MIME-TreeMagic 
[50:x-content/audio-dvd]
>"AUDIO_TS/AUDIO_TS.IFO"=file
>"AUDIO_TS/AUDIO_TS.IFO;1"=file
[50:x-content/ebook-reader]
>".kobo"=directory,non-empty
>"system/com.amazon.ebook.booklet.reader"=any
[50:x-content/image-dcf]
>"dcim"=directory,non-empty
[50:x-content/image-picturecd]
>"PICTURES"=directory,match-case,non-empty
[50:x-content/ostree-repository]
>".ostree"=directory,match-case,non-empty
>"ostree/repo"=directory,match-case,non-empty
>"var/lib/flatpak/repo"=directory,match-case,non-empty
[50:x-content/unix-software]
>".autorun"=file,match-case
>"autorun"=file,match-case
>"autorun.sh"=file,match-case
[50:x-content/video-bluray]
>"BDAV"=directory,non-empty
>"BDMV"=directory,non-empty
[50:x-content/video-dvd]
>"VIDEO_TS/VIDEO_TS.IFO"=file
>"VIDEO_TS/VIDEO_TS.IFO;1"=file
>"VIDEO_TS.IFO"=file
>"VIDEO_TS.IFO;1"=file
[50:x-content/video-hddvd]
>"HVDVD_TS/HV000I01.IFO"=file
>"HVDVD_TS/HV001I01.IFO"=file
>"HVDVD_TS/HVA00001.VTI"=file
[50:x-content/video-svcd]
>"MPEG2/AVSEQ01.MPG"=file
[50:x-content/video-vcd]
>"mpegav/AVSEQ01.DAT"=file
[50:x-content/win32-software]
>"autorun.exe"=file,executable
>"autorun.inf"=file