# Author: Martin McBride
# Created: 2016-01-08
# Copyright (C) 2016, Martin McBride
# License: MIT
# Website sympl.org/pysound
try:
import pysound
except ImportError:
# if pysound is not installed append parent dir of __file__ to sys.path
import sys, os
sys.path.insert(0, os.path.abspath(os.path.split(os.path.abspath(__file__))[0]+'/..'))
from pysound.wavetable import sine_wave
from pysound.wavetable import square_wave
from pysound.soundfile import write_wav
#
# Create a tremolo effect
#
amp = sine_wave(frequency=10, amplitude=0.1, offset = 0.8)
wave = square_wave(frequency=400, amplitude=amp)
write_wav(source=wave, filename='tremolo.wav')
from pysound.wavetable import saw_wave from pysound.soundfile import write_wav wave = saw_wave(frequency=400, amplitude=1) write_wav(source=wave, filename='saw-wave.wav')
# Created: 2016-06-12
# Copyright (C) 2016, Martin McBride
# License: MIT
# Website sympl.org/pysound
try:
import pysound
except ImportError:
# if pysound is not installed append parent dir of __file__ to sys.path
import sys, os
sys.path.insert(0, os.path.abspath(os.path.split(os.path.abspath(__file__))[0]+'/..'))
from pysound.sequencers import sample_and_hold
from pysound.wavetable import sine_wave
from pysound.wavetable import square_wave
from pysound.soundfile import write_wav
#
# use sample and hold to vary frequency
#
params = {'duration': 10}
lfo = sine_wave(frequency=7, offset=500, amplitude=100, **params)
trigger = square_wave(frequency=2.596, **params)
freq = sample_and_hold(source=lfo, trigger=trigger, **params)
out = sine_wave(frequency=freq, **params)
write_wav(source=out, filename='sample-hold.wav')
# Author: Martin McBride
# Created: 2016-01-08
# Copyright (C) 2016, Martin McBride
# License: MIT
# Website sympl.org/pysound
try:
import pysound
except ImportError:
# if pysound is not installed append parent dir of __file__ to sys.path
import sys, os
sys.path.insert(0, os.path.abspath(os.path.split(os.path.abspath(__file__))[0]+'/..'))
from pysound.wavetable import square_wave
from pysound.soundfile import write_wav
#
# Create a simple square wave
#
wave = square_wave(frequency=400)
write_wav(source=wave, filename='square-wave.wav')
from pysound.wavetable import sine_wave
from pysound.envelopes import attack_decay
from pysound.music import Notes
from pysound.soundfile import write_wav
#
# Simple instrument
#
def instrument(freq):
wave = sine_wave(frequency=freq, duration=0.5, amplitude=0.5);
return wave;
#
# Create a sequence
#
seq = [
(instrument(Notes.C4), 0),
(instrument(Notes.D4), 0.5),
(instrument(Notes.E4), 1.0),
(instrument(Notes.F4), 1.5),
(instrument(Notes.G4), 2.0),
(instrument(Notes.A4), 2.5),
(instrument(Notes.B4), 3.0),
(instrument(Notes.C5), 3.5),
]
wave = sequencer(inputs=seq)
write_wav(source=wave, filename='scale.wav')
# Author: Martin McBride
# Created: 2016-06-12
# Copyright (C) 2016, Martin McBride
# License: MIT
# Website sympl.org/pysound
try:
import pysound
except ImportError:
# if pysound is not installed append parent dir of __file__ to sys.path
import sys, os
sys.path.insert(0, os.path.abspath(os.path.split(os.path.abspath(__file__))[0]+'/..'))
from pysound.soundfile import write_wav
from pysound.wavetable import saw_wave
from pysound.envelopes import attack_decay
#
# Create an attack/decay envelope
#
wave = saw_wave(frequency=400)
out = attack_decay(duration = 0.3, attack_time= 0.01, source=wave)
write_wav(source=out, filename='attack-decay.wav')
from pysound.mixers import adder
from pysound.music import Notes
from pysound.soundfile import write_wav
#
# Simple instrument
#
def instrument(freq1, freq2, freq3):
wave = adder(sources=[
sine_wave(frequency=freq1, duration=2, amplitude=0.3),
sine_wave(frequency=freq2, duration=2, amplitude=0.3),
sine_wave(frequency=freq3, duration=2, amplitude=0.3),
],
duration=2)
return wave;
#
# Create a sequence
#
seq = [
(instrument(Notes.C4, Notes.E4, Notes.G4), 0),
(instrument(Notes.A3, Notes.C4, Notes.E4), 2),
(instrument(Notes.F3, Notes.A3, Notes.C4), 4),
(instrument(Notes.D4, Notes.F4, Notes.A4), 6),
]
wave = sequencer(inputs=seq)
write_wav(source=wave, filename='chords.wav')
# Author: Martin McBride
# Created: 2016-01-08
# Copyright (C) 2016, Martin McBride
# License: MIT
# Website sympl.org/pysound
try:
import pysound
except ImportError:
# if pysound is not installed append parent dir of __file__ to sys.path
import sys, os
sys.path.insert(0, os.path.abspath(os.path.split(os.path.abspath(__file__))[0]+'/..'))
from pysound.soundfile import write_wav
from pysound.wavetable import sine_wave
from pysound.mixers import modulator
#
# Mix the signals
#
wave1 = sine_wave(frequency=400)
wave2 = sine_wave(frequency=10)
wave = modulator(sources=[wave1, wave2])
write_wav(source=wave, filename='modulator.wav')
# Author: Martin McBride
# Created: 2016-06-12
# Copyright (C) 2016, Martin McBride
# License: MIT
# Website sympl.org/pysound
try:
import pysound
except ImportError:
# if pysound is not installed append parent dir of __file__ to sys.path
import sys, os
sys.path.insert(0, os.path.abspath(os.path.split(os.path.abspath(__file__))[0]+'/..'))
from pysound.soundfile import write_wav
from pysound.wavetable import sine_wave
from pysound.envelopes import ramp
from pysound.music import Notes
#
# Create a ramp envelope and a ramp frequency
#
freq = ramp(start=Notes.A4, end=Notes.A3)
wave = sine_wave(frequency=freq)
out = ramp(source=wave)
write_wav(source=out, filename='ramp.wav')
try:
import pysound
except ImportError:
# if pysound is not installed append parent dir of __file__ to sys.path
import sys, os
sys.path.insert(0, os.path.abspath(os.path.split(os.path.abspath(__file__))[0]+'/..'))
from pysound.sequencers import sequencer
from pysound.wavetable import square_wave
from pysound.music import Notes
from pysound.soundfile import write_wav
#
# Create a sequence
#
w1 = square_wave(frequency=Notes.A4, duration=1, amplitude=0.5)
w2 = square_wave(frequency=Notes.C4, duration=1, amplitude=0.5)
w3 = square_wave(frequency=Notes.E4, duration=1, amplitude=0.5)
seq = [
(w1, 0),
(w2, 1),
(w3, 1.5),
(w1, 2)
]
wave = sequencer(inputs=seq)
write_wav(source=wave, filename='sequencer.wav')
