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.io.Serializable, 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.

See Also:

Serialized Form

Field Summary

Fields
Modifier and Type Field Description

protected int threshold
- 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 Description

ErodeFilter()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected int[]`	`filterPixels(int width, int height, int[] inPixels, java.awt.Rectangle transformedSpace)`
`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

Methods inherited from class java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Field Detail
  - threshold
```
protected int threshold
```
- 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
  - getThreshold
```
public int getThreshold()
```
    Return the threshold - the number of neighbouring pixels for dilation to occur.
    
    Returns:
    
    the current threshold
  - filterPixels
```
protected int[] filterPixels(int width,
                             int height,
                             int[] inPixels,
                             java.awt.Rectangle transformedSpace)
```
    Specified by:
    
    filterPixels in class WholeImageFilter
  - toString
```
public java.lang.String toString()
```
    Overrides:
    
    toString in class java.lang.Object