     |    |    |trex|*   |    |    |    |    | Track Extends Box            |
            +----+----+----+----+----+----+----+----+------------------------------+

                    Figure 2 - Basic structure of Movie Box

            It is strongly recommended that the order of boxes should follow the above structure.
            Boxes marked with an asterisk (*) may be present.
            For most boxes listed above, the definition is as is defined in ISO/IEC 14496-12 [1]. The additional boxes
        