I am curious about it as well, but I don't have the cameras to try it out. AFAIK you need webcams but mine doesn't work with Windows Vista/7, and I'm still missing the time to try it out (they say setting it up is a pain so I'd need enough free time to do it.

nemirc
Renderosity Magazine Staff Writer
https://renderositymagazine.com/users/nemirc
https://about.me/aris3d/