debanding none
https://i.gyazo.com/4f36f2b79ae1b7685a3452f9e93f0788.png

debanding low
https://i.gyazo.com/6d315ed18df1c7d79d44f643dde42a7f.png

debanding medium
https://i.gyazo.com/e4c897559557625d87495aa7b17c85a2.png

debanding high
https://i.gyazo.com/e950125315123c14fa549b2fbf1aa59e.png

debanding high + dithering op1
https://i.gyazo.com/2191b3d3979bd07fc0723eaf3be7ea5e.png