From:	aho450s AT nic DOT smsu DOT edu (Tony O'Bryan)
Newsgroups:	comp.os.msdos.djgpp
Subject:	Re: Signed to Unsigned conversion
Date:	Tue, 14 Jan 1997 01:36:44 GMT
Organization:	Southwest Missouri State University
Lines:	16
Message-ID:	<32dae2ad.3337206@ursa.smsu.edu>
References:	<32d7b6c1 DOT 868084 AT ursa DOT smsu DOT edu> <5bdj8i$mlc AT grimsel DOT zurich DOT ibm DOT com>
NNTP-Posting-Host:	forseti.i79.smsu.edu
To:	djgpp AT delorie DOT com
DJ-Gateway:	from newsgroup comp.os.msdos.djgpp

On 13 Jan 1997 15:10:10 GMT, semler AT raleigh DOT ibm DOT com wrote:

>In <32d7b6c1 DOT 868084 AT ursa DOT smsu DOT edu>, aho450s AT nic DOT smsu DOT edu (Tony O'Bryan) writes:

>>I want to learn the MOD format so I can write a MOD player that interfaces with
>>Allegro's sound routines.  I have the header decoded and the samples extracted,
>>but can't figure out how to convert the signed MOD sample data to unsigned data
>>suitable for playing on the Sound Blaster.  Thanks for any help you can give.
>
>Add 0x80 to each samplebyte.
>
>Kind regards, Henning Semler

Thank you very much.  Sometimes I over-complicate procedures. :)  Your
suggestion worked perfectly.

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