==== virtual_segmentation_descriptor

Defined by MPEG in <<ISO-13818-1>>.

[source,xml]
----
<virtual_segmentation_descriptor ticks_per_second="uint21, optional">

  <!-- One per partition -->
  <partition
      partition_id="uint3, required"
      SAP_type_max="uint3, required"
      boundary_PID="uint13, optional"
      maximum_duration="uint29, optional"/>

</virtual_segmentation_descriptor>
----
