>> Be carefull here as PostGIS raster was not really intented to do this kind >> of operation on so small images. It's like using a bazooka to kill a fly. >> Many GIS packages will allow you to do this simple operation much easier >> than PostGIS... >> >> Why do you feel the need to use PostGIS for that? >>> Ah well I am using PostGIS already, as part of handling other vector data >>> sets etc....this raster image is just one side to it - besides, there >>> would be other images which would be bigger, and also, one has to start >>> somewhere to test whether it works. Before I stumbled upon Postgis >>> Raster, the other option was for me to transform the raster image to >>> vector data with attributes - but I want to see how well Postgis Raster >>> works for me. I need to be able to dynamically query my datasets (e.g. >>> vector data + raster images).
Then PostGIS raster is probably the right choice. And you should use the -k option something like "-k 25x25" and see the results and performance. Pierre _______________________________________________ postgis-users mailing list [email protected] http://postgis.refractions.net/mailman/listinfo/postgis-users
