neefdwir Fiore

import math        #import needed modules

import pyaudio     #Sudo apt-get install python-pyaudio

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PyAudio = pyaudio.PyAudio     #initialize pyaudio

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#See https://en.wikipedia.org/wiki/Bit_rate#Audio

BITRATE = 16000     #number of frames per second/frameset.      

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FREQUENCY = 500     #Hz, waves per second, 261.63=C4-note.

LENGTH = 1     #seconds to play sound

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if FREQUENCY > BITRATE:

    BITRATE = FREQUENCY+100

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NUMBEROFFRAMES = int(BITRATE * LENGTH)

RESTFRAMES = NUMBEROFFRAMES % BITRATE

WAVEDATA = ''    

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#generating wawes

for x in xrange(NUMBEROFFRAMES):

 WAVEDATA = WAVEDATA+chr(int(math.sin(x/((BITRATE/FREQUENCY)/math.pi))*127+128))    

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for x in xrange(RESTFRAMES): 

 WAVEDATA = WAVEDATA+chr(128)

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p = PyAudio()

stream = p.open(format = p.get_format_from_width(1), 

                channels = 1, 

                rate = BITRATE, 

                output = True)

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stream.write(WAVEDATA)

stream.stop_stream()

stream.close()

p.terminate()

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