A video file format is a standard for encoding digital video, audio and some auxiliary information into a file.
In contrast to audio and image formats, most video file formats allow a variety of codecs, both audio and video, to be used.
Auxiliary information often includes:
- data required for correct synchronization between audio and video
- subtitles
Popular video file formats and codecs that can be used with them are (some of them can be also used with only audio):
Professional video file formats:
See also