[mapserver-users] Display raster image

[Matt McClelland]

Thanks Jukka

The projection block did the trick.
Now producing beautiful maps  :)

Thanks

Matt  :)


On Tue, Sep 20, 2011 at 1:48 PM, Rahkonen Jukka
<Jukka.Rahkonen at mmmtike.fi>wrote:

> Hi,
>
> Usually this means that everything is OK but you are somehow asking image
> from an area that is not covered by your image.  Tell us
> - the EXTENT in your mapfile
> - the PROJECTION block of the mapfile at MAP level
> - the request you are using for getting the image
>
> Add DEBUG 5 into your mapfile and you will get useful information into log
> file that is defined with MS_ERRORFILE
> It is good to use projection block for all the layers too. In your case it
> looks like is should be
> PROJECTION
> "init=epsg:4326"
> END
>
> -Jukka Rahkonen-
>
> Matt McClelland wrote:
>
>
> > Hi
>
> > I am wanting to display a geotiff for map shading, but it is not
> displaying
> > I have this as the first layer entry in the .map file
>
> > LAYER
>  NAME "hillshade"
>  DATA "/var/www/osm/hill/S34E151.tif"
>  TYPE RASTER
>  STATUS ON
> END
>
> > and even when I generate a map with just the hillshade layer (in the area
> of the tif) there is no hill shading
> > If I change the file name to something silly, I get an error saying the
> file can not be found, but as is there is no > error message.  With just the
> hillshade layer on I just get a white image back.
>
> > Any hints on how I might solve this???
>
> Running # gdalinfo S34E151.tif
> give me this
> -------------------
> Driver: GTiff/GeoTIFF
> Files: S34E151.tif
> Size is 1201, 1201
> Coordinate System is:
> GEOGCS["WGS 84",
>    DATUM["WGS_1984",
>        SPHEROID["WGS 84",6378137,298.257223563,
>            AUTHORITY["EPSG","7030"]],
>        AUTHORITY["EPSG","6326"]],
>    PRIMEM["Greenwich",0],
>    UNIT["degree",0.0174532925199433],
>    AUTHORITY["EPSG","4326"]]
> Origin = (150.999583333333334,-32.999583333333334)
> Pixel Size = (0.000833333333333,-0.000833333333333)
> Metadata:
>  AREA_OR_POINT=Area
> Image Structure Metadata:
>  INTERLEAVE=BAND
> Corner Coordinates:
> Upper Left  ( 150.9995833, -32.9995833) (150d59'58.50"E, 32d59'58.50"S)
> Lower Left  ( 150.9995833, -34.0004167) (150d59'58.50"E, 34d 0' 1.50"S)
> Upper Right ( 152.0004167, -32.9995833) (152d 0' 1.50"E, 32d59'58.50"S)
> Lower Right ( 152.0004167, -34.0004167) (152d 0' 1.50"E, 34d 0' 1.50"S)
> Center      ( 151.5000000, -33.5000000) (151d30' 0.00"E, 33d30' 0.00"S)
> Band 1 Block=1201x6 Type=Byte, ColorInterp=Gray
>  NoData Value=0
> ------------------
>
>
> Matt  :)
>
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