[mapserver-users] Display GeoTIFF raster data

Lowell Filak lfilak at medinaco.org
Mon Jul 29 07:17:31 PDT 2002


Assuming that the problem is that the image does not display when you add a layer to the mapfile for the image:
Does the extents of the image match the extents specified in the mapfile?
If not then is there a projection defined in the mapfile & if so is it different than the images projection with a different projection defined for the layer containing the image?
If the image has a different projection than the map does 'mapserv -v' show gdal & proj support?
Lowell F.

The following message was sent by Stefan Stern <mail2stern at gmx.net> on Mon, 29 Jul 2002 13:39:44 +0100.

> Hi NG,
> 
> after spending some days on trying to display a GeoTiff image in 
> mapserver I ask for your advice.
> Compared to the example used in the tutorial ( 
> http://terrasip.gis.umn.edu/projects/tutorial35/s2/s2ex3.html ) image 
> dataset is more complex.
> It includes the following values for each pixel:
> 
> ################
> Scrn: R:146 G:103 B:50
> Projection: GEOTIFF (Transverse Mercator)
> Map: 267457.50E,197788.50N Meters
> LL : 3.548576N, 1.228218W
> Data: R:136 G:102 B:68
> ###############
> 
> How do I display this image in mapserver?
> Do I need to rewrite header information of the source image or is it 
> just a question of "How to display it in mapserver"?
> Is there some additional documentation / reference available?
> 
> Thanks for suggestions.
> 
> Regards,
> Stefan
> 
> 
> 
> 




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