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IFO files store all the information a DVD player needs to know about a DVD so that the user can navigate and play all DVD content properly, such as where a chapter starts, where a certain audio or subtitle stream is located, information about menu functions and navigation. Video players may not allow DVD navigation when IFO or BUP files are absent. BUP is a back-up file, which are exact copies of IFO files, supplied to help in case of corruption. Each format is a specific tool that DVDs use to play on a DVD player. avi?”Įvery DVD disc is composed of three different types of files: BUP, IFO and VOB. Does anyone know how to convert those files into.

avi to upload, but this is a DVD and the files are. I have previously successfully converted Quicktime movies to. My friend has given me a copy of his official DVD and I wanted to put it on YouTube. " I hope this is not too lame, but I really need your help because I have no clue how to change a video on my laptop.