==== image_icon_descriptor

Defined by DVB in <<ETSI-300-468>>.

[source,xml]
----
<image_icon_descriptor
    descriptor_number="uint4, required"
    last_descriptor_number="uint4, required"
    icon_id="uint3, required"
    icon_transport_mode="uint2, optional"
    coordinate_system="uint3, optional"
    icon_horizontal_origin="uint12, optional"
    icon_vertical_origin="uint12, optional"
    icon_type="string, optional"
    url="string, optional">

  <icon_data>
    Hexadecimal content
  </icon_data>

</image_icon_descriptor>
----
