[gdal-dev] Switching from ArcGIS to GDAL

Dmitry Baryshnikov polimax at mail.ru
Sat Feb 25 13:46:36 EST 2012

25.02.2012 22:21, jgamble пишет:
> Hi All,
> I've recently been tasked to cache several large imagery datasets using
> ArcGIS and have found that my bottleneck has been generating overviews for
> the datasets prior to caching.  ArcGIS appears to be limiting itself to a
> single core while building overviews, which seems ridiculous on a 12 core
> machine ... which is why I am here for some help.
> I am using mosaic datasets in ArcGIS to manage my images.  Footprints for
> the images have been created to clip out any bounding black pixels.  Am I
> able to define overviews in ArcGIS and then use GDAL to build them with
> multiple cores ... Or at least utilize the footprints I've already defined
> in my mosaic dataset?  Does GDAL have something similar to a mosaic dataset
> to manage images that I should be using?
> I'm extremely new to the thought of using GDAL, so any advice on how to go
> about utilizing it or at least pointing me in the right direction to some
> tutorials is much appreciated.
> Thanks
> Jon.
> --
> View this message in context: http://osgeo-org.1560.n6.nabble.com/Switching-from-ArcGIS-to-GDAL-tp4507244p4507244.html
> Sent from the GDAL - Dev mailing list archive at Nabble.com.
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Do you try http://gdal.org/gdaladdo.html ?

Best regards,

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