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root / _chroma / semitonedistance.m @ 8:b5b38998ef3b

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function df = semitonedistance(f,varargin)
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if nargin == 1
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    df = log(2)/12*f;
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else
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    bins_per_semitone = varargin{1};
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    df = log(2)/(12*bins_per_semitone)*f;
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end