MPEG-4

MPEG-4, typically abbreviated to .mp4, is a series of specifications defining a container format for compressed digital audio and visual (AV) data. It is based on Apple's QuickTime file format.
==History==
The MPEG-4 specification was introduced in late 1998 and designated a for a group of and formats and related technology agreed upon by the ISO/ Moving Picture Experts Group (MPEG) (/SC29/WG11) under the formal standard ISO/IEC 14496 – Coding of audio-visual objects. Uses of MPEG-4 include compression of AV data for web streaming and CD-ROM distribution, voice (, ), and television applications. The MPEG-4 standard was developed by a group led by Touradj Ebrahimi (later the Joint Photographic Experts Group president) and Fernando Pereira.
==Specification parts==
*MPEG-4 Part 2: Used in video DVDs; introduced in QuickTime 6.
*MPEG-4 Part 3: Used in variations of AAC; also introduced in QuickTime 6.
*MPEG-4 Part 10, also known as H.264: Used in Blu-ray Discs and video streaming; introduced in QuickTime 7.
*MPEG-4 Part 12: Used in and ; the latter was superseded at Apple by ProRes.Goodbye, QuickTime 7 and JPEG 2000 by Michael J. Tsai. 2019-03-26.
==References==
==External links==
*MPEG-4 at Computer Hope
*
* at Wikipedia
Category:Video codecs
Category:1998 introductions