AGG/GIF
thomas bonfort
thomas.bonfort at GMAIL.COM
Wed Nov 7 08:52:45 PST 2007
you can mix outputformats in the mapfile, ie have multiple
OUTPUTFORMAT...END blocks.
but only one is used at a time when the actual drawing takes place, so you
can't have different outpuformats for different layers.
tb
On 11/7/07, Milo van der Linden <mlinden at zeelandnet.nl> wrote:
>
> Am I correct when I assume that in a single mapfile you can mix AGG and
> GD outputformats?
>
> Frank Warmerdam schreef:
>
> Frédéric Junod wrote:
>
> Hi all,
>
> Does the AGG renderer support gif ?
>
> I suspect no because [1] don't mention it.
>
> I've try with:
>
> OUTPUTFORMAT
> NAME gif
> DRIVER "AGG/GIF"
> MIMETYPE "image/gif"
> END
>
> But mapserv returns:
> "loadOutputFormat(): General error message. OUTPUTFORMAT clause references
>
> driver AGG/GIF, but this driver isn't configured."
>
>
> Frédéric,
>
> I think the issue is that AGG produces 24bit output images, not 8bit
> paletted
> as supported by GIF. So only 24bit image formats (PNG, JPEG) are
> available.
> In theory GIF could be supported by "crushing" the image down to 8bit
> paletted
> after rendering is complete, but I think the results would be very
> unsatisfactory in most cases.
>
> Best regards,
>
>
>
> --
>
>
> Milo van der Linden
> skype: milovanderlinden
> mlinden at zeelandnet.nl
> milovanderlinden at gmail.com
> milo at 3dsite.nl
> http://www.3dsite.nl
>
>
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>
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