<?xml version="1.0" encoding="UTF-8"?>
<tsduck>
  <_descriptors>

    <HEVC_tile_substream_descriptor
        SubstreamID="uint7, required">

      <!-- Ether a single Reference element or multiple Substream elements can be present (or none)-->
      <Reference
          PreambleFlag="uint1, required"
          PatternReference="uint7, required"/>

      <Substream
          Flag="uint1, required"
          AdditionalSubstreamID="uint7, required"/>

    </HEVC_tile_substream_descriptor>

  </_descriptors>
</tsduck>
