Function purrmitive::imageops::huerotate

pub fn huerotate<I, P, S>(
    image: &I, 
    value: i32
) -> ImageBuffer<P, Vec<S, Global>> where
    P: Pixel<Subpixel = S> + 'static,
    S: Primitive + 'static,
    I: GenericImageView<Pixel = P>, 

Hue rotate the supplied image. value is the degrees to rotate each pixel by. 0 and 360 do nothing, the rest rotates by the given degree value. just like the css webkit filter hue-rotate(180)