Function image::imageops::colorops::grayscale [−][src]
pub fn grayscale<I: GenericImageView>(
image: &I
) -> ImageBuffer<Luma<<<I as GenericImageView>::Pixel as Pixel>::Subpixel>, Vec<<<I as GenericImageView>::Pixel as Pixel>::Subpixel>> where
<<I as GenericImageView>::Pixel as Pixel>::Subpixel: 'static,
<<<I as GenericImageView>::Pixel as Pixel>::Subpixel as Num>::FromStrRadixErr: 'static,
Convert the supplied image to grayscale