Hi
what about the built-in "VRT Builder" in the "Tools" menu? Does that work as
expected?
Oliver
> Hi,
>
> you probably have the same problem as discussed a while ago in the
> german forum
> http://www.naviboard.de/vb/showthread.php?p=476146#post476146
>
> On Windows, the shell does not expand the wildcards and gdalbuildvrt
> does not expand them either.
>
> I have been successful with a 2-setp approach:
> - first create a list of the *.hgt files in a file
> - then run gdalbuildvrt on this file list
>
> for %f in (*.hgt) DO echo %f >> hgt_list.txt
> gdalbuildvrt -vrtnodata 32767 Alpen.vrt -input_file_list hgt_list.txt
>
>
> HTH
>
> Helmut
>
> Am 09.03.2015 um 10:13 schrieb Mitxel In:
> > Hi Rj
> >
> > I don't know about the limitation on the number of files with
> > gdalbuildvrt.
> >
> > The file list that you are showing does not fit the Portugal area: you
> > are missing a lot of hgt files for the contienetal area of Portugal, and
> > in the other hand there are a lot of files for areas out of Portugal (I
> > think). So QLGT can not read the missing data.
> >
> > From Viewfinder panoramas
> >
> > <http://www.viewfinderpanoramas.org/Coverage%20map%20viewfinderpanoramas_o
> > rg3.htm> you can get 28 hgt files covering all the continental area of
> > Portugal with a 3 arc second resolution (about 90m). Download all of them
> > and then build the VRT file.
> >
> > As the resolution is 3", you might name this file something like this:
> > portugal-hgt3sec.vrt
> >
> > Hope it helps
> >
> > 2015-03-06 22:36 GMT+01:00 RJ_ASUS <[email protected] <mailto:[email protected]>>:
> > Hello again Mitxel In____
> >
> > __ __
> >
> > I've noticed that the ____
> >
> > gdalbuildvrt.exe C:/CARTO/DEM/PORTUGAL/portugal-hgt1sec.vrt
> > C:/CARTO/DEM/PORTUGAL/*.hgt____
> >
> > command only creates DEM data for "half" of Portugal (Northern
> > half). The other half don’t show any DEM data.____
> >
> > __ __
> >
> > The hgt files I have are the following, and include the Continental
> > country as well as the Islands of Madeira and Azores:____
> >
> > __ __
> >
> > ____
> >
> > __ __
> >
> > Is there a limit on the max number of hgt files it can process (92
> > hgt files) ? or could it be something else ?____
> >
> > __ __
> >
> > Once again thank you for your help.____
> >
> > __ __
> >
> > RJ____
> >
> > __ __
> >
> > *De:*Mitxel In [mailto:[email protected]
> > <mailto:[email protected]>]
> > *Enviada:* domingo, 22 de Fevereiro de 2015 19:16
> > *Para:* QLandkarte GT
> > *Assunto:* Re: [Qlandkartegt-users] HELP - converting DEM files on
> > Windows____
> >
> > __ __
> >
> > Hello RJ____
> >
> > I think there is no need to convert your *.hgt files to TIFF____
> >
> >
> > Qlandkartegt can load the HGT files , so you can add HGT files as
> > DEM for your Freizeitkarte vectorial map and no conversion is
> > needed.____
> >
> > For Portugal you will get a set of 28 HGT files from viewfinder
> > panoramas. This could be a bit dificult to manage so you might want
> > to build an unique DEM file covering all your country. You can do
> > this very easy with a gdal virtual file (*.VRT)____
> >
> > To do so:
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