[gdal-dev] Programmatically writing VRT files

[Frank Warmerdam]

Andrew Brooks wrote:
> Hello
> 
> I'm trying to write a program to create a VRT file that represents
> raw data held in separate files by following the example in
> http://www.gdal.org/gdal_vrttut.html
> 
> I put a SimpleSource or a VRTRasterBand piece of XML into xml_string
> then, as per the example, I call
> 
>   GDALRasterBand *poBand = poDstDS->GetRasterBand( 1 );
>   poBand->SetMetadataItem( "source_0", xml_string, "vrt_sources" );
> 
> But this gives the error:
> ERROR 1: source_0 metadata item name is not recognized. Should be between source_0 and source_-1
> 
> If I use "new_vrt_sources" then I get no error, but still xml_string
> is not in the output, only <VRTRasterBand dataType="UInt16" band="1"/>
> 
> I've seen the bug  https://trac.osgeo.org/gdal/ticket/3052
> which suggests it is fixed in trunk and I'm using trunk.
> Any other ideas?

Andrew,

Perhaps you could file a ticket with a small script demonstrating the problem?

Best regards,
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