Answers for "rgb to grayscale cv2"

opencv grayscale to rgb

backtorgb = cv2.cvtColor(gray,cv2.COLOR_GRAY2RGB)

rgb to grayscale python opencv

import cv2
  
image = cv2.imread('C:/Users/N/Desktop/Test.jpg')
gray = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
  
cv2.imshow('Original image',image)
cv2.imshow('Gray image', gray)
  
cv2.waitKey(0)
cv2.destroyAllWindows()

convert a rgb image to grayscale opnecv

img = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)

cvtcolor rgb to gray

cv::Mat img
cv::cvtColor(img, img, CV_BGR2GRAY);