module ChunkyPNG::Canvas::Operations
def grayscale
- See: ChunkyPNG::Color#to_grayscale -
See: #grayscale! -
Returns:
-
(ChunkyPNG::Canvas)- A copy of the canvas, converted to
def grayscale dup.grayscale! end
(ChunkyPNG::Canvas)
- A copy of the canvas, converted to
def grayscale dup.grayscale! end