Function gaussian_noise

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

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