[gdal-dev] Re: gdal_retile and nodata

christian.mueller at nvoe.at christian.mueller at nvoe.at
Fri May 21 09:50:35 EDT 2010

AFAIK at the time I did the gdal_retile there was no concept of aux.xml files.

Anyways, the utility does no image operation itself, we will see on Monday.

Quoting acangi <aca at ngi.be>:

> After removing the GDAL_PAM_ENABLED=NO, I made a
> gdal_translate -a_nodata 0
> on the files, this generated the aux.xml files, and gdalinfo shows now the
> nodata values :
> Band 1 Block=4000x16 Type=Byte, ColorInterp=Red
>   NoData Value=0
> Band 2 Block=4000x16 Type=Byte, ColorInterp=Green
>   NoData Value=0
> Band 3 Block=4000x16 Type=Byte, ColorInterp=Blue
>   NoData Value=0
> gdal_retile is currently running, but it doesn't produce aux.xml files.
> gdalinfo doesn't show any nodata value on the files generated by
> gdal_retile. So I guess when the next level will start computing, the same
> problem will reproduce. I should see the result monday.
> Alain
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