Not sure if you know, but you can setup links to pipe images (and whatever other media you want) to external programs through the Associations menu.

Afterwards pressing Enter or I when an image is selected, a new option “open” will appear.

it’s the techno-mage of the open clan and his student

that is kind of the premise of the techno-mage’s story 🤔 !unix_surrealism@lemmy.sdf.org