52
W
WMA
Windows Media™ Audio. Refers to an
audio compression technology developed by
Microsoft Corporation. WMA data can be
encoded with Windows Media player version 9
or Windows Media player for Windows XP. Files
are recognised by their fi le extension ‘.wma.’
WMV
Windows Media Video. Refers to a video
compression technology developed by
Microsoft Corporation. WMV content can be
encoded by using Windows Media® Encoder
9 series. Files are recognised by their fi le
extension ‘.wmv’.
M
MP3
A fi le format with a sound data compression
system. MP3 is the abbreviation of Motion
Picture Experts Group 1 (or MPEG-1) Audio
Layer 3. With the MP3 format, one CD-R or
CD-RW can contain about 10 times more data
than a regular CD.
MPEG
Motion Picture Experts Group. A collection of
compression systems for digital audio and video.
P
PBC
Playback Control. A system where you navigate
through a Video CD/Super VCD with on-screen
menus that are recorded onto the disc. You can
enjoy interactive playback and search.
PCM
Pulse Code Modulation. A digital audio
encoding system.
Progressive scan
The progressive scan displays twice as many
frames per second as an ordinary TV system. It
offers higher picture resolution and quality.
EN
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