1. Streaming Media

2. What is Streaming Media The delivery of audio, video and other multimedia content across the internet using streaming media servers. Content is converted to digital files sent over the internet as data packets. Playback begins as soon as first packets arrive or as requested by the end user. No waiting for complete file to download No impact on end-user’s computer

3. Streaming Media Formats Major player formats Real Networks Real Media Player – RM Microsoft Windows Media Player – WMV Apple Quicktime Player – MOV Other formats Audio downloads – MP3 Capture and editing - AVI Flash and animation - SWF CD audio playback – CDA, WAV

4. Things to Consider Identify your user audience Player compatibility Are they using PC or Mac Offices, Dorms, Computer Labs, Homes Wireless and other mobile devices Internet Connection Low speed – 28kbps to 80kbps High speed – 80kbps to 300kbps Broadband – 300kbps to 1.0mbps Audience members Faculty, Students Staff, Dept. Admins, Managers, Directors Anonymous users on WWW

5. Things to Consider Identify your user audience Media delivery On-Demand Live Webcasting CD-ROM, DVD Network User connectivity on or off campus Firewalls, multicast enabled routers Other Password restrictions E-Commerce Media reports on viewer usage

6. Confusion Begins And some of the questions might be….. Where do I go from here? What format do I choose? Is one better quality than another? Can a player work with different formats? Do my viewers need special equipment on their computer? What hardware and software do I need to make it all work? What bitrate speeds do I use? What about copyrighted content?

7. ITSS Streaming Services Providing streaming media services to the Stanford University community since 1998. Who are our clients Staff Faculty Students Other authorized Stanford affiliates

8. ITSS Streaming Service Services we will provide to clients Initial consultation and development Encoding in multiple formats Authoring for rich media presentations Indexing content for search capabilities Webcasting of live events Hosting Servers for streaming to end-user Other related media production Format conversions and duplications CD, DVD burning Editing Videotaping (Partnered with Stanford Video)

9. Some Streaming Examples Teaching and Learning In and out of the classroom Administration and Training Informative and promotional for staff, faculty and students Research and Special Projects For Stanford and beyond

10. How To Get Started? Contact us, then it’s as easy as 1-2-3… 1. We can accept your content in many different formats (VHS, DVCAM, MiniDV, CD, DVD, Betacam, Digital Files, etc). 2. We will encode the content and stream it from our media servers. 3. We will provide you a URL that you can incorporate into your own website. With free, easy-to-download player software, your users can access your material right from their computers

11. Streaming Media Options Encoding Choosing a format Real Media Windows Media Quicktime Determine a window size (Width x Height in pixels) 160x120 240x180 320x240 Even larger

12. Streaming Media Options Window Size of 160x120

13. Streaming Media Options Window Size of 240x180

14. Streaming Media Options Window Size of 320x240

15. Streaming Media Options Encoding Bitrate selection Single rate - 28k, 56k, 120k, 200k, 400k56k200k One stream per bitrate One encoded file for each user’s connect speed One URL for each connect speed Multirate – (28k-56k-200k) Real - SureStream Windows - Intelligent Stream Quicktime - Alternate Movies One encoded file can reach multiple connect speeds Server finds optimum connect speed and adjusts as network bandwidth usage changes Only one url needed for all connect speeds Larger file size for archive media

16. Streaming Media Options Authoring Include powerpoint slides sync’d to videoslides Insert graphics, images, logos Add URL links to other sites or content Create a URL to play only parts of the mediaparts Create a playlist within one URL to stream multiple clips or media files Set player commands, end-user controls Pop-up or embedded player

17. Streaming Media Options Indexing Assign keyframes to your content media Allows you to create smaller segments of your media and store them as clips Add keywords to clips for users to search your media from a websitekeywords Convert speech, closed captioning and ppt slides to text for searchingslides Save clips in a playlist and share them with other users

18. Streaming Media Options Webcasting Live presentations over the internet One multicast stream to many usersmulticast Include powerpoint or other rich media Hosting On demand playback of archived media Multiple streaming server platforms Unlimited streams Low storage costs No impact on your own network No hardware resources to maintain