http://mapserver.gis.umn.edu/docs/reference/mapfile/outputformat

eg.

OUTPUTFORMAT
   NAME jpeg
   DRIVER "GD/JPEG"
   MIMETYPE "image/jpeg"
   IMAGEMODE RGB
   FORMATOPTION  "QUALITY=95"
END

/a

carlo.calvino at email.it wrote:
> Hello Armin, hello all
> is it possible to set the jpeg quality output? I would like to set an 
> higher quality since some layers show jpeg artifacts. I would resolve 
> the problem with gif output, but unlucky I also have an ecw raster that 
> requires a 24-bit-output. Then I tried with ping, that supports 24 bit 
> (I setted IMAGETYPE PNG24) but the output is 8 bit...I don't know 
> why...with maplab, png24 was very good-lucking.
> 

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