Multimedia def. Many forms

Multimedia Text Hyperlinks Images Audio Animation Video Text Hyperlinks Images Audio Animation Video

Text Text refers to letters, numbers, and other characters whose meaning is not specified (open to human interpretation) Text in a multimedia product is written using a word processor How much text should be included in your presentation? The screen should not be overloaded with text. Text refers to letters, numbers, and other characters whose meaning is not specified (open to human interpretation) Text in a multimedia product is written using a word processor How much text should be included in your presentation? The screen should not be overloaded with text.

Hypertext Allows the user to easily navigate through a multimedia product using cross-links Hyperlink- (link or hotword) is a highlighted word or graphic which allows electronic connection to a related article. Provides interactivity in a multimedia context Most common use is on the Internet. Allows the user to easily navigate through a multimedia product using cross-links Hyperlink- (link or hotword) is a highlighted word or graphic which allows electronic connection to a related article. Provides interactivity in a multimedia context Most common use is on the Internet.

Images Pictures such as drawings, paintings, photographs. Used to present information and provide interest. Al images on screen are made up of pixels (picture elements) Pictures such as drawings, paintings, photographs. Used to present information and provide interest. Al images on screen are made up of pixels (picture elements)

Bit mapped Images Bit-Mapped graphics treat each pixel on the screen individually and represent this by bits in memory. When transformed, they lose resolution Enlarging each pixel will create a staircase pattern called aliasing. Require Larger amounts of storage. Often stored in compressed formats such as GIF, JPEG Bit-Mapped graphics treat each pixel on the screen individually and represent this by bits in memory. When transformed, they lose resolution Enlarging each pixel will create a staircase pattern called aliasing. Require Larger amounts of storage. Often stored in compressed formats such as GIF, JPEG

Vector graphics Are made up of drawn objects such as lines, shapes. Each object is defined by characteristics such as position, line width, pattern. These characteristics are stored as mathematical expressions and displayed on the screen as pixels. Common formats include CGM, EPS, WMF. Are made up of drawn objects such as lines, shapes. Each object is defined by characteristics such as position, line width, pattern. These characteristics are stored as mathematical expressions and displayed on the screen as pixels. Common formats include CGM, EPS, WMF.