Any describing the footage (e.g., "storm," "traffic," "factory"). The date or location associated with the file.
: Many security systems (CCTV) or dashcams use a "Letter_Number" format (e.g., Camera B, Clip 102). If this is related to a legal or insurance claim, it usually denotes a specific timestamped event.
Could you clarify or what the video is supposed to depict so I can narrow down the search?