![Page 1: INTRODUCTION TO MULTIMEDIA - {$SEO TITLE} - Introduction to... · What are the four characteristics of MULTIMEDIA SYSTEM? Challenges for Multimedia Systems The key issues multimedia](https://reader034.vdocuments.site/reader034/viewer/2022051803/5b0b37847f8b9a45518da523/html5/thumbnails/1.jpg)
INTRODUCTION TO MULTIMEDIA
Chapter 2
Multimedia Systems
![Page 2: INTRODUCTION TO MULTIMEDIA - {$SEO TITLE} - Introduction to... · What are the four characteristics of MULTIMEDIA SYSTEM? Challenges for Multimedia Systems The key issues multimedia](https://reader034.vdocuments.site/reader034/viewer/2022051803/5b0b37847f8b9a45518da523/html5/thumbnails/2.jpg)
Definition of Multimedia System
A Multimedia System is a
system capable of
processing multimedia data
and applications.
![Page 3: INTRODUCTION TO MULTIMEDIA - {$SEO TITLE} - Introduction to... · What are the four characteristics of MULTIMEDIA SYSTEM? Challenges for Multimedia Systems The key issues multimedia](https://reader034.vdocuments.site/reader034/viewer/2022051803/5b0b37847f8b9a45518da523/html5/thumbnails/3.jpg)
Characteristics of a Multimedia Systems
A Multimedia systems has four basiccharacteristics:
1. Multimedia systems must be computercontrolled.
2. Multimedia systems are integrated.
3. The information they handle must berepresented digitally.
4. The interface to the final presentation ofmedia is usually interactive
![Page 4: INTRODUCTION TO MULTIMEDIA - {$SEO TITLE} - Introduction to... · What are the four characteristics of MULTIMEDIA SYSTEM? Challenges for Multimedia Systems The key issues multimedia](https://reader034.vdocuments.site/reader034/viewer/2022051803/5b0b37847f8b9a45518da523/html5/thumbnails/4.jpg)
Characteristics of a Multimedia Systems
1. Computer Controlled
Producing the content of the information – e.g. byusing the authoring tools, image editor, sound andvideo editor
Storing the information – providing large and sharedcapacity for multimedia information.
Transmitting the information – through the network.
Presenting the information to the end user – makedirect use of computer peripheral such as displaydevice (monitor) or sound generator (speaker).
![Page 5: INTRODUCTION TO MULTIMEDIA - {$SEO TITLE} - Introduction to... · What are the four characteristics of MULTIMEDIA SYSTEM? Challenges for Multimedia Systems The key issues multimedia](https://reader034.vdocuments.site/reader034/viewer/2022051803/5b0b37847f8b9a45518da523/html5/thumbnails/5.jpg)
Characteristics of a Multimedia Systems
2. Integrated
All multimedia components (audio, video, text,graphics) used in the system must be somehowintegrated.
Every device, such as microphone and camera isconnected to and controlled by a single computer.
A single type of digital storage is used for all mediatype.
Video sequences are shown on computer screeninstead of TV monitor.
![Page 6: INTRODUCTION TO MULTIMEDIA - {$SEO TITLE} - Introduction to... · What are the four characteristics of MULTIMEDIA SYSTEM? Challenges for Multimedia Systems The key issues multimedia](https://reader034.vdocuments.site/reader034/viewer/2022051803/5b0b37847f8b9a45518da523/html5/thumbnails/6.jpg)
Characteristics of a Multimedia Systems
3. Interactivity
Level 1: Interactivity strictly on information delivery.Users select the time at which the presentationstarts, the order, the speed and the form of thepresentation itself.
Level 2: Users can modify or enrich the content ofthe information, and this modification is recorded.
Level 3: Actual processing of users input and thecomputer generate genuine result based on theusers input.
![Page 7: INTRODUCTION TO MULTIMEDIA - {$SEO TITLE} - Introduction to... · What are the four characteristics of MULTIMEDIA SYSTEM? Challenges for Multimedia Systems The key issues multimedia](https://reader034.vdocuments.site/reader034/viewer/2022051803/5b0b37847f8b9a45518da523/html5/thumbnails/7.jpg)
Characteristics of a Multimedia Systems
4. Digitally Represented
Digitization: process involved in transforming an
analog signal to digital signal.
