net.sourceforge.javaocr.plugin.moment
Class RawMomentFilter

java.lang.Object
  net.sourceforge.javaocr.plugin.moment.AbstractMomentFilter
      net.sourceforge.javaocr.plugin.moment.RawMomentFilter

All Implemented Interfaces:

ImageFilter

public class RawMomentFilter
extends AbstractMomentFilter

process image and compute raw image moment. does not modify the image. this filter is stateful and not thread safe

Field Summary

Fields inherited from class net.sourceforge.javaocr.plugin.moment.AbstractMomentFilter

coeffx, coeffy, moment, p, q

Constructor Summary

RawMomentFilter(int p, int q)
filter computing moment with given cardinality

Method Summary

protected double[]	precomputeX(Image image) precompute x coefficient array
protected double[]	precomputeY(Image image) precompute y coefficients array

Methods inherited from class net.sourceforge.javaocr.plugin.moment.AbstractMomentFilter

getMoment, process

Methods inherited from class java.lang.Object

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

Constructor Detail

RawMomentFilter

public RawMomentFilter(int p,
                       int q)

filter computing moment with given cardinality

Parameters:

p -

q -

Method Detail

precomputeX

protected double[] precomputeX(Image image)

Description copied from class: AbstractMomentFilter

precompute x coefficient array

Specified by:

precomputeX in class AbstractMomentFilter

precomputeY

protected double[] precomputeY(Image image)

Description copied from class: AbstractMomentFilter

precompute y coefficients array

Specified by:

precomputeY in class AbstractMomentFilter