html5 webgl technology and scanned old maps
DESCRIPTION
Presentation from "Digital Approaches to Cartographic Heritage" 8th International Workshop Rome, 19-20 September 2013: http://xeee.web.auth.gr/ICA-Heritage/2011_2015/Roma2013/TRANSCRIPT
Hynek Pridal <[email protected]>Petr Pridal <[email protected]>
8th International Workshop Digital Approaches to Cartographic Heritage, ICA
Rome, 19-20 September 2013
HTML5 WebGL technology and scanned old maps
Image -> Map
Image -> Map
Georeferencer
www.georeferencer.com
Online service for turning scans into true maps.Collaboratively.
Calculations fromcontrol points
WebGL?
Hardware accelerated graphicaloperations on a web page.
Software, which runs on the graphic card(GPU) inside of a web browser.
<CANVAS> in HTML5,JavaScript + OpenGL ES 2.0 code
11+
Affine transformationTraditionaly only with a server with OGC WMS / OGC WMTS
Now possible with HTML5 Canvas, SVG or WebGL
Polynomial + TPSTraditionaly only with a server with OGC WMS / OGC WMTS
Now possible with HTML5 WebGL
Map overlays(WMS / WMTS / Google Maps)
3D visualizations(KML / Google Earth)
Scan -> Geodata(Tiff -> GeoTiff)
Metadata enrichment(MARC 034 / Dublin Core DCMI)
Accuracy analysis(MapAnalyst cartometric accuracy)
Crowdsourcing or hired workers
Outputs:
www.georeferencer.com
Culture heritageinstitutions pilots:
and more...
... universities & research projects ...
Interested to participate?
Geographical searchfor old maps
The technology is available for integration with web presentations and online projects.
www.oldmapsonline.org
Search engine for maps from libraries around the world
Partners
Thank you
participation on research projectsopen-source development
culture heritage
email contact: