Creates a live stream using madelbrot with timestamp

ffmpeg_stream_to_wowza_mandelbrot.sh

#!/usr/bin/env bash

host=${WOWZA_HOST:-rtmp://23.253.252.28/liveorigin-adaptive/live2}
backuphost=${WOWZA_BACKUPHOST:-rtmp://23.253.252.28/liveorigin-adaptive/live2}

echo -e "Starting on host = ${host}      backup host = ${backuphost}"

ffmpeg \
    -re \
    -f lavfi \
    -i mandelbrot \
    -vf drawtext="text='%{pts\:hms}':rate=30:x=(w-tw)/2:y=(h-lh)/2:fontsize=48:fontcolor=white:box=1:boxcolor=black" \
    -vcodec libx264 \
    -profile:v baseline \
    -pix_fmt yuv420p \
    -preset ultrafast \
    -tune zerolatency \
    -crf 28 \
    -acodec libvo_aacenc \
    -map 0 \
    -f tee \
    "[f=flv]${host}|[f=flv]${backuphost}"