Package com.jhlabs.image

Class WholeImageFilter

java.lang.Object

com.jhlabs.image.AbstractBufferedImageOp

com.jhlabs.image.WholeImageFilter

All Implemented Interfaces:

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

Direct Known Subclasses:

BinaryFilter, CausticsFilter, CellularFilter, ContourFilter, DespeckleFilter, DiffusionFilter, EdgeFilter, EmbossFilter, EqualizeFilter, Flush3DFilter, LevelsFilter, LightFilter, MaximumFilter, MedianFilter, MinimumFilter, OilFilter, PlasmaFilter, QuantizeFilter, QuiltFilter, ReduceNoiseFilter, ShadeFilter, ShapeFilter, SmearFilter, WarpFilter

public abstract class WholeImageFilter
extends AbstractBufferedImageOp

A filter which acts as a superclass for filters which need to have the whole image in memory to do their stuff.

Field Summary

Fields

Modifier and Type	Field	Description
protected java.awt.Rectangle	originalSpace	The input image bounds.
protected java.awt.Rectangle	transformedSpace	The output image bounds.

Constructor Summary

Constructors

Constructor	Description
WholeImageFilter()	Construct a WholeImageFilter.

Method Summary

Modifier and Type	Method	Description
java.awt.image.BufferedImage	filter(java.awt.image.BufferedImage src, java.awt.image.BufferedImage dst)
protected abstract int[]	filterPixels(int width, int height, int[] inPixels, java.awt.Rectangle transformedSpace)	Actually filter the pixels.
protected void	transformSpace(java.awt.Rectangle rect)	Calculate output bounds for given input bounds.

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, toString, wait, wait, wait

Field Detail

transformedSpace

protected java.awt.Rectangle transformedSpace

The output image bounds.

originalSpace

protected java.awt.Rectangle originalSpace

The input image bounds.

Constructor Detail

WholeImageFilter

public WholeImageFilter()

Construct a WholeImageFilter.

Method Detail

filter

public java.awt.image.BufferedImage filter(java.awt.image.BufferedImage src,
                                           java.awt.image.BufferedImage dst)

transformSpace

protected void transformSpace(java.awt.Rectangle rect)

Calculate output bounds for given input bounds.

Parameters:

rect - input and output rectangle

filterPixels

protected abstract int[] filterPixels(int width,
                                      int height,
                                      int[] inPixels,
                                      java.awt.Rectangle transformedSpace)

Actually filter the pixels.

Parameters:

width - the image width

height - the image height

inPixels - the image pixels

transformedSpace - the output bounds

Returns:

the output pixels