librosa.core.note_to_midi¶
-
librosa.core.
note_to_midi
(note, round_midi=True)[source]¶ Convert one or more spelled notes to MIDI number(s).
Notes may be spelled out with optional accidentals or octave numbers.
The leading note name is case-insensitive.
Sharps are indicated with
#
, flats may be indicated with!
orb
.Parameters: - note : str or iterable of str
One or more note names.
- round_midi : bool
- If True, allow for fractional midi notes
- Otherwise, round cent deviations to the nearest note
Returns: - midi : float or np.array
Midi note numbers corresponding to inputs.
Raises: - ParameterError
If the input is not in valid note format
See also
Examples
>>> librosa.note_to_midi('C') 12 >>> librosa.note_to_midi('C#3') 49 >>> librosa.note_to_midi('f4') 65 >>> librosa.note_to_midi('Bb-1') 10 >>> librosa.note_to_midi('A!8') 116 >>> # Lists of notes also work >>> librosa.note_to_midi(['C', 'E', 'G']) array([12, 16, 19])