[Bug 789810] qtdemux: Add support for AC4

GStreamer (GNOME Bugzilla) bugzilla at gnome.org
Tue Dec 12 01:56:30 UTC 2017


https://bugzilla.gnome.org/show_bug.cgi?id=789810

--- Comment #16 from Jun Xie <jun.xie at samsung.com> ---
(In reply to Savinderjit Kaur from comment #14)
> I checked the MP4 files I had in hex editor, there were no atoms having any
> information regarding headers. 
> A spec is available here
> http://www.etsi.org/deliver/etsi_ts/103100_103199/103190/01.01.01_60/
> ts_103190v010101p.pdf


Annex E (normative): 
AC-4 Bitstream Storage in the ISO Base Media File Format 

this give some hints

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