It seems that AMD has listened to its customers, having added support for its Radeon Image Sharpening algorithm to Radeon Vega GPUs. Last month the company claimed it had no immediate plans to do so, but it would bring RIS to the Vega series if there was enough interest. Good news then, Radeon RX Vega 56, RX Vega 64, Vega Frontier Edition and Radeon VII owners?
https://www.notebookcheck.net/AMD-brings-the-Radeon-RX-Vega-56-RX-Vega-64-Vega-Frontier-Edition-and-Radeon-VII-in-from-the-cold.438955.0.html