Draw Lines ,text ,Rectangle and circle

lines_circle_text_rectange.py

    import cv2
    import numpy as np
    img = np.zeros((512,512)) # gray scale image (can check by shape also )
    # To add the color make it 3 channel
    img = np.zeros((512,512,3))
    #img[:]=255,0,0
    '''
    To Draw the line ,Rectange ,Circle and put text on images
    '''
    cv2.line(img,(0,0),(300,300),(0,255,0),3) # start point ,end point and thickness
    cv2.rectangle(img,(0,0),(250,350),(0,0,255),4) # start point ,end point and thickness(or can fill also fuly)
    cv2.circle(img,(400,50),30,(255,255,0),5) #center point,radius ,color and thickness
    cv2.putText(img,"OPENCV",(300,300),cv2.FONT_HERSHEY_DUPLEX,1,(0,255,0),3)
    cv2.imshow("Image", img)
    cv2.waitKey(0)