Editing VOB (section)

==Other DVD containers==
{{main|Enhanced VOB|DVD-VR#VRO file format}}
Some [[DVD Recorder]]s use [[DVD-VR]] format and store multiplexed audiovisual content in VRO containers.<ref name="VRO">DVD Demystified (July 13, 2009) [http://dvddemystified.com/dvdfaq.html#4.10 What are .IFO, .VOB, .AOB, and .VRO files? How can I play them?], Retrieved on 2009-07-28</ref><ref>Doom9's forum (2002-2005) [http://forum.doom9.org/showthread.php?t=15908 DVD-RAM *.VRO File Conversion], Retrieved on 2009-07-28</ref> A VRO file is equivalent to a collection of DVD-Video VOB files. The VRO files can be played directly like a VOB if no editing is intended.<ref>[http://www.pixelbeat.org/docs/DVD-VR/ DVD-VR Application format notes], Retrieved on 2009-07-28</ref>  Fragmented VRO files are not widely supported by software players and video editing software.<ref name="VRO" />

[[Enhanced VOB]] (EVO) is also an extension to VOB, originally meant for the now-discontinued [[HD DVD]] video. It can contain additional video and audio formats such [[H.264]] and [[Advanced Audio Coding|AAC]].