How to build applications with OpenCV inside the Microsoft Visual Studio 2019

1. Set the OpenCV enviroment variable and add it to the systems path

2. Open Visual Studio 2019 and create a new project inside Visual studio by clicking Create a new project. Choose Console App as type. Enter its name and select the path where to create it.
   

3. Click View ‣ Property to open Property Manager. Right click Debug|x64 and click Add New Project Property Sheet to add a new property sheet.

4. Use for example the OpenCV_Debug name. Then by selecting the sheet Right Click ‣ Properties.

5. Go the C++ groups General entry and under the Additional Include Directories add the path to your OpenCV include.

   $(OPENCV_DIR)\..\..\include
   

6. Next go to the Linker ‣ General and under the Additional Library Directories add the libs directory:

   $(OPENCV_DIR)\lib
   

7. Go to the Linker ‣ Input and under the Additional Dependencies entry add following modules.

   opencv_world412d.lib
   

8. Now click ok to save and repeat step 4 ~ 6 to create a new property inside the Release|64 rule section. Make sure to omit the d letters from the library names.

9. Test it!

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1. How to build applications with OpenCV inside the Microsoft Visual Studio
2. OpenCV (All Versions) - Easy Installation Guide and Sample Project (VS 2010 C++)