start_streaming.sh

#!/bin/sh

if [ -z "$BITRATE" ]; then BITRATE=1000000; fi

# Collect any residual packets in the queue before launching GStreamer
timeout 1 nc -ul4 5809 &
timeout 1 nc -ul6 5809 &

if [ -z "$GST_COMMAND" ]; then 
    if [ -f /proc/version ] && grep -q "Microsoft" /proc/version; then
        GST_COMMAND="/mnt/c/gstreamer/1.0/x86_64/bin/gst-launch-1.0.exe"
        if [ -z "$PI_ADDR" ]; then PI_ADDR=10.57.8.5; fi
    else
        GST_COMMAND="gst-launch-1.0"
        if [ -z "$PI_ADDR" ]; then PI_ADDR=team5708pi.local; fi
    fi
fi

# trap SIGINT so it's sent to both gstreamer and nc
trap "kill -TERM -$$" SIGINT

echo $BITRATE | nc $PI_ADDR 5807 &
    $GST_COMMAND udpsrc port=5809 caps="application/x-rtp, payload=96, clock-rate=90000" ! rtpssrcdemux ! application/x-rtp, payload=96, clock-rate=90000, media=video, encoding-name=H264 ! rtpjitterbuffer latency=50 mode=slave ! rtph264depay ! avdec_h264 ! autovideosink sync=false &
    # Uncomment for tunneled streaming
    # $GST_COMMAND tcpserversrc port=5809 ! gdpdepay ! rtph264depay ! avdec_h264 ! autovideosink sync=false &
#else
#    echo "Could not connect to rPi"
#    exit 1
#fi
wait