com.jhlabs.image
Class UnpremultiplyFilter

java.lang.Object
  extended by com.jhlabs.image.AbstractBufferedImageOp
      extended by com.jhlabs.image.PointFilter
          extended by 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
UnpremultiplyFilter()
           
 
Method Summary
 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
 
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