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livestream-tools
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More fixes to audio on air detection.

master
Icedream 2021-03-01 01:51:10 +01:00
parent f03bbbcf13
commit ff2686bbb4
Signed by: icedream
GPG Key ID: 1573F6D8EFE4D0CF
1 changed files with 12 additions and 1 deletions
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13
icedreammusic/ndi-to-srt/ndi-to-srt.sh
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@ -30,6 +30,8 @@ on_exit() {
}
trap on_exit EXIT
offline=0
while true
do
found_audio_source=""
@ -46,14 +48,23 @@ do
esac
done < <(call_ffmpeg -loglevel info -extra_ips 192.168.188.21 -find_sources true -f libndi_newtek -i "dummy" 2>&1 | grep -Po "'(.+)'\s+'(.+)" | tee)
if [ -z "$found_audio_source" ]
then
offline=$(( found_audio_source + 1 ))
else
offline=0
fi
if ! is_ffmpeg_running && [ -n "$found_audio_source" ]
then
echo "starting ffmpeg with audio source: $found_audio_source" >&2
# HACK - can't use the standard mpegts here, but liquidsoap will happily accept anything ffmpeg can parse (by default)… so let's just use nut here even though it feels super duper wrong
daemon_ffmpeg -loglevel warning -extra_ips 192.168.188.21 -f libndi_newtek -i "$found_audio_source" -c copy -f nut -write_index false "${target_url}"
elif is_ffmpeg_running && [ -z "$found_audio_source" ]
elif is_ffmpeg_running && [ -z "$found_audio_source" ] && [ "$offline" -gt 3 ]
then
echo "shutting down ffmpeg since no source has been found" >&2
shutdown_ffmpeg # it won't shut down by itself unfortunately
fi
sleep 3
done