Streaming media glossary
Here is a short glossary with the terms you may need to know when streaming live or on demand videos:
FPS = framerate, frames per second
B = byte = 8 bits
MB = Megabyte
Mb or Mbit= megabit
KB = kilobyte
Kb or kbit = kilobit
Codec (from coder/decoder) – software and/or hardware used to code/decode audio or video data.
Bpp – bits per pixel, describes color depth or compression ratio
Bitrate – number of bits that are conveyed or processed per unit of time
Chrominance (chroma) – color information
Luma (don’t confuse with Luminance) – brightness information
CRT – cathode ray tube
FMS – Flash Media Server
API – application programming interface
AAC – Advanced Audio Coding
Bandwidth – the amount of data that can be sent over a connection in a given amount of time without distortion. It should not be confused with band.
Band – A specific range of frequencies (for example those between 1850 MHz and 1995 MHz) are called a band.
Broadband – In data communications, a “broadband connection” is a connection with a high speed of data transfer (greater than 56 kbps). Generally, it is fast enough to support streaming video.
FTP – File Transfer Protocol
GB – Gigabyte
HTML – Hypertext Markup Language
IP – Internet protocol
MHz – Megahertz
RSS – Rich Site Summary
USB – Universal Serial Bus
VoIP – Voice over Internet Protocol
Buffering – The receiving and storing of data before it is played back.
Broadcast – To deliver a presentation, live or prerecorded. Opposite to on-demand
Client – A software application that receives data from a server.
Download – To send a file over a network with a nonstreaming protocol such as HTTP. Opposite to stream
DSL – Digital Subscriber Line. Technology used for transmitting digital data over a telephone line faster than through dial-up modems
Encoding – Converting a file into a compressed, streaming format
HTTP – Hypertext Transport Protocol. The protocol used by Web servers to communicate with Web browsers
ISP – Internet Service Provider. A company providing Internet access
LAN – Local Area Network. A computer network operating to a local area (single location)
URL – Uniform Resource Locator. A location description allowing a Web browser to receive data stored on a Web server
AVI – (Audio Video Interleaved) A Microsoft video format which contains multiple streams of different types of data, such as audio and video
DNS – (Domain Name System) DNS servers are located at strategic points on the Internet to resolve the routing of e-mail and Internet connections
GUI – (Graphical User Interface). An operating system interface between the user and the computer based on graphics
Hyperlink – A link in a web page that brings you to another webpage when activated
WMV – Windows Media Video
WMA – Windows Media Audio
WAV – sound format developed by Microsoft and used in Microsoft Windows
VOD – (Video on Demand): Video that can be accessed at any time by the user, opposite to live streaming
I will update it periodically to keep you informed with the newest information.
Professional Streaming Consultant