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From: russotto@eng.umd.edu (Matthew T. Russotto)
Newsgroups: comp.sys.mac.hardware
Subject: Re: Question for MacRecorder users
Keywords: dsp audio sound
Message-ID: <1991May11.222658.14215@eng.umd.edu>
Date: 11 May 91 22:26:58 GMT
References: <19281@sdcc6.ucsd.edu>
Sender: news@eng.umd.edu (C-News)
Organization: College of Engineering, Maryversity of Uniland, College Park
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In article <19281@sdcc6.ucsd.edu> ewa@beowulf.ucsd.edu (Eric Anderson) writes:
>Does anyone know if it is possible to use MacRecorder (from Farallon) to
>perform instant processing of live audio?  For example, a VU meter, or
>even a frequency analyzer?  The basic question is, can samples be read
>continuously from MacRecorder, or is there a big buffering delay somewhere
>along the path?

I've got a few programs which show an oscilliscope-type display, and one which
shows a frequency spectrum display, so I'd say it is possible.  I think you
read the samples right off the serial port, with a minimum of buffering.
(sorry, I don't have any source).
--
Matthew T. Russotto	russotto@eng.umd.edu	russotto@wam.umd.edu
     .sig under construction, like the rest of this campus.