org.apache.sanselan.formats.png.scanlinefilters

Class ScanlineFilter

java.lang.Object

org.apache.sanselan.formats.png.scanlinefilters.ScanlineFilter

Direct Known Subclasses:

ScanlineFilterAverage, ScanlineFilterNone, ScanlineFilterPaeth, ScanlineFilterSub, ScanlineFilterUp

public abstract class ScanlineFilter
extends Object

Constructor Summary

Constructors

Constructor and Description
ScanlineFilter()

Method Summary

Methods

Modifier and Type	Method and Description
abstract void	unfilter(byte[] src, byte[] dst, byte[] up)

Methods inherited from class java.lang.Object

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

Constructor Detail

ScanlineFilter

public ScanlineFilter()

Method Detail

unfilter

public abstract void unfilter(byte[] src,
            byte[] dst,
            byte[] up)
                       throws ImageReadException,
                              IOException

Throws:

ImageReadException

IOException