In addition, each track contains a digitally-encoded media stream (using a specific format) or a data reference to the media stream located in another file. The format specifies a multimedia container file that contains one or more tracks, each of which stores a particular type of data: audio, video, or text (e.g., for subtitles). VOB files may be accompanied by IFO and BUP files. The VOB format is based on the MPEG program stream format but with additional limitations and specifications in the private streams. vob filename extension and are typically stored in the VIDEO_TS directory at the root of a DVD. Because both the QuickTime and MP4 container formats can use the same MPEG-4 formats, they are mostly interchangeable in a QuickTime-only environment.įiles in VOB format have a. The International Organization for Standardization approved the QuickTime file format as the basis of the MPEG-4 file format. QuickTime File Format (QTFF) is a computer file format used natively by the QuickTime framework. Bigasoft Video Downloader Pro for Mac supports to download and convert online videos to MP4, MP3, MOV, WAV, DV, MPG, VOB, WMV, FLV, WebM, H.264 and etc. The supported formats are: AVI, MPEG-4, MPEG-2 TS, WMV, DivX, H.264/MPEG-4 AVC, VOB, MOV, XviD, FLV, SWF, ASF, RMVB, RM, and MKV. In addition, files in VOB format may be encrypted. VOB can contain digital video, digital audio, subtitles, DVD menus, and navigation contents multiplexed together into a stream form. VOB (Video Object) is the container format in DVD-Video media.
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