1. Multimedia Production
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Multimedia Production
Multimedia Production
Multimedia Production
Multimedia Production
Uses and Terms to Know
Computer Applications II

2. To investigate and explore terms and usage of multimedia production
Objective
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To investigate and explore terms and usage of multimedia production

3. Uses of Multimedia Production
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Communication is essential in today’s high-tech, fast-paced work environment. Multimedia can help to enhance your communication skills by giving your audience a visual representation of your ideas.

4. ...just to name a few situations.
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Multimedia production can be used when you find yourself...
presenting new ideas
motivating team members
persuading others to take action
delivering bad news to workers
facilitating meetings
working with customers
...just to name a few situations.

5. Terms to Know:
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Aspect ratio: (height X width) Proportions of graphics. Some programs allow you to maintain the aspect ratio when sizing a picture. (i.e.-no distortion)
Authoring software: Programs used to create full, multimedia productions, such as simulations and tutorials. Most have some point-and-click features, but require some knowledge of programming language concepts. (i.e.-Microsoft Visual Basic, Macromedia Director)

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AVI (Audio Video Interleaved): Windows format for saving video with sound. Same as Mac’s QuickTime MOV format.
Bitmap (.bmp): Windows format for storing simple graphics. Can create bitmaps with Paint program.
CODEC: Program/device that COmpresses and DECompresses digital video. Cinepak, Indeo (Intel), and RealVideo are examples of CODEC’s.

7. Dithering: Blending colors to modify colors or produce new ones.
Color Palette: Available color selections, ranging from 16 colors to 16.7 million. Color shifts can occur from program to program and from computer to computer.
Digital/Digitalization/Digitized: Progress of converting video or audio signals, normally in waveform, into 1’s and 0’s. This digital format (actually patterns of on’s/high voltage (1’s) and off’s/low voltage (0’s) can be processed by the computer.
Dithering: Blending colors to modify colors or produce new ones.
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8. Frame: A single picture in a computerized “movie”
Dropped frames: In digital video, when the computer cannot keep pace with the displayed images, it drops frames in an attempt to catch up.
FPS (frames per second): Number of picture images displayed per second, giving digital video the illusion of motion. (30 fps considered to be TV quality)
Frame: A single picture in a computerized “movie”
GIF (Graphic Interchange Format): A graphics file format originated by Compuserve, usable for web pages and some multimedia software.
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9. JPEG (Joint Photographic Experts Group): A graphics format capable of representing up to 16.7 million colors that is ideal for complex pictures of natural, real world scenes, including photographs, realist artwork, and paintings. (10:1 or 20:1 compression ratios)
MIDI file: A file containing musical data encoded according to Musical Instrument Digital Interface specifications. (extension .MID)
MPEG video: A format for the compression of digitized videos and animations developed by the Moving Pictures Expert Group.
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10. MPEG-1: “postage stamp” resolution 352X240
MPEG-2: “broadcast quality” resolution
720X480 w/ CD quality sound
MPEG-3: High Definition Television
QuickTime (MOV): A cross-platform real-time video and multimedia data format developed by Apple Computer. QuickTime can include text, sound, and video.
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For more information surf to one of the following sources:
Online Reference of Multimedia
UNCG Glossary of Multimedia Terms
Webopedia
Webster’s New World Dictionary of Computer Terms