Install gem-plugin-jpeg by entering the following commands in the terminal:
sudo apt update sudo apt install gem-plugin-jpeg
Description:
Graphics Environment for Multimedia - JPEG support
Gem is a loadable library for Pure Data (Pd), which adds OpenGL graphics rendering and animation to Pd. Pd is a graphical programming language and computer music system. . This package provides image input and output using the libjpeg library. If you have installed the gem-plugin-magick package as well, you might find that you don't need this package as you can already read and write jpeg images.
Homepage: https://gem.iem.at/
Version: 1:0.93.3-13
Section: universe/graphics