Add invocation example for creating image files
Add invocation example for creating image files

michaelkschmidt/fwup,edahlseng/fwup,fhunleth/fwup,edahlseng/fwup,michaelkschmidt/fwup,michaelkschmidt/fwup,fhunleth/fwup,fhunleth/fwup