save an image in python as grayscale cv2
cv2.imwrite('data/dst/lena_opencv_red.jpg', im)save an image in python as grayscale cv2
cv2.imwrite('data/dst/lena_opencv_red.jpg', im)Image to grayscale using python
import numpy as np
import matplotlib.pyplot as plt
import matplotlib.image as mpimg
def rgb2gray(rgb):
return np.dot(rgb[...,:3], [0.299, 0.587, 0.144])
img = mpimg.imread('img.png')
gray = rgb2gray(img)
plt.imshow(gray, cmap='gray')
plt.savefig('greyscale.png')
plt.show()python image to grayscale
from PIL import Image
img = Image.open("image.jpg")
img.convert("L").save("result.jpg")Copyright © 2021 Codeinu
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