[FFmpeg-user] amr_nb in mp4 container?

Andrew Randrianasulu randrianasulu at gmail.com
Thu Feb 15 10:00:00 EET 2024

чт, 15 февр. 2024 г., 10:39 Ferdi Scholten <ferdi at sttc-nlp.nl>:

> The AMR audio format is not specified as a valid audio format for the
> mp4 container (see *ISO
> <
> https://en.wikipedia.org/wiki/International_Organization_for_Standardization>/IEC
> <https://en.wikipedia.org/wiki/International_Electrotechnical_Commission>
> 14496-14:2003)*. So managing to get it in does not mean it can be played
> or transcoded by other software that conforms to the mp4 specifications.
> Should you want it to be registered as such, you can do that here:
> https://mp4ra.org/request
> You can find all officially supported codecs and other streams on that
> site as well.

not sure if individuals can do anything about it?

found this thread from 6 years ago


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