def filtered_saw(delay, note, amp, dur=1.):
t = pyo.SawTable(order=15).normalize()
dur *= 2.
env = pyo.Fader(fadein=.02, fadeout=0.02, dur=dur * 0.9,
mul=amp).play(dur=2.5 * dur, delay=delay)
adsr = pyo.Adsr(attack=dur * 0.05,
decay=0.05 * dur,
sustain=0.3,
release=dur * 0.7,
dur=dur * 0.9,
mul=amp).play(dur=2.5 * dur, delay=delay)
osc = pyo.Osc(t, freq=pyo.midiToHz(note), mul=adsr).mix(1)
rev = pyo.Freeverb(osc, size=1., damp=0.5, bal=1.,
mul=env).play(dur=2.5 * dur, delay=delay)
# rev.out(delay=delay, dur=dur)
eq = pyo.Biquad(rev, freq=800, q=1., type=0).play(dur=2.5 * dur,
delay=delay)
eq.out(delay=delay, dur=dur)
# eq = None
return osc, env, rev, eq
def __init__(self):
# Register 0: $4000 / $4004
self.duty_cycle: int = 0
self.length_ctr_halt: bool = False
self.constant_volume: bool = False
self.volume_envelope: int = 0
# Register 1: $4001 / $4005
self.sweep_enabled: bool = False
self.sweep_period: int = 0
self.sweep_negate: bool = False
self.sweep_shift: int = 0
# Register 2: $4002 / $4006
self.timer_low: int = 0
# Register 3: $4003 / $4007
self.timer_high: int = 0
self.length_ctr_load = 0
self._length_ctr: int = 0
# Create one table per duty cycle value
self.sequence = [
[(0, 0.), (7, 0.), (8, 1.), (16, 1.), (17, 0.)], # 12.5% Duty
[(0, 0.), (7, 0.), (8, 1.), (24, 1.), (25, 0.)], # 25% Duty
[(0, 0.), (7, 0.), (8, 1.), (40, 1.), (41, 0.)], # 50% Duty
[(0, 1.), (7, 1.), (8, 0.), (16, 0.), (17, 1.)]
] # 75% Duty
self.linear_table = pyo.LinTable(self.sequence[2], size=64)
# Pulse wave output
self.output = pyo.Osc(self.linear_table, 0, interp=1, mul=0)
def filtered_square(delay, note, amp, dur=1.):
a = np.sqrt(np.linspace(1., 0., 15))
t = pyo.HarmTable(a.tolist())
dur *= 2.
env = pyo.Fader(fadein=.02, fadeout=0.02, dur=dur * 0.9,
mul=amp).play(dur=2.5 * dur, delay=delay)
adsr = pyo.Adsr(attack=dur * 0.05,
sustain=0.707,
decay=0.1 * dur,
release=dur * 0.7,
dur=dur * 0.9,
mul=amp).play(dur=2.5 * dur, delay=delay)
osc = pyo.Osc(t, freq=pyo.midiToHz(note), mul=adsr).mix(1)
rev = pyo.Freeverb(osc, size=1., damp=0.5, bal=1.,
mul=env).play(dur=2.5 * dur, delay=delay)
# rev.out(delay=delay, dur=dur)
eq = pyo.Biquad(rev, freq=500, q=1., type=2).play(dur=2.5 * dur,
delay=delay)
eq.out(delay=delay, dur=dur)
# eq = None
return osc, env, rev, eq
def __init__(self):
self.trig = pyo.Trig()
decaytable = pyo.LinTable(list=[(0, 1.0), (8191, 0.0)])
self.env = pyo.TrigEnv(self.trig, table=decaytable, dur=0.6, mul=.25)
waveform = pyo.SquareTable()
self.osc = pyo.Osc(waveform, freq=[0.,0.], mul=self.env[0])
self.output = self.osc.out()
def create_synth_sawtooth_line(self):
'''Create a sawtooth wave synthesizer using the PYO
LinTable module.'''
