[mapserver-users] differing image size with different mapserver versions
Lars Schylberg
lars.schylberg at blixtmail.se
Sat May 15 10:24:23 PDT 2021
Hi,
When I look at the images it seems like the 7.6 have anti-aliasing but
the 6.4 does not have it. The 7.6 is more fuzzy and the 6.4 image You
could that the river is not as smooth.
/Lars S.
Den 2021-05-15 kl. 17:43, skrTo ev Richard Greenwood:
> I get significantly different image sizes between MapServer 6.4 and
> 7.6 with the same output format definition. I've tried many variations
> of the following.
>
> OUTPUTFORMAT
> NAME "png-test"
> DRIVER "AGG/PNG" # GD driver is same (6.4 only)
> MIMETYPE "image/png; mode=8bit"
> IMAGEMODE PC256
> FORMATOPTION "QUANTIZE_FORCE=on"
> FORMATOPTION "QUANTIZE_COLORS=256"
> EXTENSION "png"
> # TRANSPARENT on or off makes little difference
> END
>
> MapServer 6.4 <https://greenwoodmap.com/mapserv64.png> is 90kB,
> MapServer 7.6 <https://greenwoodmap.com/mapserv76.png> is 320kB. Any
> suggestions as to how I can get my MapServer 7.6 image sizes down
> closer to what I'm getting in MapServer 6.4?
>
> Thanks,
> Rich
>
> --
> Richard W. Greenwood, PLS
> www.greenwoodmap.com <http://www.greenwoodmap.com>
>
> _______________________________________________
> mapserver-users mailing list
> mapserver-users at lists.osgeo.org
> https://lists.osgeo.org/mailman/listinfo/mapserver-users
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