osm_map_in_qgis

QGIS as a WMS, WFS and WCS Client

A Web Map Service (WMS) is a standard leveraged in serving maps that are georeferenced through the web. The WMS standard is maintained by the Open Geospatial Consortium (OGC). The WMS request URL or link consists of a number of request parameters among them includes GetCapabilities and GetMap requests. For more on these refer to the OGC WMS Specification document. WMS output formats include:

  1. Portable Network Graphic (PNG)
  2. Joint Photographic Experts Group (JPEG)
  3. Tag Image File Format (TIFF), GeoTIFF
  4. Scalable Vector Graphics (SVG)
  5. Portable Document Format (PDF)
  6. GeoRSS
  7. Keyhole Markup Language (KML)
  8. KMZ – This is a zipped KML
  9. OpenLayers
  10. UTFGrid

A Web Feature Service (WFS) is a standard for serving Geographic Information commonly referred to as features across the web. Similarly to the previous standard, is maintained by the Open Geospatial Consortium (OGC). The WFS request URL or link consists of a number of request parameters among them includes GetCapabilities, DescribeFeatureType and GetFeature requests among others. For more on these refer to the OGC WFS Specification document. WFS output formats include:

  1. Geography Markup Language (GML)
  2. ESRI Shapefile
  3. JavaScript Object Notation File (JSON / GeoJSON)
  4. Comma Separated Values (CSV)

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