UnsharpFilter

java.lang.Object

com.jhlabs.image.AbstractBufferedImageOp

com.jhlabs.image.ConvolveFilter

com.jhlabs.image.GaussianFilter

com.jhlabs.image.UnsharpFilter

All Implemented Interfaces:: BufferedImageOp, Cloneable

public class UnsharpFilter extends GaussianFilter

A filter which subtracts Gaussian blur from an image, sharpening it.

Field Summary

Fields inherited from class com.jhlabs.image.GaussianFilter
kernel, radius

Fields inherited from class com.jhlabs.image.ConvolveFilter
alpha, CLAMP_EDGES, premultiplyAlpha, WRAP_EDGES, ZERO_EDGES
Constructor Summary

Constructors

Constructor

Description

UnsharpFilter()
Method Summary

Modifier and Type

Method

Description

BufferedImage

filter(BufferedImage src, BufferedImage dst)

float

getAmount()

Get the amount of sharpening.

int

getThreshold()

Get the threshold value.

void

setAmount(float amount)

Set the amount of sharpening.

void

setThreshold(int threshold)

Set the threshold value.

String

toString()

Methods inherited from class com.jhlabs.image.GaussianFilter
convolveAndTranspose, getRadius, makeKernel, setRadius

Methods inherited from class com.jhlabs.image.ConvolveFilter
convolve, convolve, convolveH, convolveHV, convolveV, createCompatibleDestImage, getBounds2D, getEdgeAction, getKernel, getPoint2D, getPremultiplyAlpha, getRenderingHints, getUseAlpha, setEdgeAction, setKernel, setPremultiplyAlpha, setUseAlpha

Methods inherited from class com.jhlabs.image.AbstractBufferedImageOp
clone, getRGB, setRGB

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

Constructor Details
- UnsharpFilter
  
  public UnsharpFilter()
Method Details
- setThreshold
  
  public void setThreshold(int threshold)
  
  Set the threshold value.
  Parameters:
  
  threshold - the threshold value
  
  See Also:
  
  getThreshold()
- getThreshold
  
  public int getThreshold()
  
  Get the threshold value.
  Returns:
  
  the threshold value
  
  See Also:
  
  setThreshold(int)
- setAmount
  
  public void setAmount(float amount)
  
  Set the amount of sharpening.
  Parameters:
  
  amount - the amount
  
  See Also:
  
  getAmount()
- getAmount
  
  public float getAmount()
  
  Get the amount of sharpening.
  Returns:
  
  the amount
  
  See Also:
  
  setAmount(float)
- filter
  
  public BufferedImage filter(BufferedImage src, BufferedImage dst)
  
  Specified by:
  
  filter in interface BufferedImageOp
  
  Overrides:
  
  filter in class GaussianFilter
- toString
  
  public String toString()
  
  Overrides:
  
  toString in class GaussianFilter