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- From: m22257@mitre.org (Jeff Correia)
- Subject: Re: Format of .AU Sound files
- Message-ID: <1993Jan4.181259.27617@linus.mitre.org>
- Sender: news@linus.mitre.org (NONUSER)
- Nntp-Posting-Host: jeff-correia.mitre.org
- Organization: The MITRE Corporation
- References: <1992Dec30.201851.45991@kuhub.cc.ukans.edu>
- Date: Mon, 4 Jan 1993 18:12:59 GMT
- Lines: 23
-
- In article <1992Dec30.201851.45991@kuhub.cc.ukans.edu>,
- christos@kuhub.cc.ukans.edu writes:
- >
- > Hello there,
- >
- > I am using the Public Domain program Sound Tools on the Sun station to record
- > speech. The speech samples are saved in a mu-law 8bits/sample encoding rule with a
- > standard ".au" header precceding the data. What I would like to know is what the
- > format of the speech samples is? In other words, I am reading the bytes that
- > correspond to 8-bit speech samples but I don't know whether they are in signed
- > binary format(2's complement) or unsigned binary format or anyother format. I have
- > tried both binary signed (2' complement) and unsigned but it doesn't work. Does
- > anybody know how the samples are stored?
- >
- > I would appreciate any relevant response.
- >
- >
- Furthermore, in the sounds given in the /usr/demo/SOUND/sounds directory...
- 1. At what sampling rate were these sounds sampled?
- 2. Is there any header information in these files and if there is, what is
- it's format?
-
- Jeff
-