我正在尝试通过转换像素值并使用此等式 X(new) = 0.5 * X(old)^2 来实现调光方法来调暗图像。我做了一些谷歌搜索,但未能成功。这是我的代码:
import math
from PIL import Image
import numpy as np
from skimage import color, io
import matplotlib.pyplot as plt
def load(image_path):
out = plt.imread(image_path)
out = out.astype(np.float64) / 255
return out
def dim_image(image):
out = image.point(lambda x: x*0.5)
return out
def display(img):
# Show image
plt.figure(figsize = (5,5))
plt.imshow(img)
plt.axis('off')
plt.show()
image1 = load(image1_path)
image2 = load(image2_path)
display(image1)
display(image2)
new_image = dim_image(image1)
display(new_image)
有只小跳蛙
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