[gdal-dev] VRT dataset to text in-memory?

[Even Rouault]

Michael,

yes you can get the VRT XML text with:

poVRTDS->GetMetadata("xml:VRT")[0]

If you can submit a pull request documenting that, that would be welcome

Even

Le 03/03/2022 à 11:14, Michael Sumner a écrit :
> Hello, reading the raster VRT tutorial
>
> https://gdal.org/drivers/raster/vrt.html#creation-of-vrt-datasets
>
> with this code:
>
> //
> int   nBand;
> GDALDriver *poDriver = (GDALDriver *) GDALGetDriverByName( "VRT" );
> GDALDataset *poSrcDS, *poVRTDS;
> poSrcDS = (GDALDataset *) GDALOpenShared( pszSourceFilename, 
> GA_ReadOnly );
> poVRTDS = poDriver->CreateCopy( "", poSrcDS, FALSE, NULL, NULL, NULL );
> //
>
> Is there a way to obtained the VRT XML text representing poVRTDS 
> without writing to an actual file?
>
> Sorry if this is obvious, haven't been able to find an example that 
> does what I want. I've seen examples using GetMetadataItem from a band 
> for parts of the XML, but can't see how to get the entire thing.
>
> Thanks for your help.
>
> Best, Mike
>
>
> -- 
> Michael Sumner
> Software and Database Engineer
> Australian Antarctic Division
> Hobart, Australia
> e-mail: mdsumner at gmail.com
>
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