[FFmpeg-user] Concat filter with more than 1 audio stream -- How?

[Paul B Mahol]

On 2/24/20, Nicolas George <george at nsup.org> wrote:
> Carl Eugen Hoyos (12020-02-24):
>> If you want to concatenate mpeg streams
>
> But they are not MPEG streams:
>
>>>>> "concat:i:\VIDEO_TS\VTS_02_1.VOB|i:\VIDEO_TS\VTS_02_2.VOB
>
> They are fragments of a DVD-Video filesystem. They should not be read
> directly. FFmpeg has no support for them.

How so they are not supported? What support is missing?

>
> Regards,
>
> --
>   Nicolas George
>