CAD-Andi wrote:

> Hmm, I guess this question was a little too lame. I found my solution though.
> After the animation is rendered I simply check for the picture with the least
> bytes, and then get rid of all images that have the same byte amount. Seems to
> be working great. ...

Unless you render a scene in which no frame is totally black ;)

I don't think there is a faster way within povray. You could,
of course, when rendering frame n, load the image (n-1) as an
image_map and test all of its pixels using eval_pigment ;)

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