self.log.debug('creating sawtooth synth [lintable]')
t = pyo.LinTable([(0, 1), (8191, -1)])
return pyo.Osc(table=t,
mul=0,
freq=[FREQ_C4, FREQ_C4])
def __init__(self):
self.trig = pyo.Trig()
decaytable = pyo.LinTable(list=[(0,0), (100, 1.0), (8191, 0.0)])
self.env = pyo.TrigEnv(self.trig, table=decaytable, dur=0.6, mul=[0,0])
self.spectrum = [1.]+[0.]*15 # 16 total
self.waveform = pyo.HarmTable(self.spectrum)
self.osc = pyo.Osc(self.waveform, freq=[0.,0.], mul=self.env)
self.filter = pyo.Biquad(self.osc, freq=[300.,300.], type=2, q=2.)
self.output = self.filter.out()
def create_synth_sawtooth(self):
'''Create a sawtooth wave synthesizer as a sum of sines
using the PYO SawTable module (which internally
calls HarmTable).'''
self.log.debug('creating sawtooth synth [additive]')
t = pyo.SawTable(order=self.nharmonics, size=self.tsize)
return pyo.Osc(table=t,
mul=0,
freq=[FREQ_C4, FREQ_C4])
def create_synth_triangle_line(self):
'''Create a triangle wave synthesizer using the PYO
LinTable module.'''
self.log.debug('creating triangle synth [lintable]')
t = pyo.LinTable([(0, 0), (8192//4, 1), (8192//2, 0),
(3*(8192//4), -1), (8191, 0)])
return pyo.Osc(table=t,
mul=0,
freq=[FREQ_C4, FREQ_C4])
def __init__(self):
self.env = pyo.Adsr(attack=.01,
decay=.6,
sustain=.0,
release=.6,
dur=1,
mul=.5)
sq = pyo.SawTable()
self.osc = pyo.Osc(table=sq, mul=self.env, freq=440)
self.lowpass = pyo.MoogLP(self.osc, 1000, self.env)
self.lowpass.out()
def create_synth_triangle(self):
'''Create a sawtooth wave synthesizer as a sum of sines
using the PYO HarmTable module.'''
self.log.debug('creating triangle synth [additive]')
c = cycle([1, -1])
l = [next(c)/(i*i) if i % 2 == 1 else 0
for i in range(1, (2*self.nharmonics))]
t = pyo.HarmTable(list=l, size=self.tsize)
return pyo.Osc(table=t,
mul=0,
freq=[FREQ_C4, FREQ_C4])
def __init__(self, input, buf_size=8192, overlap=1024):
self.input = input
self.overlap = overlap
self.buf_size = buf_size
self.table_count = 3
self.data = []
self.np_emitter = NpBuffer(self.input, buf_size=self.buf_size, overlap=self.overlap)
self.trig = pyo.TrigFunc(self.np_emitter['trig'], self.get_data_rt)
self.tables = self.table_count * [pyo.DataTable(self.buf_size)]
self.faders = self.table_count * [pyo.Fader(fadein=overlap/SAMPLE_RATE, fadeout=overlap/SAMPLE_RATE, dur=buf_size/SAMPLE_RATE, mul=0.5)]
self.oscs = [pyo.Osc(t, freq=SAMPLE_RATE / self.buf_size, mul=f) for t, f in zip(self.tables, self.faders)]
# TODO add oscs
self._base_objs = self.input.getBaseObjects()
def __init__(self):
super().__init__()
self.sine = pyo.CosTable([(0, 0), (100, 1), (1000, .25), (8191, 0)])
self.square = pyo.SquareTable()
self.saw = pyo.SawTable()
self.synth = pyo.NewTable(8192 / 44100)
self.pointer = pyo.Sig(0)
self.morph = pyo.TableMorph(self.pointer, self.synth,
[self.sine, self.square, self.saw])
self.osc = pyo.Osc(self.synth, 440)
self.filter = pyo.Biquad(self.osc)
self.verb = pyo.WGVerb(self.filter).mix(2)
def __init__(self):
