def __init__(self, port):
"""
Wrapper for Grove Humidity sensor.
:param port: port to which the sensor is connected
"""
super().__init__()
self.sensor = DHT("11", port)
def main():
sensor = DHT("11", 12)
lcd = JHD1802()
lcd.home()
lcd.write("LCD model:".format(lcd.name))
lcd.setCursor(1, 0)
lcd.write("{}".format(lcd.name))
time.sleep(5)
lcd.clear()
while True:
humidity = []
temperature = []
for _ in range(60 * 60):
humi, temp = sensor.read()
humidity.append(humi)
temperature.append(temp)
lcd.setCursor(0, 0)
lcd.write('Temp.: {}C'.format(temp))
lcd.setCursor(1, 0)
lcd.write('Humi.: {}%'.format(humi))
time.sleep(1)
lcd.clear()
temp_avg = round(sum(temperature) / len(temperature), 1)
hum_avg = round(sum(humidity) / len(humidity), 1)
lcd.setCursor(0, 0)
lcd.write('Avg. temp.: {0:.1f}C'.format(temp_avg))
lcd.setCursor(1, 0)
lcd.write('Avg. humi.: {0:.1f}%'.format(hum_avg))
time.sleep(20)
lcd.clear()
def setup(self):
try:
self.sensor = DHT(self.dht_type, self.dht_pin)
self.init = True
except Exception as e:
print("AirTemperatureHumiditySensor.setup: " + str(e))
self.init = False
def main():
sensor_moist = GroveMoistureSensor(0)
sensor_tmp = DHT("11", 12)
lcd = JHD1802()
lcd.home()
lcd.write("LCD model:".format(lcd.name))
lcd.setCursor(1, 0)
lcd.write("{}".format(lcd.name))
time.sleep(5)
lcd.clear()
while True:
for i in range(10):
humi, temp = sensor_tmp.read()
lcd.setCursor(0, 0)
lcd.write('Temp.: {0:.1f}C'.format(temp))
lcd.setCursor(1, 0)
lcd.write('Humi.: {0:.1f}%'.format(humi))
time.sleep(5)
# lcd.clear()
lcd.clear()
mois = sensor_moist.moisture
lcd.setCursor(0, 0)
lcd.write('moisture: {0:>6}'.format(mois))
time.sleep(5)
lcd.clear()
def main():
value = "Jarvis Focus"
# Grove - 16x2 LCD(White on Blue) connected to I2C port
lcd = JHD1802()
display_in_lcd(lcd, 0, value)
time.sleep(2)
display_in_lcd(lcd, 0, "Identify")
display_in_lcd(lcd, 1, "Temp-Humi")
time.sleep(2)
# Grove - Light Sensor connected to port A0
light_sensor = GroveLightSensor(0)
# Range Sensor - D24
ultrasonic_range_senor = GroveUltrasonicRanger(24)
# Motion Sensor - D18
motion_sensor = GroveMiniPIRMotionSensor(18)
# Grove - Temperature&Humidity Sensor connected to port D5
climate_sensor = DHT('11', 5)
# Grove - LED Button connected to port D16
button = GroveLedButton(16)
def on_detect():
print('motion detected')
motion_sensor.on_detect = on_detect
def on_event(index, event, tm):
if event & Button.EV_SINGLE_CLICK:
print('single click')
button.led.light(True)
elif event & Button.EV_LONG_PRESS:
print('long press')
button.led.light(False)
button.on_event = on_event
while True:
distance = ultrasonic_range_senor.get_distance()
print('{} cm'.format(distance))
light_sensor_output = light_sensor.light
humi, temp = climate_sensor.read()
row_one = f"L:{light_sensor_output}"
row_two = f"H:{humi}-T:{temp}"
display_in_lcd(lcd, 0, row_one)
display_in_lcd(lcd, 1, row_two)
time.sleep(2)
def main():
sensor_temperature = DHT("11", 12)
sensor_moisture = GroveMoistureSensor(0)
with open('measurements.txt', 'w+') as f:
f.write('Timestamp, Humidity, Temperature, Moisture\n')
while True:
try:
with open('measurements.txt', 'a+') as f:
humi, temp = sensor_temperature.read()
mois = sensor_moisture.moisture
now = datetime.now()
f.write('{}, {}, {}, {}\n'.format(now.strftime("%H:%M:%S"), humi, temp, mois))
time.sleep(15)
except Exception as err:
debug(err)
def main():
value = "Jarvis Sense"
# Grove - 16x2 LCD(White on Blue) connected to I2C port
lcd = JHD1802()
display_in_lcd(lcd, 0, value)
time.sleep(2)
display_in_lcd(lcd, 0, "Light-Moisture")
