Chapter13 (Mobile and Web Computer Vision with Python and OpenCV): opencv-contrib-python matplotlib flask tensorflow keras requests pillow Make sure that the version numbers of your installed packages ...

The standard opencv_contrib_python package (version 4.2.0.34) has already been released for Python 3.8 and works without problems, is an updated version of the nonfree package (version 4.1.1.1) ...

sudo apt-get install libhdf5-dev libhdf5-serial-dev sudo apt-get install libqtwebkit4 libqt4-test sudo pip install opencv-contrib-python This should install OpenCV on your Pi, if you are successful ...