编译教程请参考 https://blog.csdn.net/yl_best/article/details/89190142 OpenCV4.0.1 + Qt5.9.3 + CMake3.12.1 with Contrib4.0.1 without hdf module without BUILD_opencv_world Release: many dll/dll.a General configuration for OpenCV 4.0.1 =======================
opencv-python接口，支持CUDA，DNN功能。GPU显卡的Compute Capability需>=5.3，否则会提示error: (-217:Gpu API call) invalid device function in function 'make_policy'
编译本接口所用的工具及环境：
Cmake-3.17.5
VS2019
opencv-4.2.0
opencv-contrib-4.2.0
cuda-10.1
cudnn-7.6.2
tbb2019_20190
