code for screen capture tutorial (12)

Author: ibrahimokdadov

OpenCV3_Tutorials_12_Capturing_Screen_with_OpenCV_and_PILLOW_using_Python.py

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+import numpy as np
+import cv2
+from PIL import ImageGrab
+img = ImageGrab.grab(bbox=(100, 10, 200, 300)) #x, y, w, h
+img_np = np.array(img)
+frame = cv2.cvtColor(img_np, cv2.COLOR_BGR2GRAY)
+cv2.imshow("frame", frame)
+cv2.waitKey(0)
+cv2.destroyAllWindows()