I wrote some software that could (mostly) do this scanning with a webcam. http://jack.minardi.org/software/whats-in-a-shadow/ http://jack.minardi.org/software/

I wrote some software that could (mostly) do this scanning with a webcam. http://jack.minardi.org/software/whats-in-a-shadow/ http://jack.minardi.org/software/whats-in-a-shadow/