[mapserver-users] Disregard ECW header for TFW in TILEINDEX ?
Jukka.Rahkonen at mmmtike.fi
Wed Apr 28 05:32:08 EDT 2010
I believe that version 5.2.1 supports setting EXTENT_PRIORITY. Read http://lists.osgeo.org/pipermail/mapserver-users/2008-October/058227.html
Lars I. Nielsen wrote:
> Hi Frank,
> This may work, but I'm unable to test it, since I'm currently unable to
retrieve anything newer than 5.2.1 (included in the latest ms4w.zip).
There's a newer version 5.7beta of Mapserver included in the FWTools
package, but the DLL set it uses seems totally different from the one
used in cgi-bin in the ms4w package.
> Please advise as to how I can download a newer version of Mapserver.
> Best regards / Med venlig hilsen
> Lars I. Nielsen
> GIS & DB Integrator
Frank Warmerdam skrev:
> Lars I. Nielsen (GisPro) wrote:
>> I'm trying to set up Mapserver as a WMS server, serving multiple
>> seamless coverages consisting of ECW raster tiles.
>> My problem is, that the ECW files have been delivered with faulty
>> header information, and there's too many to fix manually, and the
>> error cannot easily be remedied programmatically.
>> However, I have generated TFW files for each tile that are correct,
>> but how do I force Mapserver to use the TFW files and disregard the
>> faulty ECW header ?
> As it happens this is not a unique situation and MapServer itself has
> logic to address it. If you add:
> PROCESSING "EXTENT_PRIORITY=WORLD"
> to your layer definition, then world files will be searched for in
> to using the georeferencing returned by GDAL. I'm not sure exactly
> when this
> was incorporated but I imagine it is in 5.4 and later. Also the file
> should likely be either .eww or .wld, not .tfw for ecw files.
> Best regards,
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