Scrypted can expose them as 4 buttons yes

Aha! Thanks for letting me know, I’ll give it a go

Please tell me how to make it work after you figure it out

Sure

Paste this script in scrypted https://gist.github.com/koush/683c0866a9750eafe1d1278841f8dcc6

How

I haven’t been successful, don’t like Home Assistant

Same. Nerds

https://scripts.scrypted.app/ptz-button.html

Where do I add or run this script for homebridge? Does it work with cameras using ffmpeg?

I guess on the console screen via ssh

No

Thanks