def tremolo(data, freq, dry=0.5, wet=0.5, rate=44100):
""" Tremolo effect
http://en.wikipedia.org/wiki/Tremolo
"""
length = float(len(data)) / rate
modwave = source.sine(freq, length) / 2 + 0.5
return (data * dry) + ((data * modwave) * wet)
def tremolo(data, freq, dry=0.5, wet=0.5, rate=44100):
''' Tremolo effect
http://en.wikipedia.org/wiki/Tremolo
'''
length = float(len(data)) / rate
modwave = (source.sine(freq, length) / 2 + 0.5)
return (data * dry) + ((data * modwave) * wet)
def flanger(data, freq, dry=0.5, wet=0.5, depth=20.0, delay=1.0, rate=44100):
''' Flanger effect
http://en.wikipedia.org/wiki/Flanging
'''
length = float(len(data)) / rate
mil = float(rate) / 1000
delay *= mil
depth *= mil
modwave = (source.sine(freq, length) / 2 + 0.5) * depth + delay
return feedback_modulated_delay(data, modwave, dry, wet)
def chorus(data, freq, dry=0.5, wet=0.5, depth=1.0, delay=25.0, rate=44100):
''' Chorus effect
http://en.wikipedia.org/wiki/Chorus_effect
'''
length = float(len(data)) / rate
mil = float(rate) / 1000
delay *= mil
depth *= mil
modwave = (source.sine(freq, length) / 2 + 0.5) * depth + delay
return modulated_delay(data, modwave, dry, wet)
def render_singing(self):
pitch_duration = 1/self.adj_per_sec
sounds = []
starting_phase = random.random()
for t in range(self.duration):
phase = additions.get_phase(sounds[-1], new_volume=self.volumes[t]) if len(sounds) > 0 else starting_phase
sounds.append(self.volumes[t] * source.sine(self.realized[t], pitch_duration, phase=phase))
sound = np.concatenate([s[:-1] for s in sounds])
return sound
def flanger(data, freq, dry=0.5, wet=0.5, depth=20.0, delay=1.0, rate=44100):
""" Flanger effect
http://en.wikipedia.org/wiki/Flanging
"""
length = float(len(data)) / rate
mil = float(rate) / 1000
delay *= mil
depth *= mil
modwave = (source.sine(freq, length) / 2 + 0.5) * depth + delay
return feedback_modulated_delay(data, modwave, dry, wet)
def chorus(data, freq, dry=0.5, wet=0.5, depth=1.0, delay=25.0, rate=44100):
""" Chorus effect
http://en.wikipedia.org/wiki/Chorus_effect
"""
length = float(len(data)) / rate
mil = float(rate) / 1000
delay *= mil
depth *= mil
modwave = (source.sine(freq, length) / 2 + 0.5) * depth + delay
return modulated_delay(data, modwave, dry, wet)
