"Nicolas Calimet" <pov### [at] freefr> wrote in message
news:419251fe$1@news.povray.org...
> > If I open this file in PhotoShop or ImageReady, it's fine. But the
Windows
> > XP thumbnail preview is buggered.
>
> MegaPOV 1.1 uses the libpng library version 1.2.6 to output to PNG
> format.  Unfortunately it has been found afterwards that this version of
> libpng is a bit buggy.  The problem is described in the orange section
> "Broken-Image Warning" on http://www.libpng.org/pub/png/libpng.html .
> As you can see it affects in particular Microsoft Word and MS Internet
> Explorer.  So your problem is known and as a simple solution at the
> moment, as suggested in the link above (i.e. you can recompress the
> PNG file using the pngcrush utility).
>

Ah, spot on mate... thanks a lot :)

David

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