README.md

@@ -1 +1 @@
-### Python code to run in Raspberry Pi with PiCamera to recognize certin faces.
+### Python code to run in Raspberry Pi with PiCamera to recognize certin faces and send a Serial signal 'o' to be received by arduino. 

main.py

@@ -64,7 +64,7 @@ def start( camera, face_cascade):
 		img = rawCapture.array
 		gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)
 		faces = face_cascade.detectMultiScale(gray, 1.3,5)
-		i = 0
+		i = 0;
 		for (x,y,w,h) in faces:
 			i += 1
 			j += 1
@@ -110,8 +110,6 @@ def recognize(image,face_recognizer, names):
 		print(str(label) + ' >>'+names[label[0]])
 		return names[label[0]]
 		
-#def DrawSquares(image,gray,faces,color):
-
 def OpenShifter():
 	try:
 		ser = serial.Serial('/dev/ttyUSB0',9600)

trainer.py

@@ -7,127 +7,122 @@ import os
 import sys
 import json
 
+
 picCount = 0
 new = False
 
-
 def start():
-    print('Starting training..')
+	print('Starting training..')
-    label = int(input('Label (Integer): '))
+	label = int(input('Label (Integer): '))
-    name = str(raw_input('Person name: '))
+	name = str(raw_input('Person name: '))
-    picCount = int(input('Number of Photos: '))
+	picCount = int(input('Number of Photos: '))
-    global new
+	global new 
-    new = promptNew()
+	new = promptNew()
-    if new:
+	if new:
-        newFileName = str(raw_input('New File name: '))
+		newFileName = str(raw_input('New File name: '))
-        oldFileName = newFileName
+		oldFileName = newFileName
-    else:
+	else:
-        print('Found in faces:')
+		print('Found in faces:')
-        print(os.listdir('faces/'))
+		print(os.listdir('faces/'))
-        oldFileName = str(raw_input('Old File name: '))
+		oldFileName = str(raw_input('Old File name: '))
-        newFileName = str(raw_input('New File name: '))
+		newFileName = str(raw_input('New File name: '))
-    clearTrainFolder()
+	clearTrainFolder()
-    dum = input('Press any key to start capture..')
+	dum = input('Press any key to start capture..')
-    capture(picCount)
+	capture(picCount)
-    addPerson(label, newFileName, oldFileName)
+	addPerson(label, newFileName, oldFileName)
-    addName(name)
+	addName(name)
-
 
 def clearTrainFolder():
-    print('clearing train folder')
+	print('clearing train folder')
-    filelist = [f for f in os.listdir('train/') if f.endswith(".jpg")]
+	filelist = [ f for f in os.listdir('train/') if f.endswith(".jpg") ]
-    for f in filelist:
+	for f in filelist:
-        os.remove(os.path.join('train/', f))
+		os.remove(os.path.join('train/', f))
-
 
