A computer implemented {HEAD ~ method} for decoding {TAIL ~ a current region} of an encoded image, comprising the steps of: 
A computer implemented { HEAD ~ method } for decoding { TAIL ~ a current region } of an encoded image , comprising the steps of :
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH