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如何使用opencv python将黑色更改为红色

你怎么能在python中做到这一点?我遇到了这条线的问题

img_rgb.Set(mask,cv2.Scalar(0,0,255))
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这是代码:

import numpy as np
import imutils

import cv2

img_rgb = cv2.imread('figi.jpg')

Conv_hsv_Gray = cv2.cvtColor(img_rgb, cv2.COLOR_BGR2GRAY)

ret, mask = cv2.threshold(Conv_hsv_Gray, 0, 255,cv2.THRESH_BINARY_INV |cv2.THRESH_OTSU)

img_rgb.Set(mask,cv2.Scalar(0,0,255))

cv2.imshow("imgOriginal", img_rgb)  # show windows

cv2.imshow("output", res)  # show windows

cv2.imshow("mask", mask)  # show windows

cv2.waitKey(0)
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python opencv

2
推荐指数
1
解决办法
1万
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