45 lines
920 B
Python
45 lines
920 B
Python
import math, random, itertools, pyaudio
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opzioni = {
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"format": pyaudio.paFloat32,
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"channels": 2,
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"rate": 96000,
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"input": True,
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"frames_per_buffer": 1024
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}
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class primi:
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def primo(n):
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for i in range(3, int(math.sqrt(n)) + 1,2):
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if n % i == 0:
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return False
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return True
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def prossimo(n):
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if n % 2 == 0: n += 1
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while True:
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n += 2
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if primi.primo(n):
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yield n
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def lista(p, n):
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return tuple([p for p in itertools.islice(primi.prossimo(p), n)])
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class generatore:
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def caso(inizio, fine, stop):
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audio = pyaudio.PyAudio()
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input = audio.open(**opzioni)
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dati = input.read(opzioni["rate"]//opzioni["frames_per_buffer"] * stop//2)
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input.close()
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audio.terminate()
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dati = [i for i in dati if i != 0]
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dati = [i for i in dati if i in range(inizio,fine)]
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random.shuffle(dati)
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for i in range(stop):
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yield dati[i]
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def onetimepad(l):
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return tuple(generatore.caso(0,2*16,l))
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