is the blue of your lake inside your palette.txt ? if so, you shouldn't be getting those discrepancies.
regards, thomas www.camptocamp.com +33 5 16 57 01 02 On Wed, Oct 28, 2009 at 11:25, Espen Isaksen <[email protected]> wrote: > Hi! > > We are testing out using a palette file in our outputformat to > decrease file size in the png output. Most of the time this works > great, but some times when we are tiling the data we get some errors. > The color seem to shift to a similar color from one tile to another. > > We have added the colors we use in the map file in the palette.txt > file. The documentation says it needs 256 colors in the map file, but > we do not use that many colors right now. (we tried adding the same > color more than one time, but that created other problems....) > > I have attached a png file showing the problem across a lake. The > color on the right side is the correct color and the color we have > added to the palette file. The color on the left side of the lake is > not something we have set. > > I have also added the palette.txt file and the outputformat we use is this: > > OUTPUTFORMAT > NAME "png" > DRIVER "AGG/PNG" > MIMETYPE "image/png" > IMAGEMODE "rgb" > EXTENSION "png" > FORMATOPTION "PALETTE_FORCE=TRUE" > FORMATOPTION "PALETTE=/data/maps/palette.txt" > END > > Does anybody know why this happens in Mapserver and how to fix it? > > Espen > > _______________________________________________ > mapserver-users mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/mapserver-users > > _______________________________________________ mapserver-users mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/mapserver-users
