Narendra Sisodiya

clear
Acolor=imread "images00200.png";
Bcolor=imread "images00201.png";

A = rgb2gray(Acolor);
B = rgb2gray(Bcolor);

imshow(im2bw(B-A,0.25)+im2bw(A-B,0.25));

ABdiff = im2bw(B-A,0.25)+im2bw(A-B,0.25);

[Y,X] = size(ABdiff);

FirstTime = 1;
for i = 1:Y
if (max(ABdiff (i,:)) == 1 )
Yend = i;
if (FirstTime == 1 )
Ystart = i;
FirstTime = 0;
endif
endif
endfor

FirstTime = 1;
for i = 1:X
if (max(ABdiff (:,i)) == 1 )
Xend = i;
if (FirstTime == 1 )
Xstart = i;
FirstTime = 0;
endif
endif
endfor

##### Create a ractangle.


for i = Ystart:Yend
	B(i,Xstart) = 0 ;
	B(i,Xend) = 0 ;
endfor


for i = Xstart:Xend
	B(Ystart,i) = 0 ;
	B(Yend,i) = 0 ;
endfor

imshow(B);

###### Create New image for B ##########
##### taking all part from A and taking moving from part B

Bnew = A ;


for i = Ystart:Yend
for j = Xstart:Xend
	Bnew(i,j) = B(i,j);
endfor
endfor