San Luis Obispo
GIS Users Group
Open Source GIS
software talk, v2.0
use ↔ to navigate, blue
Please interrupt! ASK QUESTIONS
And we're not going to get too
dorky on you.
and, No Mac
, this presi
was made on all OS's :
Wait, you're thinking: Who are you and what's the point?
We are Paul
. And we want to expand your toolkit
Windows users, henceforth known as the 84%, can now store and manipulate geospatial data in PostGIS, analyze and modify the data in QGIS, and publish it using TileMill." 'sproke
s get it started!
command line toolkit
Reproject data & change format:
ogr2ogr -f "KML" -t_srs EPSG:4326 output.kml input.shp
Info about a Shapefile:
ogrinfo -al input.shp
GeoTiff from georeferenced Tiff:
geotifcp -e abc.tfw abc.tif geo_abc.tif
This code will export all your postgis tables into a folder called mydatadump in Shapefile format.
ogr2ogr -f "ESRI Shapefile" mydatadump PG:"host=myhost user=myloginname dbname=mydbname password=mypassword"
High resolution exports for print
Use case1: GoogleFusion Tables
, not technically Open Source
but you gotta check 'em out!
Any .shp, .kml, .csv *even* .etc → CartoDB = map
What about Google Maps API?
Costing some people with term-changes.
Beyond the free limit of 25,000
views per day, sites will start having to pay $4 per 1,000
So, look at previous alternatives.
In case you were wondering how these developers make $
LIVE DEMOS: here goes nothin'.
Questions? Want to see more?
I have a question :)
Now, go play with those