Article View: comp.dsp
Article #1160Re: Having messed with FFT programs, I have a few questions...
From: Dave Mc Mahan
Date: Tue, 04 Dec 1990 05:57
Date: Tue, 04 Dec 1990 05:57
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1436 bytes
The following article is being re-posted to this newsgroup at the request
of the original author. He accidentally sent it to me as a reply when he
really meant to post it in followup.
--------------- Text of the re-post article --------------------
Date: Mon, 3 Dec 90 12:15:52 -0600
Subject: Re: Having messed with FFT programs, I have a few questions...
Newsgroups: comp.dsp
Wouldn't it be possible to rid yourself of the "glitch" problem by crossfading
the section you are working with? They do this to get "clickless" loops in
samplers, and it seems the technique might work here. Just make a copy of the
section, reverse it, ramp the volume up like this: "/"
Then, ramp the volume down of the original section like this: "\"
And mix the two together. Then beat until smooth (just kidding). Then
do your fft on that modified section.
--
Dave McMahan mcmahan@netcom.uucp
{apple,amdahl,claris}!netcom!mcmahan
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!usc!elroy.jpl.nasa.gov!sdd.hp.com!ucsd!pacbell.com!tandem!netcom!mcmahan From: mcmahan@netcom.UUCP (Dave Mc Mahan) Newsgroups: comp.dsp Subject: Re: Having messed with FFT programs, I have a few questions... Message-ID: <18033@netcom.UUCP> Date: 4 Dec 90 05:57:05 GMT References: <1811@beguine.UUCP> <17926@netcom.UUCP> Organization: Dave McMahan @ NetCom Services Lines: 24