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Photoshop cs5 cho nhiếp ảnh gia part 31

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You’re just about ready to take the Brush tool for a test-drive, but you still need to adjust the size of the brush. Place the cursor on the new document you created, and evaluate the size of the brush. to reduce or enlarge the size of the brush, respectively. You can hold down the shift key while pressing the right...

Photoshop cs5 cho nhiếp ảnh gia part 32

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Once you have Photoshop or Elements set up the way you want it and you’ve used Adobe Camera Raw (ACR) to make most of your tonal and color changes, you may still have a little more work to do. If you get in the habit of following a routine approach when optimizing your images, you’ll find that you work more...

Photoshop cs5 cho nhiếp ảnh gia part 33

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if you took the print with the silhou- ette of the birds flying and placed it on top of the sunset picture, you’d see only the silhouette picture. But you could cut the birds out of that print and lay them on top of the print below. now you’d see the sunset with the silhouetted birds flying through it. in...

Photoshop cs5 cho nhiếp ảnh gia part 34

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note that by using a smart object as your Background layer you can do your resizing and sharpening on your master image. You can opt to use psd or tiff formats. the important point is to save the image after every step that has been at all time-consuming. You never know when a computer is going to decide to crash…and...

Photoshop cs5 cho nhiếp ảnh gia part 35

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there are several ways to straighten horizons. We cover two of the most useful meth- ods here.. the ruler tool has new functionality in Cs5 and offers a fast, easy way to straighten an image because it straightens and crops in a single step. it’s very similar to the straighten tool in aCr. to use the ruler tool, do the...

Photoshop cs5 cho nhiếp ảnh gia part 36

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the Clone stamp tool, the Healing Brush tool, the spot Healing Brush tool, the patch tool, and Content-aware fill are all useful in removing dust spots, removing unwanted objects from your image, and even filling in areas when you need to enlarge your can- vas. they’re very similar tools, but they’re also different in some important ways.. When using any...

Photoshop cs5 cho nhiếp ảnh gia part 37

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Repairing Wings Using the Patch Tool (Continued). I used it to repair all of the scale damage. I used the Patch tool in the Source mode and circled the area that needed repair, and then I moved the circle to the area that I wanted to be picked up and used.. Then I added a layer mask to that layer...

Photoshop cs5 cho nhiếp ảnh gia part 38

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Once you’ve captured the optimal exposure, you can use Photoshop to make the most of the information you’ve captured. As you’ve already seen, we make most of our exposure adjustments in Adobe Camera Raw (ACR). In this chapter, we’ll guide you through methods to fine-tune the exposure for your images in Photoshop, many of which are quite similar to those...

Photoshop cs5 cho nhiếp ảnh gia part 39

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however, there are still times you may choose to use levels within photoshop, particularly if you want to make changes to only one area of your image. We’ll talk about making localized adjustments later in the chapter, but first we’ll cover how to use levels to make a global adjustment. We recommend using levels to adjust contrast and brightness rather...

Photoshop cs5 cho nhiếp ảnh gia part 40

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Targeting Adjustments Using a Layer Mask. one of the reasons for using the tonal adjustments within photoshop in addition to those you already made in ACr is so that you can apply the changes to only certain areas of the image. You may want to do this to help emphasize your subject or to reveal detail in areas of your...

Photoshop cs5 cho nhiếp ảnh gia part 41

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Figure 6.14 shows the panels for an image where we want to lighten the subject. Click on the subject and use Color range to make the best selection you can. Figure 6.14 Since CS5 is nonmodal, you can have an adjustment dialog open while you are tweaking the mask and easily alternate between the mask and the dialog.. in some...

Photoshop cs5 cho nhiếp ảnh gia part 42

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the Curves adjustment in photoshop has a reputation for being one of the most difficult controls to master. simply put, you can con- centrate contrast or brightness modifications in certain tonal ranges. As with levels, you can accomplish similar effects within ACr, but the Curves tool in photoshop has some features that make it more convenient.. of course, at first...

Photoshop cs5 cho nhiếp ảnh gia part 43

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Tr y It! To start getting more comfortable with Curves, open the image Curves at www.sybex .com/go/photoshopnature and make some adjustments, starting with a simple S curve adjust- ment and then working to fine-tune the overall tonality to your liking.. Another tool that you can use to create a layer mask is the gradient tool. this allows you to place...

Photoshop cs5 cho nhiếp ảnh gia part 44

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then you can start over.. Tr y It! To practice dodging and burning, open the image DodgeBurn from www.sybex.com/. The Shadows/Highlights Adjustment. the shadows/highlights adjustment is an excellent way to reveal subtle detail in the shadow and/or highlight areas of your images. Although you could theoretically produce similar results with sophisticated use of Curves, the shadows/highlights adjustment is far easier...

Photoshop cs5 cho nhiếp ảnh gia part 45

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Chapter Contents Recognizing Color Casts Removing Color Casts Adding a Color Cast. At other times you may not even be aware there is a color cast until you do some checking. there are several ways to detect a color cast.. Using Hue/Saturation to Reveal a Color Cast. An easy way to identify a color cast is to open a temporary...

Photoshop cs5 cho nhiếp ảnh gia part 46

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the lovely warm (yellow/red) quality it imparts to their subjects as opposed to the more neutral or cooler light that may occur in the middle of the day.. Removing Color Casts. there are a number of different approaches to removing color casts. Note: If while you are shooting you know that you will want to make sure the colors are...

Photoshop cs5 cho nhiếp ảnh gia part 47

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to remove the little circles with the numbers by them, reselect the Color sam- pler tool, and hold down the Alt/option key. this toggles the visibility of the color samples. simply hiding them can be a time-saver if there is any possibility that you might want to modify your color-cast adjustments.. Tr y It! Open the image named Colorcast3 on...

Photoshop cs5 cho nhiếp ảnh gia part 48

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Figure 7.16 Selective Color was used to improve the shade of blue in the sky by making it slightly warmer.. to add a little extra “pop” to your pictures, select Black as your target color, and then increase the percentage of Black by a small amount, such as 2. You can use selective Color to remove some stubborn color casts...

Photoshop cs5 cho nhiếp ảnh gia part 49

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the advent of the digital darkroom freed photographers from being tied to the con- straints of any one particular camera format, whether it is 35mm, medium format, or some other format. An added benefit of stitching together several frames is that the larger file you create enables you to make prints that are substantially larger and more detailed than you...

Photoshop cs5 cho nhiếp ảnh gia part 50

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We had to choose to give up detail in the highlights, the shadows, or both. photo- shop enables us to combine several images of the same subject, taken using different exposures, to retain detail in the highlights and shadows while simultaneously having the midtones properly exposed. the other takes full advantage of the completely revised and impressive HDR tool in...