net.sourceforge.javaocr.filter
Class NormaliseGrayscaleFilter

java.lang.Object
  net.sourceforge.javaocr.filter.AbstractSinglePixelFilter
      net.sourceforge.javaocr.filter.LookupTableFilter
          net.sourceforge.javaocr.filter.NormaliseGrayscaleFilter

All Implemented Interfaces:

ImageFilter

public class NormaliseGrayscaleFilter
extends LookupTableFilter

normalise grayscale pixels linear basing on min/max values

Author:

Konstantin Pribluda

Field Summary

Fields inherited from class net.sourceforge.javaocr.filter.LookupTableFilter

lut

Constructor Summary

NormaliseGrayscaleFilter(int min, int max)
create and initialise lookup table

Method Summary

Methods inherited from class net.sourceforge.javaocr.filter.LookupTableFilter

processPixel

Methods inherited from class net.sourceforge.javaocr.filter.AbstractSinglePixelFilter

process

Methods inherited from class java.lang.Object

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

Constructor Detail

NormaliseGrayscaleFilter

public NormaliseGrayscaleFilter(int min,
                                int max)

create and initialise lookup table

Parameters:

max - max pixel value in image

min - min pixel value in image