dash mpd之片段名（SegmentList SegmentURL）

例子：

<?xml version="1.0"?>

<MPD

    type="static"

    xmlns="urn:mpeg:dash:schema:mpd:2011"

    availabilityStartTime="1970-01-01T00:00:00Z"

    minimumUpdatePeriod="PT5S"

    minBufferTime="PT5S"

    timeShiftBufferDepth="PT5M"

    suggestedPresentationDelay="PT10S"

    profiles="urn:mpeg:dash:profile:isoff-live:2011"

    xmlns:xsi="http://www.w3.org/2011/XMLSchema-instance"

    xsi:schemaLocation="urn:mpeg:DASH:schema:MPD:2011 DASH-MPD.xsd">

  <Period start="PT0S" id="dash">

    <AdaptationSet

        id="1"

        segmentAlignment="true"

        maxWidth="720"

        maxHeight="576"

        maxFrameRate="25">

      <Representation id="haizeiwang_H264" mimeType="video/mp4" codecs="avc1.4d500b" width="720" height="576" frameRate="25" sar="1:1" startWithSAP="1" bandwidth="50877">

      <SegmentList timescale="1000" duration="5000">

      <Initialization sourceURL="haizeiwang-init.m4v"/>

      <SegmentURL media="haizeiwang-298292.m4v"/>

      <SegmentURL media="haizeiwang-298293.m4v"/>

      <SegmentURL media="haizeiwang-298294.m4v"/>

      <SegmentURL media="haizeiwang-298295.m4v"/>

      <SegmentURL media="haizeiwang-298296.m4v"/>

      </SegmentList>

      </Representation>

    </AdaptationSet>

  </Period>

</MPD>

注意，如果用SegmentURL的时候，只能用于点播，不能用于直播，直播主要用SegmentTemplate