[gdal-dev] Converting big Intergraph cit files

Andreas Neumann a.neumann at carto.net
Wed May 6 10:26:18 EDT 2009


Thanks, Lucena.

This seems to the issue. I am using 1.6.0 (not trunk). Meanwhile I was
able to solve the issue with nconvert (xnview) as a workaround.

Thanks,
Andreas

On Wed, May 6, 2009 4:01 pm, Lucena, Ivan wrote:
> Andreas,
>
> If that issue is related to http://trac.osgeo.org/gdal/ticket/1959 check
> the version you are using.
>
> Ivan
>
>
>>  -------Original Message-------
>>  From: Andreas Neumann <a.neumann at carto.net>
>>  Subject: [gdal-dev] Converting big Intergraph cit files
>>  Sent: May 06 '09 01:58
>>
>>  Hi all,
>>
>>  I am trying to convert Intergraph cit files. While it works perfectly
>> fine
>>  for medium-size cit files it fails for bigger cit files. I get the
>>  following error message:
>>
>>  user at server:/home/www/mapserverdata/lk_alt$ gdal_translate -of GTiff
>>  -a_srs EPSG:21781 -a_nodata 0 -co 'TFW=YES' -co 'COMPRESS=PACKBITS' -co
>>  'NBITS=1'
>> /home/an/server/geonis/UsterAV01/LK_Raster/B_Kirchuster/b04.cit
>>  b04.tif
>>  Input file size is 46368, 46368
>>  0ERROR 6: Too big block : 46368 * 46368
>>  ERROR 6: Too big block : 46368 * 46368
>>  ERROR 1: GetBlockRef failed at X block offset 0, Y block offset 0
>>
>>  Files with sizes below 30000 x 30000 pixels convert fine.
>>
>>  I know, those eccentric Intergraph raster files are going to die/fade
>>  away, anyway - that's why I want to convert them to something more
>>  mainstream ...
>>
>>  Is there any compile-time switch or a commandline option I could use to
>>  work around the problem with bigger cit files?
>>
>>  http://www.gdal.org/frmt_intergraphraster.html doesn't list any size
>>  limitations with the intergraph drivers.
>>
>>  Thanks,
>>  Andreas
>>
>>  --
>>  Andreas Neumann
>>  http://www.carto.net/neumann/
>>  http://www.svgopen.org/
>>
>>  _______________________________________________
>>  gdal-dev mailing list
>>  gdal-dev at lists.osgeo.org
>>  http://lists.osgeo.org/mailman/listinfo/gdal-dev
>>
>
>


-- 
Andreas Neumann
http://www.carto.net/neumann/
http://www.svgopen.org/



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