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Article #2171Re: Pitch shifting
From: John W. Herman
Date: Tue, 05 Jan 1993 21:28
Date: Tue, 05 Jan 1993 21:28
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cmh@eng.cam.ac.uk (C.M. Hicks) writes: >mikael@terapin.com (Mikael Andersson) writes: *** Stuff deleted *** > - FFT, scale frequency, IFFT. > Main problems: discontinuities at block boundaries, computational load. Windowing the input function with a Hann window, shifting only half the FFT length, and adding the appropriate outputs of the IFFT will produce fairly smooth output time series. But likely not in real time. *** Stuff deleted ***
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Newsgroups: comp.dsp Path: arc1-ca.pugleaf.net!sparky!uunet!spool.mu.edu!agate!dog.ee.lbl.gov!news!manta!herman From: herman@nosc.mil (John W. Herman) Subject: Re: Pitch shifting Message-ID: <herman.726269308@phage> Sender: usenet@nosc.mil (Network News) Organization: Naval Ocean Systems Center, San Diego, CA References: <mikael.31ea@terapin.com> <1993Jan5.184530.4560@eng.cam.ac.uk> Date: Tue, 5 Jan 1993 21:28:28 GMT Lines: 14