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Jose María Fontanillo (RedIRIS)
Zurich, 30 January 2009
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Starting point
UNIA-TV UNIB-TV UNIC-TV UNID-TV
ARCA Accessing federated multimedia content Jose Mara Fontanillo - - PowerPoint PPT Presentation
ARCA Accessing federated multimedia content Jose Mara Fontanillo - - PowerPoint PPT Presentation
ARCA Accessing federated multimedia content Jose Mara Fontanillo (RedIRIS) Zurich, 30 January 2009 1 Starting point UNIB-TV UNID-TV UNIA-TV UNIC-TV 2 Requirements Against several institutions Types of content: live video streaming,
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Requirements
Against several institutions Types of content: live video streaming,
VoD and podcast
Via WWW Updated data (changes in scheduler or
VoD)
Flexibility to allow each university to
change the scheduler and contents without the obligation of warning administrators of the service
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Requirements
The organization responsible of the content
has to be the owner. He has to have the possibility to choose what is published or not.
A minimal effort of management and
maintenance
Compatible with the publication by other ways Manage several formats Catalogation using:
UNESCO codes for science and technology Categories used by Spanish Ministry of Education
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Centralized model
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VIDEO METADATA
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Centralized model
Pros: Uniformity in formats and codecs Ensure the media Ensure the avability of service Cons: Host the media Recode the media to our servers Deal with end users Responsability over the content
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Federation
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Production Distribution Publish Production Distribution Publish Production Distribution Publish
Aggregator
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Situation
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Services portal over all the contents WebTV institutional portal Content production Networks
ARCA
Few universities (PuMuKIT) Some universities All universities
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Federation
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ARCA federation
Developed by University Carlos III of Madrid Service provided by RedIRIS GPL code Open to all institutions In this stage all content is public Independence of institutional repository and the
federated one.
The model is suitable to the organization’s way of
working
Harvest metadata using secure links: SSL Common languaje for data exchange: RSS 2.0
(with namespaces used in commercial services)
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ARCA
- RSS 2.0
- Widely used
- Known by universities service administrators
- Powerful enough for our purpose
- Easy validation
- Easy to extend
- Namespaces:
- Yahoo media: MRSS: describe multimedia
content (media:group, media:credit, media:thumbnail …)
- Itunes: podcast
- Google base events rss: localize events in time
and space (g:event_date_range, g:location)
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ARCA
- Formats supported:
- Windows media
- Real
- Mp4
- Quicktime
- Mp3
- Flash
- Languages supported (spanish, catalan,
galician, basque and english)
- OPML
- GeoRSS
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ARCA service model
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LIVE
ITUNES
METADATA Streaming Server HTTP Server HTTP Server Streaming Server METADATA CONTENT DOWNLOAD STREAMING SEARCH PUSH
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ARCA facts
- Members
- 12 Universities
- 2 docent departments
- 1 cultural institution
- 2 networks
- 11000 elements
- 7600 hours
- International cooperation
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ARCA future
- Lastest version defines ARCA own namespace
- Series
- Attach documents
- Roadmap 2009
- Federated authentication
- Social features (comments, content rating)
- Statistics
- Intelligent channels, automatic recommenders
- Communication with social networks
- Automatic ARCA’s interconections
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Edificio Bronce Plaza Manuel Gómez Moreno s/n 28020 Madrid. España Tel.: 91 212 76 20 / 25 Fax: 91 212 76 35 www.red.es
http://arca.rediris.es Questions?
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Starting point
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