def check(self, detected_face):
# we could use detected landmarks, but I did not manage to do so. TODO The copy/paste below should help
encodings = face_recognition.face_encodings(detected_face.image)
if encodings is not None and len(encodings) > 0:
distances = list(face_recognition.face_distance(self.encodings, encodings[0]))
distance = avg(distances)
mindistance = min(distances)
maxdistance = max(distances)
if distance > self.threshold:
print("Distance above threshold: %f < %f" % (distance, self.threshold))
return False
if len(self.nencodings) > 0:
ndistances = list(face_recognition.face_distance(self.nencodings, encodings[0]))
ndistance = avg(ndistances)
nmindistance = min(ndistances)
nmaxdistance = max(ndistances)
if (mindistance > nmindistance):
print("Distance to negative sample is smaller")
return False
if (distance > ndistance):
print("Average distance to negative sample is smaller")
return False
# k-nn classifier
K=min(5, min(len(distances), len(ndistances)) + 1)
N=sum(list(map(lambda x: x[0],
list(sorted([(1,d) for d in distances] + [(0,d) for d in ndistances],
key=lambda x: x[1]))[:K])))
ratio = N/K
if (ratio < 0.5):
print("K-nn is %.2f" % ratio)
return False
return True
else:
print("No face encodings found")
return False
def get_avg_score_faces(f1encs, references):
import_face_recognition()
scores = []
for f2encs in references:
score = face_recognition.face_distance(f1encs, f2encs)[0]
scores.append(score)
return sum(scores) / len(scores)
def sort_face(self):
input_dir = self.args.input_dir
print("Sorting by face similarity...")
img_list = [[x, face_recognition.face_encodings(cv2.imread(x))]
for x in
tqdm(self.find_images(input_dir),
desc="Loading",
file=sys.stdout)]
img_list_len = len(img_list)
for i in tqdm(range(0, img_list_len - 1),
desc="Sorting",
file=sys.stdout):
min_score = float("inf")
j_min_score = i + 1
for j in range(i + 1, len(img_list)):
f1encs = img_list[i][1]
f2encs = img_list[j][1]
if f1encs is not None and f2encs is not None and len(
f1encs) > 0 and len(f2encs) > 0:
score = face_recognition.face_distance(f1encs[0],
f2encs)[0]
else:
score = float("inf")
if score < min_score:
min_score = score
j_min_score = j
img_list[i + 1] = img_list[j_min_score]
img_list[j_min_score] = img_list[i + 1]
return img_list
def sort_face_dissim(self):
input_dir = self.args.input_dir
print("Sorting by face dissimilarity...")
img_list = [[x, face_recognition.face_encodings(cv2.imread(x)), 0]
for x in
tqdm(self.find_images(input_dir),
desc="Loading",
file=sys.stdout)]
img_list_len = len(img_list)
for i in tqdm(range(0, img_list_len), desc="Sorting", file=sys.stdout):
score_total = 0
for j in range(0, img_list_len):
if i == j:
continue
try:
score_total += face_recognition.face_distance(
[img_list[i][1]],
[img_list[j][1]])
except:
pass
img_list[i][2] = score_total
print("Sorting...")
img_list = sorted(img_list, key=operator.itemgetter(2), reverse=True)
return img_list
def get_avg_score_faces(f1encs, references):
""" Return the average similarity score between a face and
reference image """
scores = []
for f2encs in references:
score = face_recognition.face_distance(f1encs, f2encs)[0]
scores.append(score)
return sum(scores) / len(scores)
def check(self, detected_face):
encodings = face_recognition.face_encodings(detected_face.image) # we could use detected landmarks, but I did not manage to do so. TODO The copy/paste below should help
if encodings is not None and len(encodings) > 0:
score = face_recognition.face_distance([self.encoding], encodings[0])
print(score)
return score <= self.threshold
else:
print("No face encodings found")
return False
def test_image(image_to_check, tolerance=0.6):
recognized_faces = []
unknown_image = face_recognition.load_image_file(image_to_check)
# Scale down image if it's giant so things run a little faster
unknown_image = scale_image(unknown_image)
unknown_encodings = face_recognition.face_encodings(unknown_image)
face_landmarks_list = face_recognition.face_landmarks(unknown_image)
face_locations = face_recognition.face_locations(unknown_image)
pil_image = Image.fromarray(unknown_image)
d = ImageDraw.Draw(pil_image)
if not unknown_encodings:
# print out fact that no faces were found in image
print_result(image_to_check, "no_persons_found", None)
else:
for unknown_encoding, face_landmarks, face_location in zip(unknown_encodings, face_landmarks_list,
face_locations):
distances = face_recognition.face_distance(known_face_encodings, unknown_encoding)
for distance, name in zip(distances, known_names):
if distance <= tolerance:
print_result(image_to_check, name, distance)
recognized_faces.append(
{'name': name, 'dist': distance, 'landmarks': face_landmarks, 'face_location': face_location}
)
else:
print_result(image_to_check, "unknown_person", None)
for item in recognized_faces:
face_landmarks = item['landmarks']
face_location = item['face_location']
# Print the location of each facial feature in this image
# Let's trace out each facial feature in the image with a line!
for facial_feature in face_landmarks.keys():
print("The {} in this face has the following points: {}".format(facial_feature,
face_landmarks[facial_feature]))
d.line(face_landmarks[facial_feature], width=3)
# Print the location of each face in this image
top, right, bottom, left = face_location
print(
"A face is located at pixel location Top: {}, Left: {}, Bottom: {}, Right: {}".format(top, left, bottom,
right))
d.rectangle(((left, top), (right, bottom)), outline=4)
font = ImageFont.truetype("font/arial.ttf", size=30)
title = item['name']
text_size = d.textsize(title, font)
d.text((left, bottom - text_size[1]), title, font=font, fill='white')
pil_image.save("data/recognition_results/result.jpg")
return recognized_faces
def choose_best(faces, tmp_dir):
if len(faces) == 0:
return ""
# we need at least 3 faces to do any serious job
if len(faces) < 3:
return faces[0]
encoded_faces = {}
# encode all faces for speedup
for file in faces:
filename = os.path.basename(file)
enc_file_name = tmp_dir + "/" + filename + ".enc"
try:
encoded = _utils.get_encoded(file, enc_file_name)
except _utils.FaceNotFoundError:
continue
encoded_faces[file] = encoded
fresults = {}
# check each one with each one
for file, face_data in encoded_faces.items():
total_distance = 0;
count = 0
for file2, face_data2 in encoded_faces.items():
if file == file2:
continue
results = face_recognition.face_distance( [face_data], face_data2)
total_distance += results[0]
count += 1
if count > 0:
avg_distance = total_distance / count
fresults[file] = avg_distance
# find photo with best avg distance to other photos
print(fresults)
if len(fresults) > 0:
best = max(fresults.items(), key = operator.itemgetter(1))
return best[0]
else:
return ""
def get_face(img, target_encodings):
img = np.array(img)
locations = face_recognition.face_locations(img, model="cnn")
encodings = face_recognition.face_encodings(img, locations)
landmarks = face_recognition.face_landmarks(img, locations)
if len(locations) == 0:
return None, None, None, None, None
if target_encodings is not None:
distances = [ face_recognition.face_distance([target_encodings], encoding) for encoding in encodings ]
idx_closest = distances.index(min(distances))
target_face, target_landmarks = locations[idx_closest], landmarks[idx_closest]
else:
target_face, target_landmarks = locations[0], landmarks[0]
top, right, bottom, left = target_face
x, y, w, h = left, top, right-left, bottom-top
return x, y, w, h, target_landmarks
# Convert the image from BGR color (which OpenCV uses) to RGB color (which face_recognition uses)
rgb_frame = frame[:, :, ::-1]
# Find all the faces and face encodings in the current frame of video
face_locations = face_recognition.face_locations(rgb_frame)
face_encodings = face_recognition.face_encodings(rgb_frame, face_locations)
face_names = []
for face_encoding in face_encodings:
# See if the face is a match for the known face(s)
matches = face_recognition.compare_faces(known_face_encodings, face_encoding)
name = "Unknown"
face_distances = face_recognition.face_distance(known_face_encodings, face_encoding)
best_match_index = np.argmin(face_distances)
if matches[best_match_index]:
name = known_face_names[best_match_index]
face_names.append(name)
# Label the results
for (top, right, bottom, left), name in zip(face_locations, face_names):
if not name:
continue
# Draw a box around the face
cv2.rectangle(frame, (left, top), (right, bottom), (0, 0, 255), 2)
# Draw a label with a name below the face
def f():
cam = cv2.VideoCapture(0)
known_faces = get_encoded_faces()
face = list(known_faces.values())
names = list(known_faces.keys())
process_frame = True
face_locations = []
face_encodings = []
while True:
ret, frame = cam.read()
small_frame = cv2.resize(frame, (0, 0), fx=0.25, fy=0.25)
rgb_small_frame = small_frame[:, :, ::-1] #convertion from bgr to rgb
if process_frame:
face_locations = fr.face_locations(rgb_small_frame)
face_encodings = fr.face_encodings(rgb_small_frame, face_locations)
face_names = []
for face_encoding in face_encodings:
matches = fr.compare_faces(face, face_encoding)
name = "Unknown"
face_distances = fr.face_distance(face, face_encoding)
best_match_index = np.argmin(face_distances)
if matches[best_match_index]:
name = names[best_match_index]
face_names.append(name)
process_frame = not process_frame
for (y1, x2, y2, x1), name in zip(face_locations, face_names):
x1 *= 4
x2 *= 4
y1 *= 4
y2 *= 4
cv2.rectangle(frame, (x1, y1), (x2, y2), (0, 255, 0), 2)
cv2.rectangle(frame, (x1, y2 - 30), (x2, y2), (0, 255, 0),
cv2.FILLED)
font = cv2.FONT_HERSHEY_DUPLEX
cv2.putText(frame, name, (x1 + 6, y2 - 6), font, 1.0,
(255, 255, 255), 1)
cv2.imshow('Video', frame)
if cv2.waitKey(1) & 0xFF == ord('q'):
break
cam.release()
cv2.destroyAllWindows()
faces_in_image = fr.face_encodings(as_numpy_arr)
encoding_generation_times.append(pc() - t0)
print(f"\tFound {len(faces_in_image)} faces")
# Determine expected results
expected_people: List[KnownPerson] = [
x for x in KnownPeople if x.Name in file
]
# Track actual results
found_people: List[KnownPerson] = []
# Actual facial recognition logic
for face in faces_in_image:
t1 = pc()
compare_results = fr.face_distance([x.Encoding for x in KnownPeople],
face)
face_compare_times.append(pc() - t1)
# Filter list step by step. I broke this into multiple lines for debugging.
possible_matches = [
ComparedFace(KnownPeople[i], compare_results[i])
for i in range(len(compare_results))
]
# Remove faces that too unlike the face we're checking.
possible_matches: List[ComparedFace] = [
x for x in possible_matches if x.Distance < TOLERANCE
]
#print(f"\tBy tolerance, {len(possible_matches)} likely matches: ", ', '.join([str(x) for x in possible_matches]))
# Removing already-found people
cap = cv2.VideoCapture(0)
success, imgUser = cap.read()
imgUser = cv2.cvtColor(imgUser, cv2.COLOR_BGR2RGB)
encodeUser = face_recognition.face_encodings(imgUser)
cap = cv2.VideoCapture(0)
while True:
success, img = cap.read()
imgS = cv2.resize(img, (0, 0), None, 0.25, 0.25)
imgS = cv2.cvtColor(imgS, cv2.COLOR_BGR2RGB)
facesCurFrame = face_recognition.face_locations(imgS)
encodesCurFrame = face_recognition.face_encodings(imgS, facesCurFrame)
for encodeFace, faceLoc in zip(encodesCurFrame, facesCurFrame):
maches = face_recognition.compare_faces(encodeUser, encodeFace)
faceDist = face_recognition.face_distance(encodeUser, encodeFace)
print(faceDist)
matchIndex = np.argmin(faceDist)
if maches[matchIndex]:
name = "User"
print(name)
y1, x2, y2, x1 = faceLoc
y1, x2, y2, x1 = y1 * 4, x2 * 4, y2 * 4, x1 * 4
cv2.rectangle(img, (x1, y1), (x2, y2), (0, 255, 0), 2)
cv2.rectangle(img, (x1, y2 - 35), (x2, y2), (0, 255, 0),
cv2.FILLED)
cv2.putText(img, name, (x1 + 6, y2 - 6), cv2.FONT_HERSHEY_COMPLEX,
1, (255, 255, 255), 2)
else:
name = "Not User"
print(name)
def face_distance(encoding1, encoding2):
face_distances = face_recognition.face_distance([encoding1], encoding2)
return face_distances
def anayze_faces(args):
# Initialize the variables for operation.
known_face_encodings = []
known_face_names = []
is_video = True
face_names = []
process_this_frame = True
faces_path = Path(args["registered_faces_dir"])
# Check whether the registered_faces_dir exist
if not os.path.exists(faces_path):
print("Invalid registered_faces_dir")
return
# Check whether it is an image input or video stream.
if args["recognize_image"]:
recognize_image = Path(args["recognize_image"])
is_video = False
# Get all the registered faces.
face_files = paths.list_images(faces_path)
# Read image and encode it.
for face_file in face_files:
print("Process the file :{}".format(face_file))
name = face_file.split(os.path.sep)[-1].split('.')[-2]
image = face_recognition.load_image_file(face_file)
known_face_names.append(name)
known_face_encodings.append(face_recognition.face_encodings(image)[0])
# Loop until the user terminate
while True:
if is_video:
# Get a reference to a webcame index as 0.
# Change parameter as required.
video_capture = cv2.VideoCapture(0)
# Grab a single frame of video
_, frame = video_capture.read()
else:
frame = cv2.imread(str(recognize_image))
if frame is None:
print("Invalid Image.")
break
# Resize frame of video to 1/4 size for faster face recognition processing
small_frame = cv2.resize(frame, (0, 0), fx=0.25, fy=0.25)
# Convert the image from BGR color (which OpenCV uses) to RGB color (which face_recognition uses)
rgb_small_frame = small_frame[:, :, ::-1]
# Only process every other frame of video to save time
if process_this_frame:
# Find all the faces and face encodings in the current frame of video
face_locations = face_recognition.face_locations(rgb_small_frame)
face_encodings = face_recognition.face_encodings(
rgb_small_frame, face_locations)
face_names = []
for face_encoding in face_encodings:
# See if the face is a match for the known face(s)
# Tune the tolerance parameters as desired
# Based on the tolerance ratio, we check whether the input
# face is similar to which registered faces.
matches = face_recognition.compare_faces(known_face_encodings,
face_encoding,
tolerance=0.5)
name = "UNKNOWN"
# Find the face that look the most similar to the registered faces.
face_distances = face_recognition.face_distance(
known_face_encodings, face_encoding)
best_match_index = np.argmin(face_distances)
similar_rate = (1 - face_distances[best_match_index]) * 100
# Check if the detected face is a known face
if matches[best_match_index]:
name = known_face_names[best_match_index]
face_names.append((name, similar_rate))
process_this_frame = not process_this_frame
# Display the results
for (top, right, bottom,
left), (name, similar_rate) in zip(face_locations, face_names):
# Scale back up face locations since the frame we detected in was scaled to 1/4 size
top *= 4
right *= 4
bottom *= 4
left *= 4
font = cv2.FONT_HERSHEY_DUPLEX
if name == "UNKNOWN":
color = (0, 0, 255)
else:
color = (0, 255, 0)
# Draw a label with a name below the face
cv2.rectangle(frame, (left, bottom - 35), (right, bottom),
color, cv2.FILLED)
# Draw the text on the frame
cv2.putText(frame, "{:.2f}%".format(similar_rate),
(left + 6, bottom - 6), font, 1.0, (255, 255, 255),
1)
cv2.putText(frame, name, (left + 6, top - 6), font, 1.0,
(255, 255, 0), 1)
# Draw a box around the face
cv2.rectangle(frame, (left, top), (right, bottom), color, 2)
# Display the resulting image
cv2.imshow('Video', frame)
if not is_video:
# Wait for any key to be pressed.
cv2.waitKey(0)
# Save the detected image to the same directory with suffix _detected
new_filename = recognize_image.stem + "_detected.jpg"
new_filepath = recognize_image.parents[0]
cv2.imwrite(str(new_filepath / new_filename), frame)
# Exit the loop as it is not a video stream.
break
# Hit 'q' on the keyboard to quit!
if cv2.waitKey(1) & 0xFF == ord('q'):
break
if is_video:
# Release handle to the webcam
video_capture.release()
cv2.destroyAllWindows()
def addrec():
msg=''
if request.method == 'POST':
mydb = mysql.connector.connect(
host="localhost",
user="******",
password="",
database="attendance_db"
)
mycursor = mydb.cursor()
subject_name = request.form['subject_name']
date = request.form['date']
time = request.form['time']
batch = request.form['batch']
mycursor2 = mydb.cursor()
status_a="A"
mycursor2.execute("SELECT roll_no FROM student_subject where subject_name=%s",(subject_name,))
rollno = mycursor2.fetchall()
for row in rollno:
mycursor.execute('INSERT INTO attendance(subject_name,date,time_slot,batch,roll_no,status) VALUES (%s,%s,%s,%s,%s,%s)',(subject_name,date,time,batch,row[0],status_a))
mydb.commit()
def RetreiveImages():
SQLStatement2 = "SELECT rollno,image from student"
mycursor.execute(SQLStatement2)
myresult = mycursor.fetchall()
for row in myresult:
name = row[0]
photo = row[1]
storefilepath = "C:/Users/Oggy/.spyder-py3/face_recog/images/{0}.jpg".format(str(name))
write_file(photo,storefilepath)
def write_file(data, filepath):
with open(filepath, "wb") as File:
File.write(data)
File.close()
RetreiveImages()
path = 'C:/Users/Oggy/.spyder-py3/face_recog/images'
imgList = []
personNames = []
myList = os.listdir(path)
print(myList)
for cls in myList:
curImg = cv2.imread(f'{path}/{cls}')
imgList.append(curImg)
personNames.append(os.path.splitext(cls)[0])
def findEncodings(imgList):
encodeList = []
for img in imgList:
img = cv2.cvtColor(img, cv2.COLOR_BGR2RGB)
encode = face_recognition.face_encodings(img)[0]
encodeList.append(encode)
return encodeList
encodeListStoredImages = findEncodings(imgList)
cap = cv2.VideoCapture(0)
studentsPresent = []
while True:
success, img = cap.read()
imgwebcam = cv2.resize(img,(0,0),None,0.25,0.25)
imgwebcam = cv2.cvtColor(imgwebcam, cv2.COLOR_BGR2RGB)
facesInCurrFrame = face_recognition.face_locations(imgwebcam)
encodeCurrFrame = face_recognition.face_encodings(imgwebcam,facesInCurrFrame)
for encodeFace,faceLoc in zip(encodeCurrFrame,facesInCurrFrame):
matches = face_recognition.compare_faces(encodeListStoredImages, encodeFace)
faceDis = face_recognition.face_distance(encodeListStoredImages, encodeFace)
matchIndex = np.argmin(faceDis)
if matches[matchIndex]:
name = personNames[matchIndex].upper()
if name not in studentsPresent:
studentsPresent.append(name)
SQLStatement2 = "UPDATE attendance SET status=%s WHERE roll_no=%s"
val = ("P",name)
mycursor.execute(SQLStatement2,val)
mydb.commit()
y1,x2,y2,x1 = faceLoc
y1,x2,y2,x1 = y1*4,x2*4,y2*4,x1*4
cv2.rectangle(img,(x1,y1),(x2,y2),(0,255,0),2)
cv2.rectangle(img,(x1,y2-35),(x2,y2),(0,255,0),cv2.FILLED)
cv2.putText(img,name,(x1+6,y2-6),cv2.FONT_HERSHEY_COMPLEX,1,(255,255,255),2)
cv2.imshow('Webcam',img)
#cv2.waitKey(1)
if cv2.waitKey(20) & 0xFF == ord('q'):
break;
cap.release()
cv2.destroyAllWindows()
return render_template('list_of_student.html', studentsPresent=studentsPresent)
knownFaces = findEncodings(images)
print('Encoding complete')
cap = cv2.VideoCapture(0)
while True:
success, img = cap.read()
imgS = cv2.resize(img, (0, 0), None, 0.25, 0.25)
imgS = cv2.cvtColor(imgS, cv2.COLOR_BGR2RGB)
faceLoc = face_recognition.face_locations(imgS)
faceEncode = face_recognition.face_encodings(imgS, faceLoc)
for encoder, location in zip(faceEncode, faceLoc):
matches = face_recognition.compare_faces(knownFaces, encoder)
faceDis = face_recognition.face_distance(knownFaces, encoder)
print(faceDis)
matchIndex = np.argmin(faceDis)
if matches[matchIndex]:
name = students[matchIndex].upper()
print(name)
x1, x2, y1, y2 = location
x1, x2, y1, y2 = x1 * 4, x2 * 4, y1 * 4, y2 * 4
cv2.rectangle(img, (y2, x1), (x2, y1), (0, 255, 0), 2)
cv2.putText(img, name, (50, 50), cv2.FONT_HERSHEY_COMPLEX, 1,
(0, 255, 0), 2)
markAttendance(name)
cv2.imshow('Webcam', img)
cap = cv2.VideoCapture(0)
while (cap.isOpened()):
success, frame = cap.read()
frame_sm = cv2.resize(frame, (0, 0), None, 0.25, 0.25)
frame_sm = cv2.cvtColor(frame_sm, cv2.COLOR_BGR2RGB)
faces_locs = face_recognition.face_locations(frame_sm)
encodings = face_recognition.face_encodings(frame_sm, faces_locs)
for encoding, face in zip(encodings, faces_locs):
matches = face_recognition.compare_faces(encode_list,
encoding,
tolerance=0.5)
distance = face_recognition.face_distance(encode_list, encoding)
match_index = np.argmin(distance)
if matches[match_index]:
name = class_names[match_index].upper()
y1, x2, y2, x1 = face
y1, x2, y2, x1 = y1 * 4, x2 * 4, y2 * 4, x1 * 4
cv2.rectangle(frame, (x1, y1), (x2, y2), (0, 255, 0), 2)
cv2.rectangle(frame, (x1, y2 - 35), (x2, y2), (0, 255, 0),
cv2.FILLED)
cv2.putText(frame, name, (x1 + 6, y2 - 6),
cv2.FONT_HERSHEY_COMPLEX, 1, (255, 255, 255), 2)
cv2.imshow('Webcam', frame)
if cv2.waitKey(1) == ord('q'):
break
def post(self, event_id):
event = Event.query.get(event_id)
attendees = event.attendee
encodeList = []
nameList = []
ids = []
# print(attendees)
for attendee in attendees:
url = attendee.image
url_response = urllib.request.urlopen(url)
img_array = np.array(bytearray(url_response.read()),
dtype=np.uint8)
img = cv2.imdecode(img_array, -1)
encode = face_recognition.face_encodings(img)[0]
encodeList.append(encode)
nameList.append(attendee.name)
ids.append(attendee.id)
# print(encodeList)
data = request.get_json()
url = data["url"]
url_response = urllib.request.urlopen(url)
img_array = np.array(bytearray(url_response.read()), dtype=np.uint8)
img = cv2.imdecode(img_array, -1)
facesCurFrame = face_recognition.face_locations(img)
encodingsCurFrame = face_recognition.face_encodings(img, facesCurFrame)
name = ""
for encodeFace, faceLoc in zip(encodingsCurFrame, facesCurFrame):
matches = face_recognition.compare_faces(encodeList, encodeFace)
dist = face_recognition.face_distance(encodeList, encodeFace)
print(matches)
print(dist)
matchIndex = np.argmin(dist)
if matches[matchIndex]:
name = nameList[matchIndex].upper()
attendee_status = Status.query.filter_by(
event_id=event_id, attendee_id=ids[matchIndex]).first()
attendee_status.status = True
db.session.commit()
else:
name = "Unknown"
result = dict()
if name == "Unknown":
result["message"] = "Attendee not found in registered list"
result["name"] = "Unknown"
else:
result["message"] = "Attendee present in registered list"
result["name"] = name
del facesCurFrame
del encodingsCurFrame
del img
del img_array
del encodeList
del nameList
return result
imgs = cv2.resize(frame, (0, 0), None, 1.5,
1.5) #The image is enlarged 1.5 times
facesCurrFrame = face_recognition.face_locations(
imgs
) #the faces in the image are located and their 4 parameter location(top left and bottom right) is stored.
encCurrFrame = face_recognition.face_encodings(
imgs, facesCurrFrame) #their face encodings are obtained.
for encFace, faceLoc in zip(encCurrFrame, facesCurrFrame):
matches = face_recognition.compare_faces(
enclistKnown, encFace
) #gives a boolean array with True or False depending on whether matching faces are found or not
facedist = face_recognition.face_distance(
enclistKnown, encFace
) #this command finds the Euclidian distance for each comaprison face.
matchindex = np.argmin(
facedist) #the index of the minimum Euclidian distance is stored
if matches[matchindex]:
name = classnames[matchindex].upper() #capitalizing the names
print(name)
y1, x2, y2, x1 = faceLoc #gives location of the face in a rectangular area
imgs = cv2.rectangle(
imgs, (x1 - 5, y1 - 5), (x2 + 5, y2 + 5), (255, 0, 0),
2) #rectangle of required size is drawn around face
imgs = cv2.rectangle(
imgs, (x1 - 5, y2 - 10), (x2 + 5, y2 + 5), (255, 0, 0),
cv2.FILLED) #thick border under the rectangle to write the name
imgs = cv2.putText(
imgs, name, (x1 - 2, y2), cv2.FONT_HERSHEY_COMPLEX, 0.4,
def distance_statistics(self):
encodings = [face.encoding for face in self.faces]
distances = face_recognition.face_distance(encodings, self.encoding)
return min(distances), np.mean(distances), max(distances)
def get_face_distances_with_encoding(face_encoding, known_faces):
#matches = face_recognition.compare_faces(known_faces, face_encoding)
distances = face_recognition.face_distance(known_faces, face_encoding)
return distances
def analisar():
video_capture = cv2.VideoCapture(0)
# Initialize some variables
face_locations = []
face_encodings = []
face_names = []
process_this_frame = True
while True:
# Grab a single frame of video
ret, frame = video_capture.read()
# Resize frame of video to 1/4 size for faster face recognition processing
small_frame = cv2.resize(frame, (0, 0), fx=0.25, fy=0.25)
# Convert the image from BGR color (which OpenCV uses) to RGB color (which face_recognition uses)
rgb_small_frame = small_frame[:, :, ::-1]
# Only process every other frame of video to save time
if process_this_frame:
# Find all the faces and face encodings in the current frame of video
face_locations = face_recognition.face_locations(rgb_small_frame)
face_encodings = face_recognition.face_encodings(
rgb_small_frame, face_locations)
face_names = []
for face_encoding in face_encodings:
# See if the face is a match for the known face(s)
matches = face_recognition.compare_faces(
encodings, face_encoding)
name = "Desconhecido"
# # If a match was found in known_face_encodings, just use the first one.
# if True in matches:
# first_match_index = matches.index(True)
# name = known_face_names[first_match_index]
# Or instead, use the known face with the smallest distance to the new face
face_distances = face_recognition.face_distance(
encodings, face_encoding)
best_match_index = np.argmin(face_distances)
if matches[best_match_index]:
name = names[best_match_index]
face_names.append(name)
process_this_frame = not process_this_frame
# Display the results
for (top, right, bottom, left), name in zip(face_locations,
face_names):
# Scale back up face locations since the frame we detected in was scaled to 1/4 size
top *= 4
right *= 4
bottom *= 4
left *= 4
# Draw a box around the face
cv2.rectangle(frame, (left, top), (right, bottom), (0, 0, 255), 2)
# Draw a label with a name below the face
cv2.rectangle(frame, (left, bottom - 35), (right, bottom),
(0, 0, 255), cv2.FILLED)
font = cv2.FONT_HERSHEY_DUPLEX
cv2.putText(frame, name, (left + 6, bottom - 6), font, 1.0,
(255, 255, 255), 1)
for x in face_names:
return x
break
# Release handle to the webcam
video_capture.release()
def face(img, pathToFile, file_hash, current_time):
# connection to database
conn = psycopg2.connect(database='s14g09_IMDB_ColorPrediction', user='******', password="******", host='movie.cdnh3cwt5np2.us-east-1.rds.amazonaws.com', port='5432')
# connet to DB
cur = conn.cursor()
# get list of nconsts from DB
cur.execute('SELECT nconst from actors')
known_face_nconsts = cur.fetchall()
# get list of face encodings from DB, convert from json to list
cur.execute('SELECT face_encoding from actors')
db_face_encodings = cur.fetchall()
db_face_encodings = list(db_face_encodings)
# set up know face encodings array
known_face_encodings = []
# process all tuple face encodings from db
for i, face_encoding in enumerate(db_face_encodings):
# turn into properly formatted numpy array
face_encoding = list(face_encoding[0])
face_encoding = np.array(face_encoding)
# convert face_encoding to numpy array
face_encoding = np.array(face_encoding)
# add to known face encodings array
known_face_encodings.append(face_encoding)
# set image paths
origPath = os.path.join(path, f'og-fc-{file_hash}-{current_time}.jpg')
newPath = os.path.join(path, f'pr-fc-{file_hash}-{current_time}.jpg')
#scale down image for processing
image = cv2.imread(pathToFile, 0)
image = imutils.resize(image, height=1000)
# temporarily write image to disk
cv2.imwrite(origPath, image)
# load image
image = face_recognition.load_image_file(origPath)
# find faces, store number of faces
face_locations = face_recognition.face_locations(image)
num_faces = len(face_locations)
# create face encodings of each found faces
face_encodings = face_recognition.face_encodings(image, face_locations, num_jitters=2)
# set up identified actors array
identified_actors = []
# convert to PIL format image and init draw instance
pil_image = Image.fromarray(image)
draw = ImageDraw.Draw(pil_image)
# process each face found
for (top, right, bottom, left), face_encoding in zip(face_locations, face_encodings):
# dimensions
left -= 20
top -= 20
right += 20
bottom += 20
# find possible matches
matches = face_recognition.compare_faces(known_face_encodings, face_encoding, tolerance=0.5)
name = "Unknown"
# get euclidean distance for the face
face_distances = face_recognition.face_distance(known_face_encodings, face_encoding)
# find known face with smallest distance
best_match_index = np.argmin(face_distances)
if matches[best_match_index]:
# associate known face with nconst
nconst = known_face_nconsts[best_match_index][0]
# find actor ID via nconst and extract value
cur.execute("""SELECT name from actors WHERE nconst = '{}'""".format(nconst))
name = cur.fetchone()
name = name[0]
# add name to identiifed actors array
identified_actors.append(name)
# draw rectangle over face
draw.rectangle(((left, top), (right, bottom)), outline=(0, 0, 255))
# font size configuration
fontsize = 1
img_fraction = 0.10
# calculate font size
font = ImageFont.truetype("BarlowSemiCondensed-Medium.ttf", fontsize)
while font.getsize(name)[0] < img_fraction*pil_image.size[0]:
fontsize += 1
font = ImageFont.truetype("BarlowSemiCondensed-Medium.ttf", fontsize)
# Draw a label with a name below the face
text_width, text_height = draw.textsize(name, font=font)
draw.rectangle(((left, bottom - text_height - 10), (right, bottom)), fill=(0, 0, 255), outline=(0, 0, 255))
draw.text((left + 6, bottom - text_height - 10), name, fill=(255, 255, 255, 255), font=font)
# delete draw instance
del draw
# save image to disk
pil_image.save(newPath)
# return results in a dict
results = {'num_faces': num_faces, 'identified_actors': identified_actors,
'face_file': newPath.replace('static/', '')}
return results
def FaceRec():
# ImageFirebase.BringFromFirebase()
path = r'/Users/admin/VScode/Mini-Project-III-Python/Final-Code/ResFaceRecog/'
images = []
classNames = []
myList = os.listdir(path)
print(myList)
for cls in myList:
curImg = cv2.imread(f'{path}/{cls}')
images.append(curImg)
classNames.append(os.path.splitext(cls)[0])
print(classNames)
def compareFirebase():
print("Hello")
def findEncodings(images):
encodeList = []
for img in images:
img = cv2.cvtColor(img, cv2.COLOR_BGR2RGB)
encode = face_recognition.face_encodings(img)[0]
encodeList.append(encode)
return encodeList
# def MarkAttendance(name):
# with open(r'/Users/admin/VScode/Mini-Project-III-Python/FaceRecognition/Final/Previous/Attendance.csv', 'r+') as f:
# myDataList = f.readlines()
# nameList = []
# # print(myDataList)
# for line in myDataList:
# entry = line.split(',')
# nameList.append(entry[0])
# if name not in nameList:
# now = datetime.now()
# dateString = now.strftime('%H:%M:%S')
# f.writelines(f'\n{name},{dateString}')
encodeListKnown = findEncodings(images)
print('Encoding Complete')
cap = cv2.VideoCapture(0)
flag = True
while True:
while flag == True:
success, img = cap.read()
imgS = cv2.resize(img, (0, 0), None, 0.25, 0.25)
imgS = cv2.cvtColor(imgS, cv2.COLOR_BGR2RGB)
facesCurFrame = face_recognition.face_locations(imgS)
encodingsCurFrame = face_recognition.face_encodings(
imgS, facesCurFrame)
for encodeFace, faceLoc in zip(encodingsCurFrame, facesCurFrame):
matches = face_recognition.compare_faces(
encodeListKnown, encodeFace)
FaceDist = face_recognition.face_distance(
encodeListKnown, encodeFace)
# print(FaceDist)
matchIndex = np.argmin(FaceDist)
if matches[matchIndex]:
name = classNames[matchIndex].upper()
# print(name)
flag = False
y1, x2, y2, x1 = faceLoc
y1, x2, y2, x1 = y1 * 4, x2 * 4, y2 * 4, x1 * 4
cv2.rectangle(img, (x1, y1), (x2, y2), (0, 255, 0), 2)
cv2.rectangle(img, (x1, y2 - 35), (x2, y2), (0, 255, 0),
cv2.FILLED)
cv2.putText(img, name, (x1 + 6, y2 - 6),
cv2.FONT_HERSHEY_COMPLEX, 1, (255, 255, 255),
2)
print("Welcome to MITSOE " + name)
# MarkAttendance(name)
cv2.imshow('Webcam', img)
cv2.waitKey(1)
# flag = 1
if flag == False:
break
# testguirandom.finalScreen()
return name
# Here we wil have the input face features
with open("featuresOfTrainingImages.txt",
"rb") as fp: # Unpickling
featuresOfTrainingImages = pickle.load(fp)
with open("imgNames.txt", "rb") as fp:
imgNames = pickle.load(fp)
with open("images.txt", "rb") as fp:
images = pickle.load(fp)
# matching the input feature with the loaded images features.
attendance = []
for encodeInput, facesOfInput in zip(inputFeatures,
faceLocation):
# we don't require matches we take distance as first preference for accuracy.
# matchs = face_recognition.compare_faces(featuresOfTrainingImages, encodeInput, tolerance=0.3)
# print(encodeInput)
faceDistance = face_recognition.face_distance(
featuresOfTrainingImages, encodeInput)
print(imgNames, "names")
print(faceDistance, "facedistance")
index = np.argmin(faceDistance)
print(imgNames[index])
if imgNames not in attendance:
attendance.append(imgNames[index])
# cv2.imwrite(os.path.join(finalPath, 'InputImage.jpg'), imgInput)
#
# for i in range(len(faceDistance)):
# if faceDistance[i] == faceDistance[index]:
# print(imgNames[i])
# for i in range(len(matchs)):
# if matchs[i]:
# print(i, matchs[i])
print('Encoding Complete')
cap = cv2.VideoCapture(0)
while True:
success, img = cap.read()
# img = captureScreen()
imgS = cv2.resize(img, (0, 0), None, 0.25, 0.25)
imgS = cv2.cvtColor(imgS, cv2.COLOR_BGR2RGB)
facesCurFrame = face_recognition.face_locations(imgS)
encodesCurFrame = face_recognition.face_encodings(imgS, facesCurFrame)
for encodeFace, faceLoc in zip(encodesCurFrame, facesCurFrame):
matches = face_recognition.compare_faces(encodeListKnown, encodeFace)
faceDis = face_recognition.face_distance(encodeListKnown, encodeFace)
# print(faceDis)
matchIndex = np.argmin(faceDis)
if matches[matchIndex]:
name = classNames[matchIndex].upper()
# print(name)
y1, x2, y2, x1 = faceLoc
y1, x2, y2, x1 = y1 * 4, x2 * 4, y2 * 4, x1 * 4
cv2.rectangle(img, (x1, y1), (x2, y2), (0, 255, 0), 2)
cv2.rectangle(img, (x1, y2 - 35), (x2, y2), (0, 255, 0),
cv2.FILLED)
cv2.putText(img, name, (x1 + 6, y2 - 6), cv2.FONT_HERSHEY_COMPLEX,
1, (255, 255, 255), 2)
markAttendance(name)
def film():
# Get a reference to webcam #0 (the default one)
video_capture = cv2.VideoCapture(0)
# Load a sample picture and learn how to recognize it.
known_face_encodings = []
known_face_names = []
for person in query_all():
path = "static/known_people/" + person.picture
known_face_encodings.append(
face_recognition.face_encodings(
face_recognition.load_image_file(path))[0])
known_face_names.append(person.name)
# Initialize some variables
face_locations = []
face_encodings = []
face_names = []
process_this_frame = True
while True:
# Grab a single frame of video
ret, frame = video_capture.read()
# Resize frame of video to 1/4 size for faster face recognition processing
small_frame = cv2.resize(frame, (0, 0), fx=0.25, fy=0.25)
# Convert the image from BGR color (which OpenCV uses) to RGB color (which face_recognition uses)
rgb_small_frame = small_frame[:, :, ::-1]
# Only process every other frame of video to save time
if process_this_frame:
# Find all the faces and face encodings in the current frame of video
face_locations = face_recognition.face_locations(rgb_small_frame)
face_encodings = face_recognition.face_encodings(
rgb_small_frame, face_locations)
face_names = []
for face_encoding in face_encodings:
# See if the face is a match for the known face(s)
matches = face_recognition.compare_faces(
known_face_encodings, face_encoding)
name = "Unknown"
# # If a match was found in known_face_encodings, just use the first one.
# if True in matches:
# first_match_index = matches.index(True)
# name = known_face_names[first_match_index]
# Or instead, use the known face with the smallest distance to the new face
face_distances = face_recognition.face_distance(
known_face_encodings, face_encoding)
best_match_index = np.argmin(face_distances)
if matches[best_match_index]:
name = known_face_names[best_match_index]
face_names.append(name)
process_this_frame = not process_this_frame
# Display the results
for (top, right, bottom, left), name in zip(face_locations,
face_names):
# Scale back up face locations since the frame we detected in was scaled to 1/4 size
top *= 4
right *= 4
bottom *= 4
left *= 4
# Draw a box around the face
cv2.rectangle(frame, (left, top), (right, bottom), (0, 0, 255), 2)
# Draw a label with a name below the face
cv2.rectangle(frame, (left, bottom - 35), (right, bottom),
(0, 0, 255), cv2.FILLED)
font = cv2.FONT_HERSHEY_DUPLEX
cv2.putText(frame, name, (left + 6, bottom - 6), font, 1.0,
(255, 255, 255), 1)
# Display the resulting image
cv2.imshow('Video', frame)
# Hit 'q' on the keyboard to quit!
if cv2.waitKey(1) & 0xFF == ord('q'):
break
# Release handle to the webcam
video_capture.release()
cv2.destroyAllWindows()
dtstring = now.strftime('%H:%M:%S')
f.writelines(f'\n{name},{dtstring}')
cap = cv2.VideoCapture(0)
while True:
success, img = cap.read()
imgS = cv2.resize(img, (0, 0), None, 0.25, 0.25)
imgS = cv2.cvtColor(imgS, cv2.COLOR_BGR2RGB)
facesCurFrame = fr.face_locations(imgS)
encodeCurFrame = fr.face_encodings(imgS, facesCurFrame)
for encodeface, faceLoc in zip(encodeCurFrame, facesCurFrame):
matches = fr.compare_faces(encodelistknown, encodeface)
faceDis = fr.face_distance(encodelistknown, encodeface)
#print(faceDis)
matchIndex = np.argmin(faceDis)
if matches[matchIndex]:
name = classnames[matchIndex].upper()
#print(name)
y1, x2, y2, x1 = faceLoc
y1, x2, y2, x1 = y1 * 4, x2 * 4, y2 * 4, x1 * 4
cv2.rectangle(img, (x1, y1), (x2, y2), (0, 255, 0), 2)
cv2.rectangle(img, (x1, y2 - 35), (x2, y2), (0, 255, 0),
cv2.FILLED)
cv2.putText(img, name, (x1 + 6, y2 - 6), cv2.FONT_HERSHEY_COMPLEX,
1, (255, 255, 255), 2)
markAttendance(name)
import cv2
import numpy as np
import face_recognition
img_abu = face_recognition.load_image('images/abubakar.jpg')
img_abu = cv2.cvtColor(img_abu, cv2.COLOR_BGR2RGB)
img_test = face_recognition.load_image('images/abubakar_test.jpg')
img_test = cv2.cvtColor(img_test, cv2.COLOR_BGR2RGB)
face_location = face_recognition.face_location(img_abu)
encode_abu = face_recognition.face_encodings(img_abu)[0]
cv2.rectangle(img_abu, (face_location[3], face_location[0]), (face_location[1], face_location[2]), (255, 0, 255, 0), 2)
face_location_test = face_recognition.face_location(img_test)
encode_test = face_recognition.face_encodings(img_test)[0]
cv2.rectangle(img_abu, (face_location_test[3], face_location_test[0]), (face_location_test[1], face_location_test[2]), (255, 0, 255, 0), 2)
results = face_recognition.compare_faces([encode_abu], encode_test)
face_dis = face_recognition.face_distance([encode_abu], encode_test)
print(results, face_dis)
cv2.putText(img_test, f'{results} {round(face_dis[0], 2)}', (50, 50), cv2.FONT_HERSHEY_COMPLEX, 1, (0,0,255), 2)
cv2.imshow('Abubakar', img_abu)
cv2.imshow('Abubakar', img_test)
cv2.waitKey(0)
def gen_frames():
process_this_frame = True
while True:
# Pega um único quadro do video
ret, frame = video_capture.read()
# Redimensiona o quadro para 1/4 para um processamento mais rápido
small_frame = cv2.resize(frame, (0, 0), fx=0.25, fy=0.25)
# Converte a imagem de BGR (do OpenCV) para cor RGB (usada pelo face_recognition)
rgb_small_frame = small_frame[:, :, ::-1]
# Processa quadros alternados para economizar tempo
if process_this_frame:
# Encontra todos os rostos no quadro
face_locations = face_recognition.face_locations(rgb_small_frame)
face_encodings = face_recognition.face_encodings(
rgb_small_frame, face_locations)
face_names = []
for face_encoding in face_encodings:
# Comparando o rosto com os rostos conhecidos
matches = face_recognition.compare_faces(
known_face_encodings, face_encoding)
name = "Desconhecido"
# Usando o rosto conehcido que tem a menor distância para o novo
face_distances = face_recognition.face_distance(
known_face_encodings, face_encoding)
best_match_index = np.argmin(face_distances)
if matches[best_match_index]:
name = users_analyse[best_match_index]
face_names.append(name)
process_this_frame = not process_this_frame
# Exibe o resultado
for (top, right, bottom, left), name in zip(face_locations,
face_names):
# Dimensiona os locais dos rostos
top *= 4
right *= 4
bottom *= 4
left *= 4
# Desenha uma caixa ao redor do rosto
cv2.rectangle(frame, (left, top), (right, bottom), (0, 0, 255), 2)
# Coloca o nome do cliente reconhecido
cv2.rectangle(frame, (left, bottom - 35), (right, bottom),
(0, 0, 255), cv2.FILLED)
font = cv2.FONT_HERSHEY_DUPLEX
cv2.putText(frame, name, (left + 6, bottom - 6), font, 1.0,
(255, 255, 255), 1)
ret, buffer = cv2.imencode('.jpg', frame)
frame = buffer.tobytes()
yield (b'--frame\r\n'
b'Content-Type: image/jpeg\r\n\r\n' + frame + b'\r\n')
# positive matches at the risk of more false negatives.
# Note: This isn't exactly the same as a "percent match". The scale isn't linear. But you can assume that images with a
# smaller distance are more similar to each other than ones with a larger distance.
# Load some images to compare against
known_obama_image = face_recognition.load_image_file("obama.jpg")
known_biden_image = face_recognition.load_image_file("biden.jpg")
# Get the face encodings for the known images
obama_face_encoding = face_recognition.face_encodings(known_obama_image)[0]
biden_face_encoding = face_recognition.face_encodings(known_biden_image)[0]
known_encodings = [
obama_face_encoding,
biden_face_encoding
]
# Load a test image and get encondings for it
image_to_test = face_recognition.load_image_file("obama2.jpg")
image_to_test_encoding = face_recognition.face_encodings(image_to_test)[0]
# See how far apart the test image is from the known faces
face_distances = face_recognition.face_distance(known_encodings, image_to_test_encoding)
for i, face_distance in enumerate(face_distances):
print("The test image has a distance of {:.2} from known image #{}".format(face_distance, i))
print("- With a normal cutoff of 0.6, would the test image match the known image? {}".format(face_distance < 0.6))
print("- With a very strict cutoff of 0.5, would the test image match the known image? {}".format(face_distance < 0.5))
print()
def verify(request):
path = f'media/profile_images'
images = []
class_names = []
name = ''
my_list = os.listdir(path)
print(my_list)
for cls in my_list:
current_image = cv2.imread(f'{path}/{cls}')
images.append(current_image)
class_names.append(cls.rsplit('.', 4)[0])
# print(images)
print(class_names)
def find_encodings(images):
encode_list = []
for img in images:
img = cv2.cvtColor(img, cv2.COLOR_BGR2RGB)
encode = face_recognition.face_encodings(img)[0]
encode_list.append(encode)
return encode_list
def get_current_user(name=None):
if name == None:
attend_status_fail = True
sys_status = 'Attendance not Captured. Try Again!!'
context = {'attend_status_fail':attend_status_fail,'sys_status':sys_status,}
return context
else:
attend_status_success = True
sys_status = 'Attendance Captured.'
user_profile = User.objects.filter(username=f'{name.lower()}')
for user in user_profile:
first_name = user.first_name
last_name = user.last_name
status = user.profile.status
attendance_time = user.profile.attendance_time
lateness = user.profile.lateness_ago
context = {
'attend_status_success':attend_status_success,
'sys_status':sys_status,
'first_name':first_name,
'last_name':last_name,
'status':status,
'attendance_time':attendance_time,
'lateness':lateness,
}
return context
def add_attendance(user_id, fullname, email, designation, status, late=False, lateness=None):
attendance = Attendance.objects.create(
user_id = user_id,
fullname = fullname,
email = email,
designation = designation,
status = status,
late = late,
lateness = lateness,
)
attendance.save()
print("Attendance recorded!!!")
def mark_attendance(name):
print(f'\n Taking Attendance for {name} !!')
current_date_and_time = datetime.datetime.now()
print('Now :', current_date_and_time)
added_time = datetime.timedelta(minutes=1)
new_time_line = current_date_and_time + added_time
print ('New Time :', new_time_line)
# get current user details before marking attendance
user_profile = User.objects.filter(username=f'{name.lower()}')
for user in user_profile:
user_id = user.id
fullname = user.last_name + " " + user.first_name
email = user.email
designation = user.designation.title
lateness_benchmark_time = datetime.datetime.strptime(user.designation.lateness_benchmark, '%H:%M:%S').time()
lateness_benchmark = datetime.datetime.combine(datetime.datetime.now(), lateness_benchmark_time)
# status = user.profile.status
# attendance_time = user.profile.attendance_time
ban_time = user.profile.ban_time
my_profile = Profile.objects.filter(username=f'{name.lower()}')
for p in my_profile:
status = p.status
ban_time = p.ban_time
if status == 'Signed Out':
if ban_time == None or current_date_and_time > ban_time:
print()
if current_date_and_time > lateness_benchmark:
late = True
lateness_ago = timeago.format(lateness_benchmark, current_date_and_time)
late_duration = lateness_ago.rsplit(' ', 3)[0]
late_duration_2 = lateness_ago.rsplit(' ', 3)[1]
lateness = late_duration + ' ' + late_duration_2
print(f"You are late ooo..You passed you lateness benchmark {lateness_ago}.")
my_profile.update(status='Signed In', ban_time=new_time_line, attendance_time=current_date_and_time, lateness_ago=lateness_ago)
add_attendance(user_id, fullname, email, designation, "Signed In", late, lateness)
if current_date_and_time < lateness_benchmark:
late = False
my_profile.update(status='Signed In', ban_time=new_time_line, attendance_time=current_date_and_time, lateness_ago=None)
add_attendance(user_id, fullname, email, designation, "Signed In")
elif status == 'Signed In':
if current_date_and_time > ban_time:
my_profile.update(status='Signed Out', ban_time=new_time_line, attendance_time=current_date_and_time, lateness_ago=None)
add_attendance(user_id, fullname, email, designation, "Signed Out")
# get current user details after marking attendance
print(f'Currently {status} with ban time at {ban_time}')
encode_list_known = find_encodings(images)
print('Encoding Complete')
cap = cv2.VideoCapture(0)
while True:
success, image = cap.read()
image_small = cv2.resize(image, (0,0), None, 0.25, 0.265)
image_small = cv2.cvtColor(image_small, cv2.COLOR_BGR2RGB)
faces_in_current_frame = face_recognition.face_locations(image_small)
encodings_of_current_frame = face_recognition.face_encodings(image_small, faces_in_current_frame)
for encode_face, face_loc in zip(encodings_of_current_frame, faces_in_current_frame):
matches = face_recognition.compare_faces(encode_list_known, encode_face, tolerance=0.49)
face_dist = face_recognition.face_distance(encode_list_known, encode_face)
print(face_dist)
match_index = np.argmin(face_dist)
if matches[match_index]:
name = class_names[match_index].upper()
time = datetime.datetime.now()
print(name)
details = name + " - " + str(time)
y1, x2, y2, x1 = face_loc
y1, x2, y2, x1 = y1*4, x2*4, y2*4, x1*4
cv2.rectangle(image, (x1,y1), (x2,y2), (0,255,0),2)
cv2.rectangle(image, (x1,y2-35), (x2,y2), (0,255,0), cv2.FILLED)
cv2.putText(image, details, (x1+6, y2-6), cv2.FONT_HERSHEY_COMPLEX, 0.7, (255,255,255), 2)
mark_attendance(name)
elif not matches[match_index]:
name = "Unknown"
# print(name)
y1, x2, y2, x1 = face_loc
y1, x2, y2, x1 = y1*4, x2*4, y2*4, x1*4
cv2.rectangle(image, (x1,y1), (x2,y2), (0,0,255),2)
cv2.rectangle(image, (x1,y2-35), (x2,y2), (0,0,255), cv2.FILLED)
cv2.putText(image, name, (x1+6, y2-6), cv2.FONT_HERSHEY_COMPLEX, 1, (255,255,255), 2)
cv2.imshow('Attendance Cam', image)
key = cv2.waitKey(1)
if key == 13:
break
# Release handle to the webcam
cap.release()
cv2.destroyAllWindows()
if name == 'Unknown' or name =='':
context = get_current_user()
else:
context = get_current_user(name.lower())
return render(request, 'index.html', context)
def attendance(semester, branch):
try:
loc = os.path.join("./students",branch+"_"+semester+".pkl")
students = np.array(pickle.load(open(loc, "rb")))
except:
print "Unable to load student image details."
print "Please make sure that it exists in students folder."
return set()
student_encodings = []
for student in students:
student_encodings.append(student[0])
face_locations = []
cap = cv2.VideoCapture(0)
present = []
while(1):
ret,frame = cap.read()
frame = cv2.flip(frame,1)
frame = cv2.copyMakeBorder(frame,0,0,150,0,cv2.BORDER_CONSTANT,value=[0,0,0])
small_frame = cv2.resize(frame, (0,0), fx=1, fy=1)
faces = []
face_locations = face_recognition.face_locations(small_frame)
face_encodings = face_recognition.face_encodings(small_frame, face_locations)
for face_en in face_encodings:
distances = face_recognition.face_distance(student_encodings,face_en)
index, difference = min(enumerate(distances), key=operator.itemgetter(1))
if(difference<=0.5):
faces.append(students[index][1])
present.append(students[index][1])
else:
faces.append("Unknown")
if(len(faces)>0):
for (top,right,bottom,left),regno in zip(face_locations, faces):
top = top
right = right
bottom = bottom
left = left
color = (0,0,255)
if (regno!="Unknown"):
color = (0,255,0)
cv2.rectangle(frame, (left,top) , (right,bottom) , color, 2)
y=20
font = cv2.FONT_HERSHEY_COMPLEX
for regno in faces:
if regno!="Unknown":
cv2.putText(frame, regno, (20,y), font, 0.5, (255, 255, 255), 1)
y = y+20
cv2.imshow('FRAS',frame)
if cv2.waitKey(1) & 0xFF == ord('q'):
break
cap.release()
cv2.destroyAllWindows()
return set(present)
def check(self, detected_face):
encodings = face_recognition.face_encodings(detected_face.image)[0] # we could use detected landmarks, but I did not manage to do so
score = face_recognition.face_distance([self.encoding], encodings)
print(score)
return score <= self.threshold
def face_detect():
myList = os.listdir(path)
print(myList)
for cls in myList:
curImg = cv2.imread(f'{path}/{cls}')
images.append(curImg)
classNames.append(os.path.splitext(cls)[0])
print(classNames)
def findEncodings(images):
encodeList = []
for img in images:
img = cv2.cvtColor(img, cv2.COLOR_BGR2RGB)
encode = face_recognition.face_encodings(img)[0]
encodeList.append(encode)
return encodeList
def markAttendance(name):
with open("Attendance.csv", "r+") as f:
myDataList = f.readlines()
nameList = []
for line in myDataList:
entry = line.split(',')
nameList.append(entry[0])
if name not in nameList:
now = datetime.now()
dtString = now.strftime("%H:%M:%S")
f.writelines(f'\n{name}, {dtString}')
encodeListKnown = findEncodings(images)
print("Декодирование закончено")
while True:
success, img = cap.read()
imgS = cv2.resize(img, (0, 0), None, 0.25, 0.25)
imgS = cv2.cvtColor(imgS, cv2.COLOR_BGR2RGB)
facesCurFrame = face_recognition.face_locations(imgS)
encodeCurFrame = face_recognition.face_encodings(imgS, facesCurFrame)
for encodeFace, faceLoc in zip(encodeCurFrame, facesCurFrame):
matches = face_recognition.compare_faces(encodeListKnown,
encodeFace)
faceDis = face_recognition.face_distance(encodeListKnown,
encodeFace)
#print(faceDis)
matchIndex = np.argmin(faceDis)
name = 'Unknown'
if matches[matchIndex]:
name = classNames[matchIndex]
y1, x2, y2, x1 = faceLoc
y1, x2, y2, x1 = y1 * 4, x2 * 4, y2 * 4, x1 * 4
cv2.rectangle(img, (x1, y1), (x2, y2), (0, 0, 0), 3)
cv2.rectangle(img, (x1, y2 - 35), (x2, y2), (0, 0, 0),
cv2.FILLED)
font_path = 'Fonts/Roboto-Regular.ttf'
font = ImageFont.truetype(font_path, 32)
img_pil = Image.fromarray(img)
b, g, r, a = 255, 255, 255, 0
draw = ImageDraw.Draw(img_pil)
draw.text((x1 + 6, y2 - 35),
str(name),
font=font,
fill=(b, g, r, a))
frame = np.array(img_pil)
markAttendance(name)
else:
filename = 'KnownFaces/face.jpg'
cv2.imwrite(filename, img)
print("Лицо сохранено")
find_clone(filename)
cv2.imshow("WebCam", frame)
cv2.waitKey(1)
face_names = []
current_face_genders = []
screen_face_locations = []
for i in range(len(face_locations)):
face_encoding = face_encodings[i]
face_location = face_locations[i]
# See if the face is a match for the known face(s)
match = face_recognition.compare_faces(known_faces, face_encoding,tolerance = 0.6)
indices_match = np.where(match)[0]
if len([x for x in indices_match if x <=3]) > 1:
index_match = [np.argmin(face_recognition.face_distance(known_faces, face_encoding)[:3])]
else:
index_match = indices_match
name,unknown_face_num,known_faces,know_faces_names,get_moreface = noFaceMatched(text,unknown_face_num,known_faces,know_faces_names,face_encoding,get_moreface)
cropFace,saveFName = saveFaceImg(face_location,name,frame,newpath)
current_face_genders,known_face_genders,unknown_face_num,know_faces_names,known_faces = estReadNewImg(saveFName,model,known_face_genders,current_face_genders,unknown_face_num,known_faces,know_faces_names)
face_names.append(name)
screen_face_locations.append(face_location)
#print(face_location,name)
#print (time.time() - start)
last_face_num = len(face_locations)
def get_result(face_encodings_known_ndarray, face_names_known_ndarray, picture=None):
"""
通过人脸识别算法，获取识别到的人脸，返回人名
@param picture: 被识别图片路径
@param face_encodings_known_ndarray: 人脸编码库矩阵
@param face_names_known_ndarray: 人脸名库矩阵
@return: name_list
"""
# 识别到的名字列表
name_list = []
# 识别到的人脸
face_names = []
# 人脸位置
face_locations = []
# 该视频帧状态
process_this_frame = True
# 调用摄像头来识别人脸
video_capture = cv2.VideoCapture(0)
# 获取目标图片
# picture = cv2.imread(picture)
while True:
# 抓取一帧视频
ret, frame = video_capture.read()
# 将图片设置为一帧
# frame = picture
# 将视频帧的大小调整为1/4以加快人脸识别处理
small_frame = cv2.resize(frame, (0, 0), fx=0.25, fy=0.25)
# 将图像从BGR颜色（OpenCV使用）转换为RGB颜色（人脸识别使用）
rgb_small_frame = small_frame[:, :, ::-1]
# 仅每隔一帧处理一次视频以节省时间
# 查找当前视频帧中的所有人脸位置和人脸编码
face_locations = face_recognition.face_locations(rgb_small_frame)
face_encodings = face_recognition.face_encodings(rgb_small_frame, face_locations)
if process_this_frame:
for k in face_encodings:
# 设置默认名
name = "Unknown"
# 查看该人脸是否与已知人脸匹配
matches = face_recognition.compare_faces(face_encodings_known_ndarray, k)
# 如果在已知的面编码中找到匹配项，请使用第一个
# if True in matches:
# first_match_index = matches.index(True)
# name = known_face_names[first_match_index]
# 或者，使用与新人脸的距离最小的已知人脸
face_distances = face_recognition.face_distance(face_encodings_known_ndarray, k)
best_match_index = np.argmin(face_distances)
if matches[best_match_index]:
name = face_names_known_ndarray[best_match_index]
face_names.append(name)
process_this_frame = not process_this_frame
# 展示结果
for (top, right, bottom, left), name in zip(face_locations, face_names):
# 由于我们在检测过程中帧被缩放到1/4大小，因此放大备份面位置
top *= 4
right *= 4
bottom *= 4
left *= 4
# 在脸上画一个方框
cv2.rectangle(frame, (left, top), (right, bottom), (0, 0, 255), 2)
# 在人脸下画一个有名字的标签
cv2.rectangle(frame, (left, bottom - 35), (right, bottom), (0, 0, 255), cv2.FILLED)
font = cv2.FONT_HERSHEY_DUPLEX
cv2.putText(frame, name, (left + 6, bottom - 6), font, 1.0, (255, 255, 255), 1)
# 显示结果图像
cv2.namedWindow('Picture', 0)
cv2.imshow('Picture', frame)
# 按键盘上的“q”键退出
if cv2.waitKey(1) & 0xFF == ord('q'):
break
for k in face_names:
if k not in name_list:
if k is not "Unknown":
name_list.append(k)
# 释放摄像头
video_capture.release()
cv2.destroyAllWindows()
return name_list
def recognize():
video_capture = cv2.VideoCapture(0)
df = pd.read_csv("StudentDetails.csv")
# Load a sample picture and learn how to recognize it.
for student in df.index:
sname = str(df['Name'][student])
imagerollNo = str(df['rollNo'][student])
imageName = sname + "_" + imagerollNo
image = sname + "image"
known_face_names.append(sname)
encodingname = sname + "_face_encoding"
image = face_recognition.load_image_file("Students\\" + imageName +
".jpg")
encodingname = face_recognition.face_encodings(image)[0]
known_face_encodings.append(encodingname)
# Initialize some variables
face_locations = []
face_encodings = []
face_names = []
df = pd.read_csv("StudentDetails.csv")
df.set_index('Name', inplace=True)
col_names = ['rollNo', 'Name', 'Date', 'Time']
attendance = pd.DataFrame(columns=col_names)
process_this_frame = True
while True:
# Grab a single frame of video
ret, frame = video_capture.read()
# Resize frame of video to 1/4 size for faster face recognition processing
small_frame = cv2.resize(frame, (0, 0), fx=0.25, fy=0.25)
# Convert the image from BGR color (which OpenCV uses) to RGB color (which face_recognition uses)
rgb_small_frame = small_frame[:, :, ::-1]
# Only process every other frame of video to save time
if process_this_frame:
# Find all the faces and face encodings in the current frame of video
face_locations = face_recognition.face_locations(
rgb_small_frame, number_of_times_to_upsample=1, model='hog')
face_encodings = face_recognition.face_encodings(
rgb_small_frame, face_locations)
face_names = []
for face_encoding in face_encodings:
# See if the face is a match for the known face(s)
matches = face_recognition.compare_faces(
known_face_encodings, face_encoding, 0.7)
name = "Unknown"
# # If a match was found in known_face_encodings, just use the first one.
# if True in matches:
# first_match_index = matches.index(True)
# name = known_face_names[first_match_index]
# Or instead, use the known face with the smallest distance to the new face
face_distances = face_recognition.face_distance(
known_face_encodings, face_encoding)
best_match_index = np.argmin(face_distances)
if matches[best_match_index]:
name = known_face_names[best_match_index]
print(name)
# if int(name) in range(1,61):
# sheet.cell(row=int(name), column=int(today)).value = "Present"
# else:
# pass
ts = time.time()
date = datetime.datetime.fromtimestamp(ts).strftime(
'%Y-%m-%d')
timeStamp = datetime.datetime.fromtimestamp(ts).strftime(
'%H:%M:%S')
print(df.loc[name])
# aa=df.loc[df['rollNo'] == rollNo]['Name'].values
# print(aa)
# tt=str(rollNo)+"-"+aa
# attendance.loc[len(attendance)] = [rollNo,aa,date,timeStamp]
face_names.append(name)
attendance = attendance.drop_duplicates(subset=['rollNo'],
keep='first')
process_this_frame = not process_this_frame
# Display the results
for (top, right, bottom, left), name in zip(face_locations,
face_names):
# Scale back up face locations since the frame we detected in was scaled to 1/4 size
top *= 4
right *= 4
bottom *= 4
left *= 4
# Draw a box around the face
cv2.rectangle(frame, (left, top), (right, bottom), (0, 0, 255), 2)
# Draw a label with a name below the face
cv2.rectangle(frame, (left, bottom - 35), (right, bottom),
(0, 0, 255), cv2.FILLED)
font = cv2.FONT_HERSHEY_DUPLEX
cv2.putText(frame, name, (left + 6, bottom - 6), font, 1.0,
(255, 255, 255), 1)
# Display the resulting image
cv2.imshow('Video', frame)
# Save Woorksheet as present month
# book.save(str(month)+'.xlsx')
# Hit 'q' on the keyboard to quit!
if cv2.waitKey(1) & 0xFF == ord('q'):
break
# else:
# ts = time.time()
# date = datetime.datetime.fromtimestamp(ts).strftime('%Y-%m-%d')
# timeStamp = datetime.datetime.fromtimestamp(ts).strftime('%H:%M:%S')
# Hour,Minute,Second=timeStamp.split(":")
# fileName="Attendance\Attendance_"+date+"_"+Hour+"-"+Minute+"-"+Second+".csv"
# attendance.to_csv(fileName,index=False)
# res=attendance
# Release handle to the webcam
video_capture.release()
cv2.destroyAllWindows()
def face_rec():
global name
global condition
camSet = 'nvarguscamerasrc sensor-id=0 ! video/x-raw(memory:NVMM), width=3264, height=2464, framerate=21/1,format=NV12 ! nvvidconv flip-method=2 ! video/x-raw, width=800, height=600, format=BGRx ! videoconvert ! video/x-raw, format=BGR ! appsink'
video_capture = cv2.VideoCapture(camSet)
# Load a sample picture and learn how to recognize it.
ado_image = face_recognition.load_image_file("ado.jpg")
ado_face_encoding = face_recognition.face_encodings(ado_image)[0]
# Load a second sample picture and learn how to recognize it.
plo_image = face_recognition.load_image_file("plo.jpg")
plo_face_encoding = face_recognition.face_encodings(plo_image)[0]
# Load a third sample picture and learn how to recognize it.
md_image = face_recognition.load_image_file("md.jpg")
md_face_encoding = face_recognition.face_encodings(md_image)[0]
# Create arrays of known face encodings and their names
known_face_encodings = [
ado_face_encoding, plo_face_encoding, md_face_encoding
]
known_face_names = ["Alvin", "Paulos", "Watin"]
# Initialize some variables
face_locations = []
face_encodings = []
face_names = []
process_this_frame = True
condition = 0
while True:
# Grab a single frame of video
ret, frame = video_capture.read()
# Resize frame of video to 1/4 size for faster face recognition processing
small_frame = cv2.resize(frame, (0, 0), fx=0.25, fy=0.25)
# Convert the image from BGR color (which OpenCV uses) to RGB color (which face_recognition uses)
rgb_small_frame = small_frame[:, :, ::-1]
# Only process every other frame of video to save time
if process_this_frame:
# Find all the faces and face encodings in the current frame of video
face_locations = face_recognition.face_locations(rgb_small_frame)
face_encodings = face_recognition.face_encodings(
rgb_small_frame, face_locations)
face_names = []
for face_encoding in face_encodings:
# See if the face is a match for the known face(s)
matches = face_recognition.compare_faces(
known_face_encodings, face_encoding)
name = "Unknown"
condition = 0
# # If a match was found in known_face_encodings, just use the first one.
# if True in matches:
# first_match_index = matches.index(True)
# name = known_face_names[first_match_index]
# Or instead, use the known face with the smallest distance to the new face
face_distances = face_recognition.face_distance(
known_face_encodings, face_encoding)
best_match_index = np.argmin(face_distances)
if matches[best_match_index]:
name = known_face_names[best_match_index]
condition = 1234
face_names.append(name)
process_this_frame = not process_this_frame
# Display the results
for (top, right, bottom, left), name in zip(face_locations,
face_names):
# Scale back up face locations since the frame we detected in was scaled to 1/4 size
top *= 4
right *= 4
bottom *= 4
left *= 4
# Draw a box around the face
cv2.rectangle(frame, (left, top), (right, bottom), (0, 0, 255), 2)
# Draw a label with a name below the face
cv2.rectangle(frame, (left, bottom - 35), (right, bottom),
(0, 0, 255), cv2.FILLED)
font = cv2.FONT_HERSHEY_DUPLEX
cv2.putText(frame, name, (left + 6, bottom - 6), font, 1.0,
(255, 255, 255), 1)
# Display the resulting image
cv2.imshow('Video', frame)
# Hit 'q' on the keyboard to quit!
if cv2.waitKey(1) & 0xFF == ord('q'):
break
# Release handle to the webcam
video_capture.release()
cv2.destroyAllWindows()
# * Encoding the Faces
currentEncodeFaces = face_recognition.face_encodings(
frameRGB, currentFaceLocs)
# * Looping throw the all Faces in the frame for match
for currentFaceLoc, currentEncodeFace in zip(currentFaceLocs,
currentEncodeFaces):
# Creating a bounding box of the face
y, w, h, x = currentFaceLoc
cv2.rectangle(frame, (x, y), (w, h), (0, 255, 0), 2)
# Comparing the Image
match = face_recognition.compare_faces(trainEncodeList,
currentEncodeFace)
faceDis = face_recognition.face_distance(trainEncodeList,
currentEncodeFace)
# Finding the minimun distance position
pos = np.argmin(faceDis)
# Condition if true then print the class name or print 'Not Match'
if match[pos]:
cv2.putText(frame, str(classNames[pos]), (x, y - 10),
cv2.FONT_HERSHEY_SIMPLEX, .5, (255, 200, 0), 2)
else:
cv2.putText(frame, 'Not Match', (x, y - 10),
cv2.FONT_HERSHEY_SIMPLEX, .5, (50, 0, 250), 2)
# * Display
cv2.imshow('Output', frame)
# * Exit Pole: Press 'ESC' for exit
def get_frame(self):
# Grab a single frame of video
frame = self.camera.get_frame()
# Resize frame of video to 1/4 size for faster face recognition processing
small_frame = cv2.resize(frame, (0, 0), fx=0.25, fy=0.25)
# Convert the image from BGR color (which OpenCV uses) to RGB color (which face_recognition uses)
rgb_small_frame = small_frame[:, :, ::-1]
# Only process every other frame of video to save time
if self.process_this_frame:
# Find all the faces and face encodings in the current frame of video
self.face_locations = face_recognition.face_locations(
rgb_small_frame)
self.face_encodings = face_recognition.face_encodings(
rgb_small_frame, self.face_locations)
self.face_names = []
for face_encoding in self.face_encodings:
# See if the face is a match for the known face(s)
distances = face_recognition.face_distance(
self.known_face_encodings, face_encoding)
min_value = min(distances)
# tolerance: How much distance between faces to consider it a match. Lower is more strict.
# 0.6 is typical best performance.
name = "Unknown"
if min_value < 0.6:
index = np.argmin(distances)
name = self.known_face_names[index]
self.face_names.append(name)
self.process_this_frame = not self.process_this_frame
# Display the results
for (top, right, bottom, left), name in zip(self.face_locations,
self.face_names):
# Scale back up face locations since the frame we detected in was scaled to 1/4 size
top *= 4
right *= 4
bottom *= 4
left *= 4
# Draw a box around the face
cv2.rectangle(frame, (left, top), (right, bottom), (0, 0, 255), 2)
cv2.rectangle(frame, (left, bottom - 35), (right, bottom),
(0, 0, 255), cv2.FILLED)
font = cv2.FONT_HERSHEY_DUPLEX
cv2.putText(frame, name, (left + 6, bottom - 6), font, 1.0,
(255, 255, 255), 1)
#if name == 'Unknown': #unknown일 경우 해당 영역에 블러처리
# ksize = 60
# faceblur = frame[top:bottom, left:right]
# faceblur = cv2.blur(faceblur, (ksize, ksize))
# frame[top:bottom, left:right] = faceblur
# Draw a label with a name below the face
# name 인식 되면 사각처리해서 이름 새기기
#else:
# cv2.rectangle(frame, (left, bottom - 35), (right, bottom), (0, 0, 255), cv2.FILLED)
# font = cv2.FONT_HERSHEY_DUPLEX
# cv2.putText(frame, name, (left + 6, bottom - 6), font, 1.0, (255, 255, 255), 1)
return frame
ret,frame = cap.read()
frame = cv2.flip(frame,1)
frame = cv2.copyMakeBorder(frame,0,0,100,0,cv2.BORDER_CONSTANT,value=[0,0,0])
small_frame = cv2.resize(frame, (0,0), fx=0.25, fy=0.25)
#process_this_frame = True
faces = []
face_locations = face_recognition.face_locations(small_frame)
face_encodings = face_recognition.face_encodings(small_frame, face_locations)
for face_en in face_encodings:
distances = face_recognition.face_distance(student_encodings,face_en)
index, value = min(enumerate(distances), key=operator.itemgetter(1))
if(value<=0.47):
faces.append(students[index][1])
else:
faces.append("Unknown")
print len(face_encodings), len(faces)
if(len(faces)>0):
for (top,right,bottom,left),name in zip(face_locations, faces):
top = top*4
right = right*4
bottom = bottom*4
left = left*4
bohr_test = face_recognition.load_image_file('./img/faces/bohr2.JPG')
bohr_test = cv2.cvtColor(bohr_test, cv2.COLOR_BGR2RGB)
faceLocshin = face_recognition.face_locations(shin)[0]
encodeshin = face_recognition.face_encodings(shin)[0]
cv2.rectangle(shin, (faceLocshin[3], faceLocshin[0]),
(faceLocshin[1], faceLocshin[2]), (255, 0, 255), 2)
faceLocbohr = face_recognition.face_locations(bohr)[0]
encodebohr = face_recognition.face_encodings(bohr)[0]
cv2.rectangle(bohr, (faceLocbohr[3], faceLocbohr[0]),
(faceLocbohr[1], faceLocbohr[2]), (255, 0, 255), 2)
faceLoctest = face_recognition.face_locations(bohr_test)[0]
encodebohrtest = face_recognition.face_encodings(bohr_test)[0]
cv2.rectangle(bohr_test, (faceLoctest[3], faceLoctest[0]),
(faceLoctest[1], faceLoctest[2]), (255, 0, 255), 2)
results1 = face_recognition.compare_faces([encodebohr], encodebohrtest)
results2 = face_recognition.compare_faces([encodebohr], encodeshin)
faceDis1 = face_recognition.face_distance([encodebohr], encodebohrtest)
faceDis2 = face_recognition.face_distance([encodebohr], encodeshin)
print('보어 + 보어 테스트 : %s (%f%%)' % (results1, 1 - faceDis1))
print('보어 + 신해철 테스트 : %s (%f%%)' % (results2, 1 - faceDis2))
# cv2.imshow('shin', shin)
# cv2.imshow('bohr', bohr)
# cv2.waitKey(0)
