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 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)`	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