Get Opencv build information

checkOpencvVer.cpp

// https://www.solarianprogrammer.com/2014/04/21/opencv-beaglebone-      black-ubuntu/
// Test to check the OpenCV version
// Build on Linux with:
// g++ test_1.cpp -o test_1 -lopencv_core

#include <opencv2/opencv.hpp>
#include <iostream>

int main() {
    std::cout << "Hello, OpenCV version "<< CV_VERSION << std::endl;
    std::cout << cv::getBuildInformation() << std::endl;
    return 0;
}