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| BMW Nazca C2 concept-car |
Turns a color image into a
grayscale image by giving a specified weight to each of the red,
green and blue channels. This effect can be used to make grayscale
images look sharper or give better contrast to the end result.
Red - Sets the weight of red in the intensity.
Green - Sets the weight of green in the intensity.
Blue - Sets the weight of blue in the intensity