[FFmpeg-user] How to concat two videos with same size but different source?

[Reindl Harald]

Am 14.10.22 um 19:24 schrieb Bo Berglund:
> Is this a flawed assumption?

as it told you at the begin of this thread: you can't concat video 
formats like H264 as it where wave audiofiles

that begins with https://www.web3.lu/indexing-moov-atom-in-h264-video-files/

and that part is pretty sure the reason most players saysing "i am done" 
after the first

> If it is then I need probably to translate each snippet to something entirely
> different like ts before concatenate with re-encode using libx264 and aac?
> 
> And that would increase the needed processing time a lot

but if you are it plays everywhere....