def __call__(
self,
q_event_sequence,
q_schema=None,
grace_handler=None,
heuristic=None,
job_handler=None,
attack_point_optimizer=None,
attach_tempos=True,
):
r'''Calls quantizer.
Returns Abjad components.
'''
from abjad.tools import quantizationtools
q_event_sequence = quantizationtools.QEventSequence(q_event_sequence)
if q_schema is None:
q_schema = quantizationtools.MeasurewiseQSchema()
assert isinstance(q_schema, quantizationtools.QSchema)
q_target = q_schema(q_event_sequence.duration_in_ms)
notation = q_target(
q_event_sequence,
grace_handler=grace_handler,
heuristic=heuristic,
job_handler=job_handler,
attack_point_optimizer=attack_point_optimizer,
attach_tempos=attach_tempos,
)
return notation
def test_quantizationtools_QEventSequence_from_tempo_scaled_leaves_02():
staff = abjad.Staff([])
staff.append(abjad.Note(0, (1, 4)))
staff.append(abjad.Rest((1, 4)))
staff.append(abjad.Rest((1, 8)))
staff.append(abjad.Note(1, (1, 8)))
staff.append(abjad.Note(1, (1, 8)))
staff.append(abjad.Note(2, (1, 8)))
staff.append(abjad.Note(2, (1, 8)))
staff.append(abjad.Note(3, (1, 8)))
staff.append(abjad.Skip((1, 4)))
staff.append(abjad.Rest((1, 4)))
staff.append(abjad.Note(3, (1, 8)))
staff.append(abjad.Chord([0, 1, 4], (1, 4)))
tie = abjad.Tie()
abjad.attach(tie, staff[3:5])
tie = abjad.Tie()
abjad.attach(tie, staff[5:7])
tempo = abjad.MetronomeMark((1, 4), 58)
abjad.attach(tempo, staff[0], context='Staff')
tempo = abjad.MetronomeMark((1, 4), 77)
abjad.attach(tempo, staff[9], context='Staff')
leaves = abjad.select(staff).leaves()
q_events = quantizationtools.QEventSequence.from_tempo_scaled_leaves(
leaves)
assert q_events == quantizationtools.QEventSequence(
(quantizationtools.PitchedQEvent(abjad.Offset(0, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.SilentQEvent(abjad.Offset(30000, 29)),
quantizationtools.PitchedQEvent(abjad.Offset(75000, 29),
(abjad.NamedPitch("cs'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(105000, 29),
(abjad.NamedPitch("d'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(135000, 29),
(abjad.NamedPitch("ef'"), )),
quantizationtools.SilentQEvent(abjad.Offset(150000, 29)),
quantizationtools.PitchedQEvent(abjad.Offset(15600000, 2233),
(abjad.NamedPitch("ef'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(16470000, 2233), (
abjad.NamedPitch("c'"),
abjad.NamedPitch("cs'"),
abjad.NamedPitch("e'"),
)), quantizationtools.TerminalQEvent(abjad.Offset(18210000, 2233))))
def test_quantizationtools_QEventSequence_from_tempo_scaled_leaves_01():
staff = abjad.Staff([])
staff.append(abjad.Note(0, (1, 4)))
staff.append(abjad.Rest((1, 4)))
staff.append(abjad.Rest((1, 8)))
staff.append(abjad.Note(1, (1, 8)))
staff.append(abjad.Note(1, (1, 8)))
staff.append(abjad.Note(2, (1, 8)))
staff.append(abjad.Note(2, (1, 8)))
staff.append(abjad.Note(3, (1, 8)))
staff.append(abjad.Skip((1, 4)))
staff.append(abjad.Rest((1, 4)))
staff.append(abjad.Note(3, (1, 8)))
staff.append(abjad.Chord([0, 1, 4], (1, 4)))
tie = abjad.Tie()
abjad.attach(tie, staff[3:5])
tie = abjad.Tie()
abjad.attach(tie, staff[5:7])
tempo = abjad.MetronomeMark((1, 4), 55)
leaves = abjad.select(staff).leaves()
q_events = quantizationtools.QEventSequence.from_tempo_scaled_leaves(
leaves, tempo)
assert q_events == quantizationtools.QEventSequence(
(quantizationtools.PitchedQEvent(abjad.Offset(0, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.SilentQEvent(abjad.Offset(12000, 11)),
quantizationtools.PitchedQEvent(abjad.Offset(30000, 11),
(abjad.NamedPitch("cs'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(42000, 11),
(abjad.NamedPitch("d'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(54000, 11),
(abjad.NamedPitch("ef'"), )),
quantizationtools.SilentQEvent(abjad.Offset(60000, 11)),
quantizationtools.PitchedQEvent(abjad.Offset(84000, 11),
(abjad.NamedPitch("ef'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(90000, 11), (
abjad.NamedPitch("c'"),
abjad.NamedPitch("cs'"),
abjad.NamedPitch("e'"),
)), quantizationtools.TerminalQEvent(abjad.Offset(102000, 11))))
def test_quantizationtools_QEventSequence_from_millisecond_durations_03():
r'''Silences are fused.
