Modifying the edges of selections

You can modify the edges of a selection by smoothing its boundary or by adding a border.

To smooth the boundary of a selection

Edit workspace

Choose Selections

Modify

Smooth.

The Smooth Selection dialog box appears.

Mark or unmark the following options:

•

Anti-alias — smooths the edges of the selection

•

Preserve Corners — preserves the shape of the corners. Unmark this check box if you want to smooth the corners.

Specify values for one or both of the following controls:

•

Smoothing amount — specifies the amount of smoothing to apply around the selection

•

Corner scale — specifies the amount of smoothing to apply around the corners of the selection. This control is not available when the Preserve Corners check box is not marked.

Click OK.

You can click the Toggle Selection button

in the Smooth Selection dialog box to toggle between a preview of the selection and a preview of the selection and the rest of the image.

To add a border to a selection

Edit workspace

Choose Selections

Modify

Select Selection Borders.

The Select Selection Borders dialog box appears.

Mark one of the following options to set the position of the feathering:

•

Inside

•

Outside

•

Both

Type a value in the Border width box.

If you want to smooth the edges of the selection border, mark the Anti-alias check box.

Click OK.