Opecv Windows Installation.md

Installing OpenCV on Windows for C++

Step 1

Go to https://github.com/opencv/opencv and download the Lastest Release

Extract Files to local drive e.g. D:

Step 2

Add bin folder to the Enviornmet Variables path

D:\opencv\build\x64\vc15\bin

Restart computer

Step 3

Create a New Visual Studio project C++ console.

Set the platform target to x64

Step 4

Add Directories by going to Project-Properties-Configuration Properties-

VC++ Directories
    1. Add Build Directories: D:\opencv\build\include
    2. Add Library Directories: D:\opencv\build\x64\vc15\lib
Linker Input 
    3. Add Linker input: opencv_world450d.lib
       d for debug without d for release 

Step 5

Run test code. First add the lena image to the Source Files

• In this example the image is placed in a new folder by the name Resources therefore the path is "Resources/test.png"

    #include <opencv2/imgcodecs.hpp>
    #include <opencv2/highgui.hpp>
    #include <opencv2/imgproc.hpp>
    #include <iostream>
  
    using namespace cv;
    using namespace std;
  
  
    /////////////////  Images  //////////////////////
  
    void main() {
  
        string path = "Resources/test.png";
        Mat img = imread(path);
        imshow("Image", img);
        waitKey(0);
  
    }