def main():
pyaud = pyaudio.PyAudio()
stream = pyaud.open(format=pyaudio.paInt16,
channels=2,
rate=44100,
input_device_index=1,
input=True)
last_note = last_vol = last_time = 0
while True:
t = timing.get_time()
rawsamps = stream.read(SAMPLE_SIZE)
samps = numpy.fromstring(rawsamps, dtype=numpy.int16)
event = ''
midi_note = analyse.musical_detect_pitch(samps, min_note=28.0)
if midi_note:
midi_note += OCTAVE_CORRECTION
latest_note = notes.midi_to_note(midi_note)
latest_vol = analyse.loudness(samps)
attacked = latest_vol - last_vol > ATTACK_THRESHOLD
if latest_note != last_note or attacked:
if latest_vol > MINIMUM_VOLUME:
event = {'note': latest_note, 'time': t}
last_time = t
last_note = latest_note
last_vol = latest_vol
elif last_note:
last_note = None
print event
sys.stdout.flush()
def main():
pyaud = pyaudio.PyAudio()
stream = pyaud.open(format=pyaudio.paInt16, channels=2, rate=44100, input_device_index=1, input=True)
last_note = last_vol = last_time = 0
while True:
t = timing.get_time()
rawsamps = stream.read(SAMPLE_SIZE)
samps = numpy.fromstring(rawsamps, dtype=numpy.int16)
event = ""
midi_note = analyse.musical_detect_pitch(samps, min_note=28.0)
if midi_note:
midi_note += OCTAVE_CORRECTION
latest_note = notes.midi_to_note(midi_note)
latest_vol = analyse.loudness(samps)
attacked = latest_vol - last_vol > ATTACK_THRESHOLD
if latest_note != last_note or attacked:
if latest_vol > MINIMUM_VOLUME:
event = {"note": latest_note, "time": t}
last_time = t
last_note = latest_note
last_vol = latest_vol
elif last_note:
last_note = None
print event
sys.stdout.flush()
sample_size = int(paramaters.sample_size)
if not available > sample_size:
time.sleep(0.01)
continue
rawsamps = stream.read(available)
samps = numpy.fromstring(rawsamps, dtype=numpy.int16, count=sample_size)
event = ''
midi_note = analyse.musical_detect_pitch(samps, min_note=28.0)
if midi_note:
midi_note += paramaters.octave_correction * 12
latest_note = notes.midi_to_note(midi_note)
latest_vol = analyse.loudness(samps)
attacked = latest_vol - last_vol > paramaters.attack_threshold
if latest_note != last_note or attacked:
if latest_vol > paramaters.minimum_volume:
event = {'note': latest_note, 'time': t}
last_time = t
last_note = latest_note
last_vol = latest_vol
elif last_note:
last_note = None
sample_size = int(paramaters.sample_size)
if not available > sample_size:
time.sleep(0.01)
continue
rawsamps = stream.read(available)
samps = numpy.fromstring(rawsamps, dtype=numpy.int16, count=sample_size)
event = ''
midi_note = analyse.musical_detect_pitch(samps, min_note=28.0)
if midi_note:
midi_note += paramaters.octave_correction * 12
latest_note = notes.midi_to_note(midi_note)
latest_vol = analyse.loudness(samps)
attacked = latest_vol - last_vol > paramaters.attack_threshold
if latest_note != last_note or attacked:
if latest_vol > paramaters.minimum_volume:
event = {'note': latest_note, 'time': t}
last_time = t
last_note = latest_note
last_vol = latest_vol
elif last_note:
last_note = None
