def test1():
led.green.on()
assert led.green.is_on()
assert gpio.Input(led.green.pin).is_low() # pin is output
led.green.off()
assert led.green.is_off()
assert gpio.Input(led.green.pin).is_low() # pin is output
led.red.on()
assert led.red.is_on()
assert gpio.Input(led.red.pin).is_low() # pin is output
led.red.off()
assert led.red.is_off()
assert gpio.Input(led.red.pin).is_low() # pin is output
def cont_voice_recog(command_predictor):
outputSignal = gpio.Output(3, 2)
inputSignal = gpio.Input(3, 1)
outputSignal.set(gpio.LOW)
map = {0: "Hit me", 1: "Left", 2: "Right", 3: "Up", 4: "Down", 5: "Garbo"}
#print("Say command")
window = 1 #seconds
steps = 1
shift = window / steps
fs = 6000
Nshift = int(shift * fs)
N = window * fs
n = np.arange(N)
w = 0.54 - 0.46 * np.cos(2 * np.pi * n / (N - 1))
a = 0.95
samps = np.zeros((int(fs * window), 1))
while True:
newsamps = (record(shift, fs, ch) - 2048) / 2048
t1 = time.time()
newsamps[np.isnan(newsamps)] = 0
newsamps[abs(newsamps) > 1] = 0
samps = np.append(samps[Nshift:], newsamps)
if np.mean(samps**2) > .001:
melcep_out = np.zeros((12, 1))
x = samps - a * np.roll(samps, -1)
#x = x[:, 0]
s = x * w
#DCT
S = np.real(np.fft.rfft(s, axis=0))
#power
P = (1 / N) * S**2
mels = np.zeros(nfilterbank)
for j in range(nfilterbank):
mels[j] = sum(fbank[j, :] * P[:np.shape(fbank)[1]])
melcep_out[:, 0] = np.real(np.fft.rfft(np.log(mels), axis=0)[0:12])
prediction = command_predictor.predict(melcep_out)
#if prediction[0] != 3:
print(map[prediction[0]])
t2 = time.time()
print('delay: ', t2 - t1)
if prediction[0] == 0:
comm(-1, -1, -1)
time.sleep(1)
scan()
elif prediction[0] == 2:
comm(-2, -2, -2)
time.sleep(1)
track()
def track():
inputSignal = gpio.Input(3, 1)
outputSignal = gpio.Output(3, 2)
i = 0
while (1):
num = take_pic(i)
im = Image.open("scan" + str(i) + ".jpg")
h, w, mass = processing(im)
outputSignal.set(gpio.HIGH)
time.sleep(0.1)
outputSignal.set(gpio.LOW)
comm(mass, h, w)
while (not inputSignal.is_high()):
pass
i += 1
i %= 10
def scan():
inputSignal = gpio.Input(3, 1)
outputSignal = gpio.Output(3, 2)
for i in range(8):
num = take_pic(i)
im = Image.open("scan" + str(i) + ".jpg")
#print(im.format, im.size, im.mode)
h, w, mass = processing(im)
#comm(mass, h, w)
outputSignal.set(gpio.HIGH)
time.sleep(0.01)
outputSignal.set(gpio.LOW)
comm(mass, h, w)
while (not inputSignal.is_high()):
pass
while (not inputSignal.is_high()):
pass
n = take_pic(9)
import rcpy
import rcpy.button as button
import rcpy.gpio as gpio
from rcpy.button import mode, pause
if mode.pressed():
print('<MODE> pressed!')
if mode.released():
print('<MODE> released!')
pause_button = gpio.Input(gpio.PAUSE_BTN)
if pause_button.low():
print('Got <PAUSE>!')