SMPTE RP 157-1995 (R2011)

Key Signals

Society of Motion Picture and Television Engineers, 01/01/1995

Publisher: SMPTE

File Format: PDF

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Description

Published:01/01/1995

File Size:1 file , 180 KB

This practice describes the format of a key video signal which is used to control the contribution of an associated fill video signal into a composite of two or more signals. Such signals are commonly referred to simply as key signals. This description is given for composite and component analog and digital signals.

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