What format file is ifo?

IFO files are files used to control the playback of VOB files and provide very important navigation information for the player. For example, where does a chapter start, where is a specific audio stream or subtitle stream, etc. Therefore, the IFO file is an important file that controls the DVD playback process.

The operating environment of this tutorial: Windows 7 system, Dell G3 computer.

IFO file is a file used to control the playback of VOB files.

The full name of the IFO file is InFOrmation. IFO files provide very important navigation information for the player. For example, where does a chapter start, where is a specific audio stream or subtitle stream, etc. Therefore, the IFO file is an important file that controls the DVD playback process.

Extended information:

The file contains control information about how and when to play the data in the VOB file, such as paragraphs Information such as start time, position of audio data stream, position of subtitle data stream, etc. Only by reading the IFO file can the DVD player or playback software organically combine the various data that make up the DVD movie for playback.

Since the IFO file is related to whether the disc can be played normally, all IFO files have a backup - the BUP file with the corresponding name. Standard DVD discs all play automatically. Whether to play automatically or not depends on the settings of the computer player.

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