Glossary - A Practical Guide to Video and Audio Compression - page 731

Topic Description

IEEE Institute for Electrical and Electronics Engineers.

IEEE 1394 Otherwise known as FireWire. The standard was developed

originally by Apple Computer and then ratified by the IEEE.

IETF Internet Engineering Task Force. This is a group that develops

and publishes new standards for use on the Internet.

I-frame An Intra frame is another name for a key frame in a video

sequence.

iLink The FireWire interface on Sony equipment is referred to by this

brand name.

Indeo Video This is a video format developed by Intel. It was well supported

on Mac OS 9 but a codec has not been made available for Mac
OS X. Availability on Windows is more common.

Interlaced scanning A means of doubling the perceived resolution by scanning only

the alternate lines on each pass down the screen. There are two
fields, one each for the odd and even lines being displayed.

Intra coding Macroblock coding that only refers to other blocks within the

same frame.

Intranet Your own private network system, which may or may not be

accessible via the Internet.

IP address The unique numerical network identity for a computer within a

particular sub-network. These values may be duplicated on
other networks.

ISDN Integrated Services Digital Network

ISMA Internet Streaming Media Alliance.

ISO International Standards Organization.

ITU International Telecommunications Union.

JMF Java Media Framework. A useful portable framework for

developing cross-platform and cross-format solutions.

JPEG Joint Photographic Experts Group.

JVT Joint Video Team. Formed by combining members of the

ISO/IEC/MPEG working group with the ITU-T/VCEG working
group to develop the H.264 standard. Sometimes used as
another name for H.264 due to the codec being developed by a
Joint Video Team.

Kbps Kilobits per second.

Kinoma A codec developed for use with mobile PDA devices.

LAB Lightness plus color components A and B.

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