User Guide

ACDSee™ Pro User Guide
118
Sharpening options
You can use the options in the Noise removal section to sharpen an image by enhancing the contrast
of medium- and high-contrast edges.
Vignette options
You can use the options in the Vignette section to add a frame around a subject, such as a person or a
bouquet of flowers. You can change the focal point in the portrait. You can also control the
appearance of the border.
Amount Specifies the amount of light added to or removed from each edge. Higher
values produce darker edges.
Radius Specifies the number of pixels to adjust around each edge. Higher values
increases the number of sharpened pixels.
Threshold Specifies how different the lightness values of two adjacent pixels must be
before they are sharpened. Higher values increase the required difference. It is
recommended that you set the threshold so that it enhances edges while
keeping background noise to a minimum.
Threshold
feathering
Select this option to create smoother transitions between sharpened and
unsharpened pixels. If this option is not selected, you may see lines between
pixels that have been sharpened and pixels that have not been sharpened.
Horizontal Specifies the focal point of the portrait on the horizontal axis. A value of 500
places the center in the middle of the photo.
Vertical Specifies the focal point of the portrait on the vertical axis. A value of 500
places the center in the middle of the photo.
Clear zone Specifies the size of the clear area around the focal point in the portrait. Drag
the slider to the left to reduce the size of the clear area. Drag the slider to the
right to increase the size of the clear area.
Transition
zone
Specifies the width of the transition area between the clear zone and the frame.
Drag the slider to the left to narrow the transition area. Drag the slider to the
right to widen the transition area.
Shape Specifies the shape of the frame:
• Round: Select Round if you want the frame to be round.
• Rectangular: Select Rectangular if you want the frame to be square.
Show outline Select Show outline if you want to display an outline that shows the outside
edge of the clear zone and the inside edge of the frame.