def test_pitch_praat(base_filenames):
for f in base_filenames:
wavpath = f + '.wav'
func = PitchTrackFunction(time_step=0.01, min_pitch=75, max_pitch=600)
pitch = func(wavpath)
sig, sr = librosa.load(wavpath)
pitch2 = func(SignalSegment(sig, sr))
def test_intensity_praat(praatpath, base_filenames):
for f in base_filenames:
wavpath = f + '.wav'
func = PraatIntensityTrackFunction(praat_path=praatpath,
time_step=0.01)
pitch = func(wavpath)
sig, sr = librosa.load(wavpath)
pitch2 = func(SignalSegment(sig, sr))
def test_mfcc(base_filenames):
for f in base_filenames:
wavpath = f + '.wav'
func = MfccFunction(time_step=0.01, min_frequency=80, max_frequency=7800,
num_filters=26, num_coefficients=13, use_power=True, deltas=False)
mfccs = func(wavpath)
sig, sr = librosa.load(wavpath)
mfccs2 = func(SignalSegment(sig, sr))
def test_envelopes(base_filenames):
for f in base_filenames:
wavpath = f + '.wav'
func = AmplitudeEnvelopeFunction(num_bands=8,
min_frequency=80,
max_frequency=7800)
envelopes = func(wavpath)
sig, sr = librosa.load(wavpath)
envelopes2 = func(SignalSegment(sig, sr))
def test_pitch_reaper(noise_path, y_path, reaperpath):
func = ReaperPitchTrackFunction(reaper_path=reaperpath,
time_step=0.01,
min_pitch=75,
max_pitch=600)
pitch = func(noise_path)
assert (mean(x['F0'] for x in pitch.values()) == -1)
sr, sig = wavfile.read(noise_path)
pitch2 = func(SignalSegment(sig, sr))
# assert pitch == pitch2
pitch = func(y_path)
assert (mean(x['F0'] for x in pitch.values()) - 98.514) < 0.001
sr, sig = wavfile.read(y_path)
pitch2 = func(SignalSegment(sig, sr))
def test_mfcc_praat(praatpath, base_filenames):
for f in base_filenames:
wavpath = f + '.wav'
func = PraatMfccFunction(praat_path=praatpath, window_length=0.025, time_step=0.01, max_frequency=7800,
num_coefficients=13)
mfccs = func(wavpath)
sig, sr = librosa.load(wavpath)
mfccs2 = func(SignalSegment(sig, sr))
break
def test_formants_praat(base_filenames):
for f in base_filenames:
wavpath = f + '.wav'
func = FormantTrackFunction(time_step=0.01,
window_length=0.025,
num_formants=5,
max_frequency=5500)
formants = func(wavpath)
sig, sr = librosa.load(wavpath)
formants2 = func(SignalSegment(sig, sr))
def test_pitch_pulses_praat(praatpath, noise_path, y_path):
func = PraatPitchTrackFunction(praat_path=praatpath,
time_step=0.01,
min_pitch=75,
max_pitch=600,
with_pulses=True)
pitch, pulses = func(noise_path)
assert (all(x['F0'] is None for x in pitch.values()))
sr, sig = wavfile.read(noise_path)
pitch2, pulses2 = func(SignalSegment(sig, sr))
# assert pitch == pitch2
pitch, pulses = func(y_path)
assert (mean(x['F0'] for x in pitch.values()) - 100) < 1
sr, sig = wavfile.read(y_path)
pitch2, pulses2 = func(SignalSegment(sig, sr))
def test_segment_formant_track_praat(praatpath, acoustic_corpus_path):
func = PraatSegmentFormantTrackFunction(praat_path=praatpath,
time_step=0.01,
window_length=0.025,
num_formants=5,
max_frequency=5500)
segment = FileSegment(acoustic_corpus_path, 2.142, 2.245, 0, padding=0.1)
formants = func(segment)
assert all(x >= 2.142 and x <= 2.245 for x in formants.keys())
sig, sr = librosa.load(acoustic_corpus_path)
with pytest.raises(FunctionMismatch):
formants2 = func(SignalSegment(sig, sr))
def test_formant_point_praat(praatpath, base_filenames):
for f in base_filenames:
wavpath = f + '.wav'
func = PraatFormantPointFunction(praat_path=praatpath,
time_step=0.01,
window_length=0.025,
num_formants=5,
max_frequency=5500,
point_percent=0.33)
formants = func(wavpath)
sig, sr = librosa.load(wavpath)
formants2 = func(SignalSegment(sig, sr))
def test_segment_pitch_track_praat(praatpath, acoustic_corpus_path):
func = PraatSegmentPitchTrackFunction(praat_path=praatpath,
time_step=0.01,
min_pitch=75,
max_pitch=600)
segment = FileSegment(acoustic_corpus_path, 2.142, 2.245, 0, padding=0.1)
pitch = func(segment)
assert all(x >= 2.142 and x <= 2.245 for x in pitch.keys())
segment = FileSegment(acoustic_corpus_path, 2.142, 2.245, 0, padding=10)
pitch = func(segment)
assert all(x >= 2.142 and x <= 2.245 for x in pitch.keys())
segment = FileSegment(acoustic_corpus_path, 2.142, 2.245, 0, padding=0)
pitch = func(segment)
assert all(x >= 2.142 and x <= 2.245 for x in pitch.keys())
sig, sr = librosa.load(acoustic_corpus_path)
with pytest.raises(FunctionMismatch):
formants2 = func(SignalSegment(sig, sr))
def test_segment_formant_point_praat(praatpath, acoustic_corpus_path):
func = PraatSegmentFormantPointFunction(praat_path=praatpath,
time_step=0.01,
window_length=0.025,
num_formants=5,
max_frequency=5500,
point_percent=0.33)
with pytest.raises(FunctionMismatch):
formants = func(acoustic_corpus_path)
segment = FileSegment(acoustic_corpus_path, 2.142, 2.245, 0, padding=0.1)
formants = func(segment)
assert abs(formants['F1'] - 480) < 50
assert abs(formants['F2'] - 1496) < 100
assert abs(formants['F3'] - 2593) < 250
assert abs(formants['F4'] - 3673) < 500
sig, sr = librosa.load(acoustic_corpus_path)
with pytest.raises(FunctionMismatch):
formants2 = func(SignalSegment(sig, sr))
def test_segment_pitch_track_praat(praatpath, base_filenames):
for f in base_filenames:
if f != 'acoustic_corpus':
continue
wavpath = f + '.wav'
func = PraatSegmentIntensityTrackFunction(praat_path=praatpath,
time_step=0.01)
segment = FileSegment(wavpath, 2.142, 2.245, 0, padding=0.1)
pitch = func(segment)
assert all(x >= 2.142 and x <= 2.245 for x in pitch.keys())
segment = FileSegment(wavpath, 2.142, 2.245, 0, padding=10)
pitch = func(segment)
assert all(x >= 2.142 and x <= 2.245 for x in pitch.keys())
segment = FileSegment(wavpath, 2.142, 2.245, 0, padding=0)
pitch = func(segment)
assert all(x >= 2.142 and x <= 2.245 for x in pitch.keys())
sig, sr = librosa.load(wavpath)
with pytest.raises(FunctionMismatch):
formants2 = func(SignalSegment(sig, sr))