38 lines
857 B
Java
38 lines
857 B
Java
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import ij.*;
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import ij.process.*;
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import ij.gui.*;
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import java.awt.*;
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import ij.plugin.filter.*;
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public class Laplace_2018_11_07 implements PlugInFilter {
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ImagePlus imp;
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public int setup(String arg, ImagePlus imp) {
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this.imp = imp;
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return DOES_ALL;
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}
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public void run(ImageProcessor ip) {
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int width = ip.getWidth();
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int height = ip.getHeight();
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ImageProcessor copy = ip.duplicate();
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int[][] L ={{1,1,1},{1,-8,1},{1,1,1}};
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for(int m = 1; m < width - 1; m++) {
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for(int n = 1; n < height - 1; n++) {
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int p = 0;
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for(int i = -1; i <= 1; i++) {
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for(int j = -1; j <= 1; j++) {
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int I = copy.getPixel(m-i,n-j);
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p += I * L[i+1][j+1];
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}
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}
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p = p*10 + 128; // Irgendein Faktor
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ip.putPixel(m,n,p);
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}
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}
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}
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}
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