Hot answers tagged geotiff
TIFF (and hence GeoTIFF) are extensible. In fact that is how GeoTIFF is done - its a set of extra tags. GDAL writes extra GeoTIFF tags (see http://www.gdal.org/frmt_gtiff.html for the PROFILE settings). If using something like lib(geo)tiff, you'd just call TIFFSetField with your tag value as the second argument. You can provide libtiff with more hints on ...
Only top voted, non community-wiki answers of a minimum length are eligible