==== IOD_descriptor

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

The _InitialObjectDescriptor_ structure is defined in <<ISO-14496-1>>.
Currently, it can only be represented as a binary blob in hexadecimal characters.
Some future version may be able to describe the internal structure of this data block.

[source,xml]
----
<IOD_descriptor Scope_of_IOD_label="uint8, required" IOD_label="uint8, required">

  <!-- Binary structure as defined in 8.6.3.1 of ISO/IEC 14496-1 -->
  <InitialObjectDescriptor>
    Hexadecimal content
  </InitialObjectDescriptor>

</IOD_descriptor>
----
