Ocean Ripple filter [1]

Offset filter [1]

Oidashi option [1]

Oikomi option [1]

old style type [1]

OLE

automation [1]
linking and embedding images [1]

omni light effect [1]

one-bit images

See also bitmap images [1]

one-bit images, converting to grayscale images [1]

online Help [1]

online images

changing size of [1]
creating master palette for [1]
resolution of [1]
See also optimizing images [1]

opacity

gradients [1]
layer mask [1]
layers [1]
Opacity value, in Info palette [1]
painting and editing tools [1]
pixel alignment and [1]
Quick Mask [1]
See also transparency [1]

Open As command [1] [2]

Open command [1] [2] [3] [4]

open paths [1]

Open Recent command [1]

opening

animated GIF files [1]
EPS files [1]
images [1] [2]
PDF files [1]
Photo CD files [1]
Raw files [1]
See also placing, importing [1]

OpenType fonts [1] [2] [3]

operations

canceling [1]
monitoring [1]

Optimize by Bounding Box option [1]

Optimize by Redundant Pixel Removal option [1]

Optimize palette [1]

creating droplets from [1]

Optimize to File Size option [1]

optimized images

saving [1]

Optimized Information option [1]

Optimized JPEG format [1]

optimizing

animations [1]
based on file size [1]
copying settings between slices [1]
named settings for [1]

optimizing images

about [1]
automating [1] [2] [3] [4]
canceling [1]
GIF format [1]
JPEG format [1]
PNG-24 format [1]
PNG-8 format [1]
preferences for [1]
restoring to original version [1]
WBMP format [1]
weighted optimization [1]

Original view

creating animations in [1]

Original/Optimized File Size option [1]

Other filters [1] [2]

Outer Glow effect [1]

out-of-gamut colors

about [1]
definition [1]
displaying in color picker [1]
displaying in Info palette [1]
selecting [1]

Output Channel option [1]

Output Settings dialog box

file saving options [1]
HTML options [1] [2]
loading output settings [1]
saving options [1]

Overlay mode [1]

overprint colors [1]