更改RGB图像中的颜色 [英] Change color in RGB images

问题描述

我有一张图片(同时有NumPy和PIL格式的图片)，我想将RGB值从[0.4, 0.4, 0.4]更改为[0.54, 0.27, 0.07]的位置.

I have an image (I have it in both NumPy and PIL format), and I want to change where RGB values are [0.4, 0.4, 0.4] to [0.54, 0.27, 0.07].

这样做，我想将道路颜色从灰色更改为棕色:

By doing this, I want to change the road color from gray to brown:

推荐答案

您可以尝试以下numpy方法:

You can try this numpy approach:

img[np.where(img == (0.4,0.4,0.4))] = (0.54,0.27,0.27)

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