[gdal-dev] TIFF with different KEYS_DS

[Frank Warmerdam]

On 11-05-24 07:35 AM, Jorge Martin wrote:
> Many thanks for your answers!!!
>
> Now I am developing a library that handles TIFF and geoTIFF, but I have noted
> that I need to include RPCCoefficientTag to the TIFF file. Searching on the
> internet I have found that this tag is not suported by geoTIFF spec 1.0, it is
> only suported by gdal. Is this true?
> Is it posible to include this tag in a TIFF (not geoTIFF) file not using gdal
> library? Or I have to use geotiff?

Jorge,

This tag is a TIFF tag and can be set and used without the file being a
geotiff file.  You don't need to use GDAL for this but you might want to
look at the GDAL implementation to see how it can be read and written.

Best regards,
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