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TechTV

Quicktime (.mov, mac)
Windows Media (.wmv)
RealMedia (.rm)
AVI (.avi)
Mobile (mp4, .m4v, .ogg)
AdobeFlash (.flv)

Mpeg 2
AIFF
.swf
Windows Movie Maker (.MSWMM)

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YouTube

Windows Media (.wmv)
Cell Phone (.3GP_ (cell phones)
.AVI (.avi, windows)
Quicktime (.mov, mac)
iPod/psp (.mp4)
.MPEG
AdobeFlash (.flv)
.MKV (h.264)
RealMedia (.rm)
For subtitles:
.srt, .sub

Windows Movie Maker (.MSWMM)

Uploads to regular (i.e., not "enhanced") channels are limited to 10 minutes / 1GB.

Athena self-hosted (on a locker)

Quicktime (.mov, mac)
Windows Media (.wmv)
AdobeFlash (.flv)

see notes.

Output is browser dependent:
if you've got the plug-in,
or if your browser has a media player
built in, it will work.
If you're using a Mac,
QT is part of Mac OS,
and if you're using a PC,
Windows Media player is part of Win OS.

iTunes U (facilitated by OCW)

MPEG4, 300Kbps, 480x360

YouTube (enhanced channel facilitated by OCW)

MPEG4 (1.6Mbps h.264, 640x48)

-

Note that .rm can also be uploaded, but the quality will be inferior to the format noted at left.

Internet Archive

any of those mentioned here

-

Internet Archive does not place restrictions around uploaded content, but as it is a true archive, files cannot  be managed easily once uploaded.
OCW posts iPod-quality MP4s on Internet Archive (

http://www.archive.org^{Image Added}

) to support users who cannot view embedded YouTube videos (generally high schools have blocked access entirely), are unwilling to download the (free) iTunes application, or use Linux.
There is no general MIT OpenCourseWare collection in this space. Instead, files are collected by course (identified by term and year: 8.01F99), and basic metadata is assigned at both the file and collection level: publisher (always MIT OpenCourseWare), contributor (the course instructor), title (for collection and file), date (of the recording), sequence (track 1 of 37), description (at the collection level), and keywords (at the collection level.

AMPS streaming server

Windows Media (.wmv)
AdobeFlash (.flv)

Supported "under duress" and with additional charges:
Quicktime (.mov, mac)
RealTime
video tape
DVD
.MPEG

MIT Cable

DVD (ISO DVD)

.mov and .wmv , as long as the resolution is high enough)
can be used because
MIT Cable will burn the file to a DVD and distribute that.
They will bill for their time to do this.

MIT cable only available on campus.
Not a production shop. Distribution only.