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  2. Subtitles - Wikipedia

    en.wikipedia.org/wiki/Subtitles

    The result is a subtitle file containing the actual subtitles and position markers indicating where each subtitle should appear and disappear. These markers are usually based on timecode if it is a work for electronic media (e.g., TV, video, DVD) or on film length (measured in feet and frames) if the subtitles are to be used for traditional ...

  3. Comparison of video container formats - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_video...

    M2TS supports attachments as multiple files in a specific file structure: fonts for subtitles are in .otf files in the /BDMV/AUXDATA/ directory. Interactive menus are only supported in MP4, QTFF, M2TS, EVO and DMF. VOB supports interactive menus as multiple files in a specific file structure for encoding DVD content, requiring a companion .ifo ...

  4. Video file format - Wikipedia

    en.wikipedia.org/wiki/Video_file_format

    A video file format is a type of file format for storing digital video data on a computer system. Video is almost always stored using lossy compression to reduce the file size. A video file normally consists of a container (e.g. in the Matroska format) containing visual (video without audio) data in a video coding format (e.g. VP9 ) alongside ...

  5. SubRip - Wikipedia

    en.wikipedia.org/wiki/SubRip

    SubRip is a free software program for Microsoft Windows which extracts subtitles and their timings from various video formats to a text file. It is released under the GNU GPL . [ 9 ] Its subtitle format's file extension is .srt and is widely supported.

  6. MP4 file format - Wikipedia

    en.wikipedia.org/wiki/MP4_file_format

    Subtitles: MPEG-4 Timed Text (also known as 3GPP Timed Text). Nero Digital uses DVD Video subtitles in MP4 files. The moov atom contains information about video resolution, frame rates, orientation, display characteristics, and more. It might be placed at the beginning or end of the file.

  7. Closed captioning - Wikipedia

    en.wikipedia.org/wiki/Closed_captioning

    Video files on the editing timeline must be composited with a line-21 VBI graphic layer known in the industry as a "blackmovie" with closed caption data. [59] Alternately, video editors working with the DV25 and DV50 FireWire workflows must encode their DV .avi or .mov file with VAUX data which includes CEA-608 closed caption data.