Re: IDAT: invalid distance too far back

GLENN PEHRSON <[email protected]>
Newsgroups gmane.comp.video.graphicsmagick.help
Message-ID <[email protected]>
> On June 2, 2017 at 10:41 AM Przemysław Sobala <[email protected]> wrote:
> 
> 
>     Hi
> 
>     I've got an image that fails during conversion with error:
> 
>      
> 
>     IDAT: invalid distance too far back (gtkpod-main01-666a3ca4fb08a567d0.png)
> 
>     http://m.komorkomania.pl/gtkpod-main01-666a3ca4fb08a567d0.png
> 
>     It can be open with FFmpeg, Firefox and Chrome but cannot with eog, gimp or kolourpaint. Is it somehow curruped? Can GraphicsMagick handle that kind of corruption and convert it anyway like e.g. FFmpeg does?
> 
>     --
>     Regards
>     Przemysław Sobala
> 

Try running pngfix which comes with libpng16.


Glenn
 

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