Similarly it would be great to have a tool to do it with stills, like reconstruct a floor plan based on real estate photos. Even if it were partially manually, it would be pretty handy.

Matterport seems to do this at least offering you a 3D tour of say an apt complex

edit: although this is not what you're describing, this is literally using a 360 camera

Apple's Room Plan is pretty legit measuring walls/objects in a room but also requires being in the room/moving it around