def blend():
blend = []
for i in range(882000):
t = i / 44100
s = (math.sin(math.pi * f * t))**6
y = ((1 - s) * brown_v[i] + s * white[i])
blend.append(y)
print(blend)
stdaudio.playSamples(blend)
stdaudio.wait()
curve(x0, y0, xm, ym + delta, var / beta, beta, n - 1)
curve(xm, ym + delta, x1, y1, var / beta, beta, n - 1)
import stdaudio
import math
SAMPLE_RATE = 44100
CONCERT_A = 440
DURATION = 5
# generate an array with 5 seconds of the A tone
# 44100 * 5 = 220500 samples
num_samples = SAMPLE_RATE * DURATION
# array of samples
samples = []
for i in range(num_samples):
# time in seconds
t = i / SAMPLE_RATE
semitone = math.floor(t)
f = CONCERT_A * (2**(semitone / 12.0))
y = math.sin(2.0 * math.pi * f * t)
samples += [y]
print(samples)
stdaudio.playSamples(samples)
stdaudio.wait()
help(stdaudio)
import math
import stdio # this is new!
import stdaudio
SPS = 44100
CONCERT_A = 440.0
NOTES_ON_SCALE = 12.0
while not stdio.isEmpty():
pitch = stdio.readInt()
duration = stdio.readFloat()
hz = CONCERT_A * (2.0**(pitch / NOTES_ON_SCALE))
n = int(SPS * duration)
note = [0.0] * (n + 1)
for i in range(n + 1):
note[i] = math.sin(2.0 * math.pi * i * hz / SPS)
stdaudio.playSamples(note)
stdaudio.wait()
# standard audio.
SPS = 44100
CONCERT_A = 440.0
NOTES_ON_SCALE = 12.0
while not stdio.isEmpty():
pitch = stdio.readInt()
duration = stdio.readFloat()
hz = CONCERT_A * (2.0 ** (pitch / NOTES_ON_SCALE))
n = int(SPS * duration)
note = stdarray.create1D(n+1, 0.0)
for i in range(n+1):
note[i] = math.sin(2.0 * math.pi * i * hz / SPS)
stdaudio.playSamples(note)
stdaudio.wait()
#-----------------------------------------------------------------------
# python playthattune.py < elise.txt
# python playthattune.py < ascale.txt
# python playthattune.py < entertainer.txt
# python playthattune.py < firstcut.txt
# python playthattune.py < freebird.txt
def tone(hz, duration):
n = int(44100 * duration)
note = [0.0] * (n + 1)
for i in range(n + 1):
note[i] = math.sin(2.0 * math.pi * i * hz / 44100)
stdaudio.playSamples(note)
a = tone(hz, t)
hi = tone(2*hz, t)
lo = tone(hz/2, t)
h = superpose(hi, lo, .5, .5)
return superpose(a, h, .5, .5)
#-----------------------------------------------------------------------
# Read sound samples from standard input, add harmonics, and play
# the resulting the sound to standard audio.
while not stdio.isEmpty():
pitch = stdio.readInt()
duration = stdio.readFloat()
a = note(pitch, duration)
stdaudio.playSamples(a)
stdaudio.wait()
#-----------------------------------------------------------------------
# python playthattunedeluxe.py < ascale.txt
# python playthattunedeluxe.py < elise.txt
# python playthattunedeluxe.py < entertainer.txt
# python playthattunedeluxe.py < firstcut.txt
# python playthattunedeluxe.py < freebird.txt
# python playthattunedeluxe.py < looney.txt
recur(arr, i0, tm, new_variance, scale)
recur(arr, tm, i1, new_variance, scale)
return arr
arr = [0] * 882000
variance = 0.05
counter = 1
for i in range(20):
recur(arr, i * 44099, 44099 * counter, variance, hurst)
counter += 1
whitearr = []
def generate_white():
for i in range(882000):
whitearr.append(random.uniform(float(-0.25), float(0.25)))
return (whitearr)
whitearr = generate_white()
waves = 882000 * [0]
for i in range(882000):
blend = (math.sin(math.pi * 0.20 * i / 44100)**6)
waves[i] = ((1 - blend) * arr[i] + blend * whitearr[i])
stdaudio.playSamples(waves)
hi = tone(2 * hz, t)
lo = tone(hz / 2, t)
h = superpose(hi, lo, .5, .5)
return superpose(a, h, .5, .5)
#-----------------------------------------------------------------------
# Read sound samples from standard input, add harmonics, and play
# the resulting the sound to standard audio.
while not stdio.isEmpty():
pitch = stdio.readInt()
duration = stdio.readFloat()
a = note(pitch, duration)
stdaudio.playSamples(a)
stdaudio.wait()
#-----------------------------------------------------------------------
# python playthattunedeluxe.py < ascale.txt
# python playthattunedeluxe.py < elise.txt
# python playthattunedeluxe.py < entertainer.txt
# python playthattunedeluxe.py < firstcut.txt
# python playthattunedeluxe.py < freebird.txt
# python playthattunedeluxe.py < looney.txt
from p3 import GuitarString import stdaudio a_string = GuitarString(440.00) b = a_string.pluck() print(b) c = a_string.tick() print(c) stdaudio.playSamples(100)
def play(self): stdaudio.playSamples(samples)
b0=0 b1=last w0=0 w1=last hurst_exp=0.5 variance=0.05 scale=2.0**(2.0*hurst_exp) frequency=0.25 amplitude=0.25 white(white_noise, w0, w1, amplitude) #separate it into 10 pieces (each one is 88200 length long) bridge(brown_noise, 0, 88200, variance, scale) bridge(brown_noise, 88200, 176400, variance, scale) bridge(brown_noise, 176400, 264600, variance, scale) bridge(brown_noise, 264600, 352800, variance, scale) bridge(brown_noise, 352800, 441000, variance, scale) bridge(brown_noise, 441000, 529200, variance, scale) bridge(brown_noise, 529200, 617400, variance, scale) bridge(brown_noise, 617400, 705600, variance, scale) bridge(brown_noise, 705600, 793800, variance, scale) bridge(brown_noise, 793800, 881999, variance, scale) #check and makesure the values are right final(final_array) stdaudio.playSamples(final_array) stdaudio.wait()