Photoshop cs5 cho nhiếp ảnh gia part 7 ppsx
Photoshop cs5 cho nhiếp ảnh gia part 1 doc
... 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
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6
c ... in the “Exposure” section of this chapter) to optimize
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5
■ CHOOSING RAW VERSUS JPEG
Figure 1. 3 A section of an image originally captured...
Photoshop cs5 cho nhiếp ảnh gia part 2 pdf
... n An o n
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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...
Photoshop cs5 cho nhiếp ảnh gia part 3 pot
... to your exposure.
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■ 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.
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c h a p t e r 1: THINKING DIGITALLY ■
Compare the image and histogra...
Photoshop cs5 cho nhiếp ảnh gia part 4 pps
... the right is just before the end of the histogram.)
Ph ot o b y EllEn An o n
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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.
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■ UNDERSTANDING HISTOGRAMS
Figure 1.13 shows an overexposed...
Photoshop cs5 cho nhiếp ảnh gia part 5 doc
... (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...
Photoshop cs5 cho nhiếp ảnh gia part 6 pot
... important to remember that Photoshop enables
you to combine images in a seemingly infinite variety of ways. You have to adjust your
thinking to include seeing the potential for an image.
Expanding ... we’ll discuss it more
in Chapter 8. In addition, there are several other ways to combine 16- bit exposures
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■ COLOR MANAGEMENT
Color-Management Esse...
Photoshop cs5 cho nhiếp ảnh gia part 7 ppsx
... how to remove objects in Photoshop in Chapter 5.)
Aperture and Lightroom
A few years ago the software choices for digital photography were fairly limited;
Photoshop and Photoshop Elements dominated ... themselves to photographing parts of a picture that you will later combine in
Photoshop. You can create libraries of these image elements to use at some later time.
6 073 43c01.indd 32...
Photoshop cs5 cho nhiếp ảnh gia part 8 pptx
... 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...
Photoshop cs5 cho nhiếp ảnh gia part 9 pps
... help Bridge run faster. As shown in Figure 2 .9, check Adobe Bridge, Adobe Out-
put Module, Adobe Photoshop CS5, and Auto Collection CS5.
Figure 2 .9 Select only those scripts that you need in ... check box is cleared, raw files open into ACR hosted by Photoshop.
When you check the box, the ACR dialog box opens without launching Photoshop.
This may seem like a subtle distinction, bu...
Photoshop cs5 cho nhiếp ảnh gia part 10 pptx
... 2.11.
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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.
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c h a p t e r 2: BRIDGE ■
Advanced This section (shown in Figure 2 .10) contains several settings. These are mat-...
Photoshop cs5 cho nhiếp ảnh gia part 31 ppsx
...
a layer mask using a graphics tablet.
For Photoshop Elements Users: Setting Brush Options
The Elements Brush drop-down list is simpler than the one in CS5, having no options for Master
Diameter ... up a panel that allows you to
choose which brush options are affected by pen pressure. We recommend leaving this at the
default, Size.
Try It! Now comes the fun part. You have an empty canv...
Photoshop cs5 cho nhiếp ảnh gia part 33 ppsx
... flying through
it. In Photoshop this is akin to having a pixel layer that is partially transparent (the
part that you removed from the print is the transparent part) and partially filled with ... as a Smart Object from ACR, check
the Open in Photoshop as Smart Objects option in Workflow Options, and then choose
Open Object (or in Photoshop choose File
> Open as Smart Object). See...
Photoshop cs5 cho nhiếp ảnh gia part 42 ppsx
... Anchor points allow you
to place a handle on a particular point on the curve and adjust its position. When you
do so, Photoshop automatically smoothes out the curve to connect all the anchor ... 11 :42: 55 PM
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c h a pt e r 6: E X P O SU R E ADJ U ST M E N TS ■
For Photoshop Elements Users: Curves (Continued)
3. On the left, Elements provides different preset styles. We recommend choo...
Photoshop cs5 cho nhiếp ảnh gia part 48 ppsx
... be times when you want to target a spe-
cific part of your image to change, a part that will be determined by the subject matter
rather than by a particular color range. For example, you may ... enhance parts of your image—
such as the eyes of your subject—is invaluable.
Arthur Morris, a world-renowned bird photographer, offers some thoughts on
how he uses QuickMasks in conjunction with...
Photoshop cs5 cho nhiếp ảnh gia part 72 ppsx
... steps:
1. To access the Image Processor from Bridge, choose Tools > Photoshop > Image
Processor. To access it from within Photoshop, choose File
> Scripts > Image
Processor.
2. ... T I ME-SAVER S ■
For Photoshop Elements Users: Batch Processing (Continued)
Similar to the CS4 Batch tool, the Elements Process Multiple Files tool gives you a variety of
choices for file sourc...
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