vs
Class vsFFT

java.lang.Object
  |
  +--vs.vsFFT

public class vsFFT

extends java.lang.Object

Field Summary

float[][]	cB_i
float[][]	cB_r
float[][]	cG_i
float[][]	cG_r
float[][]	cR_i
float[][]	cR_r
boolean	DisplayLogPSD

Constructor Summary

vsFFT()

Method Summary

void	fft(float[] in_r, float[] in_i) FFT engine.
int[]	forward2dFFT(float[] imageData_R, float[] imageData_G, float[] imageData_B, int imageWidth, int imageHeight)
int[]	forward2dFFT(short[] imageData_R, short[] imageData_G, short[] imageData_B, int imageWidth, int imageHeight)
void	forwardFFT(float[] in_r, float[] in_i)
float[][]	getBlueImaginary()
float[][]	getBlueReal()
float[][]	getGreenImaginary()
float[][]	getGreenReal()
float[][]	getRedImaginary()
float[][]	getRedReal()
float[]	magnitudeSpectrum(float[] in_r, float[] in_i)
int[]	psd()
int[]	reverse2dFFT()
void	reverseFFT(float[] in_r, float[] in_i)
void	swap(int i) 1D FFT utility functions.
void	swapInt(int i, int j)
void	TestFFT() A way to visually test the 1D FFT on a small amount of data.

Methods inherited from class java.lang.Object

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

Field Detail

cB_i

public float[][] cB_i

cB_r

public float[][] cB_r

cG_i

public float[][] cG_i

cG_r

public float[][] cG_r

cR_i

public float[][] cR_i

cR_r

public float[][] cR_r

DisplayLogPSD

public boolean DisplayLogPSD

Constructor Detail

vsFFT

public vsFFT()

Method Detail

fft

public void fft(float[] in_r,
                float[] in_i)

FFT engine.

forward2dFFT

public int[] forward2dFFT(float[] imageData_R,
                          float[] imageData_G,
                          float[] imageData_B,
                          int imageWidth,
                          int imageHeight)

forward2dFFT

public int[] forward2dFFT(short[] imageData_R,
                          short[] imageData_G,
                          short[] imageData_B,
                          int imageWidth,
                          int imageHeight)

forwardFFT

public void forwardFFT(float[] in_r,
                       float[] in_i)

getBlueImaginary

public float[][] getBlueImaginary()

getBlueReal

public float[][] getBlueReal()

getGreenImaginary

public float[][] getGreenImaginary()

getGreenReal

public float[][] getGreenReal()

getRedImaginary

public float[][] getRedImaginary()

getRedReal

public float[][] getRedReal()

magnitudeSpectrum

public float[] magnitudeSpectrum(float[] in_r,
                                 float[] in_i)

psd

public int[] psd()

reverse2dFFT

public int[] reverse2dFFT()

reverseFFT

public void reverseFFT(float[] in_r,
                       float[] in_i)

swap

public void swap(int i)

1D FFT utility functions.

swapInt

public void swapInt(int i,
                    int j)

TestFFT

public void TestFFT()

A way to visually test the 1D FFT on a small amount of data.