Python opencv cannot open camera

Describes the cause and action for error messages.


Error Message(English):
opencv cannot open camera

Resolution


関連リンク


Can't open webcan or video file with python3 and opencv ・ Issue ...
https://github.com/opencv/opencv/issues/8471

OpenCV VideoCapture Not Opening - Stack Overflow
https://stackoverflow.com/questions/24705101/opencv-videocapture-not-opening

opencv don't able to open camera
https://stackoverflow.com/questions/51615461/opencv-dont-able-to-open-camera

Opencv cannot access my webcam
https://stackoverflow.com/questions/14424325/opencv-cannot-access-my-webcam

Cannot open a video using opencv 3.1 and python 3.6
https://stackoverflow.com/questions/49473287/cannot-open-a-video-using-opencv-3-1-and-python-3-6

cv2.VideoCapture.open() always returns FALSE
https://stackoverflow.com/questions/21792909/cv2-videocapture-open-always-returns-false

VIDEOIO ERROR: V4L: can't open camera by index 0 - OpenCV Q&A ...
http://answers.opencv.org/question/199105/videoio-error-v4l-cant-open-camera-by-index-0/

Can't read camera feed - OpenCV Q&A Forum - OpenCV answers
http://answers.opencv.org/question/122249/cant-read-camera-feed/

OpenCV failing to open camera - OpenCV Q&A Forum - OpenCV answers
http://answers.opencv.org/question/72583/opencv-failing-to-open-camera/

Getting Started with Videos ? OpenCV-Python Tutorials 1 ...
http://opencv-python-tutroals.readthedocs.io/en/latest/py_tutorials/py_gui/py_video_display/py_video・・・



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