[Gdal-dev] geoTiff: set georef using metadata tags

[Frank Warmerdam]

On 12/13/06, Gennady Khokhorin <gok at aerometric-ak.com> wrote:
> Hello, all.
> I have a problem translating geoTiff tags values to prettyWKT and back.
>
> I have char* raw data buffers for each GeoKeyDirectory, GeoDoubleParams and GeoASCIIParams.
> How I can put those raw data in existing .tif?
>
> GDALSetMetadataItem(hDataSet, "GeoKeyDirectory", tagValue, NULL) command handles string tagValue only.

Gok,

Normally to write the geotiff tags using GDAL you would need
to set the projection and geotransform appropriately.  Then the
driver will internally reorganize things into a form suitable to write
to the geotiff tags.

Best regards,

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