-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 06/04/12 08:35, Swapnil Chaudhari wrote: > Dear QGIS User Team, > > I have sets of grid files, corresponding to monthly mean temperature for few > years. > > I am working on scaling the raw data and modifying the extent of output file > from > -180,180,-90,90 to -180,180,-60, 90. > > The process of doing this with Raster Calculator is straight and very simple, > where you have > to give raster calculation expression, output extent and name of output with > its format. The > scaling equation for doing so e.g. is, (cru_tmp_clim_1961-1970_05@1*0.51)-85 > > Although very simple, its very time consuming since I have data for around 6 > to 7 dacads. > > I would be very glad if some one can help me find the python script for doing > this in loop. So > that I can process whole directory in single go.
One additional option would be R with the packages raster, maptools, et al. Cheers, Rainer > > In addition to that, I would also request you to inform mannaul, guide to > learn python > scripting for simple raster and vector operations. > > You efforts in helping with this is much appreciated. > > Thank you very much. > > Best, > > Swapnil o__ _> /__ (_) \(_)....... live healthy > > > > _______________________________________________ Qgis-user mailing list > [email protected] http://lists.osgeo.org/mailman/listinfo/qgis-user - -- Rainer M. Krug, PhD (Conservation Ecology, SUN), MSc (Conservation Biology, UCT), Dipl. Phys. (Germany) Centre of Excellence for Invasion Biology Stellenbosch University South Africa Tel : +33 - (0)9 53 10 27 44 Cell: +33 - (0)6 85 62 59 98 Fax : +33 - (0)9 58 10 27 44 Fax (D): +49 - (0)3 21 21 25 22 44 email: [email protected] Skype: RMkrug -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iEYEARECAAYFAk9+niwACgkQoYgNqgF2egrxrgCePxu3errNE7OR1BfvNEb+n709 +WUAniBKndpLgiwlKGh7Ppyd3cQfsRU6 =CgC/ -----END PGP SIGNATURE----- _______________________________________________ Qgis-user mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/qgis-user
