Mac/Linux/Ubuntu to convert PDF to JPG

 

ref: https://stackoverflow.com/questions/43085889/how-to-convert-a-pdf-into-jpg-with-command-line-in-linux

        

# using  Image magic

    $ convert -density 300 -quality 100 input.pdf prefix.jpg     

# will give files  prefix-0.jpg, prefix-1.jpg, prefix-2.jpg ...