Page 58 - CS6_PS_Look_Inside

10. In the Color Range dialog box, click the Add to Sample eyedropper.
In the document window, click where parts of the blue sky are not shown in
full strength.

Add to Sample
eyedropper

11. Check the Invert box in the Color Range dialog box.
Because your goal is to isolate the city and not the sky, it helps to look at what you want
to keep instead of what you want to remove.

Note:

When the Color Range
dialog box is open, you
can press Command/
Control to switch
between the Selection
and Image previews
within the dialog box.

12. Continue adding to (or subtracting from, if necessary) your selection until
you are satisfied that all the blue sky is gone.
You can also adjust the Fuzziness slider if necessary, but be sure you don’t adjust it too
far to include areas of the city.
Note:
13. Click OK when you’re satisfied with your selection.
For the purposes of this
When you return to the image window, the marching ants indicate the current selection. exercise, don’t worry if
In the Color Range dialog box, you selected the blue and inverted the selection — in you have small unselected
other words, your selection is everything that isn’t blue.
areas in the sky area. In
If you zoom out to see the entire file, you see the marching ants surround the canvas as Project 2: African
well as the blue sky. Since the transparent area is not blue, it is included in the selection. Wildlife Map, you will
learn how to paint on a
mask to clean up specific
areas such as the artifacts
you might see in your sky.

Marching ants
surround the
image edge.

66 Project 1: Composite Movie Ad