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shadow
The darkest area of an image, usually reproduced as near black on the
computer screen or when printed. The range between highlight and
shadow determines the quality and color differentiation in the image.
sharpen
To enhance the detail in an image.
source
The program from which an image is retrieved for use in a document.
Programs that support TWAIN or the HP ScanJet Plug-in pull an image
from a source, such as the HP PrecisionScan Pro software.
spot color
A software function that finds large areas of color in a scanned image
and applies a uniform color to the area.
sRGB
An international color standard and the default color system used for
all HP peripherals, the World Wide Web, and most office software.
system palette
A palette or color table containing a Web palette plus more shades of
gray and the 16 VGA colors.
t
text
As it relates to scanning, text is saved in the following formats: plain
text, HTML, and RTF.
thresholding
The process of rendering all areas darker than a set value as black,
and all areas lighter than a set value as white. Useful when converting
grayscale images to black and white.
TIFF
Tagged Image File Format. A bitmapped file format for images,
capable of storing up to 24-bit depth images. TIFF file format is
especially appropriate for scanned images and is supported by many
programs and computers.
TIFF compressed
Tagged Image File Format, compressed. A bitmapped file format for
images, capable of storing up to 24-bit depth images. TIFF file format
is recommended for scanned images and is supported by many
programs and computers. TIFF compressed files use data
compression to reduce the size of the resulting file.
tone
The overall effect produced by the combination of lighting, shade, and
color.
toolbar
The area that contains buttons for a program's controls.
