def test_create_sinewave(self):
osc = Osc('sine', freq=200.0)
length = 1
out = osc.play(length)
out.write('tests/renders/osc_sinewave.wav')
self.assertEqual(len(out), int(length * out.samplerate))
wtA = [random.random() for _ in range(random.randint(10, 1000))]
osc = Osc(wtA, freq=200.0)
length = 1
out = osc.play(length)
out.write('tests/renders/osc_rand_list_wt.wav')
self.assertEqual(len(out), int(length * out.samplerate))
wtB = dsp.wt(
[random.random() for _ in range(random.randint(10, 1000))])
osc = Osc(wtB, freq=200.0)
length = 1
out = osc.play(length)
out.write('tests/renders/osc_rand_wt_wt.wav')
self.assertEqual(len(out), int(length * out.samplerate))
wtC = SoundBuffer(filename='tests/sounds/guitar1s.wav')
osc = Osc(wtC, freq=200.0)
length = 1
out = osc.play(length)
out.write('tests/renders/osc_guitar_wt.wav')
self.assertEqual(len(out), int(length * out.samplerate))
def test_create_sinewave(self):
osc = Osc('sine', freq=200.0)
length = 1
out = osc.play(length)
out.write('tests/renders/osc_sinewave.wav')
self.assertEqual(len(out), int(length * out.samplerate))
wtA = [ random.random() for _ in range(random.randint(10, 1000)) ]
osc = Osc(wtA, freq=200.0)
length = 1
out = osc.play(length)
out.write('tests/renders/osc_rand_list_wt.wav')
self.assertEqual(len(out), int(length * out.samplerate))
wtB = dsp.wt([ random.random() for _ in range(random.randint(10, 1000)) ])
osc = Osc(wtB, freq=200.0)
length = 1
out = osc.play(length)
out.write('tests/renders/osc_rand_wt_wt.wav')
self.assertEqual(len(out), int(length * out.samplerate))
wtC = SoundBuffer(filename='tests/sounds/guitar1s.wav')
osc = Osc(wtC, freq=200.0)
length = 1
out = osc.play(length)
out.write('tests/renders/osc_guitar_wt.wav')
self.assertEqual(len(out), int(length * out.samplerate))
def test_harmonics(self):
wt = dsp.wt('sine')
wt = wt.harmonics()
wt.graph('tests/renders/graph_harmonics.png', stroke=3)
osc = Osc(wt, freq=80)
out = osc.play(10)
out.write('tests/renders/osc_harmonics.wav')
def test_harmonics(self):
wt = dsp.wt('sine')
wt = wt.harmonics()
wt.graph('tests/renders/graph_harmonics.png', stroke=3)
osc = Osc(wt, freq=80)
out = osc.play(10)
out.write('tests/renders/osc_harmonics.wav')
import random
from pippi import dsp
from pippi.oscs import Osc
# Create a wavetable osc with a randomly
# selected waveform type
osc = Osc(freq=440, wavetable=dsp.RND)
# Length in seconds
length = 1
# Fill a SoundBuffer with output from the osc
out = osc.play(length) * 0.5
# Write the output buffer to a WAV file
out.write('simple_osc.wav')
import random
from pippi.oscs import Osc
waveform_types = ['square', 'sine', 'triangle', 'saw', 'rsaw', 'cosine']
# Create a wavetable osc with a randomly
# selected waveform type
osc = Osc(freq=440, wavetable=random.choice(waveform_types))
# Length in frames
length = 44100
# Fill a SoundBuffer with output from the osc
out = osc.play(length, amp=0.5)
# Write the output buffer to a WAV file
out.write('simple_osc.wav')
def test_create_sinewave(self):
osc = Osc(dsp.SINE, random.triangular(20, 20000))
length = random.triangular(0.01, 1)
out = osc.play(length)
self.assertEqual(len(out), int(length * out.samplerate))
def test_create_sinewave(self):
osc = Osc(random.triangular(20, 20000), wavetable='sine')
length = random.randint(1, 44100)
out = osc.play(length)
self.assertEqual(len(out), length)