Newsgroups:	comp.os.msdos.djgpp
From:	malyon AT netcom DOT com (Roland Acton)
Subject:	Re: midi sound detecting in Allegro??
Message-ID:	<malyonE6v9Ax.FoI@netcom.com>
Organization:	Netcom On-Line Services
References:	<yATjZAAJO4IzEwya AT jenkinsdavid DOT demon DOT co DOT uk> <jTh7zbAT59IzEwAm AT talula DOT demon DOT co DOT uk>
Date:	Tue, 11 Mar 1997 06:42:33 GMT
Lines:	8
Sender:	malyon AT netcom15 DOT netcom DOT com
To:	djgpp AT delorie DOT com
DJ-Gateway:	from newsgroup comp.os.msdos.djgpp

Shawn Hargreaves (Shawn AT talula DOT demon DOT co DOT uk) wrote:
: Beware, though: some MIDI files use note-on messages with a volume of
: zero to turn notes off (argh! why, when there's a different note-off
: message?), so you should check for zero volumes.

  It's to try to reduce the size of the file. Using the note-off command
would involve changing the running status byte once, and then again to turn
it back on, and that adds up if the file has a lot of notes in it.

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