import java.awt.image.BufferedImage;
import java.awt.image.BufferedImageOp;
import java.awt.image.ConvolveOp;
import java.awt.image.Kernel;
public class Main {
public static void main(String[] argv) throws Exception {
BufferedImage bufferedImage = new BufferedImage(200, 200,
BufferedImage.TYPE_BYTE_INDEXED);
Kernel kernel = new Kernel(3, 3, new float[] { 1f / 9f, 1f / 9f, 1f / 9f,
1f / 9f, 1f / 9f, 1f / 9f, 1f / 9f, 1f / 9f, 1f / 9f });
BufferedImageOp op = new ConvolveOp(kernel);
bufferedImage = op.filter(bufferedImage, null);
}
}
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