numpy.fliplr¶ numpy.fliplr (m) [source] ¶ Flip array in the left/right direction. Vertical Axis. OpenCV cv2.flip() Numpy np.fliplr() Import the packages. numpy.flip() function. Example 1: Flip Image w.r.t. Python’s Numpy module provides a function to flip the contents of numpy array along different axis i.e. Viewed 16k times 23. Get a vertically flipped image using numpy. The shape of the array is preserved, but the elements are reordered. The flip() function is used to reverse the order of elements in an array along the given axis. I'm currently using scipy.ndimage.rotate but it results in the image turning mostly white. Columns are preserved, but appear in a different order than before. numpy.flip¶ numpy.flip (m, axis) [source] ¶ Reverse the order of elements in an array along the given axis. I've got a Numpy 2d array that represents a grey-scale image and I need to rotate it 270 degrees. import cv2 import numpy as np I had a three images in a numpy array, each image with a resolution as shown here: images.shape (3, 200, 400, 3) Using Jupyter's %%timeit module: Numpy image - rotate matrix 270 degrees. I generate an image of random noise as shown below. Parameter: Parameters m array_like. Syntax: numpy.flip(m, axis=None) Version: 1.15.0. I want to rotate these images at 90 degrees. numpy.flip(arr, axis=None) Arguments: arr : Numpy array; axis : Axis along which it needs to flip / … To flip an image horizontally with numpy there is fliplr, illustration: import numpy as np import matplotlib.pyplot as plt import matplotlib.image as mpimg img = mpimg.imread('lena.png') img2 = np.fliplr(img) plt.imshow(img2) plt.savefig("lena_mirror_matplotlib.png", dpi=200) plt.show() In the following example, we pass PIL.Image.FLIP_LEFT_RIGHT as argument to the transpose method to flip the image vertically or flip left to right and right to left.. Python Program. By the operation of ndarray, you can get and set (change) pixel values, trim images, concatenate images, etc. Active 6 months ago. Flip the entries in each row in the left/right direction. Ask Question Asked 10 years, 8 months ago. In this blog article, I will explain how we can mirror or flip an image in Python. 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