com.jhlabs.image

Class ErodeFilter

java.lang.Object

com.jhlabs.image.AbstractBufferedImageOp

com.jhlabs.image.WholeImageFilter

com.jhlabs.image.BinaryFilter

com.jhlabs.image.ErodeFilter

All Implemented Interfaces:

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

public class ErodeFilter
extends BinaryFilter

Given a binary image, this filter performs binary erosion, setting all removed pixels to the given 'new' color.

Field Summary

Fields inherited from class com.jhlabs.image.BinaryFilter

blackFunction, colormap, iterations, newColor

Fields inherited from class com.jhlabs.image.WholeImageFilter

originalSpace, transformedSpace

Constructor Summary

Constructors

Constructor and Description
ErodeFilter()

Method Summary

Modifier and Type	Method and Description
protected int[]	filterPixels(int width, int height, int[] inPixels, java.awt.Rectangle transformedSpace) Actually filter the pixels.
int	getThreshold() Return the threshold - the number of neighbouring pixels for dilation to occur.
void	setThreshold(int threshold) Set the threshold - the number of neighbouring pixels for dilation to occur.
java.lang.String	toString()

Methods inherited from class com.jhlabs.image.BinaryFilter

getBlackFunction, getColormap, getIterations, getNewColor, setBlackFunction, setColormap, setIterations, setNewColor

Methods inherited from class com.jhlabs.image.WholeImageFilter

filter, transformSpace

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

ErodeFilter

public ErodeFilter()

Method Detail

setThreshold

public void setThreshold(int threshold)

Set the threshold - the number of neighbouring pixels for dilation to occur.

Parameters:

threshold - the new threshold

See Also:

getThreshold()

getThreshold

public int getThreshold()

Return the threshold - the number of neighbouring pixels for dilation to occur.

Returns:

the current threshold

See Also:

setThreshold(int)

filterPixels

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

Description copied from class: WholeImageFilter

Actually filter the pixels.

Specified by:

filterPixels in class WholeImageFilter

Parameters:

width - the image width

height - the image height

inPixels - the image pixels

transformedSpace - the output bounds

Returns:

the output pixels

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object