PosterizeFilter

java.lang.Object
- com.jhlabs.image.AbstractBufferedImageOp
- - com.jhlabs.image.PointFilter
  - - com.jhlabs.image.PosterizeFilter

All Implemented Interfaces:

java.awt.image.BufferedImageOp, java.lang.Cloneable
```
public class PosterizeFilter
extends PointFilter
```
A filter to posterize an image.

Field Summary
- Fields inherited from class com.jhlabs.image.PointFilter
  canFilterIndexColorModel

Constructor Summary

Constructors
Constructor Description

PosterizeFilter()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`int`	`filterRGB(int x, int y, int rgb)`
`int`	`getNumLevels()`	Get the number of levels in the output image.
`protected void`	`initialize()`	Initialize the filter.
`void`	`setNumLevels(int numLevels)`	Set the number of levels in the output image.
`java.lang.String`	`toString()`

Methods inherited from class com.jhlabs.image.PointFilter
filter, setDimensions

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
  - PosterizeFilter
```
public PosterizeFilter()
```
- Method Detail
  - setNumLevels
```
public void setNumLevels(int numLevels)
```
    Set the number of levels in the output image.
    
    Parameters:
    
    numLevels - the number of levels
    
    See Also:
    
    getNumLevels()
  - getNumLevels
```
public int getNumLevels()
```
    Get the number of levels in the output image.
    
    Returns:
    
    the number of levels
    
    See Also:
    
    setNumLevels(int)
  - initialize
```
protected void initialize()
```
    Initialize the filter.
  - filterRGB
```
public int filterRGB(int x,
                     int y,
                     int rgb)
```
    Specified by:
    
    filterRGB in class PointFilter
  - toString
```
public java.lang.String toString()
```
    Overrides:
    
    toString in class java.lang.Object