Video for Internet Lecture 9 TE 693H Bill Duff
Video on the Internet Streaming - audio/video file is transmitted while being created & converted at receiving point Bandwidth 28.8 to 56.6 to 128 kbps 150,000 kbps for CD data rates of 3.5 to 6 Mbps (million bits/second) for DVD
Video on the Internet Streaming - audio/video file is transmitted while being created & converted at receiving point Bandwidth 28.8 to 56.6 to 128 kbps 150,000 kbps for CD data rates of 3.5 to 6 Mbps (million bits/second) for DVD
Video on the Internet Delays Compression Encoding & Decoding Capturing audio & video Sound card Video capture card
Video on the Internet Visual Studio Industry Partner Flash Windows Media Encoder Centra Tegrity Live AVN Quicktime
Course Planning First question: synch or asynch, that is the question! Next question: who is my audience? Next question: how far am I willing to go? Last question: is it economically sound to teach this way?
Tools Web CT MIX PowerPoint Broadcast MS Sharepoint Tegrity other
What You Need Computer Internet Access MS Office Microphone Camera Whiteboard
What You Need Server Collaboration Software Testing software Assessment software
Capturing Information 2 Methods Powerpoint Broadcast /default.asp?url=/library/en- us/dnwmt/html/pptbr2000.asp Tegrity Web Learner Platform
Powerpoint Broadcast Requirements Presenter Windows 98 or later MS Powerpoint 2000 or 2002 IE 4.0 or better Fast processor – Pentium III, 700MHz + Video camera (USB) or video card w/others Microphone – wireless is better
Powerpoint Broadcast Requirements Viewer Microsoft Windows Media Player Internet Explorer 4.0 or better Computer with Sound Card
Powerpoint Broadcasting Open Ppt with pre-made slides Go To Slide Show Online Broadcast Set Up and Schedule Click “Set Up & schedule new broadcast” Fill in description, speaker, etc Click on “Broadcast Settings”
Powerpoint Broadcast Click on “Send Audio” and/or “Send Video” Click on “Record Show and save here” (leave blank to be able to move subdirectory) Click on “Schedule Broadcast” Fill In To: (if sending over intranet) Start Time End Time Send
Powerpoint Broadcast Click on “Slide Show” “Online Broadcast” “Begin Broadcast” When finished, class will be on server or local machine and can be copied to CD Size: 1 MB per minute using 56K encoding
Tegrity WebLearner System Cart with: Computer using Win XP Projector Whiteboard camera Instructor camera Document camera Sound system Wireless microphone Laser Pointer
Tegrity System Projects Powerpoint slide Allows annotation of slides Allows video/audio delivery Allows any application use (async only) Indexes slides Eliminates post-editing Example: s/SENG520/Lecture2/class/default.htm 1MB per minute
Distance Learning Examples PowerPoint Broadcast – class.htm class.htm Tegrity – all2003/520/520.htm all2003/520/520.htm (click on “Tegrity Demo”)
Distance Learning Video Computer uses more light Video window small