MPEG-7 Schema Search Engine

	search		list		tutrial

mediaDurationType

  <simpleType name="mediaDurationType">
    <restriction base="mpeg7:basicDurationType">
      <pattern value="\-?P(\d+D)?(T(\d+H)?(\d+M)?(\d+S)?(\d+N)?)?(\d+F)?"/>
    </restriction>
  </simpleType>