clc

close all

clear all

I=imread( desert.jpg )

[r c]=size(I)

bs=16 Block Size (8x8)



nob=(r/bs)*(c/bs) Total number of 8x8 Blocks



Dividing the image into 8x8 Blocks

kk=0

for i=1:(r/bs)

for j=1:(c/bs)

Block(:,:,kk+j)=I((bs*(i-1)+1:bs*(i-1)+bs),(bs*(j-1)+1:bs*(j-1)+bs))

end

kk=kk+(r/bs)

end

Accessing individual Blocks



figure imshow(Block(:,9,1)) This shows u the fist 8x8 Block in a figure window

figure imshow(Block(:,:,2-clc

close all

clear all

I=imread( desert.jpg )

[r c]=size(I)

bs=16　　Block Size (8x8)



nob=(r/bs)*(c/bs)　　Total number of 8x8 Blocks



　Dividing the image into 8x8 Blocks

kk=0

for i=1:(r/bs)

for j=1:(c/bs)

Block(:,:,kk+j)=I((bs*(i-1)+1:bs*(i-1)+bs),(bs*(j-1)+1:bs*(j-1)+bs))

end

kk=kk+(r/bs)

end

　Accessing individual Blocks



figure imshow(Block(:,9,1))　 This shows u the fist 8x8 Block in a figure window

figure imshow(Block(:,:,2))