opencv3_java 图片的ROI的领域合成 AddRoi

图片的ROI的领域合成 AddRoi

package opencv_java_demo;

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

public class AddRoi {

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

Mat src1=Imgcodecs.imread("./images/lenna.jpg");
Mat src2=Imgcodecs.imread("./images/Sobel.jpg");
//读取图像到矩阵中
if(src1.empty()||src2.empty()){
throw new Exception("no file");
}

Mat dst = src1.clone();

Rect roiArea=new Rect(src1.width()/4,src1.height()/4,src1.width()/2,src1.height()/2);

Mat src1Roi=new Mat(src1,roiArea);
Mat src2Roi=new Mat(src2,roiArea);
Mat dstRoi=new Mat(dst,roiArea);
Core.add(src1Roi, src2Roi, dstRoi);

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

}

}