Obviously MATLAB can read in images and edit, but lets create a MEX file which edits an image using openCV and returns the edited image to MATLAB. In MATLAB we should call the function like this: ...

%so I open an Anaconda prompt, start MATLAB with the command %"matlab", and then all my installed Python libraries and modules, even %ones from JPL, work. %Note that MATLAB 2021b works with Python 3.9 ...