Newsgroups: comp.speech
Path: pavo.csi.cam.ac.uk!doc.ic.ac.uk!agate!usenet.ins.cwru.edu!magnus.acs.ohio-state.edu!zaphod.mps.ohio-state.edu!cs.utexas.edu!uunet!uunet.ca!geac!itcyyz!tsltor!stevew
From: stevew@teleride.on.ca (Stephen M. Webb)
Subject: Re: Dialogic .VOX file format info wanted
Message-ID: <C0G2Lz.45H@teleride.on.ca>
Organization: Teleride Sage Ltd.
References: <C06Kvo.E3E@news.cso.uiuc.edu> <1993Jan4.185746.11930@nntpd2.cxo.dec.com>
Date: Wed, 6 Jan 1993 18:13:10 GMT
Lines: 22

In article <1993Jan4.185746.11930@nntpd2.cxo.dec.com> j_west@zebpik.enet.dec.com writes:
>
>In article <C06Kvo.E3E@news.cso.uiuc.edu>, pms26964@uxa.cso.uiuc.edu 
>(Phil Scopes) writes:
>|>
>|>I would like to know the format of the voice files (.VOX) used by the 
>|>Dialogic product line so that I can write programs that analyze the voice
>|>data.
>
>
>  It depends on the method that was used to record the file(s).  PCM or
>ADPCM, 4 or 8 bits samples, and 6053 or 8K samples/second.

The older D41 cards use only 4-bit ADPCM 6 kHz samples.  Dialogic supplies
distribution notes on this format (complete with encoding algorithms).
Contact Dialogic and ask for Application Note AN009.

-- 
------- Stephen M. Webb -------

Ack!  I've accidentally broken my leg!  -- Ed the Happy Clown

