INTRODUCTION TO MULTIMEDIA What is Multimedia Derived from

INTRODUCTION TO MULTIMEDIA

What is Multimedia? • Derived from the word “Multi” and “Media” MULTI • Many or more than one – Multi • Many, Multiple, – Media • Distribution tool & information presentation – text, graphic, voice, images, music and etc. MEDIA • Medium of Communication

Definition of Multimedia Ø Multimedia is media and content that uses a combination of different content forms. Ø The term is used in contrast to media which only use traditional forms of printed or hand-produced material. • Multimedia is a combination of text, graphic, sound, animation, and video that is delivered interactively to the user by electronic or digitally manipulated means. GRAPHIC TEXT VIDEO AUDIO ANIMATION

TEXT l l l 5 Elements of Multimedia A broad term for something that contains words to express something. Text is the most widely used and flexible means of presenting information on screen and conveying ideas. Like each element of the multimedia design, effective use of text can either direct users/readers attention or divert it. Text is the most basic essential element of presenting the information in multimedia. A good choice of words could help convey the intended message to the users (keywords). Used in contents, menus, navigational buttons

5 Elements of Multimedia GRAPHIC TEXT VIDEO AUDIO ANIMATION l Example

5 Elements of Multimedia GRAPHIC TEXT VIDEO AUDIO ANIMATION Two-dimensional figure or illustration l Could be produced manually (by drawing, painting, carving, etc. ) or by computer graphics technology. l Used in multimedia to show more clearly what a particular information is all about (diagrams, picture). l

5 Elements of Multimedia GRAPHIC TEXT VIDEO AUDIO ANIMATION l A Picture means a thousand words

5 Elements of Multimedia GRAPHIC TEXT VIDEO AUDIO ANIMATION l Example

5 Elements of Multimedia GRAPHIC AUDIO TEXT VIDEO AUDIO ANIMATION Produced by vibration, as perceived by the sense of hearing. l In multimedia, audio could come in the form of speech, sound effects and also music score. l

5 Elements of Multimedia GRAPHIC AUDIO TEXT VIDEO AUDIO ANIMATION l Example

5 Elements of Multimedia GRAPHIC ANIMATION TEXT VIDEO AUDIO ANIMATION The illusion of motion created by the consecutive display of images of static elements. l In multimedia, animation is used to further enhance / enriched the experience of the user to further understand the information conveyed to them. l

5 Elements of Multimedia GRAPHIC ANIMATION TEXT VIDEO AUDIO ANIMATION l Example

5 Elements of Multimedia GRAPHIC VIDEO TEXT VIDEO AUDIO ANIMATION Is the technology of capturing, recording, processing, transmitting, and reconstructing moving pictures. l Video is more towards photo realistic image sequence / live recording as in comparison to animation. l Video also takes a lot of storage space. So plan carefully before you are going to use it. l

Interactive Multimedia • When the user is given the option of controlling the elements. Hyper Media l A combination of hypertext, graphics, audio, video, (linked elements) and interactivity culminating in a complete, non-linear computer-based experience.

Example • Interactive Multimedia

Example • Hyper Text and Hyper Media Main Page 1. Video link 2. Image link 3. Audio Link

Linear VS Non-Linear LINEAR • A Multimedia Project is identified as Linear when: – It is not interactive – User have no control over the content that is being showed to them. • Example: – A movie – A non-interactive lecture / demo show

Linear VS Non-Linear NON-LINEAR • A Multimedia Project is identified as Non-Linear when: – It is interactive – Users have control over the content that is being showed to them. – Users are given navigational control • Example: – Games – Courseware – Interactive CD

Multimedia presentations can be live or recorded: • A recorded presentation may allow interactivity via a navigation system; • A live multimedia presentation may allow interactivity via an interaction with the presenter or performer.

characteristics ØMultimedia presentations can be viewed in person on stage, projected, transmitted, or played locally with a media player. ØBroadcasts and recordings can be either analog or digital electronic media technology. ØThe various formats of technological or digital multimedia may be intended to enhance the users' experience. ØOnline multimedia is increasingly becoming object-oriented and data-driven, enabling applications with collaborative end-user innovation and personalization on multiple forms of content over time.

ADVANTAGES Ø Multimedia enhances the effect of text presentations. Ø Improves the quality of presentation and retains the attention of audience. Ø It can be used for educational as well as entertainment purpose. Ø It is quick and easier to operate for the instructor. Ø Multimedia presentations can be modified very easily. Ø Multimedia is Entertaining as Well as Educational. Ø Addresses multiple learning styles(visual, verbal, physical etc. ) Ø Uses a variety of media elements to reinforce one idea Ø Activates multiple senses creating rich experiences Ø Improves retention

Dis-advantages: Ø Non-interactive – if one-way, no feedback. Ø Complex to create. Ø Time consuming. Ø Use of multimedia is expensive.