region_ifilter.m
33bba04159d6master

region_ifilter.m
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			% t = top boundary point, b = bottom boundary point
			function out=region_ifilter(L, t, b)
			[Ni, Nj] = size(L);
			out = zeros(Ni,Nj);
			abst = [int32((Nj-1) * t(1)) + 1, int32((Ni-1) * t(2)) + 1];
			absb = [int32((Nj-1) * b(1)) + 1, int32((Ni-1) * b(2)) + 1];
			for i=abst(1):absb(1)
			for j=abst(2):absb(2)
			out(j,i) = L(j,i);
			end
			end
			end