[Libav-user] Unrecognized option 'fec'.

Carl Eugen Hoyos ceffmpeg at gmail.com
Fri Dec 21 23:42:27 EET 2018

2018-12-20 15:05 GMT+01:00, Steve Calzone <stevec at shift2stream.com>:
> Hi,
> I am trying to create an RTP with FEC output from ffmpeg and receive the
> error “Unrecognized option ‘fec’” when running this incantation:
> ffmpeg -re -i filename.ts -c copy -map 0 -fec prompeg=l=5:d=20
> rtp://<IP>:5000
> Is prompeg supposed to be in the distribution?  If so, how to enable support
> for FEC? If not, do I need to recompile and which libs to enable?

A default compilation should work.

> fmpeg version 2.8.15-0ubuntu0.16.04.1 Copyright (c) 2000-2018 the FFmpeg

Please always test current FFmpeg git head before asking for support.

Carl Eugen

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