introduction to multimedia system course.ppt
- 1. UNIT – I Introduction to Multimedia
- 2. 2 • Multimedia Concept • Multimedia Computing • Multimedia Classification • Multimedia Topics • Multimedia Driving Forces • Multimedia Applications • Course Outline Multimedia Concept & Topics
- 3. 3 • Multi: more than one • Medium (singular): middle, intermediary, mean • Media (plural): means for conveying information – - Media in the press, newspaper, radio and TV context - mass media – - Media in communications: cables, satellite, network – transmission media – - Media in computer storage: floppy, CD, DVD, HD, USB – storage media – - Media in HCI context: text, image, audio, video, CG – interaction media • Multimedia: refers to various information forms text, image, audio, video, graphics, and animation in a variety of application environments • Multimedia … : • product, application, technology, platform, board, device, network • computer, system, classroom, school, … • Word “multimedia” is widely used to mean many different things What is Multimedia
- 4. 4 • Computing: Computer-based technologies and applications What computers? Various forms of computers/devices! In terms of computing, four fundamental multimedia attributes: 1. Digitized: All media including audio/video are represented in digital format 2. Distributed: The information conveyed is remote, either pre-produced and stored or produced in realtime, distributed over networks 3. Interactive: It is possible to affect the information received, and send own information, in a non-trivial way beyond start, stop, fast forward 4. Integrated: The media are treated in a uniform way, presented in an orchestrated way, but are possible to manipulate independently Definition of Multimedia: • Computer-based techniques of text, images, audio, video, graphics, animation, and any other medium where every type of information can be represented, processed, stored, transmitted, produced and presented digitally. What is Multimedia in terms of Computing
- 5. 5 • Text - ASCII/Unicode, HTML, Postscript, PDF • Audio – Sound, music, speech, structured audio (e.g. MIDI) • Still Image - Facsimile, photo, scanned image • Video (Moving Images) – Movie, a sequence of pictures • Graphics – Computer produced image • Animation – A sequence of graphics images A Classification of Multimedia
- 6. 6 • Residential services Video-On-Demand Video phone, A/V conferencing Home shopping • Business services Corporate education E-business Examples of Multimedia Applications
- 7. 7 • Education Digital libraries Distance learning • Science and technology Virtual environment Scientific visualization, prototyping • Entertainment Game Interactive TV Post production of movie and music • Medicine, Web applications, etc.
- 8. General Overview of a Multimedia System 8