Rgb to grayscale python opencv

Cv2 grayscale

gray = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)

Source: techtutorialsx.com

Opencv grayscale to rgb

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

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()

Rgb to grayscale python

from PIL import Image
img = Image.open('image.png').convert('LA')
img.save('greyscale.png')

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()

-1

Source: techtutorialsx.com

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