code: public static int start(Media levelrip, MapTile map)
      {
          return start(levelrip, map, null, null);
      }
docs: Run the converter.
  
  @param levelrip The file containing the levelrip as an image.
  @param map The destination map reference.
  @return The total number of not found tiles.
  @throws LionEngineException If media is <code>null</code> or image cannot be read.