def test_time():
assert (time_slice.time == pd.to_timedelta(t, 's'))
def test_duration():
assert (time_slice.duration == pd.to_timedelta(d, 's'))
def test_units():
time_slice = TimeSlice(t, d, dummy_audio, unit='ms')
assert (time_slice.time == pd.to_timedelta(t, 'ms'))
EXAMPLE_FILE = example_audio_file()
stereo_audio = Audio(EXAMPLE_FILE)
time_slice = TimeSlice(t, d, stereo_audio)
EXAMPLE_MONO_FILE = example_mono_audio_file()
mono_audio = Audio(EXAMPLE_FILE)
def test_get_offsets():
left, right = time_slice._get_offsets(3, 4, stereo_audio.num_channels)
assert (left == (-1, 3))
def test_offset_samples():
def __test():
res = audio.timings['beats'][0]._offset_samples(
1, 2, (-1, 1), (-1, 1), audio.num_channels)
d = 10
dummy_audio = None
time_slice = TimeSlice(t, d, dummy_audio)
def test_time():
assert(time_slice.time == pd.to_timedelta(t, 's'))
def test_duration():
assert(time_slice.duration == pd.to_timedelta(d, 's'))
def test_units():
time_slice = TimeSlice(t, d, dummy_audio, unit='ms')
assert(time_slice.time == pd.to_timedelta(t, 'ms'))
EXAMPLE_FILE = example_audio_file()
stereo_audio = Audio(EXAMPLE_FILE)
time_slice = TimeSlice(t, d, stereo_audio)
EXAMPLE_MONO_FILE = example_mono_audio_file()
mono_audio = Audio(EXAMPLE_FILE)
def test_get_offsets():
left, right = time_slice._get_offsets(3, 4, stereo_audio.num_channels)
assert(left == (-1, 3))
def test_offset_samples():
def __test():
res = audio.timings['beats'][0]._offset_samples(1, 2, (-1, 1), (-1, 1), audio.num_channels)
assert(res.shape == (2, 3))
for audio in [mono_audio, stereo_audio]:
yield __test
#!/usr/bin/env python
# encoding: utf=8
"""
iterate.py : Iterate through the beats of a song, and keep some, but not others
"""
from amen.audio import Audio
from amen.utils import example_audio_file
from amen.synthesize import synthesize
audio_file = example_audio_file()
audio = Audio(audio_file)
beats = audio.timings['beats']
new_beats = []
for i, beat in enumerate(beats):
if i % 4 == 0:
new_beats.append(beat)
out = synthesize(new_beats)
out.output('iterate.wav')
#!/usr/bin/env python
# encoding: utf=8
"""
iterate.py : Iterate through the beats of a song, and keep some, but not others
"""
import sys
from amen.audio import Audio
from amen.utils import example_audio_file
from amen.synthesize import synthesize
audio_file = example_audio_file()
audio = Audio(audio_file)
beats = audio.timings['beats']
new_beats = []
for i, beat in enumerate(beats):
if i % 4 == 0:
new_beats.append(beat)
out = synthesize(new_beats)
out.output('iterate.wav')
