With c + + image processing, want to all yellow point in the image, into red, how to determine pixel is yellow,

CodePudding user response:

RGB, red, green and blue
Which two mixed value, yellow seems to be
The value of about 240, 240, 150
R G 240 or above, more than 150 B is yellow

CodePudding user response:

Look at pixel RGB values with PS tools