adding video to matlab

[jishaanujose]

respected sir,
kindly help me with the matlab code for adding video....

 

[klystron]

Tell us more details about you requirements and show us the code that you have tried to write

 

[jishaanujose]

Tell us more details about you requirements and show us the code that you have tried to write

sir i am doing a project on data hiding in motion vectors..... i have tried the following code for adding video to matlab...but it says error..
obj= mmreader('rhinos.avi');
a=read(obj);
frames=get(obj,'numberofframes');
for k= 1: frames-1
I(k).cdata= a,:,:,k);
I(k).colormap= [];
end
implay(I);

when i run this...it says error in implay...
sir kindly help me.
thanking you