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Streaming Media Format Guidelines

The following are guidelines for streaming media file delivery and formatting. They may be shared with anyone who will be producing or preparing media files for streaming.

General information:

  • To avoid potential artifacts, avoid very high bitrates for video -- for example, a 320x240 video at 512 or 768 kbps looks better that a 640x480 video at a lower Bitrate. Generally, try to stay within 350 – 512 kbps / 320x240 for daily use.
  • Avoid using the rmvb extension. It may cause problems without the correct player.
  • Give the files the exact names you'd like to appear in the URL. Avoid spaces in file names.

RealMedia:

Encoder: RealVideo 10
RM file
Aspect Ratio: (4 : 3) 320x240
Video Mode: Smoothest motion
Allow Download (or not)
Allow Recording( or not)

Average Bitrate:350- 768kbps
CBR (Constant Bitrate Encoding)
29.97 Max. Frame Rate (FPS)

64 kbps RealAudio
Mono
Sample Rate – 44.1 kHz
16 Bit

 

Windows Media

Encoder: Windows Media V8  (it’s reliable)
WMV file
Aspect ratio: (4 : 3) 320x240
30 Max. Frame Rate (FPS)
CBR (1-pass)
Video Bitrate 464
Total Bitrate 512 kbps

Windows Media Audio 9.1
64 kbps
44.1 kHz
16 Bit

Interested in streaming media? Streaming Media Policy

Need to have files put on the server? Use this form to request upload

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