com.jhlabs.image
Class PosterizeFilter

java.lang.Object
  extended by com.jhlabs.image.AbstractBufferedImageOp
      extended by com.jhlabs.image.PointFilter
          extended by com.jhlabs.image.PosterizeFilter
All Implemented Interfaces:
java.awt.image.BufferedImageOp, java.lang.Cloneable

public class PosterizeFilter
extends PointFilter

A filter to posterize an image.


Field Summary
 
Fields inherited from class com.jhlabs.image.PointFilter
canFilterIndexColorModel
 
Constructor Summary
PosterizeFilter()
           
 
Method Summary
 int filterRGB(int x, int y, int rgb)
           
 int getNumLevels()
          Get the number of levels in the output image.
protected  void initialize()
          Initialize the filter.
 void setNumLevels(int numLevels)
          Set the number of levels in the output image.
 java.lang.String toString()
           
 
Methods inherited from class com.jhlabs.image.PointFilter
filter, setDimensions
 
Methods inherited from class com.jhlabs.image.AbstractBufferedImageOp
clone, createCompatibleDestImage, getBounds2D, getPoint2D, getRenderingHints, getRGB, setRGB
 
Methods inherited from class java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

PosterizeFilter

public PosterizeFilter()
Method Detail

setNumLevels

public void setNumLevels(int numLevels)
Set the number of levels in the output image.

Parameters:
numLevels - the number of levels
See Also:
getNumLevels()

getNumLevels

public int getNumLevels()
Get the number of levels in the output image.

Returns:
the number of levels
See Also:
setNumLevels(int)

initialize

protected void initialize()
Initialize the filter.


filterRGB

public int filterRGB(int x,
                     int y,
                     int rgb)
Specified by:
filterRGB in class PointFilter

toString

public java.lang.String toString()
Overrides:
toString in class java.lang.Object