Table of contents
1.1 Enter the website and click to download visual studio, select Community 2022
1.2 Open the installation package and enter the interface
1.3 Wait for the installation to complete
2.2 Customize the decompression path after the download is complete
3.3 win10 system configuration environment variables
1Download visual studio
Visual Studio: IDE and Code Editor for Software Developers and Teams (microsoft.com)
1.1 Enter the website and click to download visual studio, select Community 2022
Go to the page under automatic download
1.2 Open the installation package and enter the interface
Click continue and wait a while
Enter the following interface, check (Desktop development using C++) and (Universal Windows platform development), these two are necessary, others can be added later, default C drive installation.
1.3 Wait for the installation to complete
2 download opencv
2.1 Enter the website to select the version and system (I chose win10, opencv-4.5.5), and it will be downloaded automatically after selection. The speed is a bit slow, but you can go to CSDN to directly search for the opencv installation package resources organized by the big guys.
2.2 Customize the decompression path after the download is complete
3.3 win10 system configuration environment variables
Click Start to enter the settings, click System and then click About to enter the following interface
Select Advanced System Settings, click Environment Variables
Double-click Path to enter the following interface
Click New to copy the bin file path in the opencv package
It is recommended to add the opencv\build\x64\vc14\bin path in the opencv package, and then click OK to complete
3 configure visual studio
3.1 Open the software
Click to create a new project, select [c++ console application], and click Next
Customize the project name and storage location, and the creation is complete.
3.2 Configuration
Click the item at the top of the interface to enter the properties
Find the VC++ directory, find the include directory, and click the down triangle button after the include directory to enter editing.
First click on the new line to add the include file path
Then find the library directory of VC++, repeat the above adding process, add the path of the lib file, opencv\build\x64\vc15\lib
Finally, find the input of the linker, click Additional Dependencies, add opencv_world455d.lib to it, and click OK
Installing visual studio2022 and configuring opencv is complete. [It is recommended to restart visual studio2022 once]
4 tests
#include<opencv2/core/core.hpp>
#include<opencv2/highgui/highgui.hpp>
#include<opencv2/imgproc.hpp>
#include<iostream>
using namespace cv;
using namespace std;
int main() {
Mat image = Mat::zeros(400, 800, CV_8UC3);
circle(image, Point(500, 200), 100, Scalar(0, 255, 120), -100);
circle(image, Point(400, 200), 100, Scalar(255, 255, 255), -100);
imshow("show window", image);
waitKey(0);
return 0;
}