==== partial_transport_stream_descriptor

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

[source,xml]
----
<partial_transport_stream_descriptor
    peak_rate="uint22, required"
    minimum_overall_smoothing_rate="uint22, default=0x3FFFFF"
    maximum_overall_smoothing_buffer="uint14, default=0x3FFF"/>
----
