encoding="-c:v libx264 -crf:v 25 -preset:v medium -profile:v main -level 3.1 -vf hflip -s hd480 -aspect 16:9 -c:a libfdk_aac -vbr 3 -ac 2 -ar 44100 -threads 8"

for file in *.m4v
    do
    echo "file '$(pwd)/$file'"; done > "concatlist.txt"
    ffmpeg -re -f concat -i "concatlist.txt" -map 0:0 -map 0:4 $encoding -f flv "rtmp://url/app/" -f mp4 season1.mp4

sleep 12

done


### log
Stream mapping:
  Stream #0:0 -> #0:0 (h264 -> libx264)
  Stream #0:4 -> #0:1 (aac -> libfdk_aac)
  Stream #0:7 -> #1:0 (mjpeg -> libx264)
  Stream #0:1 -> #1:1 (aac -> libfaac)
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