Am Mi., 23. Sept. 2020 um 17:24 Uhr schrieb Thomas Seilund via
ffmpeg-user <[email protected]>:

> Now I write to udp and not to a local file with this command:
>
> raspivid -t 0 -b 10000000 -n -o udp://239.255.42.42:5004
> Connecting to 239.255.42.42:5004...connected, sending video...
>
>
> On the same host I read from udp with this command - video is never
> displayed
>
> ffplay -f h264 -i udp://239.255.42.42:5004

In general, you should not force the input format.

You should be able to record the udp stream with tcpdump,
you can then investigate the output file.

> ffplay version N-97152-g52523b6963 Copyright (c) 2003-2020 the FFmpeg
> developers built with gcc 8 (Raspbian 8.3.0-6+rpi1)
>   configuration: --extra-libs='-lpthread -lm' --enable-gpl
> --enable-libass --enable-libfreetype --enable-libmp3lame
> --enable-libvorbis --enable-libx264 --disable-doc --enable-nonfree

Is this binary distributed somewhere?

Carl Eugen
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