 def addPerson(label, newFileName, oldFileName):
-    try:
+	try:
-        # faceFilePath = '/faces/hesham-saeed2'
+		#faceFilePath = '/faces/hesham-saeed2'
-        faceFile = 'faces/' + oldFileName
+		faceFile = 'faces/'+ oldFileName
-        face_recognizer = cv2.createLBPHFaceRecognizer()
+		face_recognizer = cv2.createLBPHFaceRecognizer()
-        global new
+		global new
-        if new:
+		if new:
-            print('new file. skipping load function')
+			print 'new file. skipping load function'
-        else:
+		else:
-            print('loading old file')
+			print 'loading old file'
-            face_recognizer.load(faceFile)
+			face_recognizer.load(faceFile)
-    except:
+	except:
-        print('[ Error ] Problem in init/loading LBPHfacerecognizer')
+		print('[ Error ] Problem in init/loading LBPHfacerecognizer')
-        sys.exit()
+		sys.exit()
-    images = []
+	images = []
-    labels = []
+	labels = []
-    image_names = os.listdir('train/')
+	image_names = os.listdir('train/')
-    for image_name in image_names:
+	for image_name in image_names:
-        if image_name.startswith('.'):
+		if image_name.startswith('.'):
-            continue;
+			continue;
-        image_path = 'train/' + image_name
+		image_path = 'train/' + image_name
-        image = cv2.imread(image_path)
+		image = cv2.imread(image_path)
-        gray = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
+		gray = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
-        face_cascade = cv2.CascadeClassifier('haarcascade_frontalface_default.xml')
+		face_cascade = cv2.CascadeClassifier('haarcascade_frontalface_default.xml')
-        faces = face_cascade.detectMultiScale(gray, 1.3, 5)
+		faces = face_cascade.detectMultiScale(gray, 1.3, 5)
-        for (x, y, w, h) in faces:
+		for (x,y,w,h) in faces:
-            images.append(gray[y:y + h, x:x + w])
+			images.append(gray[y:y+h, x:x+w])
-            labels.append(label)
+			labels.append(label)
-            cv2.imshow('face', gray[y:y + h, x:x + w])
+			cv2.imshow('face',gray[y:y+h, x:x+w])
-            cv2.waitKey(100)
+			cv2.waitKey(100)
-            print('Learning ' + image_name)
+			print('Learning '+ image_name)
-    if new:
+	if new:
-        face_recognizer.train(images, np.array(labels))
+		face_recognizer.train(images, np.array(labels))
-    else:
+	else:
-        face_recognizer.update(images, np.array(labels))
+		face_recognizer.update(images, np.array(labels))
-    face_recognizer.save('faces/' + newFileName)
+	face_recognizer.save('faces/'+newFileName)
-    print('Updated and saved file in faces/' + newFileName)
+	print('Updated and saved file in faces/'+newFileName) 
-
 
 def capture(count):
-    try:
+	try:
-        print('Initializing camera')
+		print('Initializing camera')
-        camera = PiCamera()
+		camera = PiCamera()
-        camera.resolution = (640, 480)
+		camera.resolution = (640, 480)
-        print('[ OK ] Camera')
+		print('[ OK ] Camera')
-        sleep(2)
+		sleep(2)
-    except:
+	except:
-        print('[ Error ] Can not initialize PiCamera')
+		print('[ Error ] Can not initialize PiCamera')
-        sys.exit()
+		sys.exit()
-    for i in range(1, count + 1):
+	for i in range(1, count+1):
-        pic = 'train/' + str(i) + '.jpg'
+		pic = 'train/'+str(i)+'.jpg'
-        camera.capture(pic)
+		camera.capture(pic)
-        photo = cv2.imread(pic, 1)
+		photo = cv2.imread(pic,1)
-        cv2.imshow('Photo', photo)
+		cv2.imshow('Photo',photo)
-        print('Captured ' + str(i) + '\nPath ' + pic)
+		print('Captured '+str(i)+'\nPath '+ pic)
-        cv2.waitKey(100)
+		cv2.waitKey(100)
-        sleep(1)
+		sleep(1)
-    cv2.destroyAllWindows()
+	cv2.destroyAllWindows()
-    print('Done!')
+	print('Done!')
-
 
 def promptNew():
-    filemode = raw_input('Make new File? (y/n): ')
+	filemode = raw_input('Make new File? (y/n): ')
-    if filemode == 'y':
+	if filemode == 'y':
-        return True
+		return True
-    elif filemode == 'n':
+	elif filemode == 'n':
-        return False
+		return False
-    else:
+	else:
-        print('incorrect input')
+		print('incorrect input')
-        promptNew()
+		promptNew()
-
 
 def addName(newName):
-    with open("faces/names.json", "r") as read_file:
-        exist = False
-        namesJson = json.load(read_file)
-        names = list(namesJson)
-        i = 0
-        for name in names:
-            if newName == name:
-                exist = True
-                print('name already in names list with index ' + str(i))
-            i += 1
-        if not exist:
-            names.append(newName)
-            print('Added ' + newName + 'to names.json file')
-    with open("faces/names.json", "w") as write_file:
-        json.dump(names, write_file)
 	
+	with open("faces/names.json", "r") as read_file:
+		exist = False
+		namesJson = json.load(read_file)
+		names = list(namesJson)
+		i = 0
+		for name in names:
+			if newName == name:
+				exist = True
+				print('name already in names list with index '+str(i))
+			i += 1
+		if not exist:
+			names.append(newName)
+			print('Added '+newName+'to names.json file')
+	with open("faces/names.json","w") as write_file:
+		json.dump(names,write_file)
 
 start()