// Saving params to output files.
// Run on per910a
// $nAveShotPerVideo = 27; // CHANGED FOR VSD13 32K/1.2K ~ 27

// How to determine $nAveShotPerVideo 
// If KeyFrameID does not have .RKF (used for finding ShotID) --> Number
of KeyFrames = Number of shots 
// If KeyFrameID has .RKF (used for finding ShotID) --> Number of shots
= Total Shots / Number of VideoIDs