ADOBE PREMIERE ELEMENTS GLOSSARY

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In Adobe Premiere Elements, you can correct colour with the Auto Colour and … Adobe Premiere Elements. See your camcorder documentation for more …

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VIDEO PRODUCTION GLOSSARY
ADOBE PREMIERE?ELEMENTS GLOSSARYVIDEO PRODUCTION GLOSSARY : PAGE 1
ADOBE PREMIERE ELEMENTS GLOSSARY
A
AV-to-DV converter
An electronic device that converts analog video signals to digital video signals.
aliasing
Undesirable jagged or stair-stepped appearance of angled lines in an image, graphic,
or text.
alpha channel
A fourth, invisible channel that defi nes transparent areas of an image. The other three
channels are red, green, and blue (RGB).
analog video
A video signal consisting of a continuous electrical signal. Most televisions and VCRs
are analog video devices. To be stored and manipulated on a computer, analog video
must be converted to digital video.
anti-aliasing
The smoothing of edges in an image, graphic, or text. Anti-aliased edges appear
blurred up close but smooth at normal viewing distance. Anti-aliasing is important
when working with high-quality graphics for television use.
artifact
Distortion to a picture or a sound signal. With digital video, artifacts can result from
overloading the input device with too much signal or from excessive or improper
compression.
aspect ratio
The ratio of width to height of an image. For example, the aspect ratio of NTSC video
frames is 4:3, but most motion pictures use the…