MATLAB: Make the image to smallest 8*8 blocks

dividehybridimageprocessingwatermarking

i have an512*512 image and i want to divide it as 8*8 blocks all…my further intention is to apply alphanumeric watermark to block and rearrange the blocks back as image

Best Answer

Refer here:

https://in.mathworks.com/matlabcentral/answers/362262-i-have-a-32-32-matrix-i-want-to-take-mean-of-each-4-4-so-that-the-matrix-is-reduced-to-8-8-array#answer_286773

Related Solutions

MATLAB: Dct (8*8)

If you have the Image Processing Toolbox.

X = randn(100,100);
fun = @(block_struct) dct2(block_struct.data);
Y = blockproc(X,[8 8],fun);

MATLAB: Matrix extraction from image

Refer here: https://in.mathworks.com/matlabcentral/answers/362262-i-have-a-32-32-matrix-i-want-to-take-mean-of-each-4-4-so-that-the-matrix-is-reduced-to-8-8-array#answer_286773

Best Answer

Related Solutions

MATLAB: Dct (8*8)

MATLAB: Matrix extraction from image

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