def test_renderers(self):
usage = Usage('''
desc 1
:alpha str
:beta str
''',
alpha_beta=lambda args: args.alpha + args.beta)
a = usage.parse(['aval', 'bval'])
assert a.alpha == 'aval'
assert a.beta == 'bval'
assert a.alpha_beta == 'avalbval'
usage |= Usage(betabeta=lambda args: args.beta * 2)
assert usage.parse(['aval', 'bval']).betabeta == 'bvalbval'
def main():
Usage.types['evaluator'] = evaluator_type
usage = Usage(__doc__)
args = usage.parse()
data_folder = join(dirname(realpath(__file__)), 'data')
mat = load_mat_from_zip(args.hrir_zip.format(data_folder=data_folder))
hrir = hrir_data_from_mat(mat)
processor = Processor(hrir,
calc_azimuth=args.azimuth,
calc_elevation=args.elevation,
calc_distance=args.distance,
update_interval=args.update_interval)
def callback(in_data, frame_count, time_info, status):
audio = np.frombuffer(in_data, dtype=np.float32).reshape((-1, 2))[:, 0]
left, right = processor.process(audio)
out_data = np.vstack(
(left, right)).T.flatten().astype('float32').tobytes()
return out_data, pyaudio.paContinue
p = pyaudio.PyAudio()
stream = p.open(format=pyaudio.paFloat32,
channels=2,
rate=44100,
input=True,
output=True,
frames_per_buffer=args.chunk_size,
stream_callback=callback)
stream.start_stream()
try:
while stream.is_active():
sleep(0.2)
finally:
stream.stop_stream()
stream.close()
p.terminate()