Ciao Remco, long story short, the geotiff creation on the fly is really not supported in GeoServer. That said I wonder if it is a good idea to generate the geotiff on the fly each time a request comes in.
Simone. ------------------------------------------------------- Ing. Simone Giannecchini GeoSolutions S.A.S. Founder Via Poggio alle Viti 1187 55054 Massarosa (LU) Italy phone: +39 0584962313 fax: +39 0584962313 mob: +39 333 8128928 http://www.geo-solutions.it http://geo-solutions.blogspot.com/ http://www.linkedin.com/in/simonegiannecchini http://twitter.com/simogeo ------------------------------------------------------- On Fri, Jan 7, 2011 at 9:31 PM, Remco_ <[email protected]> wrote: > > Hello community, > > Is it possible to use a (python) program as data source. > > I will explain a bit: I do sensor measurements (temperature) at several > locations in a country. These are displayed on the web with OpenLayers by > sending them as points (with a list of all measurements done in a time > interval (x, y)). It would be nice if these can also be displayed as a > raster with (interpolated if needed) measurements for timestamp X. I > considered the following approaches for this: > > 1. Create an OpenLayers vector 'grid' (a layer with a lot of vector > rectangles), and give them appropriate colors. This however may be a very > time consuming job for the browser, and the result can not be stored. > > 2. Generate a GeoTiff with python and gdal, and add it as a new data source > to the map > However, since the region is quite large, and there are a lot of zoomlevels > involved, it would take a long time (generate the GTiff at a high > resolution, processing with Geoserver, sending it to the browser). > > 3. So my next idea was: give (pass) the python gtiff generator the WMS > request parameters, so it does not have to calculate a complete gtiff, but > only the 'needed' part. For example calling: "python gtifprep.py --width=... > --height=... --bbox=...." > > I hope #3 can be done by GeoServer (currently some DEM maps are also > displayed with it). > If it's not possible, what would we be the best approach then? Is there a > WMS server/script which can call the gtiff creation by parameters sent by > OpenLayers? > > Hope there can provide me with an answer? > Thanks in advance. > > Remco > -- > View this message in context: > http://old.nabble.com/Geoserver---Data-source-from-live-script--tp30617838p30617838.html > Sent from the GeoServer - User mailing list archive at Nabble.com. > > > ------------------------------------------------------------------------------ > Gaining the trust of online customers is vital for the success of any company > that requires sensitive data to be transmitted over the Web. Learn how to > best implement a security strategy that keeps consumers' information secure > and instills the confidence they need to proceed with transactions. > http://p.sf.net/sfu/oracle-sfdevnl > _______________________________________________ > Geoserver-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/geoserver-users > > ------------------------------------------------------------------------------ Protect Your Site and Customers from Malware Attacks Learn about various malware tactics and how to avoid them. Understand malware threats, the impact they can have on your business, and how you can protect your company and customers by using code signing. http://p.sf.net/sfu/oracle-sfdevnl _______________________________________________ Geoserver-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/geoserver-users
