a channel (Ctrl+2 (z -2)) keyboard shortcut, 175
.abr file extension, 243
absolute full screen mode, cycling, 33
Accented Edges filter, 565
ACE (Adobe Color Engine), 869
actions, undoing, 343–355
Actions palette (Alt+F9 (Option-F9)) keyboard shortcut, 997
action-safe zone, 85
active layer, 642
changing opacity, 653
colors soaking through from other layers, 746
converting layers to brightness levels in, 720–722
converting to background layer, 648
darkening colors, 705–706
displaying pixels normally, 703
feathered or softened edges, 704
hiding pixels, 747
knockouts, 740–745
lightening layers below, 708, 710
mixing hue with saturation and luminosity, 722–723
mixing lightness with composite pixel hue and saturation, 723
mixing saturation with hue and luminosity, 723
Active Layer to Bottom (Ctrl+Shift+[ (z -Shift-[)) keyboard shortcut, 650
Active Layer to Top (Ctrl+Shift+] (z -Shift-])) keyboard shortcut, 650
active tool, 24
Actual Pixels (Ctrl+Alt+0 (z -Option-0)) keyboard shortcut, 83
Actual-Pixels (Ctrl+Alt+0 (z -Option-0)) keyboard shortcut, 44
add anchor point tool, 29, 405
Add blend mode, 755
Add Folder to Favorites command, 97
Add Noise dialog box, 544–545
Add Noise filter, 450, 453, 544–547, 648, 886
Add Path to Selection (Ctrl+Shift+Enter or Ctrl+Shift+click (z -Shift-Return or z -Shift-click)) keyboard shortcut, 428
Add Printer Wizard, 953
additive (RGB) color theory, 264
adjustment layers, 635, 877, 913, 939–941
Adobe Acrobat, 116
Adobe color picker, 56
Adobe Gamma control panel, 852, 854–856, 862
Adobe Gamma Wizard, 858
Adobe P8P.tb0 file, 103
Adobe Photoshop CS Settings folder, 53
Adobe RGB (1998) color space, 856
Adobe RGB profile, 857–858
Adobe RGB space, 860
Adobe RGB (1998) working space, 862
Adobe Web site, 17, 942, 953, 988
AdobeP8M.md0 file, 103
AdobeP8T.tb0 file, 103
AdobePS printer driver, 953
Advanced Blending options, 731
Affine mode, 624
After Effects, 769
.ai format, 122
flow, 998
pressure-sensitive tablet, 251
Shift+Alt+P (Shift-Option-P) keyboard shortcut, 216
alias, 387
Align Left (Ctrl+Shift+L (z -Shift-L)) keyboard shortcut, 834
Align Right (Ctrl+Shift+R (z -Shift-R)) keyboard shortcut, 834
alpha channels, 112
Alt key, 381–382
Alt-key combinations, 994
ambient light, 630
Amplitwist mode, 624
anchor points, 373, 375, 405–406, 415–416. See also points
angle gradient style, 287
Angled Strokes filter, 565
ANM format, 142
annotating images, 111, 142–145
ANPA (American Newspaper Publishers Association), 187
brushes, 240
character formatting, 831–832
color replacement tool, 234
images, 519–521
magic eraser tool, 459
selection outlines, 387
selections, 650–652
type, 831–832
antique photographic frame effect, 280–282
Apple ColorSync, 869
Apple RGB profile, 962
Apple Web site, 94
Application Data folder, 53
Apply Image command, 755–759
Apply Image dialog box, 756–763
arbitrary curves, 929–930
arrow keys and menus, 994
arrow tool, sliding text with, 841
opacity, 456
perspective effect, 455
art history brush tool, 28, 313, 349, 355–359
Artistic filter, 565
artwork
altering, 4
copyrights, 555
ascenders, 825–826
ASCII (American Standard Code for Information Interchange), 125
Asian characters, 57
aspect ratio, 368
Audio Annotation dialog box, 144
audio annotation tool, 30, 144
audio annotations, 144
Auto Color command, 877, 888–889
Auto Color Correction Options dialog box, 919–920
Auto Color (Ctrl+Shift+B (z -Shift-B)) keyboard shortcut, 888, 920
Auto Contrast command, 877, 888
Auto Contrast (Ctrl+Shift+Alt+L (z -Shift-Option-L)) keyboard shortcut, 888
Auto Levels command, 877, 887–888
Auto Levels (Ctrl+Shift+L (z -Shift-L)) keyboard shortcut, 203, 211, 881, 887
Auto Screens dialog box, 966
automated processes, launching from File Browser, 99
automatically generating masks, 457–474
automation keyboard shortcuts, 1027–1028