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<p class="MsoNormal">Hi! <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="EN-US">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:
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-indent:65.2pt"><span lang="EN-US" style="mso-fareast-language:DA">Warning 6: gdalbuildvrt does not support heterogenous band characteristics. Skipping...<o:p></o:p></span></p>
<p class="MsoNormal" style="text-indent:65.2pt"><span lang="EN-US" style="mso-fareast-language:DA"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Running gdalinfo on the 4 files I see only a difference in the metadata section (and of course in the coordinates).
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">In the following is the band information from two of the files:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">[From new version]<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Band 1 Block=6250x20 Type=Byte, ColorInterp=Red<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> Overviews: 1024x1024<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Band 2 Block=6250x20 Type=Byte, ColorInterp=Green<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> Overviews: 1024x1024<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Band 3 Block=6250x20 Type=Byte, ColorInterp=Blue<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> Overviews: 1024x1024<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Band 4 Block=6250x20 Type=Byte, ColorInterp=Undefined<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> Overviews: 1024x1024<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">[From earlier version]<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Band 1 Block=6250x20 Type=Byte, ColorInterp=Red<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> Overviews: 1024x1024<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Band 2 Block=6250x20 Type=Byte, ColorInterp=Green<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> Overviews: 1024x1024<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Band 3 Block=6250x20 Type=Byte, ColorInterp=Blue<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> Overviews: 1024x1024<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Band 4 Block=6250x20 Type=Byte, ColorInterp=Undefined<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> Overviews: 1024x1024<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">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?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Regards Casper<o:p></o:p></span></p>
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