com.jhlabs.image

Class UnpremultiplyFilter

java.lang.Object

com.jhlabs.image.AbstractBufferedImageOp

com.jhlabs.image.PointFilter

com.jhlabs.image.UnpremultiplyFilter

All Implemented Interfaces:

java.awt.image.BufferedImageOp, java.lang.Cloneable

public class UnpremultiplyFilter
extends PointFilter

A filter which unpremultiplies an image's alpha. Note: this does not change the image type of the BufferedImage

Field Summary

Fields inherited from class com.jhlabs.image.PointFilter

canFilterIndexColorModel

Constructor Summary

Constructors

Constructor and Description
UnpremultiplyFilter()

Method Summary

Modifier and Type	Method and Description
int	filterRGB(int x, int y, int rgb)
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

UnpremultiplyFilter

public UnpremultiplyFilter()

Method Detail

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