def StartFaceDetection():
global mutex
global cameraIsRunning
mutex.acquire()
if not cameraIsRunning:
cameraIsRunning = True
else:
print "Camera is in use!"
mutex.release()
return
mutex.release()
face3.StartFaceDetection()
mutex.acquire()
cameraIsRunning = False
mutex.release()
# Blocking call that processes network traffic, dispatches callbacks and
# handles reconnecting.
# Other loop*() functions are available that give a threaded interface and a
# manual interface.
client.loop_start()
GPIO.setmode(GPIO.BOARD)
GPIO.setup(12,GPIO.IN)
flag=0
try:
while True:
if GPIO.input(12)==0:
print "nobody"
flag=0
time.sleep(0.5)
if GPIO.input(12)==1:
print "somebody here"
if flag==0:
print "camera on"
face3.StartFaceDetection()
flag = 1
time.sleep(6)
except KeyboardInterrupt:
GPIO.cleanup()
client.loop_stop()
print "all cleanup"