

If you’re not sure what value to go with, just play around with the slider and see how it affects your selection. Use a low value for hard edges and a larger one for soft edges. The Radius determines how big an area Photoshop treats as the edge.
FINETUNE FOCUS STACKING PHOTOSHOP HOW TO
Edge Detection OptionsĪs well as the Refine Edge Brush, you can also use the Edge Detection Options to tell Photoshop how to interpret the areas of your selection. High Quality Preview forces Photoshop to render a more accurate preview, although it will slow down the tools you’re using. Show Original shows what the original selection looked like. Finally, Output Settings determine how the selection is sent back to the regular Photoshop Workspace.Next is Global Refinements, which adjust the characteristics, like Feather or Contrast, of the selection.Below that, you have Edge Detection, which controls the size of the areas Photoshop treats as edges.As I have not selected anything yet, my entire image has a red overlay.

Right now, any unselected area has a red overlay. These control how the selection or mask you are creating appears. At the top of that panel, you’ll see View options.

Once you’re in the Select and Mask Workspace, this is what you’ll see. That should take you to the main Select and Mask workspace, where most of your work will take place.
