MP4

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(Jsummers moved page MP4 to MPEG-4: Splitting MP4 into separate MPEG-4 and MP4 articles)
 
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#REDIRECT [[MPEG-4]]
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{{FormatInfo
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|formattype=electronic
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|subcat=Video
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|extensions={{ext|mp4}}, {{ext|m4a}}, {{ext|m4p}}, {{ext|m4b}}, {{ext|m4r}}, {{ext|m4v}}
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|mimetypes={{mimetype|audio/mp4}}, {{mimetype|video/mp4}}
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}}
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'''MP4''' usually refers to the multimedia file format defined in Part 14 (and to a lesser extent Part 1) of the MPEG-4 standard.
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"MP4" could also mean the entire [[MPEG-4]] standard, or some other subset of MPEG-4. This article only covers the Part 14 file format.
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MPEG-4 Part 14 is an extension of Part 12. The recommended extension for it is ".mp4", though ".m4a" is often used for audio-only files. It is standardized by ISO/IEC 14496-14.
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== Links ==
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* [[Wikipedia:MPEG-4 Part 14|Wikipedia article: MPEG-4 Part 14]]
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* [http://www.mp4ra.org/ MP4 Registration Authority]
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[[Category:Audio and Music]]
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[[Category:MPEG-4]]

Revision as of 23:28, 3 April 2014

File Format
Name MP4
Ontology
Extension(s) .mp4, .m4a, .m4p, .m4b, .m4r, .m4v
MIME Type(s) audio/mp4, video/mp4

MP4 usually refers to the multimedia file format defined in Part 14 (and to a lesser extent Part 1) of the MPEG-4 standard.

"MP4" could also mean the entire MPEG-4 standard, or some other subset of MPEG-4. This article only covers the Part 14 file format.

MPEG-4 Part 14 is an extension of Part 12. The recommended extension for it is ".mp4", though ".m4a" is often used for audio-only files. It is standardized by ISO/IEC 14496-14.

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