Glossary - Ulead DVD MOVIEFACTORY 6 PLUS User Manual

Glossary

Analog
A signal that continuously varies in
frequency/quantity, rather than
discrete units found in digital devices.
Information from an analog source
must be converted to digital in order
for a computer to interpret it.
Aspect Ratio
The proportion of a picture's width
and height.
Blu-ray
Also known as BD (Blu-ray Disc), this
next-generation optical disc format
features recording and playback of
high-definition video (HD). On a
single layer, it can hold 25GB of HD
content. Its dual-layer version can
hold up to 50GB.
Burn
The process of writing or recording
content to a CD or DVD.
Button
An object assigned to an attribute
which, when clicked, performs a
specific function. Buttons are
commonly used to play an assigned
chapter or move to the next or
previous one.
ULEAD DVD MOVIEFACTORY USER GUIDE 62
Compression
The process of making a file smaller.
Nearly all digital video is compressed
in some way or another through a
codec.
Device Control
A software driver that allows your
computer to control video sources like
the camcorder.
DV
Abbreviation for Digital Video, which
is a very specific format of video. DV
can be played back/recorded by your
computer if you have the proper
hardware (capture card) and software
(DV codec).
Disc image files
Files that contain the entire content of
a storage medium (e.g. CD-ROM).
Dolby Digital audio
An audio compression format
developed by Dolby Lab for multiple
audio channels.
Field order
The order in which a field in interlaced
video is displayed first during
playback. This can either be Lower
Field First or Upper Field First. A field
is one of the two half-frames in
interlaced video. Field order is not