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- import cv2
- import numpy as np
- image = cv2.imread('images/input.jpg')
- height, width = image.shape[:2]
- # Divide by two to rototate the image around its centre
- rotation_matrix = cv2.getRotationMatrix2D((width/2, height/2), 90, .5)
- rotated_image = cv2.warpAffine(image, rotation_matrix, (width, height))
- cv2.imshow('Rotated Image', rotated_image)
- cv2.waitKey()
- cv2.destroyAllWindows()
- # Other Option to Rotate
- img = cv2.imread('images/input.jpg')
- rotated_image = cv2.transpose(img)
- cv2.imshow('Rotated Image - Method 2', rotated_image)
- cv2.waitKey()
- cv2.destroyAllWindows()
- # Let's now to a horizontal flip.
- flipped = cv2.flip(image, 1)
- cv2.imshow('Horizontal Flip', flipped)
- cv2.waitKey()
- cv2.destroyAllWindows()
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