week 22-27

B-ROLL: Stock footage acquired for miscellaneous needs

CHROMA: The color information contained in a video signal, consisting of hue (phase angle) and saturation (amplitude) of the color subcarrier signal

COLOR BARS: An electronically generated video pattern consisting of eight equal width colors, used to establish a proper color reference before recording and playback* and for adjustment purposes

FRAME: A complete video image consisting of 2 fields. There are 30 frames per second on video tape.

COLOR TEMPERATURE: A method for specifying the overall color of a light source, measured in degrees Kelvin (deg.K).
Daylight = 5000-5500 deg.K Fluorescent = approx. 4100 deg.K Indoor incandescent = 2800 deg.K

dB (Decibel): A unit for expressing the ratio of two amounts of electric or acoustic signal power, used for measuring audio and video signals

CHROMA KEY: The process of overlaying one video signal over another by replacing a range of colors with the second signal.

DAT (Digital Audio Tape): A consumer digital audio recording and playback system developed by Sony.
DECODE:
To separate a composite* video signal into its component parts.

ENCODE:
The process of combining analog* or digital* video signals, e.g., red, green and blue, into one composite* signal.

Fps - frames per second - rate at which video plays

POST-PRODUCTION:
All production work done after the raw video footage and audio elements have been captured.

Write down 3 examples:
Editing, titling, special effects* insertion, image enhancement, audio mixing and other production work is done during post-production

Acoustics -
It is the study of sound. The generation, transmission and the reception of sound waves, or simply the energy causing the disturbance in a medium.

gain
It is the amount of amplification in dB in an electronic device.

Ohms
Unit to measure the electrical resistance.

wavelength
Distance sound travels through one complete cycle of pressure change.

week 17

RIP raster image processor
Part of a postscript printer or image setting device that converts page info

Algorithm
Sequence of mathematical steps to process data

Calibration
adjusts monitor color to print color

Cutaway A drawing of an object as if part of it were cut away to show the inside.

week 16

Bug
This is a mistake in a program that the makers of the program didn't notice before they sold it.

Patch
A little program that fixes bugs in computer programs.

Crack
A small program intended to defeat software's copy protection.

Virus
A program that someone has made on purpose to try and break computers

wotd15 week

Analogous: colors adjacent on the color wheel

Monochromatic: a tint and a shade of one hue

Complementary color: colors opposite each other on the color wheel make each other appear brighter, livelier

Attachment A file that is sent with your E-mail.

wotd14

Firewall A firewall prevents computers on a network from communicating directly with external computer systems

IP address (Internet protocol address)A unique string of numbers that identifies a computer on the Internet.

Noise – unwanted pixels in an image also referred to as artifacts

Pantone –a company producing numerous color matching systems for print and computer applications.
3000 distinct colors