'''
durations = [100, -100, 100, -100, -100, 100]
q_events = quantizationtools.QEventSequence.from_millisecond_durations(
durations, fuse_silences=True)
assert q_events == quantizationtools.QEventSequence(
(quantizationtools.PitchedQEvent(abjad.Offset(0),
(abjad.NamedPitch("c'"), )),
quantizationtools.SilentQEvent(abjad.Offset(100)),
quantizationtools.PitchedQEvent(abjad.Offset(200),
(abjad.NamedPitch("c'"), )),
quantizationtools.SilentQEvent(abjad.Offset(300)),
quantizationtools.PitchedQEvent(abjad.Offset(500),
(abjad.NamedPitch("c'"), )),
quantizationtools.TerminalQEvent(abjad.Offset(600))))
def test_quantizationtools_QEventSequence_from_millisecond_pitch_pairs_01():
durations = [100, 200, 100, 300, 350, 400, 600]
pitches = [0, None, None, [1, 4], None, 5, 7]
pairs = tuple(zip(durations, pitches))
q_events = quantizationtools.QEventSequence.from_millisecond_pitch_pairs(
pairs)
assert q_events == quantizationtools.QEventSequence((
quantizationtools.PitchedQEvent(
abjad.Offset(0),
(abjad.NamedPitch("c'"),)
),
quantizationtools.SilentQEvent(
abjad.Offset(100, 1)
),
quantizationtools.PitchedQEvent(
abjad.Offset(400, 1),
(
abjad.NamedPitch("cs'"),
abjad.NamedPitch("e'")
)
),
quantizationtools.SilentQEvent(
abjad.Offset(700, 1)
),
quantizationtools.PitchedQEvent(
abjad.Offset(1050, 1),
(abjad.NamedPitch("f'"),)
),
quantizationtools.PitchedQEvent(
abjad.Offset(1450, 1),
(abjad.NamedPitch("g'"),)
),
quantizationtools.TerminalQEvent(
abjad.Offset(2050, 1),
)
))
def test_quantizationtools_QEventSequence_from_tempo_scaled_durations_01():
r'''Test basic functionality.
'''
durations = [
abjad.Duration(x) for x in [(1, 4), (1, 3), (1, 7), (2, 5), (3, 4)]
]
tempo = abjad.MetronomeMark((1, 4), 55)
q_events = quantizationtools.QEventSequence.from_tempo_scaled_durations(
durations, tempo)
assert q_events == quantizationtools.QEventSequence(
(quantizationtools.PitchedQEvent(abjad.Offset(0, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(12000, 11),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(28000, 11),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(244000, 77),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(34400, 7),
(abjad.NamedPitch("c'"), )),
quantizationtools.TerminalQEvent(abjad.Offset(630400, 77))))
def test_quantizationtools_QEventSequence_from_tempo_scaled_durations_02():
r'''Silences are fused.
'''
durations = [
abjad.Duration(x)
for x in [(1, 4), (-1, 4), (1, 4), (1, 4), (-1, 4), (-1, 4), (1, 4)]
]
tempo = abjad.MetronomeMark((1, 4), 77)
q_events = quantizationtools.QEventSequence.from_tempo_scaled_durations(
durations, tempo)
assert q_events == quantizationtools.QEventSequence(
(quantizationtools.PitchedQEvent(abjad.Offset(0, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.SilentQEvent(abjad.Offset(60000, 77)),
quantizationtools.PitchedQEvent(abjad.Offset(120000, 77),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(180000, 77),
(abjad.NamedPitch("c'"), )),
quantizationtools.SilentQEvent(abjad.Offset(240000, 77)),
quantizationtools.PitchedQEvent(abjad.Offset(360000, 77),
(abjad.NamedPitch("c'"), )),
quantizationtools.TerminalQEvent(abjad.Offset(60000, 11))))
def test_quantizationtools_QEventSequence_from_millisecond_durations_01():
r'''Test basic functionality.
'''
durations = abjad.mathtools.difference_series(
[x[0] for x in test_time_segments])
q_events = quantizationtools.QEventSequence.from_millisecond_durations(
durations)
assert q_events == quantizationtools.QEventSequence(
(quantizationtools.PitchedQEvent(abjad.Offset(0, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(163, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(511, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(627, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(1208, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(1417, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(1997, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(3204, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(3297, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(4087, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(4296, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(4830, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(6362, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(6595, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(6687, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(7013, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(7245, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(7872, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(8197, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(8359, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(8638, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(8731, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(8917, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(9288, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(9404, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(10240, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(10356, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(10496, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(10890, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(11169, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(11285, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(11424, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(12307, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(12957, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(13073, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(13653, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(13979, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(14234, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(15256, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(15883, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(16022, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(16649, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(16927, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(17044, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.PitchedQEvent(abjad.Offset(17276, 1),
(abjad.NamedPitch("c'"), )),
quantizationtools.TerminalQEvent(abjad.Offset(18483, 1))))