The challenge of mass-storage by Frans Ward & Michel van de Ven
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This presentation was given by Frans Ward, Technical Product Manager SURFnet / Board Member MediaMosa Foundation, Netherlands and Michel van de Ven, Software Architect, Open Source consultant, Inuits / Board Member MediaMosa Foundation, Netherlands on 11 December at the REC:all workshop 2013 "Lecture Capture: Moving beyond the pilot stage: large-scale implementation of lecture capture in European Higher Education" in Leuven, Belgium.
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The challenge of mass-storage by Frans Ward & Michel van de Ven
- 1. The Challenge of Mass-storage • The MediaMosa Foundation MediaMosa as a Mass-storage Solution Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium
- 2. About SURFnet • Development and exploitation of - the Dutch National Network for Higher Education and Research - innovative ICT platforms & services - Over 14,000 km dark fiber • By and for the Dutch Higher Education and Research community - 180+ connected organisations, serving 1 million users - Not for profit, 86 employees - In business since 1988 25th Anniversary! Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !2
- 3. SURFnet’s history of streaming activities 1998 ! 2003 ! 2005 ! 2007 ! ! Audio & Video hosting service (FTP) - 1st gen. SURFnet Video Portal (SVP) - 2nd gen. SURFnet-TV Live Netcasting Start new generation video services - 3rd gen. SURFnet/Kennisnet innovation program 2007: Start of open source based innovation ! SURFmedia (2007) VP-X Project (2007) VP-Core Platform (2008) MediaMosa Software (2009) Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !3
- 4. Introducing MediaMosa Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !4
- 5. Digital Asset Management System Store Prepare Retrieve Share Any Digital Asset Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !5
- 6. Digital Asset Management System Store ‣ Store Any Digital Asset ‣ Describe asset using Metadata Standards existing standards or custom sets ‣ Access Control to Protect Private Assets ‣ Upload, Ingest, Harvest, SFTP, ... Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !6
- 7. Digital Asset Management System Prepare ‣ Transcode video / audio / images Mobile compatible, high/low quality, … ‣ Analyse files Create Still, Speech2text, OCR, … ‣ Index files and metadata Full-text, read technical metadata (id3, exif, ...) ! Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !7
- 8. Digital Asset Management System Retrieve ‣ CQL Contextual Query Language A formal language for representing queries to information retrieval systems ‣ Apache SOLR for indexing and searching Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !8
- 9. Digital Asset Management System Share / Play ‣ Authenticate Play Requests ‣ Serve Complete Player or Files ‣ Stream over HTTP progressive download Or add a streaming server to your setup ‣ Combine Multiple files per assets for advanced functionality ‣ OAI-PMH provisioning Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !9
- 10. REST based SOA ✓ Flexibility by combining components ✓ Open source and using open source components ✓ Scalable for future expansion Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !10
- 11. Open & Public from the start Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !11
- 12. A growing community Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !12
- 13. Transcription Technology Project Web lecture recording App Transcription by Spraak • Recording of Teacher • Recording of Slides • Reference material MediaMosa Multi-Source Player • Recognize the Speech • Transcode into audio • Enhanced Search • Store all into an asset • Optional Subtitles • Produce time-coded • Mashup info Transcript • CMU Sphinx for English Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !13
- 14. Time Coded Transcript Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !14
- 15. The Challenge of Mass-Storage ‣ Cost considerations ‣ Indexing and Searching options ‣ Open standards and formats ‣ Migration paths ‣ Scalability ‣ Long term storage for archival purposes ‣ Accessibility ‣ Sharing and access control Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !15
- 16. MediaMosa Storage Solutions ‣ Hosted on Open Source stack ‣ Storage on both Open Source and commercial solutions ‣ Use any storage mount points ‣ Build Petabyte scale solutions using Ceph, Glustre, MooseFS etc. ‣ Use cloud provided solutions like Amazon S3 Or use MediaMosa-as-a-Service: MediaSalsa http://www.mediasalsa.eu Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !16
- 17. Some Use Cases ‣ Video websites Specific topics, freemium model ‣ MOOCs & e-Learning Build your own or integrate with existing tools ‣ Centralised media repository Create once, publish everywhere ‣ Archival Well described data on flexible storage mount points ! Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !17
- 18. Open Source is.... Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !18
- 19. Open Source is.... “The realisation of an open source project does not guarantee the creation of a community” Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !19
- 20. Why a foundation? Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !20
- 21. Founded! Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium January 8th 2013 !21
- 22. MediaMosa Foundation - Core Activities Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !22
- 23. Foundation Governance Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !23
- 24. Foundation Governance Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !24
- 25. Foundation Governance Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !25
- 26. Foundation Governance Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !26
- 27. Foundation Governance Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !27
- 28. Call to Action ‣ ‣ ‣ ‣ ‣ ‣ ‣ Join the community Talk to us Will do BoF sessions to go into specifics Contribute Become a sponsor Use MediaMosa and tell us about it Have fun http://foundation.mediamosa.org <board@mediamosa.org> Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !28
- 29. MediaMosa Directions and Q&A WWW http://mediamosa.org http://foundation.mediamosa.org ! Twitter http://twitter.com/mediamosa ! Online Demo http://demo.mediamosa.org Source Code https://github.com/mediamosa ! Slideshare http://www.slideshare.net/mediamosa Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !29
- 30. For a sustainable future... Frans.Ward@surfnet.nl Lecture Capture Workshop-11 December 2013 AGORA Learning Centre, KU Leuven, Belgium !30