display_in_lcd(lcd, 1, "Temp-Humi")
time.sleep(2)
# Grove - Light Sensor connected to port A0
light_sensor = GroveLightSensor(0)
# Grove - Moisture Sensor connected to port A2
moisture_sensor = GroveMoistureSensor(2)
# Grove - Temperature&Humidity Sensor connected to port D5
climate_sensor = DHT('11', 5)
# Grove - Relay connected to port D16
relay = GroveRelay(16)
relay.off(
) # It was supposed to be off. Due to mis-wiring it works the other way
while True:
light_sensor_output = light_sensor.light
humi, temp = climate_sensor.read()
moisture = moisture_sensor.moisture
turn_on_fan = True if light_sensor_output < 30 else False
fan_status = " "
if turn_on_fan:
relay.off() # Turn of the relay will turn on the Fan
fan_status = "Fan"
else:
relay.on() # Turn off the fan
fan_status = "X"
row_one = f"L:{light_sensor_output}-M:{moisture} "
row_two = f"H:{humi}-T:{temp}C-{fan_status}"
display_in_lcd(lcd, 0, row_one)
display_in_lcd(lcd, 1, row_two)
time.sleep(2)
class AirTemperatureHumiditySensor(BaseSensor):
def __init__(self):
BaseSensor.__init__(self)
self.dht_pin = 16
self.dht_type = '11'
self.humidity_measurements = []
self.temperature_measurements = []
self.sensor = None
self.setup()
def setup(self):
try:
self.sensor = DHT(self.dht_type, self.dht_pin)
self.init = True
except Exception as e:
print("AirTemperatureHumiditySensor.setup: " + str(e))
self.init = False
def read(self):
air_humidity, air_temperature = self._take_readings()
if (air_humidity == 0 or air_temperature == 0):
time.sleep(0.1)
reH, reT = self._take_readings()
if (air_humidity == 0):
air_humidity = reH
if (air_temperature == 0):
air_temperature = reT
air_humidity = self.rolling_average(air_humidity,
self.humidity_measurements, 10)
air_temperature = self.rolling_average(air_temperature,
self.temperature_measurements,
10)
return air_humidity, air_temperature
def _take_readings(self):
try:
if not self.init:
self.setup()
air_humidity, air_temperature = self.sensor.read()
except Exception as e:
print("AirTemperatureHumiditySensor.read: " + str(e))
self.init = False
air_humidity, air_temperature = self.null_value, self.null_value
finally:
return air_humidity, air_temperature
class Humidity(Sensor):
def __init__(self, port):
"""
Wrapper for Grove Humidity sensor.
:param port: port to which the sensor is connected
"""
super().__init__()
self.sensor = DHT("11", port)
@property
def measurement(self):
"""
Get value of the measurement
"""
humidity, _ = self.sensor.read()
return humidity
class Temperature(Sensor):
def __init__(self, port):
"""
Wrapper for Grove Temperature sensor.
:param port: port to which the sensor is connected
"""
super().__init__()
self.sensor = DHT("11", port)
@property
def measurement(self):
"""
Get value of the measurement
"""
_, temperature = self.sensor.read()
return temperature
def main():
relay = GroveRelay(18)
button = GroveLedButton(5)
lcd = JHD1802()
temp_humd_sensor = DHT('11',16)
classifier = '/home/pi/Desktop/Application/haarcascade_frontalface_default.xml'
lcd.setCursor(0,0)
lcd.write("System Activated")
def doorbell_ring(index,event,tm):
if event & Button.EV_SINGLE_CLICK:
time_string = datetime.datetime.now().strftime("%H:%M:%S")
lcd.setCursor(0,0)
lcd.write("Doorbell Pressed")
print("[INFO]Doorbell Rung...")
button.led.light(True)
lcd.setCursor(1,0)
lcd.write("Look at Camera ")
time.sleep(2)
with picamera.PiCamera() as camera:
camera.resolution = (320, 240)
lcd.setCursor(1,0)
lcd.write("3 2 1... ")
time.sleep(3)
camera.capture(stream,format='jpeg')
lcd.setCursor(1,0)
lcd.write("Image Captured ")
print("[INFO]Image Captured...")
