1 / 21

Open Source Geo Tools Tyler Mitchell

Open Source Geo Tools Tyler Mitchell. Tyler Mitchell. Geographer Open Source Geospatial Advocate GIS Manager at Timberline, B.C. Author Web Mapping Illustrated Using Open Source GIS Toolkits (O'Reilly). Data Components. Spatial data access API. Real-time apps. Databases. Files.

amina
Download Presentation

Open Source Geo Tools Tyler Mitchell

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Open Source Geo Tools Tyler Mitchell

  2. Tyler Mitchell Geographer Open Source Geospatial Advocate GIS Manager at Timberline, B.C. Author Web Mapping Illustrated Using Open Source GIS Toolkits (O'Reilly)

  3. Data Components Spatial data access API Real-time apps Databases Files

  4. Data Components C C++ Images WMS Python WFS Geospatial Data Abstraction Layer (GDAL) MapServer / GeoServerfor web services Shape files GeoTIFF GML/XML CSV/Text Real-time GPS Web Services Search PostgreSQLPostGIS MySQL

  5. Functional Components Visualisation Analysis Manipulation Creation Data Conversion

  6. Data Creation Creation Data

  7. Data Creation Creation Data

  8. Conversion Raster conversion > gdal_translate -of GTiff input.jpg output.tif > gdal_translate -of ECW input.jpg output.ecw Vector conversion > ogr2ogr -f GML output.gml input.shp Conversion Data

  9. Manipulation Raster clip > gdal_translate -projwin -122.19 52.21 -122.08 52.11 input_dem.tif output_clip.tif Manipulation Data

  10. Manipulation PostGIS query to buffer points > CREATE TABLE station_areas AS ( SELECT buffer(geo_points,2) FROM stations WHERE.. Manipulation Data

  11. Analysis Analysis Data

  12. Analysis PostGIS query to analysis distances > SELECT county.name FROM counties, stations WHERE distance(counties.geo, stations.geo) < 10 AND stations.power > 150; name ----------- Barnstable Dukes Nantucket Plymouth Analysis Data

  13. Analysis Analysis Data

  14. Visualisation Visualisation Data

  15. Visualisation Visualisation Data

  16. Visualisation Visualisation Data

  17. Visualisation Visualisation Data

  18. Visualisation Visualisation Data

  19. Summary

  20. Watch For... Continued progress of GDAL Desktop GIS/mapping to stabilise Further consolidation Bridging between OSGeo/commercial Web service platforms (OWS) GUI to spatial database functions "Foundation" development

  21. Contact & Follow-up MapTools.org FreeGIS.org O'Reilly Network Weblogoreillynet.com tylermitchell@shaw.ca

More Related