Casper, You can edit the vrt file in a text editor. Just make a copy of the elements of one file and change them according to the fourth file. You can refer to the VRT tutorial[1] if you have any doubts.
Can you provide the full gdalinfo report of the two files? [1]: http://www.gdal.org/gdal_vrttut.html On Tue, Jul 31, 2012 at 7:16 PM, Casper Børgesen (CABO) <c...@niras.dk>wrote: > What do you mean by manually? I run gdalbuildvrt using the command line, > so I don’t understand how it can be done more manually J**** > > ** ** > > gdalbuildvrt myfile.vrt file1.tif file2.tif file3.tif file4.tif**** > > ** ** > > I have tried using an old version of gdalinfo (1.7.0) and it gives tells > me that my first 3 bands in the old file contains a mask flag:**** > > ** ** > > Mask Flags: PER_DATASET ALPHA**** > > ** ** > > This flag is not present in the 3 new files. Could this be the reason? *** > * > > ** ** > > Btw. my normal version of gdal is 1.9.**** > > ** ** > > Regards, Casper**** > > ** ** > > *From:* Chaitanya kumar CH [mailto:chaitanya...@gmail.com] > *Sent:* 31. juli 2012 15:30 > *To:* Casper Børgesen (CABO) > *Cc:* gdal-dev@lists.osgeo.org > *Subject:* Re: [gdal-dev] gdalbuildvrt problem with heterogenous band > characteristics**** > > ** ** > > Casper, > > This message should not appear unless there is a difference in the band > data type, colour interpretation or the band order. > Can you check if manually adding the old file works?**** > > On Mon, Jul 30, 2012 at 11:01 PM, Casper Børgesen (CABO) <c...@niras.dk> > wrote:**** > > Hi! **** > > **** > > I’m trying to create a VRT file from 4 GeoTIFFs using gdalbuildvrt. Three > of the GeoTIFFs are created using OrthoVista and the last one created with > an earlier version of the same program. When I run gdalbuildvrt I get the > following error message when I try to add the file created by the early > version: **** > > **** > > Warning 6: gdalbuildvrt does not support heterogenous band > characteristics. Skipping...**** > > **** > > Running gdalinfo on the 4 files I see only a difference in the metadata > section (and of course in the coordinates). **** > > In the following is the band information from two of the files:**** > > **** > > [From new version]**** > > Band 1 Block=6250x20 Type=Byte, ColorInterp=Red**** > > Overviews: 1024x1024**** > > Band 2 Block=6250x20 Type=Byte, ColorInterp=Green**** > > Overviews: 1024x1024**** > > Band 3 Block=6250x20 Type=Byte, ColorInterp=Blue**** > > Overviews: 1024x1024**** > > Band 4 Block=6250x20 Type=Byte, ColorInterp=Undefined**** > > Overviews: 1024x1024**** > > **** > > [From earlier version]**** > > Band 1 Block=6250x20 Type=Byte, ColorInterp=Red**** > > Overviews: 1024x1024**** > > Band 2 Block=6250x20 Type=Byte, ColorInterp=Green**** > > Overviews: 1024x1024**** > > Band 3 Block=6250x20 Type=Byte, ColorInterp=Blue**** > > Overviews: 1024x1024**** > > Band 4 Block=6250x20 Type=Byte, ColorInterp=Undefined**** > > Overviews: 1024x1024**** > > **** > > To me they seem identical and I can display them both using QGis 1.8. I > guess that the difference is deeper inside the TIFFs than gdalinfo informs > me about – what can I do to avoid this problem?**** > > **** > > Regards Casper**** > > > _______________________________________________ > gdal-dev mailing list > gdal-dev@lists.osgeo.org > http://lists.osgeo.org/mailman/listinfo/gdal-dev**** > > > > > -- > Best regards, > Chaitanya kumar CH. > > +91-9494447584 > 17.2416N 80.1426E**** > -- Best regards, Chaitanya kumar CH. +91-9494447584 17.2416N 80.1426E
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