Page 62 - CC2017_PS_Look_Inside

12. Continue adding to (or subtracting from, if necessary) your selection until
you are satisfied that all the blue sky is gone. Note:

You can also adjust the Fuzziness slider if necessary, but be sure you don’t adjust it too For the purposes of this
far to include areas of the city. exercise, don’t worry if
you have small unselected
13. Click OK when you’re satisfied with your selection. areas in the city or sky
areas. You will fix these
When you return to the image window, the marching ants indicate the current selection.
In the Color Range dialog box, you selected the blue and inverted the selection — in in the next exercise.
other words, your selection is everything that isn’t blue.

If you zoom out to see the entire file, you see the marching ants surround the canvas as
well as the blue sky. Since the transparent area is not blue, it is included in the selection.

Marching ants
surround the
image edge.

14. Choose the Magic Wand tool in the Tools panel and choose the Subtract
from Selection option on the Options bar.

15. Click anywhere in the transparent area (the gray-and-white checkerboard)
to remove that area from the selection.
Subtract from
Selection is active.

Magic Wand cursor
in Subtract from
Selection mode

Marching ants no
longer surround
the background.

72 Project 1: Composite Movie Ad