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opencv c++ hello world

Delightful Donkey answered on June 6, 2022 Popularity 10/10 Helpfulness 5/10

answer opencv c++ hello world

opencv c++ hello world

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#include "opencv2/opencv.hpp"
#include "opencv2/highgui/highgui.hpp"

using namespace cv;

int main(int argc, char** argv) {
    
    //create a gui window:
    namedWindow("Output",1);
    
    //initialize a 120X350 matrix of black pixels:
    Mat output = Mat::zeros( 120, 350, CV_8UC3 );
    
    //write text on the matrix:
    putText(output,
            "Hello World :)",
            cvPoint(15,70),
            FONT_HERSHEY_PLAIN,
            3,
            cvScalar(0,255,0),
            4);
    
    //display the image:
    imshow("Output", output);
    
    //wait for the user to press any key:
    waitKey(0);
    
    return 0;

}

Popularity 10/10 Helpfulness 5/10 Language cpp

Source: Grepper

Tags: c++ opencv

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Contributed on Jun 06 2022

Delightful Donkey

0 Answers Avg Quality 2/10

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