Thursday 24 February 2011

Using the Adobe Camera Raw Plug-In

Using the Adobe Camera Raw Plug-In
To open a RAW image using Adobe Camera Raw in Photoshop CS3, just follow
these steps:
1. Transfer the RAW images from your camera to your computer’s hard drive.
2. In Photoshop, choose Open from the File menu, or use Bridge.
3. Select a RAW image file. The Adobe Camera Raw plug-in will pop up, showing
a preview of the image
4. If you like, use one of the tools found in the toolbar at the top left of the dialog
box. From left to right, they are:
■ Zoom. Operates just like the Zoom tool in Photoshop.
■ Hand. Use like the Hand tool in Photoshop.
■ White Balance. Click an area in the image that should be neutral gray
or white to set the white balance quickly.
■ Color Sampler. Use to determine the RGB values of areas you click with
this eyedropper.
■ Crop. Pre-crops the image so that only the portion you specify is
imported into Photoshop. This option saves time when you want to work
on a section of a large image, and you don’t need the entire file.
■ Straighten. Drag in the preview image to define what should be a horizontal
or vertical line, and ACR will realign the image to straighten it.
■ Retouch. Used to heal or clone areas you define.
■ Red-Eye Removal. Quickly zap red pupils in your human subjects.
■ ACR Preferences. Produces a dialog box of Adobe Camera Raw
preferences.
■ Rotate Counter-clockwise. Rotates counter-clockwise in 90-degree
increments with a click.
■ Rotate Clockwise. Rotates clockwise in 90-degree increments with a
click.
5. Using the Basic tab, you can have ACR show you red and blue highlights in
the preview that indicate shadow areas that are clipped (too dark to show
detail) and light areas that are blown out (too bright). Click the triangles in
the upper-left corner of the histogram display (shadow clipping) and upperright
corner (highlight clipping) to toggle these indicators on or off.
6. Also in the Basic tab you can choose white balance, either from the drop-down
list or by setting a color temperature and green/magenta color bias (tint) using
the sliders.
7. Other sliders are available to control exposure, recovery, fill light, blacks,
brightness, contrast, vibrance, and saturation. A checkbox can be marked to
convert the image to grayscale.
8. Make other adjustments (described in more detail below).
9. If you want ACR to make adjustments for you automatically, click the Auto
link (located just above the Exposure slider).
10. If you’ve marked more than one image to be opened, the additional images
appear in a “filmstrip” at the left side of the screen. You can click on each
thumbnail in the filmstrip in turn and apply different settings to each.
11. Click Open Image/Open Images image(s) into Photoshop using the settings
you’ve made.


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