Gettings Started with OpenCV - datasith/Ai_Demos_RPi GitHub Wiki

python3 -m venv cvtest
cd cvtest
source bin/activate

sudo apt-get install libatlas-base-dev \
libhdf5-dev libhdf5-serial-dev libjasper-dev \
libqtgui4 libqt4-test

pip install opencv-contrib-python==4.1.0.25