Barco 26-0405000-00 Laser Pointer User Manual


 
PresentationPRO-II • User’s Guide 3
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Terms and Definitions
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The following terms and definitions are used throughout this guide:
A “Background” is an unscaled source, typically originating from a computer.
PresentationPRO-II enables you to work with one background source which
appears at the system’s lowest priority — visually in back of all other sources.
The abbreviation “BG” is also used throughout this guide for Background.
A “Key” is an electronic (and visual) process whereby one image is electronically
superimposed over another source or a background. Keys are typically used for
titles and banners.
A “Layer” is an image display element (such as a PIP, Key or Background) that
has an associated visual priority — either in front (or in back) of another layer.
A “LOGO” is a full screen image that is selected from one of three still frames that
you can capture with PresentationPRO-II.
A “Mixer” is the electronic circuitry that enables you to transition (and scale) PIPs
and Keys over a background. PresentationPRO-II has one internal mixer, capable
of layering either one PIP or one key.
Operator” refers to the person who uses the system.
PIP” refers to Picture-in-Picture, an on-screen effect in which one “scaled” picture
(typically of reduced size) is positioned over a background image. PIPs can be
reduced, enlarged, bordered, shadowed, and mixed on and off Program.
Screen” and “Menu” both refer to the Touch Screen menus.
System” refers to the PresentationPRO-II.
A “Scaler” is the electronic circuitry that enables you to reduce or enlarge source
images, thus creating PIPs and Keys that can be positioned (and transitioned).