Issue , 12-15 May 1998, pp. 3585-3588.

Author:

Oytun Türk

Field Summary

Fields

Modifier and Type	Field and Description
protected int	filterLengthMinusOne
protected double[]	filterNumerator
protected LowPassFilter	Hb
protected LowPassFilter	Hd
protected LowPassFilter	Hi
double[]	hpfOut
double[]	lpfOut
double	lpfOutEnergy
double[]	lpfOutInterpolated

Constructor Summary

Constructors

Constructor and Description
ComplementaryFilterBankChannelAnalyser(int N)

Method Summary

Methods

Modifier and Type	Method and Description
void	apply(double[] x)
double[]	applyToOutputHighComponent(double[] x)
double[]	applyToOutputLowComponent(double[] x)
double[]	applyToOutputLowInterpolatedComponent(double[] x)
static void	main(String[] args)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

lpfOut

public double[] lpfOut

hpfOut

public double[] hpfOut

lpfOutInterpolated

public double[] lpfOutInterpolated

lpfOutEnergy

public double lpfOutEnergy

Hd

protected LowPassFilter Hd

Hb

protected LowPassFilter Hb

Hi

protected LowPassFilter Hi

filterLengthMinusOne

protected int filterLengthMinusOne

filterNumerator

protected double[] filterNumerator

Constructor Detail

ComplementaryFilterBankChannelAnalyser

public ComplementaryFilterBankChannelAnalyser(int N)

Method Detail

applyToOutputHighComponent

public double[] applyToOutputHighComponent(double[] x)

applyToOutputLowComponent

public double[] applyToOutputLowComponent(double[] x)

applyToOutputLowInterpolatedComponent

public double[] applyToOutputLowInterpolatedComponent(double[] x)

apply

public void apply(double[] x)

main

public static void main(String[] args)
                 throws UnsupportedAudioFileException,
                        IOException

Throws:

UnsupportedAudioFileException

IOException