M4A

From Hydrogenaudio Knowledgebase
Revision as of 22:06, 25 March 2006 by Demetris (talk | contribs) (Typo)

M4A is a file extension created by Apple Computer to distinguish MPEG4 files containing audio-only from files containing audio+video.

The container format is identical to MP4. Or, put in another way, it's an .MP4 with only an audio stream renamed to .M4A.