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How to apply dwt2() as the function of block processing

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mahesh chathuranga
mahesh chathuranga on 17 Sep 2013
Closed: MATLAB Answer Bot on 20 Aug 2021
I have image with size 256*256.I want to sub divide this image into 4*4 blocks with overlapping by using
B = blkproc(A,[4 4],[2 2],fun) function.Now i want to apply
[cA1,cH1,cV1,cD1]=dwt2(B,'haar')
for each block.(I want to apply one level wavelet transformation to blkproc function).How to apply dwt2 into blkproc fun .thanks! if you can plz help me immediately .

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