opencv2 python show

1    import numpy as np
2    import cv2
3    import matplotlib.pyplot as plt
4    %matplotlib inline # if you are running this code in jupyter notebook
5
6    img = cv2.imread('/path_to_image/opencv-logo.png',0) # reads image 'opencv-logo.png' as grayscale
7    plt.imshow(img, cmap='gray')

1
2img = cv2.imread('img.jpg')
3

1import numpy as np
2    import cv2
3    import matplotlib.pyplot as plt
4    %matplotlib inline # if you are running this code in jupyter notebook
5
6    img = cv2.imread('/path_to_image/opencv-logo.png',0) # reads image 'opencv-logo.png' as grayscale
7    plt.imshow(img, cmap='gray')