def test_wavwrite():
frames = np.array([[0.5]])
framerate = 44100
f = StringIO()
io.wavwrite(f, frames, framerate)
f.seek(0)
data, fs = io.wavread(f)
assert_almost_equal(data, frames)
assert_equal(fs, framerate)
f = StringIO()
io.wavwrite(f, data, fs)
f.seek(0)
frames, fs = io.wavread(f)
assert_almost_equal(data, frames)
from waveutil.microphone import open_microphone
from waveutil.io import wavwrite
with open_microphone() as m:
data = m.read(5) # read 5 seconds data, shape: [5 * 44100, 2]
np.save('data.dat', data)
wavwrite('out.wav', data)
