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annotate util/matlab_midi/midi2freq.m @ 203:f3b6ddd2f04f luisf_dev

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checks if the variable SMALL_path exists, and exits otherwise.
author luisf <luis.figueira@eecs.qmul.ac.uk>
date Tue, 20 Mar 2012 15:52:22 +0000
parents a30e8bd6d948
children
rev   line source
ivan@81 1 function f = midi2freq(m)
ivan@81 2 % f = midi2freq(m)
ivan@81 3 %
ivan@81 4 % Convert MIDI note number (m=0-127) to
ivan@81 5 % frequency, f, in Hz
ivan@81 6 % (m can also be a vector or matrix)
ivan@81 7 %
ivan@81 8
ivan@81 9 % Copyright (c) 2009 Ken Schutte
ivan@81 10 % more info at: http://www.kenschutte.com/midi
ivan@81 11
ivan@81 12 f = (440/32)*2.^((m-9)/12);