opencv3_java 图形图像的拉普拉斯平滑Laplacian Laplacian

package opencv_java_demo;

import org.opencv.core.*;
import org.opencv.imgcodecs.*;
import org.opencv.imgproc.Imgproc;

public class Laplacian {

public static void main(String[] args) {
try{
System.loadLibrary(Core.NATIVE_LIBRARY_NAME);

Mat src=Imgcodecs.imread("./images/lenna.jpg");
//读取图像到矩阵中
if(src.empty()){
throw new Exception("no file");
}

Mat dst = src.clone();
//复制矩阵进入dst

Imgproc.Laplacian(src,dst,0);
Imgcodecs.imwrite("./images/Laplacian.jpg", dst);
}catch(Exception e){
System.out.println("例外：" + e);
}

}

}