![Page 8: INTRODUCTION TO MULTIMEDIA - {$SEO TITLE} - Introduction to... · What are the four characteristics of MULTIMEDIA SYSTEM? Challenges for Multimedia Systems The key issues multimedia](https://reader034.vdocuments.site/reader034/viewer/2022051803/5b0b37847f8b9a45518da523/html5/thumbnails/8.jpg)
Quiz!!!
1. Define MULTIMEDIA SYSTEM.
2. What are the four characteristics of MULTIMEDIA
SYSTEM?
![Page 9: INTRODUCTION TO MULTIMEDIA - {$SEO TITLE} - Introduction to... · What are the four characteristics of MULTIMEDIA SYSTEM? Challenges for Multimedia Systems The key issues multimedia](https://reader034.vdocuments.site/reader034/viewer/2022051803/5b0b37847f8b9a45518da523/html5/thumbnails/9.jpg)
Challenges for Multimedia Systems
The key issues multimedia systems need
to deal with here are:
How to represent and store temporal
information.
How to strictly maintain the temporal
relationships on play back/retrieval.
What process are involved in the above.
![Page 10: INTRODUCTION TO MULTIMEDIA - {$SEO TITLE} - Introduction to... · What are the four characteristics of MULTIMEDIA SYSTEM? Challenges for Multimedia Systems The key issues multimedia](https://reader034.vdocuments.site/reader034/viewer/2022051803/5b0b37847f8b9a45518da523/html5/thumbnails/10.jpg)
Desirable Features for a Multimedia System
Very High Processing Power
Multimedia Capable File System
Data Representations/File Formats thatsupport multimedia
Efficient and High I/O
Special Operating System
Storage and Memory
Network Support
Software Tools
![Page 11: INTRODUCTION TO MULTIMEDIA - {$SEO TITLE} - Introduction to... · What are the four characteristics of MULTIMEDIA SYSTEM? Challenges for Multimedia Systems The key issues multimedia](https://reader034.vdocuments.site/reader034/viewer/2022051803/5b0b37847f8b9a45518da523/html5/thumbnails/11.jpg)
Components of a Multimedia System
Component of
Multimedia System
Capture Devices
Storage Devices
Communication Network
Computer System
Display Devices
![Page 12: INTRODUCTION TO MULTIMEDIA - {$SEO TITLE} - Introduction to... · What are the four characteristics of MULTIMEDIA SYSTEM? Challenges for Multimedia Systems The key issues multimedia](https://reader034.vdocuments.site/reader034/viewer/2022051803/5b0b37847f8b9a45518da523/html5/thumbnails/12.jpg)
Components of a Multimedia System
Central Processing Unit
A central processing unit (CPU), or sometimes simply
processor, is the component in a digital computer capable
of executing a program.
![Page 13: INTRODUCTION TO MULTIMEDIA - {$SEO TITLE} - Introduction to... · What are the four characteristics of MULTIMEDIA SYSTEM? Challenges for Multimedia Systems The key issues multimedia](https://reader034.vdocuments.site/reader034/viewer/2022051803/5b0b37847f8b9a45518da523/html5/thumbnails/13.jpg)
Components of a Multimedia System
Monitor
A monitor, is a piece of electrical equipment which
displays viewable images generated by a computer
without producing a permanent record.
![Page 14: INTRODUCTION TO MULTIMEDIA - {$SEO TITLE} - Introduction to... · What are the four characteristics of MULTIMEDIA SYSTEM? Challenges for Multimedia Systems The key issues multimedia](https://reader034.vdocuments.site/reader034/viewer/2022051803/5b0b37847f8b9a45518da523/html5/thumbnails/14.jpg)
Components of a Multimedia System
Projector
Projection devices such as data projectors can be used
to display images on surfaces such as a wall, producing
clear, bright and high resolution images.
