How can i save the flow estimations of farnebacks method over the entire video?

Im using farneback's method on a video, but the final result is the parameters of opticflow which are flow.Magnitude and flow.Orientation _ for just the last two frames.*_ How can i save the results for the entire video? i mean i want to save the calculation results for the 1st-2nd frame then 2nd-3rd,3rd-4th,,,n-1 n

[Walter Roberson]

http://www.mathworks.co.uk/matlabcentral/answers/43073-a-guide-to-tags