[Etoys] [FUN]Track color with camera

[Yoshiki Ohshima]

At Wed, 6 Feb 2008 11:45:50 +0100,
Bert Freudenberg wrote:
> 
> On Feb 4, 2008, at 21:31 , karl wrote:
> 
> > I have used Wiebe Barons WebCamMorph and added some Etoy support to  
> > it. It is possible to track a color with the camera and a ellipse  
> > on the screen reflect the movement. I'll see if I can make it into  
> > a input feature like the eyeToy to the Playstation2. Enjoy
> 
> Not bad :) Here's a project version of this:
> 
> http://dev.laptop.org/~bert/camTrack.pr
> 
> Works nicely on the XO (if you have good lighting and a distinctly  
> colored shape) ...

  This works pretty nicely (i.e., quite fast) with good precision on
uniform background.

  How does the color tolerance used BTW?  Ah, ok it is cut-off for the
results from #diff:... Then it works nicer than I would expect.

-- Yoshiki