multimedia system introduction
DESCRIPTION
researchTRANSCRIPT
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Mul$media & Mul$media System
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What is Mul$media?
Mul$- means many; much; mul$ple Medium means:
An intervening substance through which something is transmiAed or carried on A means of mass communica$on such as newspaper, magazine, or television
~from American Heritage Electronic Dic3onary 1991
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What is Mul$media?
Mul$media is the presenta$on of a computer applica$on incorpora$ng media elements
In general, mul$media includes a combina$on of text, audio, s$ll images, anima$on, video, and interac$ve content.
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Classica$on of media types
Captured from real world
Synthesized by computer
Discrete or space-based
Con4nuous or $me-based
Origin
Time/Space nature
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What is a Mul$media System?
is characterized by the processing, storage, genera$on, manipula$on and rendi$on of Mul$media informa$on
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What is a Mul$media System?
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What is it all about?
Mul$media Elements Sound, audio, voice and music
Graphics, photographs and image
Text, and layout video and anima$on
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What is it all about?
Applica$on domain which deals how to develop mul$media applica$ons: Mul$media applica$on development method Interface design and SoOware tools element processing tools, authoring tools
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What is it all about?
suppor$ng technology which deals the technology that are needed to support mul$media applica$ons, such as: Data Compression Data and le format Mul$media input, output and storage
Mul$media and the Internet
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Requirement for a Mul$media System
Very High Processing Power Mul$media Capable File System Data Representa$ons File Formats that support mul$media
Ecient and High I/O Special Opera$ng System Storage and Memory Network Support SoOwareTools
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Characteris$cs of Mul$media
1.They must be computer-controlled. User is able to view, hear, and see using a Mul$media
PC System.
2. They are integrated. At least one discrete and one con$nuous media
combined for informa$on presenta$on and sharing.
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Characteris$cs of Mul$media System
3. The informa4on they handle must be represented digitally.
Consists of various form of media i.e. text, graphics, audio, video, and anima$ons; created, stored, processed, and transmiAed DIGITALLY.
4. The interface to the nal user may permit interac4vity.
User is able to navigate, interact, create, and communicate.
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Benets of Using mul$media in soOware
Ease of use - User friendly, increase users eec$veness
Intui4ve Interface - Allows user to determine func$ons of an applica$on by their own intui$on
Immersive Experience - SoOware applica$on takes over the en$re computer screen, allows user to focus on applica$on
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Benets of using mul$media in soOware
Self-paced interac4on & beGer reten4on - allows informa$on processing at ones own pace
BeGer understanding - simultaneous presenta$on of dierent media provides
richer & broader range of informa$on.
Cost eec4veness - less training, less technical support
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Categories of Mul$media
Mul$media Applica$ons Linear Non-linear
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What is Hypermedia?
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What is Hypermedia?
Hypertext - meant to be read nonlinearly, by following links that point to other parts of the document, or to other documents
Hypermedia - not constrained to be text- based, can include other media, e.g., graphics, images, and especially the con$nuous media sound and video
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Applica$ons/Products of Mul$media
Mul$media nds its applica$on in various areas Home Business Government Educa$on Broadcas$ng & Entertainment Research & Development Health Public Places
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Business
Interactive Multimedia Merchandising Online-shopping Kiosks Virtual shopping / home shopping
Desktop Videoconferencing Due to the high cost of transporta$on and the large amount of employee $me spent traveling to mee$ngs, videoconferencing is on the rise.
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con$nued
Multimedia Travel Systems These systems enable the travel agents to show their customers about where they will travel, what will be their accommoda$on like, and what they will be able to do at their des$na$ons.
Real Estate Mul$media systems enable buyers to visit hundreds of proper$es virtually, view on screen photos of homes, inspect oor plans, see street maps, and study neighborhood demographics.
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con$nued
Corporate Training Many corpora$ons have used mul$media to reduce training cost and improve employee produc$vity.
Advertising and Electronics Brochures The electronic brochure is an adver$sing and marke$ng tool that usually consists of single diskeAe or CD-ROM sent to targeted audiences. Corpora$ons are also beginning to oer shareholders annual reports on CD-ROM.
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Government
Public Service Kiosks Mul$media kiosks convey public service informa$on such as jobs and employment opportuni$es.
City-info kiosks oer to ci$zens and travelers the ability to nd informa$on on addresses, points of interest, shops, restaurants, public transporta$on, hours of opening, guided tours, city transport info.
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con$nued Politics Mul$media in general and internet in par$cular are playing a big role in poli$cs and virtual campaigning where every poli$cal candidate contes$ng in an elec$on has a web site.
Consumer Information Mul$media based CD-ROMs are available which contains government informa$on on a wide variety of
topics: government forms, list of government oces in
each state, tax prepara$on etc.
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Educa$on Computer Aided Learning To assist student through simula$on
for beAer understanding such as volcano erup$on, corrosion, language pronuncia$on, etc.
Virtual Campus Learning takes place in a virtual
classroom using video conferencing and online lecture so that students all around the world can aAend.
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Broadcas$ng and Entertainment
Electronic catalogue
Product features and descrip$ons are adver$sed through web, CD and mobile devices.
Interactive Movie
Viewers can decide the direc$on of the plot of the movie and camera angle.
On-demand News or movies News, movies and TV series can be watched on demand through web and mobile devices.
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con$nued 3D or animated movies Movies created through advance 3D technology and anima$on techniques.
Video Games Advances in the eld of mul$media have led to more aArac$ve video and computer games being available now in the consumer market.
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Virtual Reality Virtual Reality refers to the use of a computer to
immerse the user into a simulated experience that it seems real. Virtual reality systems oOen use special hardware to enhance the experience, including visual displays.
con$nued
Cyber Sports Cyber Sports is the use of virtual reality to provide
computer users with a realis$c sports experience. Two new interac$ve virtual reality devices let you Swing and Hit balls at your PC.
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Medicine
Virtual Surgery Virtual surgery authoring system has been created for producing surgical training simula$on.
Surgeons can use 3-D images created from magne$c resonance imaging (MRI) scans of the human body to prac$ce complicated procedures such as brain tumor removal and reconstruc$ve surgery.
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con$nued
Video Conferencing and Image Retrieval The use of imaging techniques (X-Rays, CT, MRI etc) is growing in health care
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Typical Applica$ons of Mul$media
Digital video edi$ng and produc$on systems Electronic newspapers/magazines World Wide Web Games On-line reference works: e.g. encyclopedia, games, etc. Mul$media courseware Video conferencing / Communica$on Video-on-demand Interac$ve movies