On key pressed

One window per document

Online

Online help

Only for not-rotated images

Only high freqencies in the affected region are copied.

Only low freqencies in the affected region are copied.

Only show strings containning the entered character sequence.

Only show the selected layer without effects in the raster editor.

Only the last operation can be undone. This option conserves memory but does not improve performance.

Opacity

Opacity and image mask

Opacity-based

Opacity:

Open

Aç

Open Adobe Photoshop Plug-In

Open Batch Operation

Open Custom Fill Pattern

Open Draw Tool Preset

Open Layer Effect