[FFmpeg-user] Generate MPEG Transport stream from audio files only

Pierre Pasquet pierrepsqt at icloud.com
Fri Mar 9 20:47:33 EET 2018

I’m confused.
What does $ ffmpeg -i udp:// <udp://> actually do? 
Is it a substitute to mediastreamsegmenter? 


> On 9 Mar 2018, at 18:44, Moritz Barsnick <barsnick at gmx.net> wrote:
> On Fri, Mar 09, 2018 at 17:34:05 +0000, Pierre Pasquet wrote:
>> Why can’t I just do the same for a stream segmenter? Doesn’t FFMpeg provide a way to create a MPEG-2 transport stream with Audio only? 
> Yes it does. If you launch your audio-only ffmpeg stream (but not your
> segmenter), and then separately issue a "receiver" as such:
> $ ffmpeg -i udp://
> you will see that you receive an mpegts stream with only AAC audio.
> (Alas, when trying, my ffmpeg "receiver" took almost 10 seconds to pick
> up the stream.)
> Perhaps the segmenter is picky about the TS format, and ffmpeg isn't
> complying to its requirements. *shrug*
> Moritz
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