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SUMMARY: INNER | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
java.lang.Object | +--fractsplinewavelets.FFT1D
Plugin of ImageJ:
Fractional Spline Wavelet
Authors:
Gil Gaillard,
Michael Liebling michael.liebling@epfl.ch,
Daniel Sage
daniel.sage@epfl.ch
Swiss Federal Institute of Technology Lausanne,
Biomedical Imaging Group,
CH-1015 Lausanne, Switzerland,
http://bigwww.epfl.ch
Version:
24 January 2002
Copyright
Copyright © 2002, Swiss Federal Institute of Technology, Lausanne, Switzerland, (EPFL)
Purpose of the class:
Perform a 1D FFT.
Constructor Summary | |
FFT1D(int size)
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Method Summary | |
void |
inverse(double[] Re,
double[] Im,
int size,
int shift)
Select the algorithm to perform the Inverse FFT1D, Cooley-Tukey or Mix. |
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 |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
public FFT1D(int size)
Method Detail |
public 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 FFTpublic 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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