ClosingFilter.java

package com.marshalchen.common.uimodule.imageprocessing.filter.processing;

import com.marshalchen.common.uimodule.imageprocessing.filter.GroupFilter;

/**
 * This performs a dilation on the red channel of an image, followed by an erosion of the same radius. The radius is set on initialization, with a range of 1+ pixels. This filters out smaller dark regions.
 * @author Chris Batt
 */
public class ClosingFilter extends GroupFilter {
	public ClosingFilter(int radius) {
		DilationFilter dilation = new DilationFilter(radius);
		ErosionFilter erosion = new ErosionFilter(radius);
		dilation.addTarget(erosion);
		erosion.addTarget(this);
		
		registerInitialFilter(dilation);
		registerTerminalFilter(erosion);
	}
}