In decoding mode, {HEAD ~ VPU} receives {TAIL ~ MPEG video bitstream} and decompresses according to MPEG standard 
receives
In decoding mode , { HEAD ~ VPU } receives { TAIL ~ MPEG video bitstream } and decompresses according to MPEG standard
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH