I’d be interested in trying this out as a command-line tool. It would be useful on its own and the fastest way to evaluate results.
looks like it's a rust lib with a python wrapper. making a CLI tool should be just a few lines of code.
Good idea, I'll add a CLI tool over the weekend.
ImageMagick is a wonderful command line tool, IMO. You could use it to extract various information, e.g. the 5 most used colors of an image, as in
If needed you can easily remove colored borders first (trim subcommand with fuzz option) or sample only xy% from the image's center, or where the main subject might be.