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java.lang.Objectdenoise.FFT1D
public final class FFT1D
Plugin of ImageJ:
Fractional Spline Wavelet
Authors:
Gil Gaillard, Michael Liebling, Daniel Sage, Dimitri Van De Ville
Swiss Federal Institute of Technology Lausanne, Biomedical Imaging Group,
CH-1015 Lausanne, Switzerland, http://bigwww.epfl.ch
Version:
April 2003
Copyright
Copyright (c) 2003, Swiss Federal Institute of Technology, Lausanne,
Switzerland, (EPFL)
Purpose of the class:
Perform a 1D FFT.
Constructor Summary | |
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protected |
FFT1D(int size)
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Method Summary | |
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protected void |
inverse(double[] Re,
double[] Im,
int size,
int shift)
Select the algorithm to perform the Inverse FFT1D, Cooley-Tukey or Mix. |
protected void |
transform(double[] Re,
double[] Im,
int size,
int shift)
Select the algorithm to perform the FFT1D, Cooley-Tukey or Mix. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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protected FFT1D(int size)
Method Detail |
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protected final void transform(double[] Re, double[] Im, int size, int shift)
Re
- real part of the input signalIm
- imaginary part of the input signalsize
- length of the FFTshift
- set the start of the FFTprotected final void inverse(double[] Re, double[] Im, int size, int shift)
Re
- real part of the input signalIm
- imaginary part of the input signalsize
- length of the IFFTshift
- set the start of the IFFT
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