ffmpeg cut clip from middle of video - supports mp4

gistfile1.txt

# start and beginning and only go to -t time
ffmpeg -y -i "song.mp4" -t 00:03:10.00 -c copy dystopiaStart.mp4

# start at -ss and go to the end
ffmpeg -y -ss 00:19:27.00 -i "song.mp4" -c copy dystopiaEnd.mp4

# concat both clips :: update: does not work for mp4 files
#ffmpeg -i "concat:dystopiaStart.mp4|dystopiaEnd.mp4" -c copy Ffmpeg_test2.mp4

# concat demuxer method without re-encode
#  create manifest with file paths and pass that in:
echo  "file ./dystopiaStart.mp4" > ffmpeg_tmp_lst.txt
echo "file ./dystopiaEnd.mp4" >> ffmpeg_tmp_lst.txt 
ffmpeg -f concat -safe 0 -i ffmpeg_tmp_lst.txt -c copy ffmpegtest3.mp4