[FFmpeg-user] Create an AAC stream matching the Core Media Audio packet format / priming etc?
cus at passwd.hu
Sat Apr 15 08:55:22 EEST 2017
On Sat, 15 Apr 2017, Carl Eugen Hoyos wrote:
> 2017-04-14 23:44 GMT+02:00 Mark Burton <mwjburton at gmail.com>:
>> I find it hard having to accept an encode will always play out of
>> sync on certain players.
> Could you elaborate a little?
> So far, for every ticket, it either turned out that out-of-sync was
> not reproducible with MPlayer / vlc (and FFmpeg) or it was off-
> by-one-frame which I consider hard to reproduce...
Last time I checked (a year ago or so), ffmpeg created a correct .mov edit
list to signal the audio priming.
Here is patch which writes Sample Group Description Atom and the
Sample-To-Group Atom as well, in addition to the already existing edit
You can check if it makes a difference or not.
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