Convert an .MTS file to a .MP4 file We want to convert it to .MP4, for instance to show it on a mobile device Android, or to play it om xbmc, or to import into kdenlive. For a whole directory, type: IFS=$(echo -en "\n\b"); for i in *.MTS; do ffmpeg -i "$i" -vcodec mpeg4 -b:v 15M -acodec libmp3lame -b:a 192k "$i.mp4"; done or offtopic: find . -print0 | while read -d $'\0' file do echo -v "$file" do