net.sarcommand.fft.deprecated
Class FourierTransform

java.lang.Object
  extended by net.sarcommand.fft.deprecated.FourierTransform
Direct Known Subclasses:
DFT2, FFT1, FFT2

public class FourierTransform
extends java.lang.Object

Created by IntelliJ IDEA. User: Sarcan Date: 14.12.2005 Time: 23:01:20 To change this template use File | Settings | File Templates.


Constructor Summary
FourierTransform()
           
 
Method Summary
static Complex computeUnityRoot(int n)
          Returns the nth primitive root of unity.
static void ftShift(byte[] pixels, int width, int height)
          Performs a quadrant shift.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

FourierTransform

public FourierTransform()
Method Detail

computeUnityRoot

public static Complex computeUnityRoot(int n)
Returns the nth primitive root of unity.


ftShift

public static void ftShift(byte[] pixels,
                           int width,
                           int height)
Performs a quadrant shift.

Parameters:
pixels -
width -
height -