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  • OpenCV画图(画OpenCV的标志)

    import numpy as np
    import cv2
    
    img = np.ones((512, 512, 3), np.uint8)*255
    
    # 画椭圆
    # 图片 (圆心) (短轴长,长轴长),旋转角度,旋转角度,开口大小角度,(颜色),(线条粗细,-1为实心)
    cv2.ellipse(img, (255, 100), (65, 65), 125, 0, 290, (0, 0, 255), -1)
    cv2.circle(img, (255, 100), 30, (255, 255, 255), -1)
    
    cv2.ellipse(img, (180, 220), (65, 65), 16, 0, 290, (0, 255,0 ), -1)
    cv2.circle(img, (180, 220), 30, (255, 255, 255), -1)
    
    cv2.ellipse(img, (330, 220), (65, 65), 300, 0, 290, (255, 0,0 ), -1)
    cv2.circle(img, (330, 220), 30, (255, 255, 255), -1)
    
    font = cv2.FONT_HERSHEY_SIMPLEX
    cv2.putText(img, "OpenCV", (100, 400), font, 3, (0, 0, 0), 15, cv2.LINE_AA)
    
    cv2.imshow('study', img)
    cv2.waitKey(0)
    cv2.destroyAllWindows()

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  • 原文地址:https://www.cnblogs.com/caiyishuai/p/11141961.html
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