/Python/Convert image to grayscale opencv

Convert image to grayscale opencv

Opencv grayscale to rgb

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

Convert image to grayscale opencv

img = cv2.imread(path)
img_gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)

Source: stackoverflow.com

Convert image to grayscale opencv

img_gray_mode = cv2.imread(path, cv2.IMREAD_GRAYSCALE)

Source: stackoverflow.com

How to convert into grayscale opencv

import cv2

# Reading color image as grayscale
gray = cv2.imread("color-img.png",0)

# Showing grayscale image
cv2.imshow("Grayscale Image", gray)

# waiting for key event
cv2.waitKey(0)

# destroying all windows
cv2.destroyAllWindows()

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