:ͳֱͼ

ʽ:
ImageHistCount(r , n)
ImageHistCount(r )

r :һ洢ľ
n :ͳֵ,ֵȡֵΧΪ[0,10000000],ĬΪ255

˵: 
1һ(n+1) * 1ľ,ÿһеݷֱʾr(Ӧ-1)ֵֵĴ

:
r =
[ 5.00000000000000    7.00000000000000    4.00000000000000
  4.00000000000000    4.00000000000000    0.00000000000000
  5.00000000000000    4.00000000000000    1.00000000000000
  4.00000000000000    1.00000000000000    1.00000000000000 ]
  
c = ImageHistCount(r,7)//سõ½,cпԿ,rе01,rееֵ13,rе45
c =
[ 1.00000000000000
  3.00000000000000
  0.00000000000000
  0.00000000000000
  5.00000000000000
  2.00000000000000
  0.00000000000000
  1.00000000000000 ]