TAILIEUCHUNG - PHOTOSHOP CS4 QuickSteps- P11

PHOTOSHOP CS4 QuickSteps- P11: QuickSteps books are recipe books for computer users. They answer the question “How do I.?” by providing quick sets of steps to accomplish the most common tasks in a particular program. The sets of steps are the central focus of the book. QuickSteps sidebars show you how to quickly do many small functions or tasks that support the primary functions. Notes, Tips, and Cautions augment the steps, yet they are presented in such a manner as to not interrupt the fl ow of the steps | 10 9 7654321 UICKSTEPS USING THE DODGE BURN AND SPONGE TOOLS Continued 3. In the Options bar click Flow to control how fast the Sponge tool decreases or increases saturation. 4. In the Options bar specify the values in the Brush Size Brush Tip and Strength fields. 5. Drag the tool over the area you want to touch up. Original Click the Set Source For The History Brush Find the image state in the History panel that you want to paint Figure 8-12 The original image with and without a filter before the Art History Brush is applied. Use the Art History Brush The Art History Brush as its name suggests makes somewhat stylized artwork out of photographs based on a state a point in time you find on the History panel. The Art History Brush examines the colors and general geometry of the scene as it existed at a point on the History panel and then randomizes the original colors using geometric variations you set using the Style presets on the Options bar drop-down list. Further randomization and modification is achieved through the Painting Area slider which determines the size and number of individual strokes the brush applies Tolerance slider which when set at 0 enables you to modify the entire image while setting it at a higher value increases the tolerance so that some strokes may not result in a change and the Opacity and blending Mode. To get the best artistic effect using this brush use the following points as recommendations Apply a filter to your original image ideally one that creates a lot of pleasing color changes in your photo. Because the Art History Brush doesn t change original colors the filter can add a dramatic modification to the original. Bas Relief Water Paper and even Image Adjustments Gradient Map can prep your work well for the Art History Brush as shown in Figure 8-12. Choose a tip for the Art History Brush that has some texture and possibly some Jitter in it. The Chalk 44 Pixels tip in the default collection of Brushes can serve you well you add .

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