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Article #3076

Re: detecting TV commercials, is it possible?

#3076
From: Lenny Saaf
Date: Sat, 16 Sep 1989 03:14
33 lines
2219 bytes
>> through the user's guide and the principle that it used was that
>> the _only_ time that a total lack of video signal was present was during
>> the pause right before a commercial was to start.

> It is true that you often will see "black" between program and
> commercial, it is certainly not a requirement -- but worse still is
> that you might often see "black" between one scene and the next,
> especially if they want to highlight a time or location transistion.

My idea would be to have the TV on a tape loop similar to the ones
used on radio talk shows.  [Similar, that is, in purpose: to eliminate
vulgarity.]  The loop should be longer than the longest commercial,
which might be 60 seconds.  The "blurb-zapper" would look for short
periods of black silence that are spaced by the length of commercials,
e.g.  15, 30, and 60 seconds.  This would avoid most of the problems
with black silence occurring during a program.  When you find such a
segment, you can replace it with whatever you like when it comes
through on the tape loop.

Two questions:

1.	What would you replace the commercials with?  Music?  A video
tape of wildebeasts thundering across the Kalihari?  Public service
announcements?  Silence?

2.	Don't people who watch commercial television like commercials?
If they didn't everyone would watch PBS, right?

--
------------------------------------------------------------------------
| Len Saaf, The Institute of Optics, Univ. of Rochester, Rochester, NY |
| Internet: saaf@joker.optics.rochester.edu        Bitnet: SAAF@UOROPT |
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From: saaf@joker.optics.rochester.edu (Lenny Saaf)
Newsgroups: sci.electronics
Subject: Re: detecting TV commercials, is it possible?
Message-ID: <SAAF.89Sep15231457@joker.optics.rochester.edu>
Date: 16 Sep 89 03:14:57 GMT
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