Updated version of Thomas Mountainborn's extensive tutorial of OpenCV integration with Unity, using version 4.5 and 2020.1 of said softwares
Please refer to his amazing tutorials whenever you have the chance at https://thomasmountainborn.com/category/unity-tutorials/, all credit goes to him too. I basically just followed the tutorial with the updated versions of the softwares and wanted to make the project available to however might need it, since the tutorial dates from 2017!
Before downloading the repo please make sure to go over the setup and install step of Thomas tutorial, which can be found here: https://thomasmountainborn.com/2016/09/11/unity-and-opencv-part-one-install/