clipka <ano### [at] anonymousorg> wrote:

> Did you try a higher-quality output image format, such as OpenEXR or
> 16-bit PNG?

I just tried Bits_Per_Color=16, but at least my eye can't spot the difference. I
cound't find OpenEXR in the POVray documentation. Do I need to install 3.7 for
that?

> My favorite way of getting rid of these artifacts is to render to
> OpenEXR, and then use IC to convert to the target 8-bit image format. As
> IC uses dithering for such conversions, instead of the banding you'll
> get 1-bit noise, which the human eye does not notice anymore.

Ah, you could be speaking chinese to me with the same effect ;-) If you could
spare some time to translate that to layman terms, I would very much appriciate
it.

Thanks, Joost

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