COLOR2SCALAR |
THE BOX'S MAIN HELP: This function takes a scalar, S and returns the color(S,S,S,S). This is function takes a color C and returns a scalar, S. S is the intensity calculated by averaging the color components. The return value is S = (RED + GREEN + BLUE)/3. C (input): This must be a color. The default is WHITE. S (output): This function returns the intensity S of color C. |
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