Computer Science 1033A/B Lecture Notes - Lecture 2: Transatlantic Telegraph Cable, High-Speed Photography, World Wide Web

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COMP SCI – WEEK 2
Multimedia
media and content that uses a combination of different content forms
combination of moving still pictures, sound, music, and words, especially in computers or
entertainment
Reasons you would leave a website instead of investing more time into it
unorganized
flashy letters
advertisements
frustrating navigation
following external links
slow loading
We communicate via the 5 senses
sight and sound are utilized in multimedia
Multimedia appplication
an application that can be used to present text, sound, video, images, and animation
Multimedia uses
to inform
to educate
to sell and run businesses
to entertain
Multimedia features
several components are used in combination with the following features
interactivity—different from watching TV
“Inter”-within
user has control over the application
experience is active rather than passive, like TV
hyperlinking—don't do everything in linear fashion
“Hyper”-moving around fast
index allows for jumping around sections
web pages have hyperlinks to other web pages or other locations on the same page
Examples: Medium | Linear (Sequential) | Nonlinear (Can jump around)
Sound | Old cassette Tape | CD
Video | VHS | DVD
Computer based multimedia applications
making a wesbite: integrate various media components and allow interactivity and hyperlinking
modes of delivery: World wide web, CD/DVD, info kiosk, game boxes, hand-held devices
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which should you use?
| CD/DVD | World Wide Web
Access Time | much faster | slower with old dial up
(How long will | |
it take the user | GOOD | BAD
to get the | |
application) | |
Ability to change | must re-burn and | edit quickly
the content | distribute all new |
| ones BAD | GOOD
when creating, you will need
Development Systems:
literally developing
systems used by a multimedia developer to create applications
User Systems:
literally using
systems used to play back/view/user the multimedia application
Required equipment
microphone
speakers/headphones
camera
video camera
fast processor
lots of storage capacity
DVD burner
sound and video cards
Ways to communicate
telegrams
posters
newspapers
mall
other people
radio
TV
internet—why better than previous options?
larger audience
fast/cheap
usually current
Area with most people
Asia
Most internet users
Asia
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Smallest/least internet users
Australia
Difference between WWW and Internet
WWW--piece of software that runs on the internet (ex. Microsoft word)
Internet—physical part: wires, nuts, bolts
Where are the earliest drawings/paintings by humans that were discovered?
France
Which time period was the first permanent photograph ever taken?
Between 1810-1840
First motion picture ever recorded?
Between 1880-1890
First full length movies with syched dialogue?
The Jazz Singer
Movie that had both black and white as well as colour?
Wizard of Oz
Name of predecessor to the Internet?
Arpanet
Who invented WWW?
Tim Berners-Lee
Very first graphical browser for WWW?
Mosaic
First band to give concert over Internet?
Rolling Stones
First full length film completely computer generated?
Toy Story
What application revolutionized/irritated music industry in 1999?
Napster
When did digital camera become fairly accessible/affordable to public?
1996
Great moments in multimedia history
--Before 1800s?
1450—Gutenburg invents movable type, allowing mass production of books
1702—England's first daily newspaper starts publishing
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