# Register 0 ($400C)
self.length_ctr_halt: bool = False
self.constant_volume: bool = False
self.volume_envelope: int = 0
# Register 1 ($400E)
self.mode: int = 0
self.period: int = 0
# Register 2 ($400F)
self.length_ctr_load: int = 0
self._length_ctr: int = 0
# Nasty tricks will have to be used here...
print("Generating noise wave tables...")
seq_0 = []
sr = 1
prev_val = -1
for i in range(0, 32767 * 2, 2):
val = (sr & 1) ^ 1
if val != prev_val:
seq_0.append((i, val))
seq_0.append((i + 1, val))
feedback = ((sr & 1) ^ ((sr >> 1) & 1)) % 2
sr = (sr >> 1) | (feedback << 14)
seq_1 = []
prev_val = -1
for i in range(0, 93 * 2, 2):
val = (sr & 1) ^ 1
if val != prev_val:
seq_1.append((i, val))
seq_1.append((i + 1, val))
feedback = ((sr & 1) ^ ((sr >> 6) & 1)) % 2
sr = (sr >> 1) | (feedback << 14)
self.table = []
self.table.append(pyo.LinTable(seq_0, 32767 * 2))
self.table.append(pyo.LinTable(seq_1, 93 * 2))
print("...done!")
self.output = pyo.Osc(self.table[0], freq=0, phase=0, interp=1, mul=0)
def __init__(self):
super().__init__()
self.wv1 = pyo.CosTable([(0, 0), (4060, 1), (8191, 0)])
self.wv2 = pyo.CosTable([(0, 0.00), (2074, 0.59), (4060, 1.00),
(8191, 0.00)])
self.wv3 = pyo.CosTable([(0, 0.00), (2074, 0.59), (4060, 1.00),
(6117, 0.60), (8191, 0.00)])
self.wv4 = pyo.CosTable([(0, 0.00), (2039, 0.29), (2039, 0.60),
(4060, 1.00), (6117, 0.60), (6117, 0.30),
(8191, 0.00)])
self.wv5 = pyo.CosTable([(0, 0.00), (2039, 0.29), (2039, 0.60),
(3255, 0.29), (4060, 1.00), (4900, 0.30),
(6117, 0.60), (6117, 0.30), (8191, 0.00)])
self.wv6 = pyo.CosTable([(0, 0.00), (769, 1.00), (2039, 0.29),
(2039, 0.60), (3255, 0.29), (4060, 1.00),
(4900, 0.30), (6117, 0.60), (6117, 0.30),
(7333, 1.00), (8191, 0.00)])
self.wv7 = pyo.CosTable([(0, 0.00), (769, 0.00), (769, 1.00),
(2039, 0.29), (2039, 0.60), (3255, 0.29),
(4060, 1.00), (4900, 0.30), (6117, 0.60),
(6117, 0.30), (7333, 1.00), (7333, 0.00),
(8191, 0.00)])
self.wv8 = pyo.CosTable([(0, 0.00), (769, 0.00), (769, 1.00),
(2039, 0.29), (2039, 0.60), (3255, 0.29),
(3255, 1.00), (4900, 1.00), (4900, 0.30),
(6117, 0.60), (6117, 0.30), (7333, 1.00),
(7333, 0.00), (8191, 0.00)])
self.synth = pyo.NewTable(8192 / 44100)
self.pointer = pyo.Sig(0)
self.morph = pyo.TableMorph(self.pointer, self.synth, [
self.wv1, self.wv2, self.wv3, self.wv4, self.wv5, self.wv6,
self.wv7, self.wv8
])
self.osc = pyo.Osc(self.synth, 440)
self.filter = pyo.Biquad(self.osc)
self.verb = pyo.WGVerb(self.filter).mix(2)
def playback2(self):
print('pb2')
fader = pyo.Fader(fadein=0.2, fadeout=0.2, dur=5, mul=.2)
table = pyo.HarmTable([1, 2, 2, 5, 9])
glissando = pyo.SigTo(value=self.message_translation[0],
time=0.1,
init=self.message_translation[0])
osc = pyo.Osc(
table=table,
freq=[glissando / 2, (glissando - 1) / 2, (glissando + 100) / 2],
mul=fader)
panner = pyo.Pan(osc,
