PSU COEStreaming Video Offering Shan Karimushan & William Burkhard Center for Electronic Design, Communications & Computing The College of Engineering The Pennsylvania State University 08 November 2002
Presentation Topics • Purpose of Streaming Media Services • Pros & Cons of Video Streaming • Existing Applications in the COE Environment • System Design • Hardware/Software Structure • Future Enhancements • Some Examples • Conclusion
Purpose of Streaming Media Services • Provide on-demand video information to a targeted audience. • In the College of Engineering, purposes include: • Alternate way of delivering lectures • Providing highlights of research projects to targeted audiences: sponsors, industry, government, alumni… • Distance Education and Learning cooperative initiatives • Webcasting information on College and Departmental web sites • Specific targeted audience includes: • Students, prospective students, faculty, program sponsors, industry, government, alumni…
Existing Applications in the College of Engineering • Distance Education (Talking Head, Low Motion): • NucE 501 Fall 2002 • Site: http://www.engr.psu.edu/cde/NucE501/FA2002/course-home.html • Production Volume: 2 lectures/week, 4 videos/week • Encoding Rates: Broadband 100&150K, 480x360 screen & Modem 25–90K, 342x240 screen • Science, Technology, & Society/ PSU Green Design: • 9th Annual Green Design Conference • Site: http://www.engr.psu.edu/sts/greendesign/video.htm • Encoding Rates: Broadband 90K & 150K, 240x180 screen & Modems 28K–56K, 160x120 screen • College Web Page (High Motion, Stereo Sound): • Dean’s Message • Site: http://www.engr.psu.edu/welcome.stm • Encoding Rates: Broadband 220K & 350K, 320x240 screen; 90K & 150K, 240x180 screen; &, Modem 28K–56K, 160x120 screen
System Design Hardware/Software Structure • Encoding Hardware & Software • DELL Precision 530 Workstation: • Dual Intel 1.8 GHz Xeon Processors • 512 MB of RAM • 80GB 7200 RPM Hard Drive • Osprey 220 audio/video capture card for direct conversion of video tapes to Windows Media files • Dazzle Hollywood DV firewire high motion video capture device to capture high quality MPEG or AVI files • Windows XP Professional • Windows Media 7.1 • Sony VCR • Streaming Video Server • DELL PowerEdge 1550 Server: • Dual Intel 1.0GHz Pentium 3 Processors (COE Web Server) • 1GB of RAM • 3–36G, 10,000 RPM Hard Drives Configured as RAID Level 5 • Windows 2K Advanced Server • Windows Media Server 4.1 • Microsoft IIS
Future Service Enhancements • Video Shooting & Editing Services • Live Webcasting • 24x7 Streaming Media Camera • Support of Other Media Streaming Services • Real • QuickTime
Some Examples • NucE 501 Fall 2002 • Site: http://www.engr.psu.edu/cde/NucE501/FA2002/course-home.html • 9th Annual Green Design Conference • Site: http://www.engr.psu.edu/sts/greendesign/video.htm • Dean’s Message • Site: http://www.engr.psu.edu/welcome.stm • Department of Architectural Engineering, Building Envelop Research Laboratory • Sites: • http://www.engr.psu.edu/mediademo/ae_test_high.htm • http://www.engr.psu.edu/mediademo/ae_test_med.htm
Conclusion • The initial offering of Streaming Media Services is still in its infancy. • The implementation high performance Encoding and Delivery servers utilizing readily available Microsoft software accompanied by ancillary video capturing hardware and software help keep costs manageable. • The offering of Streaming Media Services is being well received by College faculty. • Demands for both video capturing and streaming services continues to grow. • Additional streaming services are needed in the future to support other popular media players: e.g., Real Player & QuickTime.