Tài liệu Photoshop cs5 by Dayley part 52 pps

... channels You can change what the data contained in the alpha channel means by setting the channel options. The channel options are set by selecting Channel Options from the Channels panel menu to display ... Open an image in Photoshop. 2. Select Window ➪ Channels from the main menu to open the Channels panel. 17_584743-ch11.indd 35617_584743-ch11.indd 356 5/3/10 10:26 AM5/3/10 10:26...

Ngày tải lên: 02/07/2014, 20:20

... AM 3 CHAPTER Introducing Adobe Photoshop CS5 IN THIS CHAPTER Brief introduction to Photoshop CS5 Reasons to use Photoshop CS5 New features introduced in Photoshop CS5 I f you are reading this ... source document. Summary This chapter introduced Photoshop CS5 by discussing the general uses of Photoshop and the new features in Photoshop CS5. Photoshop can be used f...

Ngày tải lên: 02/07/2014, 20:20

... AM5/3/10 10:15 AM Part I: Getting Started with Adobe Photoshop CS5 34 FIGURE 2.11 Photoshop provides several panels that each act as individual utilities. These panels can be viewed by selecting ... is represented by the front square and the background by the back square. The color of each is changed by clicking the square to launch a color chooser. The two can be switched...

Ngày tải lên: 02/07/2014, 20:20

... Part I: Getting Started with Adobe Photoshop CS5 78 FIGURE 3.5 Using the Save As dialog box to save changes made to an image in Photoshop Resizing Files and Adjusting ... pixels/inch. 07_584743-ch03.indd 7807_584743-ch03.indd 78 5/3/10 10:17 AM5/3/10 10:17 AM Part I: Getting Started with Adobe Photoshop CS5 80 Understanding Photoshop s resizing algorithms An important concept...

Ngày tải lên: 02/07/2014, 20:20

... selection? You can adjust your selection using handles by turning it into a path. After you’ve created a selection, turn it into a path and correct it by following these steps: 1. Choose Window ➪ Paths. ... selected, and you have more control to clean up your selection. By transforming a selection You also can change a selection by transforming it. This option is best when you ha...

Ngày tải lên: 02/07/2014, 20:20

... Photoshop, a great idea has gotten so much better over time. Everything from changing the settings of filters that were added months ago to animat- ing is all part of the Layers panel in Photoshop ... any panel, tool, or dialog box in Photoshop, knowing the menu options available while working with layers is what gives you the power and versatility to make the Photoshop creations y...

Ngày tải lên: 02/07/2014, 20:20

... when thinking about masks in Photoshop. Figure 10.27 shows a layer mask. Just like a stencil, the black parts cover areas of the image that will be unaf- fected by any changes made to this layer. ... mask is created by taking the shape of one layer and cutting that shape out of the layer above it. Create a clipping mask by following these steps: On the Web Site Try it yourself by...

Ngày tải lên: 02/07/2014, 20:20

... 36818_584743-pp04.indd 368 5/3/10 10:32 AM5/3/10 10:32 AM Part IV: Enhancing, Correcting, and Retouching 372 FIGURE 12.1 The Auto Color Corrections Options dialog box Photoshop can use three algorithms when making ... non-destructive changes to them, and then save them or open them in Photoshop. Follow the same workflow in Camera Raw as in Photoshop to create your edits. Note If you...

Ngày tải lên: 02/07/2014, 20:20

... enhance the colors in an image: 1. Open the image in Photoshop as shown in Figure 13.20. The colors in this particular image are really dulled down by the haze that was present the day the photo ... are very dull and a bit washed out by the haze present when the photo was taken. FIGURE 13.21 Selecting the Hue/Saturation option from the Adjustments panel in Photoshop adds an adj...

Ngày tải lên: 02/07/2014, 20:20

... adjusting levels requires lots of complexity, Photoshop allows you to configure the follow- ing options by selecting Auto options from the Adjustments Panel menu, by holding down the Alt key (which changes ... and shadows appear darker. This option is used by the Image ➪ Auto Contrast command. l Enhance Per Channel Contrast: When this option is selected, Photoshop tries to maxi-...

Ngày tải lên: 02/07/2014, 20:20