Rts0805 Mp4 › 〈FAST〉
The MP4 format, first introduced in 2001 and refined in 2003, is based on Apple’s QuickTime File Format. It is not a method of video encoding itself but rather a "digital container" that wraps around various data tracks.
The internal structure of an MP4 file is organized into a hierarchy of "boxes" or "atoms". MP4 files explained: How to open and use - Adobe RTS0805 mp4
: An MP4 file can simultaneously hold video and audio streams, still images, and metadata like subtitles or chapter information. The MP4 format, first introduced in 2001 and