Page 77 - DCAP109_GRAPHIC_TOOLS

Graphic Tools

Notes Self Assessment

State whether the following statements are true or false:
10. Cropping is the process of adding portions of an image to create focus or strengthen the
composition.

11. The crop tool is also handy for resizing images.
12. Combining red, yellow and blue in different colors can create a total of 16.8 million
colors.

13. Lab Color Mode is a three-channel mode, was developed for the purpose of achieving
consistency among various devices, such as between printers and displays.
14. Multichannel images contains multiple 16-level grayscale channels.

15. The Tritone mode refers to use of only 3 colors.

Case Study The History of Adobe Photoshop

dobe Photoshop has become the standard for graphic editing applications and is
one of the bestselling graphic editing software programs to date. Since its release
Ain 1991, Photoshop has enjoyed enormous popularity in both the professional
and consumer markets; so much in fact, that the word photoshopping has become a verb.
Learn about the history of Photoshop and how the software went from being a college
student’s personal program to an industry leader in little over a decade.
History of Adobe
Founded in 1982 by two former Xerox employees, Charles Geschke and John Warnock,
Adobe was an early pioneer in the software field. Adobe was located in Northern California
in what is now known as Silicon Valley. The company’s first venture was into desktop
publishing with the development of PostScript, a programming language for printing
and font applications. Soon after selling PostSricpt to Microsoft, Adobe, in conjunction
with Apple, began working on its first graphic application, Illustrator. Originally designed
for use on Macintosh systems, Illustrator is a vector-based drawing application that features
pinpoint accuracy.
Notes Development of Photoshop
Thomas Knoll, a college student in Michigan, designed a graphics application that could
be used on his computer in 1987. He named the program Photoshop and his brother John
brought the program to California the following year, where he demonstrated it for
executives from Adobe and Apple. Adobe bought the program and hired the brothers to
continue working on it, developing add-ins and fine tuning the programming language.
Photoshop Versions

The first version of Photoshop was only compatible with Apple’s Macintosh computer
line. Compared with later versions, the first Photoshop was rather limited in its abilities.
Users could alter a photograph or graphic on the pixel level and use the edited image in
media-based forums such as computers, television and film. In 1992, Adobe released a
version that was compatible with computers running the Windows system. The following
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