There are several Texture and Material scanning Systems out there. Quixel Megascans, Chaosgroup does have one, X rite an other one and HP is working on a System for Home use. https://youtu.be/8alYZgkwClM https://www.xrite.com/categories/appearance/tac7
I've been messing with this sort of stuff for awhile, it is most likely photometric stereo. Depending on what maps they offer, it is essentially doing the same stuff as megascans (when it comes to plants anyway). Any height/depth information is probably just derived from the normal map that is created from the multi angled…