[FFmpeg-user] How to copy all of 5 audio streams to mp4 file

[Ulf Zibis]

Am 21.02.19 um 00:17 schrieb Carl Eugen Hoyos:
>> AND that ffmpeg is not able to extract
>> them from other ripped files such as *.ifo?
> That may be possible but you do not provide other
> ripped files to FFmpeg.
In my post from 18.02.19, 19:04 CET I had listed the ifo files:
dvdrip/tmp/ifo:

vts_01_0.ifo  vts_02_0.ifo  vts_03_0.ifo  vts_04_0.ifo

Can ffmpeg eventually gather the language codes from there somehow, for
the 13 subtitles and the 5 audio streams?

-Ulf