j2d.hpp
Class HistogramEQProcessor

java.lang.Object
  j2d.ImageProcessor
      j2d.hpp.HistogramEQProcessor

All Implemented Interfaces:

java.awt.image.ImageObserver

public class HistogramEQProcessor
extends ImageProcessor

This classes allows adjustment of an image using histogram equalization. Reference: Douglas A. Lyon, "Image Processing in Java"

Field Summary

Fields inherited from interface java.awt.image.ImageObserver

ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH

Constructor Summary

HistogramEQProcessor()
Create a new HistogramEQProcessor

Method Summary

void	processImage() Implementation of ImageProcessor
void	setAlpha(double alpha) Set the parameter for exponential EQ.
void	setBaseImage(java.awt.Image newImage) Set the base image reference.
void	setExponential(boolean state) Sets uniform/exponential EQ option.

Methods inherited from class j2d.ImageProcessor

getBaseImage, getBaseImageHeight, getBaseImageWidth, getPixels, getProcessedImage, imageUpdate, openImage, setPixels

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

HistogramEQProcessor

public HistogramEQProcessor()

Create a new HistogramEQProcessor

Method Detail

processImage

public void processImage()
                  throws java.lang.Exception

Implementation of ImageProcessor

Specified by:

processImage in class ImageProcessor

Throws:

java.lang.Exception

setAlpha

public void setAlpha(double alpha)

Set the parameter for exponential EQ.

Parameters:

alpha - parameter for exponential EQ

setExponential

public void setExponential(boolean state)

Sets uniform/exponential EQ option.

Parameters:

state - true = exponential; false = uniform

setBaseImage

public void setBaseImage(java.awt.Image newImage)

Set the base image reference. Compute aggregate stats on the image that will be needed for histogram processing.

Overrides:

setBaseImage in class ImageProcessor