スーパーメモ

進捗なし

pythonでopencvまとめ

インストール

2020/08/02現在で4.3.0

pip install opencv-python
>>python
Python 3.8.3 (tags/v3.8.3:6f8c832, May 13 2020, 22:20:19) [MSC v.1925 32 bit (Intel)] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> import cv2
>>> cv2.__version__
'4.3.0'
>>>

USBカメラから動画を取得

cap= cv2.VideoCapture(0)

while(True):
    ret, frame = cap.read()
    cv2.imshow('usb cam',frame)
    if cv2.waitKey(1) & 0xFF == ord('q'):
        break

cap.release()
cv2.destroyAllWindows()