TopicVTS Video Player
VTS_XX_0.IFO file stores control and playback information.
VTS_XX_0.BUP file is a backup copy of the VTS_XX_0.IFO file.
VTS_XX_0.VOB file stands for Video Title Set XX, Video Object 0, contains the menu for this title.
VTS_XX_N.VOB file means Video Title Set XX, Video Object N, contains the actual video for this title.
P.S. "XX" in these files may range from 01 to 99 while "N" may range from 0 to 9, depending on the number of files on the disc.
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