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Posted by AmbrA on 10/05/99 11:51
Thanx for the breakdown ,but i was actually looking for the name of that
thing, it looks cool to me and i think it would be a gret gift.
Regards
Niho
"nobody special" <msu1049321@aol.com> wrote in message
news:1151376616.515679.115220@c74g2000cwc.googlegroups.com...
> I have seen this NIN video and while I am not a big fan of the band
> ("closer" gave me nightmares and I didn't even see the unedited
> version) it is very neat. It's been a while since I saw this last, so
> I'm going from memory of viewing it.
>
> Without having the specifics from the production company, I can tell
> you how it "might" be done. The pin frame and pins at least, and quite
> possibly everything on the desk, are computer models. Though you could
> composite the desk scenes from regular 2-d footage obtained from a
> motion-control camera crane if you wanted to cut down on the animation
> load.
>
> The footage of Trent screaming his lyrics was turned into data for
> moving the pins around using a displacement map. How they derived the
> map I don't know for sure, but he could have been mocapped
> (motion-captured) by shooting him signing into a mirror while wearing a
> lot of little dots on his face. The dots are tracked to derive motion
> data to drive a 3-d scanned model of Trent's head. The motion data
> drives the displacement map which drives the model of the pins as if a
> guy was really pushing his face against it and there you go. They might
> have skipped making a scanned model of his head and derived everything
> from the mocap footage.
>
> You can cheat this effect a couple ways. One clever bit would be to
> simply grayscale the Trent footage and use a variation of something
> like the Adobe card dance plug-in in A.E. and the grayscale map to
> animate variable pins. But to get the grayscale to work properly would
> take soem extra manipulations first, and some tricky lighting to keep
> showing the contours.
>
> If you were, say, spending a life sentence in prison with nothing but
> time on your hands, you could stop-motion animate the pinboard by
> looking at a composite of the footage and the pin board and manually
> moving all the pins for each frame. At which point your condition would
> tend to resemble Trent's:-)
>
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