outs=2,
pan=random.random(),
spread=random.random()).out()
def pat():
freq = random.choice(self.message_translation)
glissando.value = freq
p = pyo.Pattern(pat, [self.message_length, .25, .75]).play()
fader.play()
time.sleep(fader.dur + .05)
osc.stop()
def create_sound(self, soundParams):
'''
NOTE: This methods needs to return both the soundObj and soundwaveObj to be able to
play the sound form elsewhere. If soundwaveObj is not returned, it will not exist
outside this scope, and the pyo server plays nothing on soundObj.play()
'''
if isinstance(soundParams['amplitude'], list) or isinstance(
soundParams['amplitude'], np.ndarray):
soundAmp = list(soundParams['amplitude'])
else:
soundAmp = 2 * [soundParams['amplitude']]
# -- Define sound according to type --
if soundParams['type'] == 'tone':
soundObj = pyo.Fader(fadein=self.risetime,
fadeout=self.falltime,
dur=soundParams['duration'],
mul=soundAmp)
soundwaveObj = pyo.Sine(freq=float(soundParams['frequency']),
mul=soundObj).out()
return (soundObj, soundwaveObj)
elif soundParams['type'] == 'chord':
nTones = soundParams['ntones'] # Number of components in chord
factor = soundParams[
'factor'] # Components will be in range [f/factor, f*factor]
centerFreq = soundParams['frequency']
freqEachComp = np.logspace(np.log10(centerFreq / factor),
np.log10(centerFreq * factor), nTones)
soundObj = pyo.Fader(fadein=self.risetime,
fadeout=self.falltime,
dur=soundParams['duration'],
mul=soundAmp)
soundwaveObjs = []
for indcomp in range(nTones):
#soundwaveObjs.append(pyo.Sine(freq=freqEachComp[indcomp],
# mul=soundObj).mix(2).out())
soundwaveObjs.append(
pyo.Sine(freq=float(freqEachComp[indcomp]),
mul=soundObj).out())
return (soundObj, soundwaveObjs)
elif soundParams['type'] == 'noise':
soundObj = pyo.Fader(fadein=self.risetime,
fadeout=self.falltime,
dur=soundParams['duration'],
mul=soundAmp)
#soundwaveObj = pyo.Noise(mul=soundObj).mix(2).out()
soundwaveObj = pyo.Noise(mul=soundObj).out()
return (soundObj, soundwaveObj)
elif soundParams['type'] == 'AM':
if isinstance(soundAmp, list):
halfAmp = [0.5 * x for x in soundAmp]
else:
halfAmp = 0.5 * soundAmp
envelope = pyo.Sine(freq=soundParams['modFrequency'],
mul=halfAmp,
add=halfAmp,
phase=0.75)
soundObj = pyo.Fader(fadein=self.risetime,
fadeout=self.falltime,
dur=soundParams['duration'],
mul=envelope)
soundwaveObj = pyo.Noise(mul=soundObj).out()
return (soundObj, [envelope, soundwaveObj])
'''
soundObj = pyo.Fader(fadein=self.risetime, fadeout=self.falltime,
dur=soundParams['duration'], mul=soundAmp)
envelope = pyo.Sine(freq=soundParams['modFrequency'],mul=soundObj,add=soundAmp,phase=0)
soundwaveObj = pyo.Noise(mul=envelope).out()
return(soundObj,[envelope,soundwaveObj])
'''
elif soundParams['type'] == 'tone_AM':
if isinstance(soundAmp, list):
halfAmp = [0.5 * x for x in soundAmp]
else:
