Xref: utzoo sci.electronics:3736 rec.video:4142
Path: utzoo!utgpu!attcan!uunet!seismo!sundc!pitstop!sun!decwrl!purdue!haven!rutgers!uwvax!astroatc!nicmad!brown
From: brown@nicmad.UUCP (Mr. Video)
Newsgroups: sci.electronics,rec.video
Subject: Re: VCR comercial eliminator
Keywords: VCR
Message-ID: <3118@nicmad.UUCP>
Date: 1 Sep 88 00:45:06 GMT
References: <257@ivucsb.UUCP> <1160@scolex>
Reply-To: brown@nicmad.UUCP (Mr. Video)
Distribution: na
Organization: Mr. Video's Hangout
Lines: 16

In article <1160@scolex> glenns@sco.COM (The Static Master) writes:
<      Ever Notice how many commercial sound levels are much much greater
< than normal tv sound?  It wouldnt be very hard to monitor sound levels
< and when the sound level reaches critical commercial level (:) ) turns
< off the recording. Thats probably why they say only 95% of the time,some
< commercials are as loud as others(thank god).

They APPEAR louder, but in actuality, they aren't.  Based on modulation
levels, they are still 100% (or less :-).  Audio compression techniques
are used to make them seem louder.  So just monitoring the sound level isn't
going to work.  One would need to do a real-time FFT on the sound.
-- 
	       harvard-\	 att--\
Mr. Video         ucbvax!uwvax!astroatc!nicmad!brown
	       rutgers-/      decvax--/
			      rolls--/