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Multimedia Elements

Multimedia Elements. Dr Afendi Hamat. Definition. Multi. Media – the medium or the hardware and software that delivers the information or the message Advancement in technology also redefines multimedia. Add to the definition: purpose . Elements. Text Graphic Audio Video Animation.

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Multimedia Elements

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  1. Multimedia Elements Dr AfendiHamat

  2. Definition • Multi. • Media – the medium or the hardware and software that delivers the information or the message • Advancement in technology also redefines multimedia. • Add to the definition: purpose.

  3. Elements • Text • Graphic • Audio • Video • Animation

  4. Text • The most basic element. • Exists in almost every application. • Consideration when using text: • Position • Length • Legibility

  5. Hypertext • Text that are links to other resources. • We also have the term ‘hypermedia’. • Both are coined by Ted Nelson in 1963. • Look those terms up.

  6. Graphics • Not text and not sound. • So much a part of the computer that people use their computers without realizing they control is mostly via graphics. • A lot of efforts in the past 20 years has been spend on making computers display graphics better.

  7. Graphics • Comes in various formats: jpeg, gif, bmp, tiff. • But there are only two kinds: raster and vector. • Vector: sequence of commands or mathematical statements that place lines and shapes in a given two-dimensional or three-dimensional space.

  8. Graphics • Raster – also known as bitmap. • Created by placing dots on a display space. • A dot is usually called a pixel.

  9. Audio • Music, speech and sound effects. • Sounds are analog or digital. • Audio on computers are digital sampling of actual sounds.

  10. Video • Combination of visuals and audio. • Powerful impact on viewers. • A very useful element in multimedia applications.

  11. Animations • The process of creating movements from a series of still images. • Can be 2D or 3D. • Made famous by a lot of animated movies. • A powerful tool to simulate real life situations.

  12. About Multimedia • Having all ‘media’ at the same time: • What does this do? • The factor that changes the equation is interactivity

  13. Interactivity • Linear vs Non-Linear • True Interactivity.

  14. Multimedia Tools • Two basic types: • Card-based • Timeline-based.

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