Show Notes - Episode 40
SERIES: Lab Rats
EPISODE #: 40
RELEASE DATE: Sept 04, 2006
TITLE: CODEC 101
RUN TIME: 21:12:18
HOST: Andy Walker and Sean Carruthers
DIRECTOR: Maurice Cacho
EDITOR: Sean Carruthers
SOURCE: www.labrats.tv/episodes/ep40.html
NOTES:
- CODEC = COde/DECode [COmpressor/DECompressor]
- Codec's are used to record and play audio and video files.
- Lossless - shown as it appears.
- Example: Apple Lossless
- Lossy - compressed and shows only what can be herd or seen by humans.
- Example: MP3 - near CD quility.
- The audible range for the typical human ear is 20 Hertz through 20 kiloHertz.
- Codec's will also eliminate subtle changes in the sound or picture that aren't generally noticed.
- MP3 is short for MPEG-1 Layer 3. The codec was released by Fraunhofer back in 1994.
- AVI stands for Audio Video Interleave. It was introduced by Microsoft in 1992 as a "wrapper" or container format.
- DVD format is MPEG-2.
- MPEG is an acronym for the Moving Picture Experts Group, a standards development group.
- MPEG-2 is the standard used for DVD's, digital television, and even HDTV encoding.
- Windows XP Video Decoder Checkup Utility - For MPEG only.
- On the Mac to check your codec's go to your hard drive then /Library/Quicktime.
- Divx - MPEG-2 encoder.
- aFreeCodecVT Utility - checks for codec's on your system and claims to be spyware free.
- VLC Media Player - available cross-platform media player.
- H.264 is a variant of the MPEG-4 file format.
- CyberLink Codec PowerPack - $19.95 U.S.
- InterVideo Codec XPack - $19.95 U.S.
- Lab Rats Forums - click here.
- Viewsonic / Lab Rats Contest - click here to enter.
- Cyberwalker Newsletter Sign Up - click here.
- Andy's Book Plug - Absolute Beginners Guide to Security, Spam, Spyware, & Viruses.
- Sean Carruthers Flickr Account at - click here.
CREDITS
Directors:
Andy Walker and Sean Carruthers
Assistance From:
Theme Music by Dee Long
Title Graphics by Steve Huntriss (AKA ‘Tackie’)
Web Master:
Mike Britton
Systems Manager:
Ted Gallardo
Cameras Courtesy of:
Special Thanks To:
Codex first came into use in the
first century, replacing
the scroll as the main method
of storing handwritten
data. Eventually, someone
invented the codec, which was
almost completely different.
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Show Notes by Michael Britton
(c) 2006 Labrats Media
