dct (8*8)

 采纳的回答

Wayne King
Wayne King 2011-10-14

1 个投票

If you have the Image Processing Toolbox.
X = randn(100,100);
fun = @(block_struct) dct2(block_struct.data);
Y = blockproc(X,[8 8],fun);

更多回答(0 个)

类别

帮助中心File Exchange 中查找有关 Image Filtering and Enhancement 的更多信息

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by