[gdal-dev] Re:

Frank Warmerdam warmerdam at pobox.com
Thu Sep 17 14:05:02 EDT 2009

Riki Tiki wrote:
> @Frank and Hermann: Thanks a lot!
> My other question is as follows:
> 1) gdal_translate -of AAIGrid a.tif a.asc
> it creates the following: a.asc (ASC File), a.asc.aux (XML Document), and a
> (IDL project file)...


Not that the .prj file is not an IDL project file, it is an ArcGIS
projection file.

> now to do the reverse i do the following:
> 2) gdal_translate -of GTiff a.asc a.tif
> it creates: a.tif (TIF Image)
> but when i open a.tif with ArcGIS it shows that its statistics are not
> calculated...
> Can you tell me how to create the 2) with statistics already computed? So
> that when i open it in ArcGis for example I do not have to ask ArcGIS to
> compute the statistics? Thanks a lot!

If you use a recent enough version of ArcGIS the following *might*
precompute the stats in a useful fashion for ArcGIS.

   gdalinfo -stats a.tif

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

More information about the gdal-dev mailing list