I'm not really sure if this question belongs here, however I didn't find it fitting well into photography nor stackapps.
I'm looking for a software I've seen some long time ago on Discovery channel. There was a series about some pictures found on Internet. Presenter was analyzing these images to proof whether they were real or not. I can recall analysis of pictures like:
Videos with some really incredible basketball tricks and shots:
As far as I can remember, he was using this software on Mac OS X system. I remember one feature he frequently used: ability to analyze light incident angle.
I would also love suggestions on similar apps (open-source ones preferably, but other are also welcome).