data = pickle.loads(open('/home/pi/Desktop/Application/encodings.pickle', "rb").read())
buff = numpy.frombuffer(stream.getvalue(), dtype=numpy.uint8)
image = cv2.imdecode(buff, 1)
face_cascade = cv2.CascadeClassifier(classifier)
gray = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
rgb = cv2.cvtColor(image, cv2.COLOR_BGR2RGB)
faces = face_cascade.detectMultiScale(gray, scaleFactor=1.1,minNeighbors=5, minSize=(30, 30),flags=cv2.CASCADE_SCALE_IMAGE)
boxes = [(y, x + w, y + h, x) for (x, y, w, h) in faces]
encodings = face_recognition.face_encodings(rgb, boxes)
names = []
face_detected = False
for encoding in encodings:
matches = face_recognition.compare_faces(data["encodings"],encoding)
name = "Unknown"
if True in matches:
matchedIdxs = [i for (i, b) in enumerate(matches) if b]
counts = {}
for i in matchedIdxs:
name = data["names"][i]
counts[name] = counts.get(name, 0) + 1
name = max(counts, key=counts.get)
names.append(name)
for ((top, right, bottom, left), name) in zip(boxes, names):
cv2.rectangle(image, (left, top), (right, bottom),(0, 255, 0), 2)
y = top - 15 if top - 15 > 15 else top + 15
cv2.putText(image, name, (left, y), cv2.FONT_HERSHEY_SIMPLEX,0.75, (0, 255, 0), 2)
face_detected = True
if name != 'Unknown':
print("[INFO]Face Detected...")
print('[INFO] Entry Granted')
lcd.setCursor(0,0)
lcd.write("Welcome Home ")
lcd.setCursor(1,0)
lcd.write("{}! ".format(name))
relay.on()
print("[INFO] Door Locked")
time.sleep(5)
relay.off()
else:
print('[INFO] Entry Denied ')
lcd.setCursor(0,0)
lcd.write("Face Unknown ")
lcd.setCursor(1,0)
lcd.write("Contact Owner ")
print('[INFO] Door Locked')
relay.off()
if not face_detected:
lcd.setCursor(0,0)
lcd.write("No Face Detected ")
lcd.setCursor(1,0)
lcd.write("Try Again... ")
button.led.light(False)
cv2.imwrite(path1+'/'+time_string+'.jpg',image)
print("[INFO]Image Stored...\n")
time.sleep(5)
humidity,temperature = temp_humd_sensor.read()
lcd.setCursor(0,0)
lcd.write("Temperature: {0:2}C".format(temperature))
lcd.setCursor(1,0)
lcd.write("Humidity: {0:5}%".format(humidity))
button.on_event = doorbell_ring
while True:
client_socket, address = server_socket.accept()
print("[INFO] Connection Established")
full_message = client_socket.recv(8)
decoded_message = full_message.decode('utf-8')
print('[INCOMING SIGNAL] {}'.format(decoded_message))
if(decoded_message == '1'):
relay.on()
lcd.setCursor(0,0)
lcd.write("Welcome Home! ")
lcd.setCursor(1,0)
lcd.write("Door Unlocked...")
print("[INFO] Door Open")
time.sleep(3)
elif (decoded_message == '2'):
relay.off()
lcd.setCursor(0,0)
lcd.write("Entry Denied ")
lcd.setCursor(1,0)
lcd.write("Door Locked... ")
print("[INFO] Door Closed")
time.sleep(3)
elif(decoded_message == '4'):
try:
with picamera.PiCamera() as camera:
print("[INFO] Live Video Stream Started...")
while True:
client, address = server_socket.accept()
message = client.recv(8)
try:
check = message.decode('utf-8')
if(check == '1'):
camera.capture('video.jpg')
photo = 'video.jpg'
file = open(photo,'rb')
byte = file.read(1024)
while(byte):
client.send(byte)
byte = file.read(1024)
file.close()
client.close()
elif(check == '0'):
client.close()
break
finally:
try:
client.close()
finally:
pass
finally:
print("[INFO] Live Video Stream Ended...")
elif(decoded_message == '5'):
humidity,temperature = temp_humd_sensor.read()
data = str(humidity) + ' ' + str(temperature)
client,address = server_socket.accept()
try:
client.send(data.encode('utf-8'))
client.close()
except:
try:
client.close()
except:
pass
humidity,temperature = temp_humd_sensor.read()
lcd.setCursor(0,0)
lcd.write("Temperature: {0:2}C".format(temperature))
lcd.setCursor(1,0)
lcd.write("Humidity: {0:5}%".format(humidity))