Web lecture production Multimedia Content

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Web lecture production Multimedia Content
Sharing
Markus Ketterl University of Osnabrück virtUOS C
enter for Information Management and virtual
Teaching Markus.Ketterl_at_uni-osnabrueck.de
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virtPresenter lecturerecording framework
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Backend and content production

• 4 Parts
• Preparation
• Recording
• Processing
• Distribution

• Lecturer starts/stops
• the presentation

• Processes are fully
• automated

• Media on the servers
• Metadata -gt A/V repository

• Recording system
• is scaleable

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Webinterface
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Content distribution 1
Production chain adds additional info and
metadata for content re-use
Podcastversions
Web lectures
Course websites
University - LMS (Stud.IP)
YouTube
iTunes Store / U
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Content distribution 3
Production chain adds additional info for further
content re-use
Lernfunk audio/video content management
system http//www.lernfunk.de/
virtPresenter Facebook integration Social
Network Application Group (University of
Osnabrück)
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Identify relevant parts in lecture recordings
In collaboration with the University of Pittsburgh
Social navigation support / Social generated
footprints
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Edit the recordingsonline extract parts
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Content distribution 4
Enhance Wikipedia with Multimedia
Wikipedia http//de.wikipedia.org/wiki/Türme_von_
Hanoi
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Integration in University Blog
English Language and Linguistics Online
http//www.blogs.uni-osnabrueck.de/ello/
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Lernfunk - A/V repository
Situation at the University
www.lernfunk.de

• University related multimedia content in
  different places
• inside the LMS
• faculty websites
• course websites
• EXTERN
• Old/different media file types (e.g. Real media
  Dinosaur)
• lost links
• forgotten "hard discs
• ...

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Lernfunk - A/V repository
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Do you know how your content is used?
COLLECTING INTERACTION DATA FROM MULTIPLE VIEWS
Examples for collected data which platform is
used, content playtime, search terms, additional
links, user questions, how many users are online,
user feedback
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Usage Analysis

users 14353

• EmbedPlayer is used in 23 percent of all
  accesses even though it is relatively new.
• Embed-player is already well accepted by both
  students and lecturers.
• Web lecture vs. Podcast (Streaming vs. Download)
  --gt Podcast is just a bonus

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Including our Candy

REPLAY
SURFmedia
PuMuKit
virtPresenter
...
...
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Content distribution

Situation at the moment
Streaming Servers Red5 Tomcat
(blazeDS)
virtPresenter Lecture recordings

• Data trafic
• iTunes peaks!
• 2000 students every week using the virtPresenter
  UIs
• Moving to clouds

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Call for Participation
www.podcast-university.com
September 2nd - 3rd 2009, Osnabrück

• Topics of Interest
• Institutional audio-visual initiatives
• Web lectures and podcasting
• Adding pedagogical value to assets
• Open Educational Ressources
• Mobile learning

• Sustainable infrastructure and processes
• The OpenCast project
• Exchange formats / metadata
• Media distribution channels

Besides we will also offer different Opencast lt-gt
Matterhorn "Beginners workshops" for developers
and interested persons the second day.
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virtPresenter Lecture Recording Framework
virtPresenter framework is opensource Will be
part of Matterhorn OpenCast community
www.opencastproject.org
Info, code, help, publications can be found
www.virtpresenter.org
Available lecture recordings and webcasts
www.lernfunk.de