com.jhlabs.math
Class FFT

java.lang.Object
  com.jhlabs.math.FFT

public class FFT
extends java.lang.Object

Field Summary

protected float[]	w1
protected float[]	w2
protected float[]	w3

Constructor Summary

FFT(int logN)

Method Summary

void	transform1D(float[] real, float[] imag, int logN, int n, boolean forward)
void	transform2D(float[] real, float[] imag, int cols, int rows, boolean forward)

Methods inherited from class java.lang.Object

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

Field Detail

w1

protected float[] w1

w2

protected float[] w2

w3

protected float[] w3

Constructor Detail

FFT

public FFT(int logN)

Method Detail

transform1D

public void transform1D(float[] real,
                        float[] imag,
                        int logN,
                        int n,
                        boolean forward)

transform2D

public void transform2D(float[] real,
                        float[] imag,
                        int cols,
                        int rows,
                        boolean forward)