Ulead PYRO1394DV User Manual page 185

185
ULEAD VIDEOSTUDIO USER GUIDE
Codec
COmpress and DECompress. All video on a computer uses a special
algorithm or program to process video. This program is called a
codec.
Color Clip
A simple background color used in a movie. It is often used for
titles and credits since they stand out clearly against the solid color.
Composite Video
A video signal that combines luminance and chrominance. NTSC
and PAL are examples of composite video.
Compression
Making a file smaller by removing redundant data. Nearly all digital
video is compressed in some way or another. Compression is
achieved through a codec.
Data Rate
The amount of data per second that is transferred from one part of
your computer to another. In digital video, the data rate of your
source is very important: CD-ROMs have lower data rates than hard
disks. The data rate of the Internet is very low.
Device Control
A software driver that allows programs to control video sources like
the camcorder or VCR.
Digital
Computer data consisting of ones and zeros. Contrast digital
information with analog.
Digitizing
The process of converting analog input to a digital form so that it
can be used by the computer.
DNLE
Digital Non-Linear Editing is a method of combining and editing
multiple video clips to produce a finished product. DNLE offers