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Video Streaming

Video Streaming. Susan Weber sweber@langara.bc.ca AEMAC at Langara College. Video has the power to transform any lesson into a memorable learning experience. Streaming Media aka Streaming Video. Why now?. What are the options?. Building up a DVD collection DVD is transitory

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Video Streaming

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  1. Video Streaming Susan Weber sweber@langara.bc.ca AEMAC at Langara College

  2. Video has the power to transform any lesson into a memorable learning experience.

  3. Streaming MediaakaStreaming Video Why now?

  4. What are the options? Building up a DVD collection DVD is transitory DVD is fraught with technical problems Then transfer to …

  5. · In 2006, 91% of Canadians aged 18 to 34 accessed the Internet, compared to only 69% of Canadians aged 55 or older.

  6. Decima study, Access to News Sources, May 2008* • 93% of Canadian households have broadband access (95% in B.C.) • 74% of B.C. residents subscribe • In 2007, over 50% downloaded videos from the Internet *rev June 2008 http://www.crtc.gc.ca/Eng/media/rp080515.pdf

  7. True streaming(what AEMAC does) Live streaming Progressive download Download File is stored. View on-demand Video is viewed then it is gone (sports) YouTube File is sent to you to keep Types of Streaming

  8. Advantages of True Streaming • Instantly viewable • Can advance to any point any time • Multiple users have no effect

  9. National Geographic

  10. Media on Demand • Buy a proprietary closed content system Issue: Continue to pay or lose it Mostly K-12 content Mostly U.S. Problem: lack of ability to upload your content Can’t customize search screens and modify search parameters Advantage: Can usually make clips, mashups

  11. Media on Demand Systems • Films Media Group • Intelecom • Learn 360 • MonD • PowerMediaPlus • Safari montage • Unitedstreaming

  12. Media on Demand System • PowerMediaPlus

  13. Delivering visual content • Choose content independently Issue: Server capacity, IT support License management Advantage: Customizable Inexpensive

  14. Issues • Bandwidth, Bandwidth, Bandwidth! • Staff: IT Support, Student Support • Budgets/Funding • The right tools: ERM or spreadsheet • Cross platform issues • Windows Media on a Mac? • Quicktime on Windows? • Happy medium: Flash

  15. Adobe Flash • 80% of online videos viewed worldwide are delivered using Adobe Flash.* • Flash Player is installed on 98% of internet-connected desktops.* *Playback, V23:15, May 11,2009

  16. Bandwidthhttp://www.crtc.gc.ca/Eng/media/rp080515.pdf

  17. Issue • Bandwidth shaping

  18. Research • www.speakeasy.net/speedtest Results - bandwidth test: TRU (11:30 a.m.) - 33,285 kbps TRU (3:40 p.m.) - 24,085 kbps COTR (7:20 a.m.) - 13,270 kbps COTR (4:00 p.m.) - 22,890 kbps

  19. Least costly solution • IRIS Education, a division of Seattle Community Colleges Television (SCCtv) • A non-profit • Serving over 800 schools, colleges, universities now • inexpensive

  20. Streaming speeds • Lo-Res: 200 kbps 320 x 240 pixels • Hi-Res: 500 kbps 640 x 480 pixels

  21. The B.C. solution • AEMAC licenses provincially with producer • Content is encoded for Flash • URL Link provided to AEMAC • AEMAC provides bib. record via Z39.50 with URL imbedded in MARC 856 • Libraries upload MARC record & modify with Proxy prepend

  22. The B.C. solution • Library catalogue displays item with link • User clicks on link & is directed to local proxy server • After authentication, stream begins • Current ver. Of Flash works best

  23. Size of Hi-res videoin computer screen

  24. Size of Lo-Res video

  25. Licensing • Ask for perpetual license • Accept 5 years as a compromise • Discuss price with your colleagues • Have ERM to manage licenses • Have the IT and Systems Dept. on-side

  26. Susan Weber Tel: 604 323-5533 Sweber@langara.bc.ca http://www.langara.bc.ca/aemac/

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