User guide

Viz Engine Administrator’s Guide

DVCPRO

Panasonic’s DVCPRO family is specifically created for electronic news gathering use,

with good linear editing capabilities and robustness.

DVI

Digital Visual Interface (DVI) is a video interface standard designed to maximize the

visual quality of digital display devices such as flat panel LCD computer displays and

digital projectors.

EAS

The Emergency Alert System (EAS) is a national warning system in the United States

of America (USA). The official EAS enables the President of the USA to speak to the

citizens of the USA within 10 minutes.

EAV

Horizontal scan lines of video pixel data are delimited in the stream by 4-byte long SAV

(Start of Active Video) and EAV (End of Active Video) code sequences.

SAV codes also contain status bits indicating line position in a video field or frame.

Line position in a full frame can be determined by tracking SAV status bits, allowing

receivers to “synchronize” with an incoming stream. See also ANC data.

EBU

European Broadcasting Union. See also AES .

GenLock

Genlock (Generator Lock) is a common technique where the video output of one

source, or a specific reference signal, is used to synchronize other television picture

sources together. GenLock type is set in Viz Config’s Video Output section.

Glyph

A glyph is an element of writing. Glyphs may also be Ligatures, that is, compound

characters, or diacritics.

HANC

See ANC data.

High-definition television or HDTV is a digital television broadcasting system with

higher resolution than traditional television systems (standard-definition TV, or SDTV).

I/O

I/O is short for Input/Output, and is a common term used for hardware connectors.

IEEE

The Institute of Electrical and Electronics Engineers, Inc.