Xref: utzoo rec.audio:15450 comp.dsp:8
Path: utzoo!attcan!utgpu!watmath!att!dptg!ulysses!ggs
From: ggs@ulysses.homer.nj.att.com (Griff Smith)
Newsgroups: rec.audio,comp.dsp
Subject: Re: Adjust-Speed CD player??
Message-ID: <12190@ulysses.homer.nj.att.com>
Date: 22 Sep 89 00:29:42 GMT
References: <6028@jpl-devvax.JPL.NASA.GOV> <89255.105143P85025@BARILVM.BITNET> <89264.171306P85025@BARILVM.BITNET>
Organization: AT&T Bell Laboratories, Murray Hill
Lines: 18

In article <89264.171306P85025@BARILVM.BITNET>, P85025@BARILVM.BITNET (Doron Shikmoni) writes:
| Others suggested spectrum analysis and FFT to move from time domain
| to frequency domain and vice versa....
| ... this process should be made on
| a "quantum" at a time - it's not a continuous process. You will
| still have distortion when you connect the reconstructed parts
| in the time domain...
| I don't know about tolerance - that is, if you can make this process
| "good enough" for hi-fi music processing.

It works.  I don't know the details of how it was done, but I have
heard music reconstructed this way (without time change or pitch
shift).  It was indistinguishable from the original.
-- 
Griff Smith	AT&T (Bell Laboratories), Murray Hill
Phone:		1-201-582-7736
UUCP:		{most AT&T sites}!ulysses!ggs
Internet:	ggs@ulysses.att.com