halfAmp = 0.5 * soundAmp
nTones = soundParams['ntones'] # Number of components in chord
factor = soundParams[
'factor'] # Components will be in range [f/factor, f*factor]
centerFreq = soundParams['frequency']
freqEachComp = np.logspace(np.log10(centerFreq / factor),
np.log10(centerFreq * factor),
nTones) if nTones > 1 else [centerFreq]
envelope = pyo.Sine(freq=soundParams['modRate'],
mul=halfAmp,
add=halfAmp,
phase=0.75)
soundObj = pyo.Fader(fadein=self.risetime,
fadeout=self.falltime,
dur=soundParams['duration'],
mul=envelope)
soundwaveObjs = []
for indcomp in range(nTones):
soundwaveObjs.append(
pyo.Sine(freq=float(freqEachComp[indcomp]),
mul=soundObj).out())
return (soundObj, [envelope, soundwaveObjs])
elif soundParams['type'] == 'band':
frequency = soundParams['frequency']
octaves = soundParams['octaves']
freqhigh = frequency * np.power(2, octaves / 2)
freqlow = frequency / np.power(2, octaves / 2)
soundObj = pyo.Fader(fadein=self.risetime,
fadeout=self.falltime,
dur=soundParams['duration'],
mul=soundAmp)
freqcent = (freqhigh + freqlow) / 2
bandwidth = freqhigh - freqlow
n = pyo.Noise(mul=soundObj)
soundwaveObj = pyo.IRWinSinc(n,
freq=freqcent,
bw=bandwidth,
type=3,
order=400).out()
return (soundObj, soundwaveObj)
elif soundParams['type'] == 'band_AM':
if isinstance(soundAmp, list):
halfAmp = [0.5 * x for x in soundAmp]
else:
halfAmp = 0.5 * soundAmp
frequency = soundParams['frequency']
octaves = soundParams['octaves']
freqhigh = frequency * np.power(2, octaves / 2)
freqlow = frequency / np.power(2, octaves / 2)
envelope = pyo.Sine(freq=soundParams['modRate'],
mul=halfAmp,
add=halfAmp,
phase=0.75)
soundObj = pyo.Fader(fadein=self.risetime,
fadeout=self.falltime,
dur=soundParams['duration'],
mul=envelope)
freqcent = (freqhigh + freqlow) / 2
bandwidth = freqhigh - freqlow
n = pyo.Noise(mul=soundObj)
soundwaveObj = pyo.IRWinSinc(n,
freq=freqcent,
bw=bandwidth,
type=3,
order=400).out()
return (soundObj, [envelope, soundwaveObj])
elif soundParams['type'] == 'fromfile':
tableObj = pyo.SndTable(soundParams['filename'])
samplingFreq = tableObj.getRate()
if soundParams.get('duration'):
duration = soundParams['duration']
else:
duration = tableObj.getDur()
if soundParams.get('channel') == 'left':
fs = [samplingFreq, 0]
elif soundParams.get('channel') == 'right':
fs = [0, samplingFreq]
else:
fs = 2 * [samplingFreq]
soundObj = pyo.Fader(fadein=self.risetime,
fadeout=self.falltime,
dur=duration,
mul=soundAmp)
print duration
print fs
soundwaveObj = pyo.Osc(table=tableObj, freq=fs, mul=soundObj).out()
return (soundObj, soundwaveObj)
else:
raise TypeError(
'Sound type "{0}" has not been implemented.'.format(
soundParams['type']))
def __init__(self, fport=250, fmod=100, amp=.3):
self.mod = pyo.Osc(tab_m, freq=fmod, mul=amp)
self.port = pyo.Osc(tab_p, freq=fport, mul=self.mod)