Umbralizacion

import ij.*;
import ij.process.*;
import ij.gui.*;
import java.awt.*;
import ij.plugin.filter.*;
public class Filtro_Umbra implements PlugInFilter
{
ImagePlus imp;public int setup(String arg, ImagePlus imp)
{
this.imp = imp;return DOES_8G;
}
public void run(ImageProcessor ip)
{
int f=ip.getWidth();
int c=ip.getHeight();
for(int i =0; i< j=" 0;" pixel ="ip.getPixel(x,y);" pixel="0;">=40)
{
pixel=255;
}
ip.putPixel(x,y,pixel);
}
}
}
}