TAILIEUCHUNG - Photoshop CS2 All-in-One Desk Reference For Dummies- P19

Photoshop CS2 All-in-One Desk Reference For Dummies- P19:Barbara Obermeier is principal of Obermeier Design, a graphic design studio in Ventura, California. She’s the author of Photoshop Album For Dummies, coauthor of Adobe Master Class: Illustrator Illuminated, Photoshop 7 For Dummies, and Illustrator 10 For Dummies. She has contributed as coauthor, technical editor, or layout designer for numerous books. Barb also teaches computer graphics at Brooks Institute; the University of California, Santa Barbara; and Ventura College | 518 Distorting for Fun 9. Click OK to apply the effect to the Quick Mask selection. After application the edges of the highlighted area appear frayed as shown in the figure. 10. Press Q to exit Quick Mask mode. A selection border with stroked edges appears around the selection. 11. Press Ctrl C to copy the selected area and then press Ctrl V to paste it in a new layer. 12. Create a new layer and fill it with the color you would like for the background. I filled my background with white. 13. In the Layers palette move the layer underneath your deckled image. 14. Choose LayerOFlatten Image. When prompted if you want to discard hidden layers click OK. The finished image appears as shown in the following figure. Distorting for Fun With a couple exceptions Photoshop s Distortion filters twist turn and bend your images in surprising ways turning ordinary objects into wavy images pinched shapes and bloated spheres. The first exception The Diffuse Glow filter distorts images only to the extent that it imbues them with a soft romantic fuzzy look that can make the sharpest image look positively ethereal. I ve never figured out why Adobe dumped this useful filter in the Distort submenu but there it is. And here it is applied to a girl in Figure 2-5. Distorting for Fun 519 Corbis Digital Stock Figure 2-5 Give your photo a heavenly aura with the Diffuse Glow filter left . Book VII Chapter 2 The second exception is the new Lens Correction filter which fixes distortions caused by the camera lens. In the dialog box you find settings to correct barrel and pincushion distortions where straight lines appear respectively bowed out or in. Select the Remove Distortion tool and drag on the image or you can also drag the Remove Distortion slider. Use the Straighten tool to rotate a tilted image as shown in Figure 2-6. You can also correct perspective issues by using the Transform sliders of Vertical and Horizontal Perspective. If your images suffer from vignetting where the edges are .

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