loop.sh

#!/bin/bash

SOURCE=$1
BASENAME=`basename ${SOURCE}`
TSNAME=${BASENAME%.*}.ts
DEST=$2

if [ $# -lt 2 ]; then
    echo "Usage: loop.sh <input.mp4> <RTMP DEST URL>"
    exit 1
fi

# Convert input into .ts file
ffmpeg -y -i ${SOURCE} -c copy -bsf:v h264_mp4toannexb -f mpegts ${TSNAME}

# Create a loop
ffmpeg -y -re -stream_loop -1 -i ${TSNAME} -c copy -strict -2 -bsf:a aac_adtstoasc -f flv ${DEST}