From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ru Vuott <vuott@yahoo.it>
Subject: Can ALSA invoke a Callback ?
Date: Fri, 26 Aug 2011 15:24:37 +0100 (BST)
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Hello,

I would like to know how I can ask ALSA to invoke a "Callback" function when an Midi event arrives from an extern-device.

Thanks
Paolo