20 terms
Digital Media 6.01 Vocabulary (Part 1)
NTSC
The analog television broadcasting system used in the United States
PAL
An analog television broadcasting system used in large parts of the world outside of the US
SECAM
An analog television broadcasting system first used in France
ATSC
Set of standards developed for digital television transmission that replaced much of the analog NTSC television system
Analog
A non-digital representation of information in a continuous flow, rather than as individual pieces of data
Digital
A representation of information as individual pieces of data
Aspect Ratio
The dimension of width and height, also known as frame size
Frame Rate
The speed at which video frames appear, usually measured in frames per second (fps)
Streaming
The process of transmitting audio/video files over the Internet that begins playing as the remaining data is being transferred to the user's computer
MOV
Developed by Apple for the QuickTime video player; also known as QuickTime movie format, best used for streaming
WMV
Developed by Microsoft for streaming video
AVI
Developed by Microsoft computers for Window media video player; not good for streaming
MPEG-2
A standard file format for DVD
MPEG-4
A standard file format for Blu-ray disk which uses a greater compression and achieves a higher quality of video on the Internet
FLV
The file format used to deliver video over the Internet using Adobe Flash player
RCA
Common audio and video connector which has been around since the 1940's and is still used in modern electronics
BNC
A type of video cable connector commonly used in television production; locks together securely with a ¼ turn twist
HDMI
Uncompressed digital audio/video cable; new standard digital interface cable for consumer electronics
S-Video
Carries standard-definition video, but not audio; better image quality than a composite signal cable
Coaxial
Connector that carries an RF (radio frequency) signal and is commonly found on the back of consumer VCRs and TVs