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package dip;

import org.opencv.core.Core;

import org.opencv.core.Mat;

import org.opencv.core.Size;

import org.opencv.imgcodecs.Imgcodecs;

import org.opencv.imgproc.Imgproc;

import org.scijava.nativelib.NativeLoader;

import java.io.IOException;

public class ErodingDilating {

public static void main(String[] args) throws IOException {

NativeLoader.loadLibrary(Core.NATIVE_LIBRARY_NAME);

Mat source = Imgcodecs.imread("data/dip/digital_image_processing.jpg", Imgcodecs.CV_LOAD_IMAGE_COLOR);

Mat destination = new Mat(source.rows(), source.cols(), source.type());

int erosion_size = 5;

Mat element = Imgproc.getStructuringElement(Imgproc.MORPH_RECT, new Size(2 * erosion_size + 1, 2 * erosion_size + 1));

Imgproc.erode(source, destination, element);

Imgcodecs.imwrite("erosion.jpg", destination);

int dilation_size = 5;

Mat element1 = Imgproc.getStructuringElement(Imgproc.MORPH_RECT, new Size(2 * dilation_size + 1, 2 * dilation_size + 1));

Imgproc.dilate(source, destination, element1);

Imgcodecs.imwrite("dilation.jpg", destination);

}

}