FFMPEG H264 HLS Streaming, to do in 24 hours -- 2

24 hours to deliver Job
List of 50 TV Livestreams
Input MPEG2 (Multicast - UDP) convert to H264 with FFMPEG (TCP)

Input: MPEG2 (Multicast stream)
Output needed: m3u8 Stream (H264 with HLS with 4 bandwidhs low, medium, high, max)

Server OS: CentOS 7
FFMPEG installed

I need a manual and the scripts to become this working (parallel reencoding the 50 channels to m3u8)
Script shoudl autostart when server booting

Example Input:
udp://239.192.0.1:3791
udp://239.192.0.2:3791
udp://239.192.0.3:3791
udp://239.192.0.4:3791
udp://239.192.0.5:3791