32 lines
756 B
Python
32 lines
756 B
Python
import cv2
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# read webcam
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webcam = cv2.VideoCapture(0)
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# visualize webcam
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while True:
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ret, frame = webcam.read()
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# Three vertices(tuples) of the triangle
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p1 = (0, 20)
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p2 = (640, 20)
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p3 = (320, 480)
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# Drawing the triangle with the help of lines
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# on the black window With given points
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# cv2.line is the inbuilt function in opencv library
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cv2.line(frame, p1, p2, (255, 0, 0), 3)
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cv2.line(frame, p2, p3, (255, 0, 0), 3)
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cv2.line(frame, p1, p3, (255, 0, 0), 3)
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cv2.putText(frame, 'Hello World', (240, 240), cv2.FONT_HERSHEY_SIMPLEX, 1, (255, 255, 0), 4)
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cv2.imshow('frame', frame)
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if cv2.waitKey(40) & 0xFF == ord('q'):
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break
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webcam.release()
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cv2.destroyAllWindows() |