[Qgis-user] Problem merging rasters

Gerardo Jimenez gejst5 at hotmail.com
Thu Nov 15 06:30:52 PST 2012


Thanks any everyone for their help. As André  and Andy the accented letter in the folder name was the culprit. As soon as I changed to a non accented character all worked as it suposed to be ( and pretty fast!)
Thanks every one, again, for your time in solving this issue

Gerardo Jiménez Delgado
Instituto de Investigaciones Antropológicas
Universidad Nacional Autónoma de México
Ciudad Universitaria s/n
Coyoacan 04510
Mexico City
Mexico

56 22 95 16

> To: qgis-user at lists.osgeo.org
> From: andre+joost at nurfuerspam.de
> Date: Thu, 15 Nov 2012 12:42:04 +0100
> Subject: Re: [Qgis-user] Problem merging rasters
> 
> Hi,
> confirmed here, and opened a ticket for it:
> http://trac.osgeo.org/gdal/ticket/4895
> 
> Seems it does not affect all Gdal tools.
> 
> Greetings,
> André Joost
> 
> Am 15.11.12 10:48, schrieb Andy Harfoot:
> > If you compare the path to the images shown in the properties and in the error
> > reports from GDAL, you can see that the accented letter á in the folder name is
> > missing from the latter - this suggests to me that GDAL is having a problem
> > accessing folders with that character - try renaming the folder and running the
> > command again.
> >
> > Andy
> >
> > Gerardo Jimenez wrote:
> >>  Hi
> >>
> >>  I am trying to merge two raster dems. The project, the layers are all on the
> >>  same crs (EPSG 4326) This is what I have:
> >>
> >>  ERROR 4: `C:/Anita_Tepoztln/Rasters/e142.tif' does not exist in the file system,
> >>  and is not recognised as a supported dataset name.
> >>
> >>  ERROR 4: `C:/Anita_Tepoztln/Rasters/e145.tif' does not exist in the file system,
> >>  and is not recognised as a supported dataset name.
> >>
> >>  Traceback (most recent call last):
> >>
> >>  File "C:\PROGRA~2\Quantum GIS Lisboa\bin\gdal_merge.py", line 509, in
> >>  sys.exit(main())
> >>  File "C:\PROGRA~2\Quantum GIS Lisboa\bin\gdal_merge.py", line 392, in main
> >>  ulx = file_infos[0].ulx
> >>  IndexError: list index out of range
> >>
> >>  I am able to load both raster and check their propertieies, for instance
> >>
> >>  Driver: GTiff/GeoTIFF Files: C:\Anita_Tepoztlán\Rasters\e145.tif
> >>  C:\Anita_Tepoztlán\Rasters\e145.tif.aux.xml Size is 7200, 3600 Coordinate
> >>  System is: GEOGCS["WGS 84", DATUM["WGS_1984", SPHEROID["WGS
> >>  84",6378137,298.257223563, AUTHORITY["EPSG","7030"]],
> >>  AUTHORITY["EPSG","6326"]], PRIMEM["Greenwich",0],
> >>  UNIT["degree",0.0174532925199433], AUTHORITY["EPSG","4326"]]
> >>
> >>  I do not know waht is wrong, any ideas are welcome....
> >>
> >>  I am using Lisboa standallone installer in win 7 64 16gb of RAM
> >>
> >>
> >>  Gerardo Jiménez Delgado
> >>  Instituto de Investigaciones Antropológicas
> >>  Universidad Nacional Autónoma de México
> >>  Ciudad Universitaria s/n
> >>  Coyoacan 04510 Mexico City
> >>  Mexico 56 22 95 16
> >>  --------------------------------------------------------------------------------
> >>
> >>  _______________________________________________
> >>  Qgis-user mailing list
> >>  Qgis-user at lists.osgeo.org
> >>  http://lists.osgeo.org/mailman/listinfo/qgis-user
> >>
> >
> >
> > --
> > Andy Harfoot
> >
> > GeoData Institute
> > University of Southampton
> > Southampton
> > SO17 1BJ
> >
> > Tel:  +44 (0)23 8059 2719
> > Fax:  +44 (0)23 8059 2849
> >
> > www.geodata.soton.ac.uk
> >
> >
> >
> >
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> > Qgis-user at lists.osgeo.org
> > http://lists.osgeo.org/mailman/listinfo/qgis-user
> 
> 
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