owncast/test/ocTestStream.sh
2023-01-04 14:22:55 -08:00

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#!/usr/bin/env bash
# A recent version of ffmpeg is required for the loop of the provided videos
# to repeat indefinitely.
# Example: ./test/ocTestStream.sh ~/Downloads/*.mp4 rtmp://localhost/live/abc123
if ! [[ $1 ]]
then
echo "ocTestStream is used for sending pre-recorded content to a RTMP server."
echo "Will default to localhost with the stream key of abc123 if one isn't provided."
echo "./ocTestStream.sh *.mp4 [RTMPDESINATION]"
exit
fi
# Make the destination optional and point to localhost with default key
if [[ ${*: -1} == *"rtmp://"* ]]; then
echo "RTMP server is specified"
DESTINATION_HOST=${*: -1}
FILE_COUNT=$(( ${#} - 1 ))
else
echo "RTMP server is not specified"
DESTINATION_HOST="rtmp://localhost/live/abc123"
FILE_COUNT=${#}
fi
if [[ FILE_COUNT -eq 0 ]]; then
echo "ERROR: ocTestStream needs a video file for sending to the RTMP server."
exit
fi
CONTENT=${*:1:${FILE_COUNT}}
# Delete the old list of files if it exists
if test -f list.txt; then
rm list.txt
fi
for file in $CONTENT
do
echo "file '$file'" >> list.txt
done
function finish {
rm list.txt
}
trap finish EXIT
echo "Streaming a loop of ${FILE_COUNT} videos to $DESTINATION_HOST."
if [[ FILE_COUNT -gt 1 ]]; then
echo "Warning: If these files differ greatly in formats transitioning from one to another may not always work correctly."
fi
echo "$CONTENT"
echo "...press ctl+c to exit"
ffmpeg -hide_banner -loglevel panic -stream_loop -1 -re -f concat -safe 0 -i list.txt -vcodec libx264 -profile:v high -g 48 -r 24 -sc_threshold 0 -b:v 1300k -preset veryfast -acodec copy -vf drawtext="fontfile=monofonto.ttf: fontsize=96: box=1: boxcolor=black@0.75: boxborderw=5: fontcolor=white: x=(w-text_w)/2: y=((h-text_h)/2)+((h-text_h)/4): text='%{gmtime\:%H\\\\\:%M\\\\\:%S}'" -f flv "$DESTINATION_HOST"