[mapserver-users] Cannot display raster: MapServer shows white rectangle instead of the raster.

[David Martinez Morata]

Hello!

Maybe its your IMAGECOLOR 255 255 255
In your map file
Comment this with #, and test it.


2008/6/6 kreshna_iceheart at yahoo.com <kreshna_iceheart at yahoo.com>:

> Is it coordinate problem or gdal problem? Please help. Please please help.
> :(
>
> I am using Map Server for windows (ms4w) with MapServer version 4.6.1. I
> created a simple mapfile to display a TIFF raster image named industri.tif.
> The TIFF raster image has separated world file named industri.tfw.
>
> The contents of the industri.ftw is as follows:
>      1.000
>      0.000
>      0.000
>     -1.000
>  679316.007
> 9318670.876
>
> Meanwhile, the extent of the mapfile is as follows:
>  EXTENT      679326.0 9317932.0 680607.0 9318665.0
>
> By comparing the two sets of coordinates above (.tfw contents and EXTENT
> value), I think the raster should display properly, shouldn't it?
>
>
> Also, below is my raster layer definition. There is nothing wrong with it,
> isn't there?
>  LAYER
>    NAME Industri
>     TYPE RASTER
>      STATUS  ON
>      DATA "C:\mapfiles\shp\RASTER\industri.tif" # contoh, pakai file world
>    CLASS
>       NAME 'Industri'
>    END
>  END
>
>
> Alas, when I open the map with my browser, the raster does not show.
> Instead, the page only show a white rectangle (blank rectangle?). Browsing
> in map mode (&mode=map) does not help either. In fact, browsing in map mode
> shows a big empty page.
>
> And when I browsed the \temp folder (IMAGEPATH), the resulting JPG file is
> nothing but white rectangle. The size, however, is correct (640x400 as
> specified in the mapfile), but it is a white rectangle instead of the raster
> image.
>
> The temporary JPG file is attached (Industri12128218881248.jpg).
>
> I suspect it is a gdal problem, but my ms4w does support gdal, as shown
> below:
> C:\ms4w\Apache\cgi-bin>mapserv.exe -v
> MapServer version 4.6.1 OUTPUT=GIF OUTPUT=PNG OUTPUT=JPEG OUTPUT=WBMP
> OUTPUT=PDF
>  OUTPUT=SWF OUTPUT=SVG SUPPORTS=PROJ SUPPORTS=FREETYPE SUPPORTS=WMS_SERVER
> SUPPO
> RTS=WMS_CLIENT SUPPORTS=WFS_SERVER SUPPORTS=WFS_CLIENT SUPPORTS=WCS_SERVER
> INPUT
> =JPEG INPUT=POSTGIS INPUT=OGR INPUT=GDAL INPUT=SHAPEFILE DEBUG=MSDEBUG
>
> I also have the following *.dll files in C:\ms4w\Apache\cgi-bin\ folder:
> gdal12.dll
> NCScnet.dll
> NCSEcw.dll
> NCSUtil.dll
> xerces-c_1_6_0.dll
>
> So I think all the necessary *.dlls are complete.
>
> I have tried copying the *.dll above to C:\WINDOWS\System32\, but to no
> avail. MapServer still displays white rectangle instead of the raster image.
>
> I have opened the TIFF raster image using Photoshop as well, and yes, it is
> a correct raster image, not white rectangle. But still, MapServer displays
> nothing but white rectangle.
>
> What should I do? What's wrong? MapServer 4.6.1 is capable to display
> raster image, isn't it? I really need to display the raster image, what
> should I do? Please please help. :(
>
> Thanks & S.O.S,
> -Kresh
>
> PS: the mapfile and html template is attached
>
>
>
>
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> mapserver-users at lists.osgeo.org
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>
>
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