message: fixed rounding error when converting frequency to midi
diff: @@ -279,7 +279,7 @@ define(["Tone/core/Tone", "Tone/type/TimeBase"], function (Tone) {
  * tone.midiToFrequency(440); // returns 69
  */
  Tone.Frequency.prototype.frequencyToMidi = function(frequency){
  - return 69 + 12 * Math.log(frequency / Tone.Frequency.A4) / Math.LN2;
  + return 69 + Math.round(12 * Math.log(frequency / Tone.Frequency.A4) / Math.LN2);
  };
  return Tone.Frequency;
  