[Mediawiki-l] .png image text font mis-scaled

Mike mikelisanke at gmail.com
Tue Jan 12 04:00:41 UTC 2010


MediaWiki had a default install and I see Imagemagick commented in
LocalSettings.php so I infer from your note that libgd is doing the
scaling (I was unaware beyond your reply). I'll try placing the .png I
reference in the files section for your demonstration. Thanks.

On Jan 11, 12:20 pm, Platonides <Platoni... at gmail.com> wrote:
> Mike wrote:
> > I've run into a problem with images I'm converting from another
> > source. The most accurate intermediate format seamed to be .png,
> > however; I've run into a repeated problem with some images display. On
> > certain images, some of the text rendered has been misscaled and is
> > inconsistant with the surrounding image. The text is correctly located
> > on the displayed image. At first, I thought this was a problem with
> > the software generating the .png file from its source. These are
> > ChemDraw format images and are being converted by ChemDraw. In further
> > looking at the intermediate, I find I can correctly view the .png file
> > with other windows utilities without the font scale problem. These
> > utilities Paint and Windows Photo Gallery also have no problem scaling
> > the image. I have also attempted enabling .svg image format hoping it
> > would be a convenient intermediate, but; the added work to support
> > browsers without native .svg gave me pause.
>
> > Can anyone familiar with the .png scaling process comment on why (only
> > certain) text in .png files does not scale properly? I'm using
> > MediaWiki 1.15.1. Thanks for any help.
>
> Can you provide a sample of such misscaled images?
> What are you using for scaling? libgd or imagemagick?
> Seems like a bug you should pass to the software you are using for
> resizing the images.
>
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