Function imageproc::noise::gaussian_noise

pub fn gaussian_noise<P>(
    image: &Image<P>, 
    mean: f64, 
    stddev: f64, 
    seed: u64
) -> Image<P> where
    P: Pixel + 'static,
    P::Subpixel: ValueInto<f64> + Clamp<f64>, 

Adds independent additive Gaussian noise to all channels of an image, with the given mean and standard deviation.