Operation Manual

Appendix C: Glossary
335
CD-ROM: Mass storage media for digital data, such as digital
video. CD-ROMs can be read from but not written (recorded) onto:
ROM is an acronym for Read-Only Memory.
Channel: Classifications of information within a data file to isolate
a particular aspect of the file. For example, color images use
different channels to classify the color components in the image.
Stereo audio files use channels to identify the sounds intended for
the left and right speakers. Video files use combinations of the
channels used for image and audio files.
Clip: In Pinnacle Studio, any media element used on the timeline of
a movie or disc project. Clip media include videos, audio files,
photos, titles, and Montage.
Clipboard: A temporary storage area shared by all Windows
programs, used to hold data during cut, copy, and paste operations.
Any new data you place onto the clipboard immediately replaces the
existing data.
Closed GOP: GOP
Codec: Contraction of compressor/decompressor – an algorithm that
compresses (packs) and decompresses (unpacks) image data. Codecs
can be implemented in either software or hardware.
Color depth: Number of bits delivering the color information for
each pixel. A 1-bit color depth allows 2
1
=2 colors, an 8-bit depth
allows 2
8
=256 colors, and a 24-bit depth allows 2
24
=16,777,216
colors.
Color model: A way to mathematically describe and define colors
and the way they relate to each other. Each color model has its own
strengths. The two most common color models are RGB and
YUV.
Color saturation: Intensity of a color.
Complementary color: Complementary colors are opposite in value
to primary colors. If you were to combine a color with its
complement, the result would be white. For example, the
complementary colors of red, green and blue are cyan, magenta and
yellow respectively.