#CUDA https://www.itread01.com/article/1537405863.html #opencv (gpu version) https://kaibaoom.tw/2019/07/18/opencv-vs2019/ copy dll to x64/debug 1.core451d 2.imgcodec451d 3.imgproc451d https://github.com/opencv/opencv_contrib opencv-extra module - /opencv_contrib-master/modules with-cuda V with-openGL V build "install" - include & library setting - copy dll to .exe folder