Python maverage Examples

Example #1

File: dft_pitch.py Project: ARK1988/audiolazy

def limiter(sig, threshold=.1, size=256, env=envelope.rms, cutoff=pi/2048):
  sig = thub(sig, 2)
  return sig * Stream( 1. if el <= threshold else threshold / el
                       for el in maverage(size)(env(sig, cutoff=cutoff)) )

Example #2

File: zcross_pitch.py Project: AdautoEC/trabAss

def limiter(sig, threshold=.1, size=256, env=envelope.rms, cutoff=pi / 2048):
    sig = thub(sig, 2)
    return sig * Stream(1. if el <= threshold else threshold / el
                        for el in maverage(size)(env(sig, cutoff=cutoff)))

Example #3

    "æ": [820, 1530],
    "ɑ": [750, 940],
    "ɒ": [700, 760],
    "ʌ": [600, 1170],
    "ɔ": [500, 700],
    "ɤ": [460, 1310],
    "o": [360, 640],
    "ɯ": [300, 1390],
    "u": [250, 595],
}

# Initialization
rate = 44100
s, Hz = sHz(rate)
inertia_dur = 1 * s
inertia_filter = maverage(rint(inertia_dur))

api = sys.argv[1] if sys.argv[1:] else None  # Choose API via command-line
chunks.size = 1 if api == "jack" else 16

with AudioIO() as player:
    first_coeffs = formants[vowels[0]]

    # These are signals to be changed during the synthesis
    f1 = ControlStream(first_coeffs[0] * Hz)
    f2 = ControlStream(first_coeffs[1] * Hz)
    gain = ControlStream(0)  # For fading in

    # Creates the playing signal
    filt = CascadeFilter([
        resonator.z_exp(inertia_filter(f1).skip(inertia_dur), 400 * Hz),

Example #4

File: formants.py Project: antoniopessotti/audiolazy

  "ɑ": [750, 940],
  "ɒ": [700, 760],
  "ʌ": [600, 1170],
  "ɔ": [500, 700],
  "ɤ": [460, 1310],
  "o": [360, 640],
  "ɯ": [300, 1390],
  "u": [250, 595],
}


# Initialization
rate = 44100
s, Hz = sHz(rate)
inertia_dur = .5 * s
inertia_filter = maverage(rint(inertia_dur))

with AudioIO() as player:
  first_coeffs = formants[vowels[0]]

  # These are signals to be changed during the synthesis
  f1 = ControlStream(first_coeffs[0] * Hz)
  f2 = ControlStream(first_coeffs[1] * Hz)
  gain = ControlStream(0) # For fading in

  # Creates the playing signal
  filt = CascadeFilter([
    resonator.z_exp(inertia_filter(f1).skip(inertia_dur), 400 * Hz),
    resonator.z_exp(inertia_filter(f2).skip(inertia_dur), 2000 * Hz),
  ])
  sig = filt((saw_table)(100 * Hz)) * inertia_filter(gain)

Example #5

File: formants.py Project: kaczanmo/projekt_j_nat_2013

  "ø": [370, 1900],
  "ɛ": [610, 1900],
  "œ": [585, 1710],
  "a": [850, 1610],
  "æ": [820, 1530],
  "ɑ": [750, 940],
  "ɒ": [700, 760],
  "ʌ": [600, 1170],
  "ɔ": [500, 700],
  "ɤ": [460, 1310],
  "o": [360, 640],
  "ɯ": [300, 1390],
  "u": [250, 595],
}

inertia_filter = maverage(rint(.5 * s))

with AudioIO() as player:
  f1, f2 = ControlStream(0), ControlStream(pi)
  gain = ControlStream(0)
  filt = CascadeFilter([
    resonator.z_exp(inertia_filter(f1), 400 * Hz),
    resonator.z_exp(inertia_filter(f2), 2000 * Hz),
  ])
  sig = filt((saw_table)(100 * Hz)) * inertia_filter(gain)

  player.play(sig)

  vowels = "aɛiɒu"
  for vowel in vowels:
    coeffs = formants[vowel]

Example #6

    "ø": [370, 1900],
    "ɛ": [610, 1900],
    "œ": [585, 1710],
    "a": [850, 1610],
    "æ": [820, 1530],
    "ɑ": [750, 940],
    "ɒ": [700, 760],
    "ʌ": [600, 1170],
    "ɔ": [500, 700],
    "ɤ": [460, 1310],
    "o": [360, 640],
    "ɯ": [300, 1390],
    "u": [250, 595],
}

inertia_filter = maverage(rint(.5 * s))

with AudioIO() as player:
    f1, f2 = ControlStream(0), ControlStream(pi)
    gain = ControlStream(0)
    filt = CascadeFilter([
        resonator.z_exp(inertia_filter(f1), 400 * Hz),
        resonator.z_exp(inertia_filter(f2), 2000 * Hz),
    ])
    sig = filt((saw_table)(100 * Hz)) * inertia_filter(gain)

    player.play(sig)

    vowels = "aɛiɒu"
    for vowel in vowels:
        coeffs = formants[vowel]