1 <span class="comment">% This function takes an input filename for a movie and tracks the position</span>
0012 <span class="comment">% of a fly from StartFrame to EndFrame.  The movie can be in any format</span>
0013 <span class="comment">% (.avi, .mpg, .mp2, etc.).  The following are a list of input parameters</span>
0014 <span class="comment">% and output variables.</span>
0015 <span class="comment">%</span>
0016 <span class="comment">% Input:</span>
0017 <span class="comment">%      filename:    must be