{HEAD ~ The invention} provides data for display on the displayed position of a child frame during picture in {TAIL ~ picture playback}, giving displayable time and the displayed area or displayable area 
{ HEAD ~ The invention } provides data for display on the displayed position of a child frame during picture in { TAIL ~ picture playback } , giving displayable time and the displayed area or displayable area
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH