According to another aspect of the disclosure, modifications are temporally made to all frames in a video stream, {HEAD ~ selected frames} in {TAIL ~ a video stream}, or a single frame in a video stream 
in
According to another aspect of the disclosure , modifications are temporally made to all frames in a video stream , { HEAD ~ selected frames } in { TAIL ~ a video stream } , or a single frame in a video stream
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH