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Geoportail, portal to the French geographic information ; architecture, management, data, applications, API, partnerships, social media.
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July, 2011
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© IGN 2011
www.geoportail.fr
Le portail des territoires et des citoyens(The Portal to French Geographic Information)
Alain ChaumetInstitut géographique national - Service de l’information en ligneChargé de mission partenariats Géoportail
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Principle and goals
Access to geographic or geolocated data from various public producers on a
common website
– E-government
– Part of French response to INSPIRE
– Available services
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OverviewDataAPIsServicesPartnershipsSocial media
Presentation roadmap
Overview
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Overview
Guarantee of service continuity
Free access to metadata
and view services
Free or charged
access to data and services
Copyright management (geodrm)
Data protection
Users or data and service providers
Administrations,local authorities,
citizens& consumers,teachers, researchers,
companies, associationsgeographic data providers;
Service providers, advertisers,…
Geoportail.fr
Geocatalog
Services and download access
Api.ign.fr
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Transparent superimposed layers
Layer selection
Map extension
Profile selection and owner profile registration
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To save a favorite place To save a
favorite in the browser
To send a place to a
friend by email
To move and zoom
To print
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Coordinates
VIEW IN 2D
VIEW IN 3D
COMBINED VIEW
Search by address or local place name
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Data
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Themes and layers
• Aerial photos
• Satellite imagery
• Scanned maps
• Rasterized vector databases
• Point data
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Eiffel Tower, Paris, in 3D
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Cassini map (18th century)
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Environmental inventories and protected sites
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Cultivated land parcels (2007)
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Impact analysis after hurricane Klaus in January 2009
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La Réunion : hydrography and cadastral parcels
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Spain-France combined view
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APIs(Application programming Interface)
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Combined view of services WMS of Sandre with Géoportail services into the page
« combined view »
How to do it ?
Online video
Video on desktop
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For Dutch tourists in Francehttp://www.camping-frankrijk.nl/campingluchtfoto.asp?CampingID=387266
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Region of Corsica Nature Park Parc naturel régional de Corse
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http://www.valroc.net/geo-barbiriacum.htmlhttp://www.valroc.net/geo-traversee-trois-monts.html
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http://www.observatoire.savoie.equipement-agriculture.gouv.fr
/CartoDyn2/cartagri.php
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http://www.zoomguadeloupe.com
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© IGN 2011http://www.skitour.fr/maps/ign/gpx-online.php
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API Géoportail JavaScript http://api.ign.fr/geoportail
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L’API Géoportail JavaScript is an overlayer of OpenLayers
www.openlayers.org
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API Flash
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www.openscales.org
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http://worldwind.arc.nasa.gov/java/
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API 3D
• Possible use of OGC services• Previous test with CityGML• 3D model interoperability …• Developments with WorldWind SDK… « Géoportail 3 » july of 2012
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Services
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Géoportail APIs for online thematic projects
Caching server
WMS-C Protocol
www.geoportail.fr
www.newsite.info
www.skitour.fr
www.openrunner.com
www.parc-corse.org
…
DownloadPro Service 1
Pro Service 2
Data server
OGC protocols (WMS WFS)
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APIs : operational diagram
geoportail.fr
WMSC
API Géoportail Server
“Vector” data
“Image” data
Preprocessing
WMS
Open LS
WFS
WCS
Rig
ht a
cces
s m
anag
emen
t
Web ClientOpenLayers
GIS
Inte
rnet
Other clients…
External data
Image tile cache for view services
256x256 pxSchéma P. Pons
API Clients
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Partnerships
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Géoportail partnerships
• To propose data for combined views
• To use services in a visible way– To publish hyperlinks – To use API on own website
• To announce anomalies noted in the databases or the maps
• To publish articles concerning Géoportail
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To use the « Géoportail »
• To consult www.geoportail.fr
• To combine view services (OGC (WMS, WFS,…)
• To create located hyperlinks to geoportail.fr – Crypted (automated key generation)– In clear (longitude, latitude, scales, layers, transparency)
• To use a Géoportail API– API JavaScript– WMS-C service in a GIS– WFS, WMS, WCS, Open LS services into an application
• To become partner of the Géoportail– To provide data for a layer of geoportail.fr– To authorize the reuse of these layers in APIs– To comment, to take part in the events and meetings
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Social media
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http://twitter.com/geoportail
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Technical forum for the API users
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Conclusions
• Online maps, satellite imagery, aerial photographs and cadastral data with a set of technical and friendly TOS for reuse
• A 3D internet in full evolution
• E-maps available for all…
….with IGN , geography comes alive
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Géoportail : The Gateway to French Geographic
Information
Downloadable at http://www.slideshare.net/geoportail
Many thanks for your attention
http://acign.blog.free.fr Great thanks to Susan Asch for the English translation