图像混合 | 易学教程

图像混合：+

#include <opencv2/opencv.hpp>
#include <iostream>
using namespace cv;
using namespace std;
int main(int argc, char** argv) {
 Mat src1, src2, dst;
 src1 = imread("E:/opencv/0/0.jpg");
 src2 = imread("E:/opencv/0/2.jpg");
 if (!src1.data) {
  printf("could not load image1...\n");
  return -1;
 }
 if (!src2.data) {
  printf("could not load image2...\n");
  return -1;
 }
 double alpha = 0.3;
 if (src1.rows == src2.rows && src1.cols == src2.cols && src1.type() == src2.type()) {
  addWeighted(src1, alpha, src2, (1.0 - alpha), 0.0, dst);
  imshow("onput image", dst);
 }
else {
  printf("could not blend image ,the size of image is not same");
  return -1;
 }
 namedWindow("input image1", CV_WINDOW_AUTOSIZE);
 imshow("input image1",src1);
 namedWindow("input image2", CV_WINDOW_AUTOSIZE);
 imshow("input image2",src2);
 waitKey(0);
 return 0;
}

相乘：

#include <opencv2/opencv.hpp>
#include <iostream>
using namespace cv;
using namespace std;
int main(int argc, char** argv) {
 Mat src1, src2, dst;
 src1 = imread("E:/opencv/0/0.jpg");
 src2 = imread("E:/opencv/0/2.jpg");
 if (!src1.data) {
  printf("could not load image1...\n");
  return -1;
 }
 if (!src2.data) {
  printf("could not load image2...\n");
  return -1;
 }
 double alpha = 0.3;
 if (src1.rows == src2.rows && src1.cols == src2.cols && src1.type() == src2.type()) {
  //addWeighted(src1, alpha, src2, (1.0 - alpha), 0.0, dst);
  multiply(src1,src2,dst,1.0);
  imshow("onput image", dst);
 }
 else {
  printf("could not blend image ,the size of image is not same");
  return - 1;
 }
 namedWindow("input image1", CV_WINDOW_AUTOSIZE);
 imshow("input image1",src1);
 namedWindow("input image2", CV_WINDOW_AUTOSIZE);
 imshow("input image2",src2);
 waitKey(0);
 return 0;
}

来源：CSDN

作者：visual_eagle

链接：https://blog.csdn.net/visual_eagle/article/details/104222776

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