func image/color.RGBToCMYK

3 uses

	image/color (current package)
		ycbcr.go#L315: func RGBToCMYK(r, g, b uint8) (uint8, uint8, uint8, uint8) {
		ycbcr.go#L371: 	cc, mm, yy, kk := RGBToCMYK(uint8(r>>8), uint8(g>>8), uint8(b>>8))

	image
		image.go#L1081: 	cc, mm, yy, kk := color.RGBToCMYK(uint8(c.R>>8), uint8(c.G>>8), uint8(c.B>>8))