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Class vs.vsFFT 

java.lang.Object
   |
   +----vs.vsFFT
public class vsFFT
extends java.lang.Object

Variable Index

o cB_i
o cB_r
o cG_i
o cG_r
o cR_i
o cR_r
o DisplayLogPSD

Constructor Index

o vsFFT()

Method Index

o fft(float[], float[])
FFT engine.
o forward2dFFT(float[], float[], float[], int, int)
o forward2dFFT(short[], short[], short[], int, int)
o forwardFFT(float[], float[])
o getBlueImaginary()
o getBlueReal()
o getGreenImaginary()
o getGreenReal()
o getRedImaginary()
o getRedReal()
o magnitudeSpectrum(float[], float[])
o psd()
o reverse2dFFT()
o reverseFFT(float[], float[])
o swap(int)
1D FFT utility functions.
o swapInt(int, int)
o TestFFT()
A way to visually test the 1D FFT on a small amount of data.

Variables

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

Constructors

o vsFFT 
 public vsFFT()

Methods

o psd 
 public int[] psd()
o forward2dFFT 
 public int[] forward2dFFT(float imageData_R[],
                           float imageData_G[],
                           float imageData_B[],
                           int imageWidth,
                           int imageHeight)
o forward2dFFT 
 public int[] forward2dFFT(short imageData_R[],
                           short imageData_G[],
                           short imageData_B[],
                           int imageWidth,
                           int imageHeight)
o reverse2dFFT 
 public int[] reverse2dFFT()
o TestFFT 
 public void TestFFT()
A way to visually test the 1D FFT on a small amount of data.

o swap 
 public void swap(int i)
1D FFT utility functions.

o swapInt 
 public void swapInt(int i,
                     int j)
o forwardFFT 
 public void forwardFFT(float in_r[],
                        float in_i[])
o reverseFFT 
 public void reverseFFT(float in_r[],
                        float in_i[])
o fft 
 public void fft(float in_r[],
                 float in_i[])
FFT engine.

o getRedReal 
 public float[][] getRedReal()
o getRedImaginary 
 public float[][] getRedImaginary()
o getGreenReal 
 public float[][] getGreenReal()
o getGreenImaginary 
 public float[][] getGreenImaginary()
o getBlueReal 
 public float[][] getBlueReal()
o getBlueImaginary 
 public float[][] getBlueImaginary()
o magnitudeSpectrum 
 public float[] magnitudeSpectrum(float in_r[],
                                  float in_i[])

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