参考.txt

c++写的一个 数字图像处理的程序

For i: 1 to m do
For j: 1 to n do

if A[i,j] < 127 then B[i,j]:=0 else B[i,j]:= 255;
err:= A[i,j] - B[i,j];
A[i,j+1] := A[i,j+1] + 7 * err /16 ;
A[i+1,j-1] := A[i+1,j-1] + 3 * err / 16 ;
A[i+1,j] := A[i+1,j] + 5 * err / 16 ;
A[i+1,j+1] := A[i+1,j+1] +1 * err / 16 ;
End