Multimedia Objects

1. Introduction

A multimedia application consists of various media objects that work together to convey information effectively. Each object has unique characteristics and storage requirements.

• Basic building blocks of multimedia
• Stored and processed digitally

2. Types of Multimedia Objects

• Text
• Graphics and Images
• Audio
• Video
• Animation

3. Text Objects

Text objects include characters, words, and symbols used to present information in multimedia systems.

• Most basic media object
• Used for labels and narration

4. Image Objects

Image objects represent visual information using bitmap or vector graphics.

• Bitmap images (JPEG, PNG)
• Vector images (SVG)

5. Audio Objects

Audio objects include speech, music, and sound effects that enhance the multimedia experience.

• Requires sound hardware
• Stored in digital formats

6. Video Objects

Video objects consist of a sequence of images displayed rapidly to create motion.

• High storage requirement
• Requires compression

7. Animation Objects

Animation objects simulate movement by displaying a series of frames or using mathematical transformations.

• Frame-by-frame animation
• Computer-generated animation

8. Properties of Multimedia Objects

• Data size
• Time dependency
• Quality and resolution

9. Storage Requirements

Different multimedia objects require different storage capacities depending on quality and compression.

• Text – small size
• Images – medium size
• Audio & Video – large size

10. Applications

• E-learning systems
• Interactive websites
• Games and entertainment

Practice Questions

1. What are multimedia objects?
2. List different types of multimedia objects.
3. Explain image and audio objects.
4. Why do video objects require compression?
5. State applications of multimedia objects.

Practice Task