WIP: add multi-version support

Beter Init function

main.py

@@ -7,28 +7,51 @@ import sys
 import json
 import datetime
 
+piCamAvailable = False
+
 try:
     import numpy as np
     from picamera import PiCamera
     from picamera.array import PiRGBArray
-    import cv2
-    
+    piCamAvailable = True
+
 except Exception as ex:
     print('[ Error ] some depandincies are missing\n'+ str(ex.args))
+    piCamAvailable = False;
+
+try:
+    import cv2
+
+except Exception as ex:
+    print('Could not load OpenCV\Closing')
     sys.exit()
 
 def init():
 	go = True
-	print('Initilizing..')
-	try:
-		camera = PiCamera()
-		camera.resolution = (640, 480)
-		sleep(0.2)
-		print('[ OK ] Camera')
-	except:
-		print('[ Error ] Can not initialize PiCamera')
-		go = False
-
+	piCam = False
+	WebCam = False
+	print('Initilizing Camera ..')
+	if piCamAvailable:
+		try:
+			camera = PiCamera()
+			camera.resolution = (640, 480)
+			go = True
+			piCam = True
+			print('[ OK ] Started PiCamera')
+		except:
+			print('[ Warning ] Could not start PiCamera. Trying Webcam.. ')
+			piCam = False
+			go = False
+	else:
+		try:
+			camera = cv2.VideoCapture()
+			print('[ OK ] WebCamera')
+			go = True
+			WebCam = True
+		except Exception as ex:
+			print('[ Error ] Could not start Webcam.. \nExiting')
+			go = False
+	sleep(0.2)
 	try:
 		face_cascade = cv2.CascadeClassifier('haarcascade_frontalface_default.xml')
 		sleep(1)
@@ -36,32 +59,44 @@ def init():
 	except:
 		print('[ Error ] Can not load cascade File')
 		go = False
-	try: 
+	try:
 		os.mkdir('unknown')
 	except OSError as ex:
 		print('Found (unknown) folder')
-		
-	if (go):
+
+	if go:
 		print('Starting Photo loop..')
 		print('Known people are '+str(loadNames()))
-		start(camera, face_cascade)
-		
-	else: 
+		start(camera, face_cascade, WebCam)
+
+	else:
 		print('closing')
 
-def start( camera, face_cascade):
+def start( camera, face_cascade, WebCam):
 	j = 0
-	rawCapture = PiRGBArray(camera)
-	face_recognizer = cv2.createLBPHFaceRecognizer()
-	face_recognizer.load('faces/h')
+	if not WebCam:
+		rawCapture = PiRGBArray(camera)
+	# face_recognizer = cv2.face.LBPHFaceRecognizer_create() #cv2.face.createLBPHFaceRecognizer()
+	face_recognizer = cv2.face_LBPHFaceRecognizer('faces/h')
+	# face_recognizer.read('faces/h') # Try on Pi
+    ##WIP
+	try:
+		face_recognizer.load('faces/h')
+	except:
+		pass
+
 	names = loadNames()
 	while 1:
 		try:
-			camera.capture(rawCapture, format="bgr")
+			if not WebCam:
+				camera.capture(rawCapture, format="bgr")
+				img = rawCapture.array
+			else:
+				ret, img = camera.read()
 		except:
 			print('[ Error ] Can not capture image. Restarting..')
 			init()
-		img = rawCapture.array
+		#img = rawCapture.array
 		gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)
 		faces = face_cascade.detectMultiScale(gray, 1.3,5)
 		i = 0;
@@ -88,16 +123,16 @@ def start( camera, face_cascade):
 			else:
 				print('Found '+person)
 				OpenShifter()
-		cv2.imshow('image',img) 
+		cv2.imshow('image',img)
 		cv2.waitKey(1)
 		rawCapture.truncate(0)
 		if cv2.waitKey(1) & 0xFF == ord('q'):
 			cv2.destroyAllWindows()
 			break
-	
+
 
 def recognize(image,face_recognizer, names):
-	
+
 	try:
 		img = image.copy()
 		label= face_recognizer.predict(img)
@@ -109,7 +144,7 @@ def recognize(image,face_recognizer, names):
 	else:
 		print(str(label) + ' >>'+names[label[0]])
 		return names[label[0]]
-		
+
 def OpenShifter():
 	try:
 		ser = serial.Serial('/dev/ttyUSB0',9600)
@@ -125,7 +160,7 @@ def OpenShifter():
 			ser.close()
 		except:
 			print('[ Error ] Can not connect to Arduino at /dev/ttyUSB1 ..')
-			
+
 def loadNames():
 	try:
 		with open("faces/names.json", "r") as read_file: