Glossary - Ulead VIDEOSTUDIO 11 User Manual

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ULEAD VIDEOSTUDIO USER GUIDE

Glossary

Analog
A signal that is not digital. Most VCRs, radio/television broadcasting, AV in/out, S-
VIDEO, and stereos are analog. Computers are digital, dealing in ones and zeros.
Information from an analog source must be digitized to be used on a computer.
Aspect Ratio
The relationship of width to height for a given image or graphic. Keeping or
maintaining the aspect ratio refers to the process of maintaining size relationships
when either the width or height of an image or graphic is changed.
AVI
Audio-Video Interleave is a digital video file format designed specifically for the
Microsoft Windows environment.
Capture
The recording of video or images to a computer hard disk.
Capture Plug-ins
These are utilities integrated with Ulead VideoStudio that allow the program to
recognize capture devices and automatically detect them when they are connected
to the computer.
Clip
A short section or part of a movie. A clip can be audio, video, still images or a title.
Codec
COmpress and DECompress. All videos 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.