title: How to import .AVI files?
body: <p>I am trying to import an .avi file for frame processing. </p>
  
  <pre><code>Import["c:\\windows\\clock.avi","Elements"]
  Import["c:\\windows\\clock.avi","VideoEncoding"]
  Import["c:\\windows\\clock.avi"]
  Import["c:\\windows\\clock.avi",{"Frames",{5,6}}]
  
  Out[115]= {Animation,BitDepth,ColorSpace,Data,Duration,FrameCount,FrameRate,
             Frames,GraphicsList,ImageList,ImageSize,VideoEncoding}
  Out[116]= rle8
  Out[117]= {1,2,3,4,5,6,7,8,9,10,11,12}
  During evaluation of In[115]:= Import::fmterr: Cannot import data as video format.
  During evaluation of In[115]:= Import::fmterr: Cannot import data as video format.
  Out[118]= {$Failed,$Failed}  
  </code></pre>
  
  <p>It reports the same error with all avi files I tested.  </p>
  
  <p>Any hints?</p>