: If you have access to the file, its size and creation date could help pinpoint the device that recorded it.
: The "g[X]_[number]" format is common in academic and AI training datasets (such as UCF101 or Kinetics) where "g4" might refer to a specific group or category of actions [1, 2]. g4_01419.mp4
: Many DVR and dashcam systems (like those from Hikvision, Dahua, or Garmin) use automated sequential naming patterns. "G4" often denotes a specific folder, camera channel, or incident group on an SD card. : If you have access to the file,