def to_note_seq(self):
time = 0
notes = []
velocity = DEFAULT_VELOCITY
velocity_bins = EventSeq.get_velocity_bins()
last_notes = {}
for event in self.events:
if event.type == 'note_on':
pitch = event.value + EventSeq.pitch_range.start
note = Note(velocity, pitch, time, None)
notes.append(note)
last_notes[pitch] = note
elif event.type == 'note_off':
pitch = event.value + EventSeq.pitch_range.start
if pitch in last_notes:
note = last_notes[pitch]
note.end = max(time, note.start + MIN_NOTE_LENGTH)
del last_notes[pitch]
elif event.type == 'velocity':
index = min(event.value, velocity_bins.size - 1)
velocity = velocity_bins[index]
# velocity = velocity_bins[24] #100
elif event.type == 'time_shift':
time += EventSeq.time_shift_bins[event.value]
for note in notes:
if note.end is None:
note.end = note.start + DEFAULT_NOTE_LENGTH
note.velocity = int(note.velocity)
return NoteSeq(notes)
def conv2note_seq(self):
time = 0
notes = []
velocity = STATE_VELOCITY
velocity_bins = Event_Seqce.getting_veloc_basket()
last_notes = {}
for event in self.events:
if event.type == 'note_on':
pitch = event.value + Event_Seqce.pitch_range.start
note = Note(velocity, pitch, time, None)
notes.append(note)
last_notes[pitch] = note
elif event.type == 'note_off':
pitch = event.value + Event_Seqce.pitch_range.start
if pitch in last_notes:
note = last_notes[pitch]
note.end = max(time, note.start + MIN_NOTE_LENGTH)
del last_notes[pitch]
elif event.type == 'velocity':
index = min(event.value, velocity_bins.size - 1)
velocity = velocity_bins[index]
elif event.type == 'time_shift':
time += Event_Seqce.time_shift_bins[event.value]
for note in notes:
if note.end is None:
note.end = note.start + STATE_NOTE_LENGTH
note.velocity = int(note.velocity)
return Note_Seqce(notes)