You can always apply blur on the noise afterwards. It took me less than a minute to do this with Gimp (and I'm very bad at Gimp). It's a simple median blur ov

You can always apply blur on the noise afterwards. It took me less than a minute to do this with Gimp (and I'm very bad at Gimp). It's a simple median blur over a random noise. https://i.imgur.com/f81JIRP.png https://i.imgur.com/f81JIRP.png