: The source of the video is a high-definition (HD) stream or file that has been re-encoded.
The string you provided is a standard file naming format used for digital movie releases, typically found on file-sharing or torrent sites. : The source of the video is a
: Indicates the movie is the full version without any scenes removed for censorship, length, or television standards. : The file contains two different audio tracks,
: The file contains two different audio tracks, usually the original language and a dubbed version (e.g., Hindi and English). : Likely the name of the release group
: These are file extensions. The presence of both suggests the file might have been renamed or is an .mp4 file containing an .mkv container, though it is usually just one or the other.
: Likely the name of the release group or uploader who encoded and shared the file.