MDF copy fill.eel

// Written by Misha Fewkes on 01/06/2017

x =  CountSelectedMediaItems(0) - 1;
while ( x > 0 ) (
   item = GetSelectedMediaItem(0, x);
   SetMediaItemSelected(item, 0);
   x -= 1;
);

item = GetSelectedMediaItem(0, 0);
master_pos = GetMediaItemInfo_Value(item, "D_POSITION");
master_len = GetMediaItemInfo_Value(item, "D_LENGTH");
crossfade = master_len / 5;
time_start = 0;
time_end = 10;
GetSet_LoopTimeRange2(0, 0, 0, time_start, time_end, 0);

SetEditCurPos(master_pos, 0, 0);
Main_OnCommand(40698, 0);
SetEditCurPos(time_start, 0, 0);

x = 1;
y = 1;
while (x) (
   Main_OnCommand(40058, 0);
   new_pos = time_start + (master_len * y) - (crossfade * y);
   SetEditCurPos(new_pos, 0, 0);
   
   (new_pos + crossfade >= time_end) ? (
      x = 0;
      item = GetSelectedMediaItem(0, x);
      new_len = master_len - (new_pos + crossfade - time_end);
      SetMediaItemInfo_Value(item, "D_LENGTH", new_len);
   );
   
   y += 1;
);