[FWTools] need assistance with gdal_retile.py - FWTwools 2.4.2 Windows

Frank Warmerdam warmerdam at pobox.com
Thu Jul 30 09:22:57 EST 2009

Mark Volz wrote:
> Hello,
> I would like to create a tilecache for my air photos to be used in my 
> mapserver application.  It is my understanding that you can use 
> gdal_retile.py to do this.  I installed the full installation of FWTools 
> 2.4.2 for windows.  When I ran tilecache I had the following errors: 
> File "C:\PROGRA~1\FWTOOL~1.2\bin\gdal_retile.py", line 36, in <module>
>     import gdal
> File "C:\PROGRA~1\FWTOOL~1.2\pymod\gdal.py", line 191, in <module>
>     import _gdal
> ImportError: No module named _gdal


FWTools installs it's components in a local FWTools environment.  It
does not update the system Python with the GDAL packages. The following
page includes info on installing windows binaries that I think may
do what you need.


> Could anyone assist me in getting a tilecache set up?   I also was 
> confused as the help page http://gdal.org/gdal_retile.html did not 
> address the source raster file. 

The source raster file is the argument listed as "input_files".  What
else did you need to know?

Best regards,
I set the clouds in motion - turn up   | Frank Warmerdam, warmerdam at pobox.com
light and sound - activate the windows | http://pobox.com/~warmerdam
and watch the world go round - Rush    | Geospatial Programmer for Rent

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