A VOB file is not only a MPEG movie, but has extra information in addition to the MPEG2 files within the container.
A ໄຟລ໌ VOB ແມ່ນບໍ່ພຽງແຕ່ຮູບເງົາ MPEG, ແຕ່ມີຂໍ້ມູນພິເສດນອກເຫນືອໄປຈາກໄຟລ໌ MPEG2 ພາຍໃນພາຊະນະ.