Cam19.20170715 212052.avi -

: Represents the recording date in YYYYMMDD format (July 15, 2017).

: A common multimedia container format (Audio Video Interleave) used for high-quality playback on computers and legacy DVR players. Common Uses Cam19.20170715 212052.avi

The filename appears to be a standard naming convention for video files recorded by security cameras or DVR systems . Key Naming Features : Represents the recording date in YYYYMMDD format

: Indicates the video was captured by the 19th camera in a multi-camera surveillance system. Cam19.20170715 212052.avi