Photoshop cs5 cho nhiếp ảnh gia part 8 pptx

... shown in Figure 1. 2). Although you can create motion blurs in Photoshop, planning your image ahead of time (for example, using a slow shutter speed combined 607343c 01. indd 2 4 /11 /10 11 :02:22 PM 6 c ... in the “Exposure” section of this chapter) to optimize 607343c 01. indd 6 4 /11 /10 11 :02:26 PM 5 ■ CHOOSING RAW VERSUS JPEG Figure 1. 3 A section of an image originally captured...

Ngày tải lên: 02/07/2014, 06:21

... n An o n 607343c01.indd 7 4/11/10 11: 02: 27 PM 6 c h a p t e r 1: THINKING DIGITALLY ■ 25 6 possible tonal values, each pixel has 16.7 million (25 6 × 25 6 × 25 6) possible color values, as shown ... Component Possible Colors per Pixel 8 bits JPEG 25 6 16.7 million 12 bits RAW 4,096 68.7 billion 16 bits PSD, TIFF 65,536 28 1 trillion Now, 16 million color choices may seem like more t...

Ngày tải lên: 02/07/2014, 06:21

... to your exposure. 60 734 3c01.indd 14 4/11/10 11:02 :32 PM 13 ■ UNDERSTANDING HISTOGRAMS Figure 1.8 If your image contains very saturated colors, the RGB histogram may indicate potential blown-out ... you may be able to capture those areas of the flower or bird with more detail. 60 734 3c01.indd 13 4/11/10 11:02 :32 PM 16 c h a p t e r 1: THINKING DIGITALLY ■ Compare the image and histogra...

Ngày tải lên: 02/07/2014, 06:21

... the right is just before the end of the histogram.) Ph ot o b y EllEn An o n 607 343 c01.indd 18 4/ 11/10 11:02 :41 PM 14 c h a p t e r 1: THINKING DIGITALLY ■ Figure 1.9 A histogram for this shade ... see a histogram that looks like Figure 1.11, you need to add light to your exposure. 607 343 c01.indd 14 4/11/10 11:02:32 PM 17 ■ UNDERSTANDING HISTOGRAMS Figure 1.13 shows an overexposed...

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... (overexposed), it records a maximum value of 255 and a corresponding voltage level is produced. Light levels in between are recorded as some value between 0 and 255 . Although silicon doesn’t suffer directly ... histogram. Note: Some photographers new to digital and Photoshop think they don’t have to worry about exposure anymore because they can “fix it” later in Photoshop. The harsh re...

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... unchecked and instead double-click an image or right-click on an image and choose Open with > Photoshop Elements 8, you will see the limited version of ACR. In that case there’s an Open button ... unchecked and instead double-click an image or right-click on an image and choose Open with > Photoshop Elements 8, you will see the limited version of ACR. In that case there’s a...

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... 2.11. 607343c02.indd 50 4/11 /10 11:03 :10 PM 52 c h a p t e r 2: BRIDGE ■ One of the handy features of the Downloader is the ability to rename the files while importing them. CS5 added the ability to ... photographed or the location. 607343c02.indd 51 4/11 /10 11:03:11 PM 50 c h a p t e r 2: BRIDGE ■ Advanced This section (shown in Figure 2 .10) contains several settings. These are mat-...

Ngày tải lên: 02/07/2014, 07:20

... capable of printing. Therefore, one of the other spaces is usually a better choice. Choosing the Depth You have the choice of converting your image into a file with 256 possible tonal val- ues ... dialog box hosted by Photoshop. (You can set an option within Preferences in Bridge to indicate whether double-clicking opens the Camera Raw dialog box in Bridge or in Photoshop. ) Note: Hosting...

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... layout very similar to Photoshop CS5 s, as shown earlier in the sidebar “For Photoshop Elements Users: Screen Modes.” Begin by choosing Edit Full in the upper-right part of the interface. We ... layout very similar to Photoshop CS5 s, as shown earlier in the sidebar “For Photoshop Elements Users: Screen Modes.” Begin by choosing Edit Full in the upper-right part of the inter...

Ngày tải lên: 02/07/2014, 07:20

... light for a portion of the exposure on one particular area, darkening that area of the print. In Photoshop you can produce similar effects. In fact, Photoshop includes Dodge and Burn tools ... panel. 607343c06.indd 268 4/12/10 11:42:59 PM 263 ■ CREATING A VIRTUAL SPLIT NEUTRAL-DENSITY FILTER Try It! To start getting more comfortable with Curves, open the image Curves at www.sybex .co...

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... n 607343c09.indd 363 4/11/10 11:07:43 PM 359 ■ FILTERS Blurs Photoshop CS5 has an impressively long list of blurs, but we’ll cover only the ones that are particularly applicable to nature photographs. We ... depth map. Don’t let the name intimidate you. This is where you define what parts of the image you want sharp and what parts to blur, as well as how much blur you want to add. The...

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... 9.34). Anchor the original to the right or left as desired by clicking the anchor arrow . (If you are creating a vertical montage, then double the height and leave the width alone. Anchor the ... combine images in Photoshop are infinite. The only limit is your imagination! Try It! Open the images called Texture and Flower on this book’s companion website, www .sybex.com/go/photoshopnatu...

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... necessity. The steps to combining multiple images within Photoshop are as follows: 1. Choose File > Scripts > Load Files into Stack. 2. Choose Files, or choose Folder if all the images are in their ... become with the basic and the more-advanced adjustments, filters, and blending modes in Photoshop, the For Photoshop Elements Users: Recompose Elements has its own version of Conten...

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... you choose, as well as gaining the opportunity to mask out any areas of this layer if the noise reduction isn’t needed or introduces problems in an area. To use the Reduce Noise filter, choose ... for the sharpening. Rasterize that layer by choosing Layer > Raster- ize Smart Object. That will apply the filters you originally applied. Then choose Filter > Convert for Smart Filter ... co...

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... action. Removing a step from an action is easy. Choose the action in the Actions panel, and reveal the steps by clicking the expansion arrow. Choose the step you want to remove, and either ... click the trash can icon. To add one or more steps to the action, choose the action and use the expansion arrow to reveal the steps. Choose the step just prior to where you want to begin the additio...

Ngày tải lên: 02/07/2014, 07:20