[FFmpeg-user] broken mp4 file from upd stream

Carl Eugen Hoyos ceffmpeg at gmail.com
Fri Feb 3 20:46:03 EET 2017

2017-02-02 10:14 GMT+01:00 Patrick <patrick_fischer at gmx.de>:
> i'm using ffmpeg to record a tv stream from an udp multicast (mpeg-ts).

Seriously: What's wrong with tcpdump?
FFmpeg is (afaict) not a tool to dump network streams.

> most of the time it works very well but sometimes(1 of 10) the mp4 file
> is broken.
> it seems that the moov atom header will not be written or something else.

How do you stop recording?

Please remember to test current FFmpeg before reporting issues here,
nothing else is supported.

Carl Eugen

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