DASH Manifest with 2 second segments, using segment timeline

out.mpd

<?xml version="1.0"?>
<MPD xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="urn:mpeg:dash:schema:mpd:2011" xmlns:xlink="http://www.w3.org/1999/xlink" xsi:schemaLocation="urn:mpeg:dash:schema:mpd:2011 DASH-MPD.xsd" xsi:xschemaLocation="urn:mpeg:dash:schema:mpd:2011 http://standards.iso.org/ittf/PubliclyAvailableStandards/MPEG-DASH_schema_files/DASH-MPD.xsd" id="m0" publishTime="2019-02-01T11:16:00Z" type="dynamic" profiles="urn:mpeg:dash:profile:isoff-live:2011,http://dashif.org/guidelines/dash-if-simple" minimumUpdatePeriod="PT100H" availabilityStartTime="2019-02-01T15:45:00" timeShiftBufferDepth="PT600S" maxSegmentDuration="PT2S" minBufferTime="PT2S">
  <Period id="p1" start="PT0.000S">
    <AdaptationSet maxWidth="1280" maxHeight="720" maxFrameRate="25/1" par="16:9" id="256" contentType="video" segmentAlignment="true" lang="und" startWithSAP="1">
      <SupplementalProperty schemeIdUri="urn:mpeg:dash:period_continuity:2014" value="p0"/>
      <Role schemeIdUri="urn:mpeg:dash:role:id3as:stream_id" value="main"/>
      <SegmentTemplate timescale="90000" presentationTimeOffset="393671" initialization="init/starttimestamp/$RepresentationID$" media="segment/cookie/starttimestamp/$RepresentationID$/$Time$">
        <SegmentTimeline>
          <S d="180000" r="2" t="393671"/>
        </SegmentTimeline>
      </SegmentTemplate>
      <Representation codecs="avc1.42001e" mimeType="video/mp4" width="1280" height="720" sar="1:1" id="256.video-with-timestamps" frameRate="25/1" bandwidth="2500000"/>
    </AdaptationSet>
  </Period>
  <Period id="p2" start="PT6S">
    <AdaptationSet maxWidth="1280" maxHeight="720" maxFrameRate="25/1" par="16:9" id="256" contentType="video" segmentAlignment="true" lang="und" startWithSAP="1">
      <SupplementalProperty schemeIdUri="urn:mpeg:dash:period_continuity:2014" value="p1"/>
      <Role schemeIdUri="urn:mpeg:dash:role:id3as:stream_id" value="main"/>
      <Representation codecs="avc1.42001e" mimeType="video/mp4" width="1280" height="720" sar="1:1" id="256.video-with-timestamps" frameRate="25/1" bandwidth="2500000">
        <InbandEventStream schemeIdUri="urn:id3as:timestamp" value="0"/>
        <SegmentTemplate timescale="90000" presentationTimeOffset="933671" initialization="init/starttimestamp/$RepresentationID$" media="segment/cookie/starttimestamp/$RepresentationID$/$Time$">
          <SegmentTimeline>
            <S d="180000" r="23" t="933671"/>
          </SegmentTimeline>
        </SegmentTemplate>
      </Representation>
    </AdaptationSet>
  </Period>
  <UTCTiming schemeIdUri="urn:mpeg:dash:utc:direct:2014" value="2019-02-01T15:45:01Z"/>
</MPD>