com.jhlabs.image

Class WholeImageFilter

java.lang.Object

com.jhlabs.image.AbstractBufferedImageOp

com.jhlabs.image.WholeImageFilter

All Implemented Interfaces:

BufferedImageOp, Cloneable, FilterListener, ImageFilterOpSupport

Direct Known Subclasses:

BinaryFilter, CausticsFilter, CellularFilter, ContourFilter, DespeckleFilter, DiffusionFilter, EdgeFilter, EmbossFilter, EqualizeFilter, Flush3DFilter, LevelsFilter, LightFilter, MaximumFilter, MedianFilter, MinimumFilter, OilFilter, PlasmaFilter, QuantizeFilter, QuiltFilter, ReduceNoiseFilter, ShadeFilter, ShapeFilter, SmearFilter, WarpFilter

public abstract class WholeImageFilter
extends AbstractBufferedImageOp

A filter which acts as a superclass for filters which need to have the whole image in memory to do their stuff.

Author:

Jerry Huxtable (2006), Adam Zimowski (mrazjava) (2013) - event handling and warning cleanup

Field Summary

Fields

Modifier and Type	Field and Description
protected Rectangle	originalSpace The input image bounds.
protected Rectangle	transformedSpace The output image bounds.

Fields inherited from class com.jhlabs.image.AbstractBufferedImageOp

filterListener

Constructor Summary

Constructors

Constructor and Description
WholeImageFilter() Construct a WholeImageFilter.

Method Summary

Methods

Modifier and Type	Method and Description
BufferedImage	filter(BufferedImage src, BufferedImage dst)
protected abstract int[]	filterPixels(int width, int height, int[] inPixels, Rectangle transformedSpace) Actually filter the pixels.
protected void	transformSpace(Rectangle rect) Calculate output bounds for given input bounds.

Methods inherited from class com.jhlabs.image.AbstractBufferedImageOp

clone, createCompatibleDestImage, createCompatibleDestImage, filterDone, filterInitialize, filterProgress, filterStart, getBounds2D, getMetaData, getPoint2D, getRenderingHints, getRGB, setFilterListener, setRGB

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

transformedSpace

protected Rectangle transformedSpace

The output image bounds.

originalSpace

protected Rectangle originalSpace

The input image bounds.

Constructor Detail

WholeImageFilter

public WholeImageFilter()

Construct a WholeImageFilter.

Method Detail

filter

public BufferedImage filter(BufferedImage src,
                   BufferedImage dst)

Specified by:

filter in interface BufferedImageOp

Overrides:

filter in class AbstractBufferedImageOp

transformSpace

protected void transformSpace(Rectangle rect)

Calculate output bounds for given input bounds.

Parameters:

rect - input and output rectangle

filterPixels

protected abstract int[] filterPixels(int width,
                 int height,
                 int[] inPixels,
                 Rectangle transformedSpace)

Actually filter the pixels.

Parameters:

width - the image width

height - the image height

inPixels - the image pixels

transformedSpace - the output bounds

Returns:

the output pixels