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Multimedia Communication

Introduction to Multimedia and Development Tools

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Objective Definition of multimedia Brief history of multimedia The market of multimedia technology and

applications

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Introduction to Multimedia

Definition of multimedia

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Definition of multimedia Multimedia include

Text Picture Sound Full-motion video Interactivity

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Terminology in multimedia Information

Facts, ideas, beliefs and stories that when communicated, provide value to the receiver

Domain A domain in the multimedia world is a

relatively narrow or focused area of information or knowledge

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Terminology in multimedia Interactivity

A stimulus-response behavior in which a computer program presents options that the user can select from that lead to further options

Application A computer program that serves a specific

purpose or use E.g. word processor, spreadsheet

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Terminology in multimedia Content

Specific information for a multimedia product in the form of text, pictures, audio, and video

Developers Managers, designers, programmers, graphics

artists, and other skilled individuals who participate in the development of multimedia products

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Terminology in multimedia User (End user)

Individuals or groups who use and/or apply multimedia products for work or play

Authoring tools Software programs for developing and

delivering multimedia products Including programs for text and graphics

editing, audio and video capture and editing

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Terminology in multimedia Product

A completed multimedia product that is distributed for use by end user

Products are often sold to consumers via commercial outlets

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Advantages of Multimedia The benefits of multimedia include but are

not limited to : Training : CBT, CAL. Sales : electronic commerce. Communications : Internet, video

conferencing, transmission of digital images, telecommuting.

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Disadvantages of Multimedia Investment costs. Discuss authoring tools. Technical barriers. Social/psychological barriers. Legal problems eg copyright.

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Introduction to Multimedia

Brief history of multimedia

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Brief history of multimedia

Future…

1990

1980

Late 1970s 8-bit processors

CD-ROMLAN & WAN16-bit processorsDesktop Computers

32-bitprocessor

World Wide WebDigital Audio and Video

Graphical Operating SystemsWord Processors, SpreadsheetsAnd Graphics Software

Timeline of technology behind the creation of multimedia computers

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Brief history of multimedia Purpose of computer varies as time goes by

1960s: Single-purpose machine that solve complex mathematical problems

1970s: Terminals throughout an organization being used for publishing and information management

1980s: Personal word processors, spreadsheet and even game

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Brief history of multimedia In the mid 1980s and into 1990s, advanced

technology brought about: Faster desktop Increased working memory capacity in computers Higher data storage capacity in disk drivers and CD-

ROMs Digital audio and video Local and wide area networks that connected users to

the world

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Brief history of multimedia Applications of multimedia technology

Wide variety of games and reference products such as encyclopedias and cookbooks

Marketing presentations and training Interactive software programs assist students

in learning Enquires system in shopping malls

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Introduction to Multimedia

The market of multimedia technology and applications

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The market of multimedia technology and applications Multimedia technology and applications is

a rapid growing market The sale of CD-ROM, which are used to

deliver multimedia products The cost of state-of-art computer versus its

performance

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The market of multimedia technology and applications The result of better performance of computer but

the cost of a new computer has remained relatively constant More powerful computers for the same dollar amount More people buying computers More products being developed for computers Increased expectations for the kinds of things

computers can do, especially in the area of multimedia products

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The market of multimedia technology and applications Delivering multimedia content depends on

Storage space for content on the computer Creation of software programs that organize

and present the content

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The market of multimedia technology and applications The reason for CD-ROM as the storage

media for multimedia products Storage required for

Text: About 500 to 1,000 bytes Picture: About 300k to 1M bytes Audio (1 minute): About 2.5M bytes Video (1 minute): About 10M bytes

Storage of CD-ROM: About 650M bytes

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Multimedia Multimedia stand for any presentation that

involves two or more media, such as text, graphic, or sound.

In Interactive Multimedia, users can choose their own path through the presentation.

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Some popular graphics and multimedia software products

Computer-Aided Design (CAD)

Desktop Publishing (Professional)

Paint/Image Editing (Professional)

Video and Audio Editing

Multimedia Authoring

Web Page Authoring

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Desktop Publishing Software Enables you to design and produce

sophisticated documents that contain text, graphics, and brilliant colors

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Paint/Image Editing Software Used to create and modify graphical images Sometimes called Illustration Software

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Video and Audio Editing Software Video editing software allows you to modify a

segment of a video, called a clip Audio editing software allows you to modify

audio clips

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Multimedia Authoring Software Allows you to combine text, graphics, audio,

video, and animation into an interactive presentation

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Web page authoring software Allows you to create Web pages

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Reference Multimedia, Technology and Applications

(Ch. 9)