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From: brown@nicmad.UUCP (Mr. Video)
Newsgroups: rec.video,sci.electronics
Subject: Re: VITS Information Requested
Message-ID: <1948@nicmad.UUCP>
Date: Sat, 5-Sep-87 22:42:19 EDT
Article-I.D.: nicmad.1948
Posted: Sat Sep  5 22:42:19 1987
Date-Received: Sun, 6-Sep-87 21:14:06 EDT
References: <902@node_d2be.mntgfx.MENTOR.COM>
Reply-To: brown@nicmad.UUCP (Mr. Video)
Organization: Mr. Video's Hangout
Lines: 17
Keywords: VITS video
Xref: mnetor rec.video:1945 sci.electronics:1249

In article <902@node_d2be.mntgfx.MENTOR.COM> bobk@mntgfx.MENTOR.COM (Bob Kelley) writes:
<Isn't there some kind of coded information in video frames called VITS?

Ya.

<I don't know much about it, but I was wondering if it would be possible
<to decode that information and detect TV commercials with it.

As far as I know, the vertical interval doesn't contain any information
anywhere that tells you this is a commercial.  Wouldn't that be nice!
But, you can normally tell when the local station is on line because the
time-date stamp line is missing (it is produced by all the networks).
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