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
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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
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Image -> Map
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Image -> Map
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Georeferencer
www.georeferencer.com
Online service for turning scans into true maps.Collaboratively.
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Calculations fromcontrol points
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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+
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Affine transformationTraditionaly only with a server with OGC WMS / OGC WMTS
Now possible with HTML5 Canvas, SVG or WebGL
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Polynomial + TPSTraditionaly only with a server with OGC WMS / OGC WMTS
Now possible with HTML5 WebGL
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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
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Culture heritageinstitutions pilots:
and more...
... universities & research projects ...
Interested to participate?
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Geographical searchfor old maps
The technology is available for integration with web presentations and online projects.
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www.oldmapsonline.org
Search engine for maps from libraries around the world
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Partners
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Thank you
participation on research projectsopen-source development
culture heritage
email contact: