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cv2 assertion failed
“cv2 assertion failed” Code Answer
cv2 assertion failed
python by
Fancy Fly
on Jun 22 2020
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import cv cv2.CascadeClassifier('haarcascade_frontalface_default.xml') # try downloading the xml file again and make sure to put it in the same directory cap = cv2.Videocapture(0) # change this value to 1 or -1 or 0 based on your os cv2.imread('image')# check the spelling and make sure that the image is in the same directory
Python answers related to “cv2 assertion failed”
from .cv2 import * ImportError: /home/pi/.local/lib/python3.7/site-packages/cv2/cv2.cpython-37m-arm-linux-gnueabihf.so: undefined symbol: __atomic_fetch_add_8
global /tmp/pip-req-build-civioau0/opencv/modules/videoio/src/cap_v4l.cpp (587) autosetup_capture_mode_v4l2 VIDEOIO(V4L2:/dev/video0): device is busy
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