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Multimedia Literacy. Topics. Definitions Taxonomy of Multimedia Objects Survey of Multimedia Applications Multimedia Computer Components. What is Multimedia?.

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Presentation Transcript
topics
Topics
  • Definitions
  • Taxonomy of Multimedia Objects
  • Survey of Multimedia Applications
  • Multimedia Computer Components
what is multimedia
What is Multimedia?
  • The use of a computer to present and combine text, graphics, audio and video with links and tools that let the user navigate, interact, create, and communicate.
  • If one of the components is missing, you do not have multimedia.
why is it important
Why is it important?
  • It is emerging as a basic skill that will be important to life in the 21st century as reading.
  • Telecommuting
  • Home Shopping
  • Electronic Publishing
taxonomy of multimedia objects
Taxonomy of Multimedia Objects
  • Text- Printed, Scanned, Electronic, Hypertext
  • Graphics - Bitmaps, Clip Art, Digitized Pictures, Hyperpictures
  • Waveform Audio - digitized recordings, CD Audio (all ready in computer form), MIDI (Musical Instrument Digital Interface) Hyperaudio (trigger other multimedia objects)
multimedia objects
Multimedia Objects
  • Live Video Feeds (need a video overlay board)
  • Videotape, Videodisc, Digital Video
survey of multimedia applications
Survey of Multimedia Applications
  • One of Kennedy’s Famous Speeches
survey
Survey
  • The beauty of nature
survey9
Survey
  • Morphing
survey10
Survey
  • Architecture
  • education
multimedia computer components
Multimedia Computer Components
  • There are five categories in a multimedia computer:
  • system unit
  • multimedia accessories
  • read/write storage
  • auxiliary input devices
  • communication options
system unit
System Unit
  • Central Processor (586)
  • RAM (16MB)
  • Color Display (640 x 480)
  • Pointing Device
multimedia sites
Multimedia Sites
  • http://webcorp.com/video/videoarchive.htm
multimedia accessories
Multimedia Accessories
  • DVD-ROM
  • Digital Audio (Sound Blaster - at least a 16-bit audio board)
  • Audio Speakers
  • Video Overlay - card that allows your computer to display common video sources (video cameras, VCRs)
dvd rom
DVD-ROM
  • More storage capacity
    • 1 DVD approx. 12.5 CD-ROMs - 5650 disketts
    • DVDs 4.7-17 GB
  • Better audio
    • 6 separate audio tracks
    • permits up to eight language translations
    • important is that you can use the DVD player to play today’s audio compact disk (backward compatible)
  • recordable and rewritable
multimedia accessories input
Multimedia Accessories (input)
  • Sound card
  • microphone
  • graphics scanner
  • video capture card - digitize file and video segments for manipulation
read write storage
Read/Write Storage
  • Hard Disk (bigger the better)
  • Read-Write Optical Disk (holds 128 MB - about 9 boxes of high density 3.5 inch diskettes)
  • Writable CD-ROM (650 MB)
  • PCMCIA cards (Personal Computer Memory Card International Association - credit-card sized peripherals)
communications options
Communications Options
  • Modems
  • Networks
  • Internet Connections
experiencing multimedia on the web
Experiencing Multimedia on the Web
  • Technology may require users to some extra work in order to activate Web multimedia on their own computers
  • Plug-ins (add ons) programs downloaded form a vendor’s Web site that enhance your browser’s capabilities
popular plug ins
Popular Plug-ins
  • Real Audio
    • www.realaudio.ocm
  • Shockwave
    • www.macromedia.com
  • Live 3D
    • www.netscape.com
  • vivoActive and CU-SeeMe
    • www.netscape.com, www.wpine.com
internet multimedia
Internet Multimedia
  • When you click a Web page to play a media element, the Web server sends a copy of the media file to your computer.
  • This can be done in two ways:
    • all at once (long video files!!!)
    • streaming media
  • multimedia is displayed with 2 technologies:
    • in-place multimedia
    • multimedia overlay
questions

Questions

http://webcorp.com/video/videoarchive.htm

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