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List:       kde-devel
Subject:    Re: A very old problem with animated GIFs
From:       Lars Knoll <knoll () kde ! org>
Date:       2001-08-30 19:42:34
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Hi Pavel,

the problem is known, but will only be fixed once we switch to Qt 3. 
Basically it's some very rare GIFs using some feature Qt 2.x doesn't support 
100% correctly (and can't support because this would break compatibility). It 
is fixed in Qt3.

Lars

On Thursday 30 August 2001 19:28, Pavel Troller wrote:
> Hi!
>   Let me reintroduce a problem, which I already discussed with coolo at the
> end of January 2001. Since then, the problem persists, and even being
> almost harmless, it's annoying.
>   The problem is that some animated GIFs with transparent background are
> animated incorrectly in konqueror  - the background is filled with random
> patterns in some frames.
>   As an example, try http://www.sinus.cz/~patrol/r_zpe_on.gif (C&P'd just
> from konq, I hope the URL is correct :-)).
>   The dog should move his hand but the background should stay the same.
> Note that in a VERY RARE case, it works well, probably because the random
> pattern is just all 0's.
>   The problem is very weird - not all images are doing it, even coming from
> the same site, created by the same person with the same program, using the
> sam colors etc.
>   I think it's a time to fix it finally, but I'm too dumb for doing it
> myself :-(
>                                     With regards, Pavel Troller
>
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