[gdal-dev] Question: Creating overviews

Rahkonen Jukka (MML) jukka.rahkonen at maanmittauslaitos.fi
Tue Dec 1 04:47:44 PST 2015


That is normal. Overviews are kind of support files for the main image and geotransform can be stolen from there. With internal overviews in TIFF that's also the only possibility. If you need standalone downsampled images create them with gdal_translate or gdalwarp.

-Jukka Rahkonen-

Gane R wrote:
> I have a proper GeoTIF with geotransform and I tried to create overlays for it. The API returned no error, but the created overlay did not had geotranform

> Any ideas

> Thanks
> Gane
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