Operation Manual

524 | Corel DESIGNER X7 User Guide
the changes. The settings you choose depend on the size of the blemish and the area surrounding it. For example, to remove a white scratch
that is 1 or 2 pixels wide on a dark background, you can set a radius of 2 or 3 pixels and set the contrast threshold higher than you would
for a similar scratch on a light background.
To remove dust and scratch marks from a bitmap
1
Click Effects Correction Dust and scratch.
2 Move the following sliders:
• Radius — sets the range of pixels used to produce the effect. To retain image detail, choose a setting as low as possible.
• Threshold — sets the amount of noise reduction. To retain image detail, choose a setting as high as possible.
Applying special effects in bitmaps
You can apply a wide range of special effects to bitmaps, such as three-dimensional (3D) and artistic effects.
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Special effect category Description
3D Effects Lets you create the illusion of depth. Effects include Emboss, Page
Curl, and Perspective.
Art Strokes Lets you apply hand-painted techniques. Effects include Crayon,
Impressionist, Pastels, Watercolor, and Pen & Ink.
Blur Lets you blur an image to simulate movement, speckling, or
gradual change. Effects include Gaussian Blur, Motion Blur, Smart
Blur, and Zoom.
Camera Lets you simulate effects produced by various camera lenses. Effects
include Colorize, Photo Filter, Sepia Toning, and Time Machine,
which lets you walk your image back through history to recreate
some popular photographic styles from the past.
Color Transform Lets you create photographic illusions by using color reduction and
replacements. Effects include Halftone, Psychedelic, and Solarize.
Contour Lets you highlight and enhance the edges of an image. Effects
include Edge Detect and Trace Contour.
Creative Lets you apply various textures and shapes to an image. Effects
include Fabric, Glass Block, Crystalize, Vortex, and Stained Glass.
Custom Lets you apply a wide range of effects to your image. For example,
you can transform your image into an artistic media painting by
applying brushstrokes (Alchemy effect) or add texture and patterns
to an image (Bump-map effect).
Distort Lets you distort image surfaces. Effects include Ripple, Blocks, Swirl,
and Tile.