Sorry neuron2, I don't know how to trim a dvd-video; so that the I can get a short .vob file
But to make things a bit more clear, I am posting u the mediainfo of the file-
ID : 224 (0xE0)
Format : MPEG Video
Format version : Version 2
Format profile : Main@Main
Format settings, Matrix : Default
Bit rate mode : Constant
Bit rate : 7 768 Kbps
Nominal bit rate : 8 000 Kbps
Width : 720 pixels
Height : 576 pixels
Display aspect ratio : 4/3
Frame rate : 25.000 fps
Standard : PAL
Colorimetry : 4:2:0
Scan type : Interlaced
Scan order : Bottom Field First
Bits/(Pixel*Frame) : 0.749