鼠标画线,圈地,构造相关mask图片(黑白). 支持鼠标左键右键中间键点击事件. /* * create_mask.cpp * * Author: * Siddharth Kherada <siddharthkherada27[at]gmail[dot]com> * * This tutorial demonstrates how to make mask image (black and white). * The program takes as input a source image…
cv::CommandLineParser的使用. I suppose CommandLineParser::has("something") should be true when the command line has --something in it. ./a.out -h ./a.out --help 打印keys的相关内容. #include <opencv2/core/utility.hpp> #include <iostream> using…
操作Mat元素时:I.at<double>(1,1) = CV_PI; /* * * cvout_sample just demonstrates the serial out capabilities of cv::Mat * That is, cv::Mat M(...); cout << M; Now works. * */ #include "opencv2/core/core.hpp" #include <iostream> using n…