Thanks! Nicolas Cadieux M.Sc. Les Entreprises Archéotec inc. 8548, rue Saint-Denis Montréal H2P 2H2 Téléphone: 514.381.5112 Fax: 514.381.4995 www.archeotec.ca
On May 2, 2015 14:43, Alex Mandel <[email protected]> wrote: > > Just add Deflate or LZW compression to your tif (both are loseless, JPG > is not). The output files will be 10%-50% the size of the original in > most cases. > > See the following post for a comparison of settings. > http://linfiniti.com/2011/05/gdal-efficiency-of-various-compression-algorithms/ > > > Enjoy, > Alex > > On 05/02/2015 07:36 AM, Nicolas Cadieux wrote: > > Hi, > > > > I will be making huge... (No HUGE) DEMs file in QGIS. I usually use .tif > > or.tiff (not really sure what the real difference is) but they are large > > files. > > > > What would be the best Qgis raster format permitting both smaller disk > > storage, lossless compression and ease of analysis using the various Qgis > > plugins? Formats need to accept floats. I only use one band. > > > > Thanks for the help. > > > > Nicolas Cadieux M.Sc. > > Les Entreprises Archéotec inc. > > 8548, rue Saint-Denis Montréal H2P 2H2 > > Téléphone: 514.381.5112 Fax: 514.381.4995 > > www.archeotec.ca > > _______________________________________________ > > Qgis-user mailing list > > [email protected] > > http://lists.osgeo.org/mailman/listinfo/qgis-user > > > _______________________________________________ Qgis-user mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/qgis-user
