User Guide

ACDSee™ Pro User Guide
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primary colors Colors that can produce other colors when blended. For example, in
the RGB color model, red, green, and blue are primary colors.
raster image Image composed of a rectangular grid of pixels. Each pixel contains
a defined value about its color, size, and location in the image. As a
result, resizing the image can affect its quality.
rating Assign ratings (1, 2, 3, 4, 5) to photos to help sort and manage them
more easily.
RAW An image file format. RAW files contain all of the image data that
was captured by your digital camera's sensor. RAW files are not pro-
cessed by your camera; instead, you must process RAW images
using a RAW processor.
recursive Program or task that can repeat itself indefinitely, such as a slide
show.
red-eye Red-eye occurs when the light from your digital camera's flash
reflects off the retinas in the subject's eyes. The subject's eyes look
red instead of their normal color.
Relative Colorimetric Rendering intent that maps the colors that fall exactly within the
color gamuts of both the input and output devices. Best used for
single- or limited-color images as colors outside of both gamuts
may be mapped to a single color.
render Drawing images to your screen.
rendering intent Approach used to map colors from one color gamut to another.
There are four rendering intents available: Perceptual, Relative Colo-
rimetric, Saturation, and Absolute Colorimetric.
resolution Quality and clarity of an image, measured in pixels, dots per inch, or
pixels per inch.
RGB Color model that uses red, green, and blue as its primary colors.
ringing artifacts Distortion around the edges of image subjects, caused by com-
pressing or resizing an image.
sample Audio wave, measured in bits. More sample bits result in higher clar-
ity and fidelity.