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Austin Community College
5930 Middle Fiskville Rd.
Austin, Texas 78752-4390
512.223.4ACC (4222)
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Streaming Media Publishing Requirements |
Video Window Size
When creating a streaming video for the web, you want to ensure that you use the appropriate output video window size. This is the size of the window you see when watching the video. Below are the required video window size for recording a streaming video.
Connection Type |
Window Size |
Purpose |
Dialup
(56K Modem) |
160 x 120 |
Ideal Use: Lectures, talking head, or slideshow. |
Cable/DSL
On Campus
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320 x 240 |
Ideal Use: Lectures, talking head, course module, slideshow, pre-recorded video, film, or a telecourse. |
Cable/DSL
On Campus
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640 x 480 |
Ideal Use: Course modules, illustrations, close-up details. Use this only if the 320 x 240 is too small for the intended use. |
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800 x 600 |
Reserved For: Computer screen or software tutorials and training. |
Bandwidth Setting
To ensure that a streaming video file plays successfully on the web, it is important to target the viewer’s connection bandwidth. Viewers don’t like to wait for playback to begin once they click on a link. If the video clip buffers or sputters to long, the viewer is not likely to stay tuned. Below are the required bandwidth setting for recording a streaming video.
Connection Type |
Connection Speed (Max Bit Rate) |
Frames Per Second (fps) |
Dialup
(56K Modem) |
43 Kbps |
15 fps |
Cable/DSL
On Campus
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384 Kbps |
30 fps |
Video Codecs
The following video codecs load by default when you use the default setting or profile that come with the encoding software (see list below). If you create a custom profile or use a third party encoding software, then use the video codec listed below. Below are the required video codec for recording a streaming video.
Software |
Video Codecs |
Helix Producer Plus 11 |
RealVideo 10
RealAudio 10
RealAudio G2 or better |
Windows Media Encoder 9 |
Windows Media Video 9
Windows Media Video 9.1 |
Need Help?
If you are not sure what setting to use, please contact an Instructional Technology Technician (ITT) in the Media Center or an Instructional Design Specialist at any ACC campus.
ITT Staff Directory
IDS Staff Directory |
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