Glossary

A

active image area     Application window that displays the image contained in the currently open file.

active layer     Virtual drawing plane currently selected in an open image.

adjustment layer     In a multilayered image, a layer containing no pixels, inserted to affect the overall appearance of all layers beneath it; in effect, a digital photographic filter.

autofocus     Automatic focusing capability of digital cameras.

automatic white balance     Digital camera function that reproduces colors based on the assumption that the lightest area in the frame is pure white.

autoselect     Procedure whereby selecting a shape or text object with the Move tool automatically causes its layer to be selected, too.

B

backlight     Photographic ...

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