com.jhlabs.image

Class PosterizeFilter

java.lang.Object

com.jhlabs.image.AbstractBufferedImageOp

com.jhlabs.image.PointFilter

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

Constructors

Constructor and Description
PosterizeFilter()

Method Summary

Modifier and Type	Method and Description
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, stringToColor

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