meta data for this page
There are very few licences for Image Toolbox. Here are hints how to avoid using the toolbox and reserving a licence. Note, that toolbox licences are released only by quitting Matlab.
imread() usually (ever?) does not require
Image Toolbox, but it for some file formats requires
Java. (What formats?)
Image Toolbox function and workarounds
image() instead. You may want to use
image(..., 'CDataMapping', 'scaled')