Michael,
In case you're not aware of it, you don't have to write the VRT in a on-disk
file. You can store it into a Python string instead, like :
vrt_desc = """
PROJCS["NAD27 / UTM zone
11N",GEOGCS["NAD27",DATUM["North_American_Datum_1927",SPHEROID["Clarke
1866",6378206.4,294.9786982139006
Frank Warmerdam wrote:
>
>
> There is no public GDAL API for modifying the sourcefilename of a VRT.
> Can you not just create the VRT files programmatically by inserting the
> filename in a template text file?
>
I can, but that's still more coding than with my idea of manipulating
meta-data, b