def main():
# Open the interface to the Mic
wonderful.init(SAMPLE_RATE, N)
# Make matplotlib interactive. It says "interactive", at least, but I don't see
# any buttons. This makes a window appear without blocking the application
# (which pylab.show() would have done).
pylab.ion()
# Set up the two subplots and make their scales fixed
ax = pylab.subplot(111)
ax.set_autoscale_on(False)
ax.set_xlim(xmin=-10, xmax=MAX_FREQ+10) # We pad the graph on the sides so we can
# see better
ax.set_ylim((0, 10*MAG_THRESHOLD))
ax.set_xlabel("Hz")
# Plot some bogus data, so that we may use set_ydata for animation later
d = [0]*N
n = pylab.arange(0, SAMPLE_RATE, step=float(SAMPLE_RATE)/N)
line, = ax.plot(n, d) #http://www.scipy.org/Cookbook/Matplotlib/Animations
while True:
try:
d = wonderful.munch()
if d is not None:
line.set_ydata(d) # Update the plots
pylab.draw() # Draw it, and then repeat
except KeyboardInterrupt:
print "C-c was pressed. Exiting."
break
wonderful.terminate()
def get_sound():
mag_list = wonderful.munch()
return get_note_numbers(mag_list)
