Streaming Media For Mobile Devices

Streaming MediaForMobile Devices

STEMTechOctober 4, 2011

Established in 1970 501(c)3 Non-Profit Corporation Operated by Consortium of 31

Community Colleges Content Developer (Distance Learning)

Telecourses Online (HTML) Content Video on Demand (Since 2002)

About INTELECOM

Streaming Media For Mobile Devices

Subscription Videoon Demand Database

Launched in January 2008 Object-level Clips (3-5 minutes) Multiple Academic Disciplines Embeddable Video Players, URLs Hosted and Supported Correlated to Quality Matters Engaging Content (Persistence) Captions, MARC Records, Usage Statistics


Online/Hybrid Courses F2F Instruction Content Authoring Virtual Classrooms PowerPoints Faculty Blogs Discussion Forums Word Documents

Campus Applications


Laptops Netbooks Smartphones Tablets Gaming Devices

“By 2014, there will be 2.8 billion 3G subscribers. 3G refers to a third generation cellular network, which is capable of streaming video and other bandwidth-intensive applications wirelessly. Already, some providers are rolling out 4G services that promise even faster download speeds and more capabilities.”

– School Technology Action Report (September 1, 2011)

The Growth of Mobile


Choice of Formats Windows Media, QuickTime, FLV, H.264

Bit Rates and Resolution 320kbps? 1.5mbps? 640x480?

Operating Systems iOS? Honeycomb? WebOS? Windows 8?

Implications for Video Streaming


Flash not supported by Apple Flash and Flash The Switch to HTML5 … Just an Apple Thing? H.264 Video Format … More than Just an Apple Thing Rise of the Androids Flash Media Streaming Server 4.5 … A Game Changer?

HTML5 or Flash?Neither? Both?

“I got a Pre.”


FLV for Android 2.3 Devices, Desktops, Laptops 480x360, 400kbps

H.264 for iOS VBR up to 768kbps, 320x340 VBR up to 1.5mbps, 640x480 Utilizes Native iPad / iPhone Player (Full Screen)

Limitations Still Exist Memory, Processor, Bandwidth (e.g. WiFi)

Finding the Right Mobile Mix


Desktops, Laptops, Netbooks

iPad, iPhone

Android 2.3 Devices

“Sniffer” 1. Determines Device 2. Pushes Optimum Stream

FLV

FLV

H.264

Supported

There is Support for Captioning on Many Devices

Not All Device Manufacturers Support Captions

Still in Development: Currently … xml, txt, scc, smi and six other caption formats Transcode and embed captions for H.264/mp4

Addressing Accessibility


Cameron [email protected]

(800) 576-2988 x112

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