Re: [gdal-dev] suggestion for faster overviews building

2014-02-04 Thread Duarte Carreira
4 de Fevereiro de 2014 15:19 Para: gdal-dev@lists.osgeo.org Assunto: Re: [gdal-dev] suggestion for faster overviews building Duarte Carreira edia.pt> writes: > > Is there a way to merge de resampled images into an .ovr? Or maybe reference the resampled images in a vrt and hav

Re: [gdal-dev] suggestion for faster overviews building

2014-02-04 Thread Jukka Rahkonen
Duarte Carreira edia.pt> writes: >   > Is there a way to merge de resampled images into an .ovr? Or maybe reference the resampled images in a vrt and have them used as overviews? Hi, Even Rouault helped me when I was experimenting with something like this. You can catch the discussion from her

[gdal-dev] suggestion for faster overviews building

2014-02-04 Thread Duarte Carreira
Hi there. I am again in the course of creating overviews using gdaladdo and can't help feeling this could be faster... Gdalwarp is much faster when resampling an image. You can use -multi and tune memory usage. So why can't gdaladdo? Ok, lets just assume this is a fact of life we have to deal