def testMelodyRNNPipeline(self):
FLAGS.eval_ratio = 0.0
note_sequence = testing_lib.parse_test_proto(
music_pb2.NoteSequence, """
time_signatures: {
numerator: 4
denominator: 4}
tempos: {
qpm: 120}""")
testing_lib.add_track(note_sequence, 0, [(12, 100, 0.00, 2.0),
(11, 55, 2.1, 5.0),
(40, 45, 5.1, 8.0),
(55, 120, 8.1, 11.0),
(53, 99, 11.1, 14.1)])
quantizer = pipelines_common.Quantizer(steps_per_quarter=4)
melody_extractor = pipelines_common.MonophonicMelodyExtractor(
min_bars=7,
min_unique_pitches=5,
gap_bars=1.0,
ignore_polyphonic_notes=False)
one_hot_encoder = melodies_lib.OneHotEncoderDecoder(0, 127, 0)
quantized = quantizer.transform(note_sequence)[0]
print quantized.tracks
melody = melody_extractor.transform(quantized)[0]
one_hot = one_hot_encoder.encode(melody)
print one_hot
expected_result = {'training_melodies': [one_hot], 'eval_melodies': []}
pipeline_inst = melody_rnn_create_dataset.get_pipeline(one_hot_encoder)
result = pipeline_inst.transform(note_sequence)
self.assertEqual(expected_result, result)
def testMelodyRNNPipeline(self):
note_sequence = testing_lib.parse_test_proto(
music_pb2.NoteSequence,
"""
time_signatures: {
numerator: 4
denominator: 4}
tempos: {
bpm: 120}""")
testing_lib.add_track(
note_sequence, 0,
[(12, 100, 0.01, 10.0), (11, 55, 0.22, 0.50), (40, 45, 2.50, 3.50),
(55, 120, 4.0, 4.01), (52, 99, 4.75, 5.0)])
quantizer = pipelines_common.Quantizer(steps_per_beat=4)
melody_extractor = pipelines_common.MonophonicMelodyExtractor(
min_bars=7, min_unique_pitches=5,
gap_bars=1.0)
one_hot_encoder = melody_rnn_create_dataset.OneHotEncoder()
quantized = quantizer.transform(note_sequence)[0]
melody = melody_extractor.transform(quantized)[0]
one_hot = one_hot_encoder.transform(melody)[0]
expected_result = {'melody_rnn_train': [one_hot], 'melody_rnn_eval': []}
pipeline_inst = melody_rnn_create_dataset.MelodyRNNPipeline(eval_ratio=0)
result = pipeline_inst.transform(note_sequence)
self.assertEqual(expected_result, result)
def testQuantizer(self):
steps_per_quarter = 4
note_sequence = testing_lib.parse_test_proto(
music_pb2.NoteSequence, """
time_signatures: {
numerator: 4
denominator: 4}
tempos: {
qpm: 60}""")
testing_lib.add_track(note_sequence, 0, [(12, 100, 0.01, 10.0),
(11, 55, 0.22, 0.50),
(40, 45, 2.50, 3.50),
(55, 120, 4.0, 4.01),
(52, 99, 4.75, 5.0)])
expected_quantized_sequence = sequences_lib.QuantizedSequence()
expected_quantized_sequence.qpm = 60.0
expected_quantized_sequence.steps_per_quarter = steps_per_quarter
testing_lib.add_quantized_track(expected_quantized_sequence, 0,
[(12, 100, 0, 40), (11, 55, 1, 2),
(40, 45, 10, 14), (55, 120, 16, 17),
(52, 99, 19, 20)])
unit = pipelines_common.Quantizer(steps_per_quarter)
self._unit_transform_test(unit, note_sequence,
[expected_quantized_sequence])
def testQuantizer(self):
steps_per_beat = 4
note_sequence = testing_lib.parse_test_proto(
music_pb2.NoteSequence,
"""
time_signatures: {
numerator: 4
denominator: 4}
tempos: {
bpm: 60}""")
testing_lib.add_track(
note_sequence, 0,
[(12, 100, 0.01, 10.0), (11, 55, 0.22, 0.50), (40, 45, 2.50, 3.50),
(55, 120, 4.0, 4.01), (52, 99, 4.75, 5.0)])
expected_quantized_sequence = sequences_lib.QuantizedSequence()
expected_quantized_sequence.bpm = 60.0
expected_quantized_sequence.steps_per_beat = steps_per_beat
testing_lib.add_quantized_track(
expected_quantized_sequence, 0,
[(12, 100, 0, 40), (11, 55, 1, 2), (40, 45, 10, 14),
(55, 120, 16, 17), (52, 99, 19, 20)])
unit = pipelines_common.Quantizer(steps_per_beat)
self._unit_transform_test(unit, note_sequence,
[expected_quantized_sequence])
def setUp(self):
self.steps_per_beat = 4
self.note_sequence = testing_lib.parse_test_proto(
music_pb2.NoteSequence, """
time_signatures: {
numerator: 4
denominator: 4}
tempos: {
bpm: 60}""")
self.expected_quantized_sequence = sequences_lib.QuantizedSequence()
self.expected_quantized_sequence.bpm = 60.0
self.expected_quantized_sequence.steps_per_beat = self.steps_per_beat
def setUp(self):
self.steps_per_beat = 4
self.note_sequence = testing_lib.parse_test_proto(
music_pb2.NoteSequence,
"""
time_signatures: {
numerator: 4
denominator: 4}
tempos: {
bpm: 60}""")
self.expected_quantized_sequence = sequences_lib.QuantizedSequence()
self.expected_quantized_sequence.bpm = 60.0
self.expected_quantized_sequence.steps_per_beat = self.steps_per_beat