What is the file format of idx?

idx is a subtitle file format that can be opened with a video player. Idx subtitles include text subtitles and graphic subtitles. The most common subtitle types are srt, ssa and idx sub. The srt and idx sub subtitles are generally dialogue subtitles of the film, while ssa subtitles are special effects subtitles and are often used in the suppression process. As the watermark

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

idx is a subtitle file format that can be opened with a video player.

IDX subtitles are generally divided into two categories:

1. Text subtitles: such as srt, ssa, ass, sub, etc.;

2. Graphic subtitles: such as idx sub, idx rar, etc., where idx is the subtitle index and sub is the subtitle content. Both must be used at the same time; and rar is actually the winrar compressed file of sub, mainly to save some hard disk space;

Among them, the three most common subtitle types are srt, ssa and idx sub. The srt and idx sub subtitles are generally the dialogue subtitles of the film, while the ssa subtitles are special effects subtitles and are often used as watermarks in the suppression process;

The role of IDX subtitles

Display the voice content of the program as subtitles, and because many words have the same pronunciation, you can only watch them through the combination of subtitle text and audio. Only in this way can the content of the program be clearer! In addition, subtitles can also be used to translate foreign language programs, so that viewers who do not understand the foreign language can hear the original soundtrack and understand the program content at the same time. Also, film and television sounds can be converted into another form for the hearing-impaired to watch film and television works.

The effect of IDX/SUB subtitles now presented in the player

Extended knowledge: SUB (graphic format subtitles)

SUB is a graphic format subtitle, consisting of idx and sub files. Sometimes ifo files can also be seen, but this is no longer used very much. idx is equivalent to an index file, which includes the time code when subtitles appear and subtitle display attributes. The sub file stores the subtitles themselves. Note that they are in image format, so they are relatively large, often over 10M. idx sub can store subtitles in many languages, providing choices during playback.

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