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Formatting video for local playback
Generated by Clearspace on 2008-05-18-05:00
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Sampling \- The act of taking a portion of one sound recording, the sample, and reusing it as an instrument or
element of a new recording.
Stereo Sound \- Audio consisting of two channels, left and right.
Streaming \- A method for making audio, video and other multimedia available in near realtime, that is the user can
begin to watch or hear the content of a downloaded media file after only a short delay. Previously it was necessary to
download an entire file before playing it.
Transcoding \- Encoding an already compressed data stream to a different codec.
Abreviations
3GP - A multimedia container format defined by 3GPP for use on 3G mobile phones. It is a simplified version of
MPEG-4 Part 14 (MP4). 3GP files have the filename extension .3gp or .3g2. 3GP stores video streams as MPEG-4
or H.263, and audio streams as AMR-NB or AAC-LC formats.
3GPP \- 3rd Generation Partnership Project.
3ivx \- A commercial video codec suite that allows the creation of MPEG-4 compliant data streams.
AAC \- Advanced Audio Coding.
AAC-LC \- Advanced Audio Coding. Low Complexity.
AC3 \- Audio File Format.
AIFF \- Audio Interchange File.
AMR \- Adaptive Multi-Rate (NB = NarrowBand, WB = WideBand).
AVI \- Audio Video Interleave Container File.
CBR \- Constant Bit Rate.
DivX \- Video Codec. DivX has the ability to compress lengthy video segments into small sizes while maintaining
relatively high visual quality. DivX uses lossy MPEG-4 Part 2 compression.
ETSI \- European Telecommunications Standards Institute.
FLAC \- Free Lossless Audio Codec.
H.263 \- Video Codec. Predecessor of H.264.
H.264 \- Also known as MPEG-4 AVC (Advanced Video Coding), is a video compression standard that offers
significantly greater compression than its predecessors, for example, MPEG-4 ASP (Advanced Simple Profile).
M4A \- MPEG-4 Audio Layer.
MOV \- QuickTime Video Clip.
MP3 \- MPEG Audio Stream, Layer 3.
MP4 \- MPEG-4 Video File.