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- function pred = MC(xref,vx,vy,N);
- % Motion compensation/prediction for image coding.
- % pred = MC(xref,vx,vy,N);
- %
- % Parameters
- % xref : reference image
- % vx : motion vector x-direction
- % vy : motion vector y-direction
- % N : block size
- % Output
- % pred : The predicted image
- [r,k]=size(xref);
- pred = xref;
- for ii=1:r/N,
- for jj=1:k/N,
- ix1 = (1+(ii-1)*N:(ii*N));
- ix2 = (1+(jj-1)*N:(jj*N));
- pred(ix1, ix2) = xref(ix1+vy(ii,jj), ix2+vx(ii,jj));
- end;
- end;