Webcam cv2

import cv2

cap = cv2.VideoCapture(0)

# Check if the webcam is opened correctly
if not cap.isOpened():
    raise IOError("Cannot open webcam")

while True:
    ret, frame = cap.read()
    frame = cv2.resize(frame, None, fx=0.5, fy=0.5, interpolation=cv2.INTER_AREA)
    cv2.imshow('Input', frame)

    c = cv2.waitKey(1)
    if c == 27:
        break

cap.release()
cv2.destroyAllWindows()

Source: subscription.packtpub.com

Similar codes

2 votes161 views1 answer
Python get all methods of object
Python
12 votes164 views3 answers
Convert pandas dataframe to dict with a column as key
Python
0 vote243 views1 answer
Django auto increment field
Python Django
0 vote172 views1 answer
Pandas column string first n characters
Python
2 votes162 views1 answer
Python itertools.permutations use too much memory
Python
1 vote174 views1 answer
ModuleNotFoundError: No module named 'thread'
Python
12 votes171 views2 answers
Presskeys in python
Python
2 votes226 views2 answers
Count gabarit django
Python Django
0 vote178 views1 answer
Pandas bins pd.cut()
Python
0 vote214 views1 answer
Wexpect in python
Python