![Page 15: INTRODUCTION TO MULTIMEDIA - {$SEO TITLE} - Introduction to... · What are the four characteristics of MULTIMEDIA SYSTEM? Challenges for Multimedia Systems The key issues multimedia](https://reader034.vdocuments.site/reader034/viewer/2022051803/5b0b37847f8b9a45518da523/html5/thumbnails/15.jpg)
Components of a Multimedia System
Video Grabbing Card
A video card, (also referred to as a graphics accelerator
card, display adapter, graphics card, and numerous
other terms), is an item of personal computer hardware
whose function is to generate and output images to a
display.
![Page 16: INTRODUCTION TO MULTIMEDIA - {$SEO TITLE} - Introduction to... · What are the four characteristics of MULTIMEDIA SYSTEM? Challenges for Multimedia Systems The key issues multimedia](https://reader034.vdocuments.site/reader034/viewer/2022051803/5b0b37847f8b9a45518da523/html5/thumbnails/16.jpg)
Components of a Multimedia System
Sound Card
A sound card (also known as an audio card) is a computer
expansion card that facilitates the input and output sound
under control of computer programs.
![Page 17: INTRODUCTION TO MULTIMEDIA - {$SEO TITLE} - Introduction to... · What are the four characteristics of MULTIMEDIA SYSTEM? Challenges for Multimedia Systems The key issues multimedia](https://reader034.vdocuments.site/reader034/viewer/2022051803/5b0b37847f8b9a45518da523/html5/thumbnails/17.jpg)
Components of a Multimedia System
Speakers
A loudspeaker, speaker, or speaker system is an
electromechanical transducer which converts an electrical
signal into sound.
![Page 18: INTRODUCTION TO MULTIMEDIA - {$SEO TITLE} - Introduction to... · What are the four characteristics of MULTIMEDIA SYSTEM? Challenges for Multimedia Systems The key issues multimedia](https://reader034.vdocuments.site/reader034/viewer/2022051803/5b0b37847f8b9a45518da523/html5/thumbnails/18.jpg)
Components of a Multimedia System
CD-ROM Drive
CD-ROM discs are read using CD-ROM drives, which
are now almost universal on personal computers.
![Page 19: INTRODUCTION TO MULTIMEDIA - {$SEO TITLE} - Introduction to... · What are the four characteristics of MULTIMEDIA SYSTEM? Challenges for Multimedia Systems The key issues multimedia](https://reader034.vdocuments.site/reader034/viewer/2022051803/5b0b37847f8b9a45518da523/html5/thumbnails/19.jpg)
Components of a Multimedia System
Scanner
A scanner is a device that analyzes images, printed text, or
handwriting, or an object (such as an ornament) and
converts it to a digital image.
![Page 20: INTRODUCTION TO MULTIMEDIA - {$SEO TITLE} - Introduction to... · What are the four characteristics of MULTIMEDIA SYSTEM? Challenges for Multimedia Systems The key issues multimedia](https://reader034.vdocuments.site/reader034/viewer/2022051803/5b0b37847f8b9a45518da523/html5/thumbnails/20.jpg)
Components of a Multimedia System
Touchscreen
Touchscreens, touch screens, touch panels or
touchscreen panels are display overlays which have
the ability to display and receive information on the
same screen.
![Page 21: INTRODUCTION TO MULTIMEDIA - {$SEO TITLE} - Introduction to... · What are the four characteristics of MULTIMEDIA SYSTEM? Challenges for Multimedia Systems The key issues multimedia](https://reader034.vdocuments.site/reader034/viewer/2022051803/5b0b37847f8b9a45518da523/html5/thumbnails/21.jpg)
Components of a Multimedia System
Head-up Display
Devices that are worn on the head to display
information are known as head-up displays. This
technology has been implemented in virtual reality.
![Page 22: INTRODUCTION TO MULTIMEDIA - {$SEO TITLE} - Introduction to... · What are the four characteristics of MULTIMEDIA SYSTEM? Challenges for Multimedia Systems The key issues multimedia](https://reader034.vdocuments.site/reader034/viewer/2022051803/5b0b37847f8b9a45518da523/html5/thumbnails/22.jpg)
Quiz!!!
1. What are the components of Multimedia
System and give examples for each.