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Topaz ai gigapixel5/25/2023 If you spend more time, then creating a layer with a layer mask can provide a greater level of control over the sharpening process. USM is global – it sharpens the whole picture, although its settings build a mask that targets edges and leaves flat areas alone. The main challenge with sharpening a good image is to not introduce unwanted artefacts – halos and noise. Photographers have used USM (Unsharp Mask), the standard Photoshop/Affinity Photo sharpening method, for years and with good results. In theory at least, sharpening an in-focus image is fairly straightforward. Sharpen AI has three sharpening modes: Sharpen, Focus and Blur.
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