/// <summary> Returns a reference to the subband tree structure representing the
 /// subband decomposition for the specified tile-component.
 ///
 /// </summary>
 /// <param name="t">The index of the tile.
 ///
 /// </param>
 /// <param name="c">The index of the component.
 ///
 /// </param>
 /// <returns> The subband tree structure, see SubbandAn.
 ///
 /// </returns>
 /// <seealso cref="SubbandAn">
 ///
 /// </seealso>
 /// <seealso cref="Subband">
 ///
 /// </seealso>
 public virtual SubbandAn getAnSubbandTree(int t, int c)
 {
     return(src.getAnSubbandTree(t, c));
 }