You can already do it. Use content aware fill to cover your object, then find a 3D model of your object and composite it over the top. Afaict this is intended t

You can already do it. Use content aware fill to cover your object, then find a 3D model of your object and composite it over the top. Afaict this is intended to streamline that process a bit, but it's basically something you can already do, eg using Gimp + Resynthesizer and Blender.