下列matlab代码是基于场平均的计算隔行扫描的空白行,请在1、3、6、9、12行短线处填写代码。 (1)for m= (2) for n=1:cols (3) fieldAverage1 =(bottomFieldPrev(m,n) + bottomFieldNext(m,n)) / 2; (4) end (5)end (6)fieldAverage1(1:2:rows,:) = topFieldCurr( ); (7)for m=1:2:rows (8) for n=1:cols (9) fieldAverage2(m,n) = (topFieldPrev(m,n) + topFieldNext(m,n)) (10) end (11)end (12)fieldAverage2( ) = bottomFieldCurr(2:2:rows,:);