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dash-mpd.xsd
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dash-mpd.xsd
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<?xml version="1.0" encoding="UTF-8"?>
<xs:schema targetNamespace="urn:mpeg:dash:schema:mpd:2011" attributeFormDefault="unqualified" elementFormDefault="qualified" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="urn:mpeg:dash:schema:mpd:2011">
<xs:import namespace="http://www.w3.org/1999/xlink" schemaLocation="xlink.xsd"/>
<xs:annotation>
<xs:appinfo>Media Presentation Description</xs:appinfo>
<xs:documentation xml:lang="en">
This Schema defines the Media Presentation Description for MPEG-DASH.
</xs:documentation>
</xs:annotation>
<!-- MPD: main element -->
<xs:element name="MPD" type="MPDtype"/>
<!-- MPD Type -->
<xs:complexType name="MPDtype">
<xs:sequence>
<xs:element name="ProgramInformation" type="ProgramInformationType" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="BaseURL" type="BaseURLType" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="Location" type="xs:anyURI" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="Period" type="PeriodType" maxOccurs="unbounded"/>
<xs:element name="Metrics" type="MetricsType" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="EssentialProperty" type="DescriptorType" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="SupplementalProperty" type="DescriptorType" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="UTCTiming" type="DescriptorType" minOccurs="0" maxOccurs="unbounded"/>
<xs:any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
</xs:sequence>
<xs:attribute name="id" type="xs:string"/>
<xs:attribute name="profiles" type="xs:string" use="required"/>
<xs:attribute name="type" type="PresentationType" default="static"/>
<xs:attribute name="availabilityStartTime" type="xs:dateTime"/>
<xs:attribute name="availabilityEndTime" type="xs:dateTime"/>
<xs:attribute name="publishTime" type="xs:dateTime"/>
<xs:attribute name="mediaPresentationDuration" type="xs:duration"/>
<xs:attribute name="minimumUpdatePeriod" type="xs:duration"/>
<xs:attribute name="minBufferTime" type="xs:duration" use="required"/>
<xs:attribute name="timeShiftBufferDepth" type="xs:duration"/>
<xs:attribute name="suggestedPresentationDelay" type="xs:duration"/>
<xs:attribute name="maxSegmentDuration" type="xs:duration"/>
<xs:attribute name="maxSubsegmentDuration" type="xs:duration"/>
<xs:anyAttribute namespace="##other" processContents="lax"/>
</xs:complexType>
<!-- Presentation Type enumeration -->
<xs:simpleType name="PresentationType">
<xs:restriction base="xs:string">
<xs:enumeration value="static"/>
<xs:enumeration value="dynamic"/>
</xs:restriction>
</xs:simpleType>
<!-- Period -->
<xs:complexType name="PeriodType">
<xs:sequence>
<xs:element name="BaseURL" type="BaseURLType" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="SegmentBase" type="SegmentBaseType" minOccurs="0"/>
<xs:element name="SegmentList" type="SegmentListType" minOccurs="0"/>
<xs:element name="SegmentTemplate" type="SegmentTemplateType" minOccurs="0"/>
<xs:element name="AssetIdentifier" type="DescriptorType" minOccurs="0"/>
<xs:element name="EventStream" type="EventStreamType" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="AdaptationSet" type="AdaptationSetType" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="Subset" type="SubsetType" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="SupplementalProperty" type="DescriptorType" minOccurs="0" maxOccurs="unbounded"/>
<xs:any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
</xs:sequence>
<xs:attribute ref="xlink:href"/>
<xs:attribute ref="xlink:actuate" default="onRequest"/>
<xs:attribute name="id" type="xs:string"/>
<xs:attribute name="start" type="xs:duration"/>
<xs:attribute name="duration" type="xs:duration"/>
<xs:attribute name="bitstreamSwitching" type="xs:boolean" default="false"/>
<xs:anyAttribute namespace="##other" processContents="lax"/>
</xs:complexType>
<!-- Event Stream -->
<xs:complexType name="EventStreamType">
<xs:sequence>
<xs:element name="Event" type="EventType" minOccurs="0" maxOccurs="unbounded"/>
<xs:any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
</xs:sequence>
<xs:attribute ref="xlink:href"/>
<xs:attribute ref="xlink:actuate" default="onRequest"/>
<xs:attribute name="schemeIdUri" type="xs:anyURI" use="required"/>
<xs:attribute name="value" type="xs:string"/>
<xs:attribute name="timescale" type="xs:unsignedInt"/>
</xs:complexType>
<!-- Event -->
<xs:complexType name="EventType">
<xs:sequence>
<xs:any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
</xs:sequence>
<xs:attribute name="presentationTime" type="xs:unsignedLong" default="0"/>
<xs:attribute name="duration" type="xs:unsignedLong"/>
<xs:attribute name="id" type="xs:unsignedInt"/>
<xs:attribute name="messageData" type="xs:string"/>
<xs:anyAttribute namespace="##other" processContents="lax"/>
</xs:complexType>
<!-- Adaptation Set -->
<xs:complexType name="AdaptationSetType">
<xs:complexContent>
<xs:extension base="RepresentationBaseType">
<xs:sequence>
<xs:element name="Accessibility" type="DescriptorType" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="Role" type="DescriptorType" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="Rating" type="DescriptorType" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="Viewpoint" type="DescriptorType" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="ContentComponent" type="ContentComponentType" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="BaseURL" type="BaseURLType" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="SegmentBase" type="SegmentBaseType" minOccurs="0"/>
<xs:element name="SegmentList" type="SegmentListType" minOccurs="0"/>
<xs:element name="SegmentTemplate" type="SegmentTemplateType" minOccurs="0"/>
<xs:element name="Representation" type="RepresentationType" minOccurs="0" maxOccurs="unbounded"/>
</xs:sequence>
<xs:attribute ref="xlink:href"/>
<xs:attribute ref="xlink:actuate" default="onRequest"/>
<xs:attribute name="id" type="xs:unsignedInt"/>
<xs:attribute name="group" type="xs:unsignedInt"/>
<xs:attribute name="lang" type="xs:language"/>
<xs:attribute name="label" type="xs:string" />
<xs:attribute name="contentType" type="xs:string"/>
<xs:attribute name="par" type="RatioType"/>
<xs:attribute name="minBandwidth" type="xs:unsignedInt"/>
<xs:attribute name="maxBandwidth" type="xs:unsignedInt"/>
<xs:attribute name="minWidth" type="xs:unsignedInt"/>
<xs:attribute name="maxWidth" type="xs:unsignedInt"/>
<xs:attribute name="minHeight" type="xs:unsignedInt"/>
<xs:attribute name="maxHeight" type="xs:unsignedInt"/>
<xs:attribute name="minFrameRate" type="FrameRateType"/>
<xs:attribute name="maxFrameRate" type="FrameRateType"/>
<xs:attribute name="segmentAlignment" type="ConditionalUintType" default="false"/>
<xs:attribute name="subsegmentAlignment" type="ConditionalUintType" default="false"/>
<xs:attribute name="subsegmentStartsWithSAP" type="SAPType" default="0"/>
<xs:attribute name="bitstreamSwitching" type="xs:boolean"/>
</xs:extension>
</xs:complexContent>
</xs:complexType>
<!-- Ratio Type for sar and par -->
<xs:simpleType name="RatioType">
<xs:restriction base="xs:string">
<xs:pattern value="[0-9]*:[0-9]*"/>
</xs:restriction>
</xs:simpleType>
<!-- Type for Frame Rate -->
<xs:simpleType name="FrameRateType">
<xs:restriction base="xs:string">
<xs:pattern value="[0-9]*[0-9](/[0-9]*[0-9])?"/>
</xs:restriction>
</xs:simpleType>
<!-- Conditional Unsigned Integer (unsignedInt or boolean) -->
<xs:simpleType name="ConditionalUintType">
<xs:union memberTypes="xs:unsignedInt xs:boolean"/>
</xs:simpleType>
<!-- Content Component -->
<xs:complexType name="ContentComponentType">
<xs:sequence>
<xs:element name="Accessibility" type="DescriptorType" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="Role" type="DescriptorType" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="Rating" type="DescriptorType" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="Viewpoint" type="DescriptorType" minOccurs="0" maxOccurs="unbounded"/>
<xs:any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
</xs:sequence>
<xs:attribute name="id" type="xs:unsignedInt"/>
<xs:attribute name="lang" type="xs:language"/>
<xs:attribute name="contentType" type="xs:string"/>
<xs:attribute name="par" type="RatioType"/>
<xs:anyAttribute namespace="##other" processContents="lax"/>
</xs:complexType>
<!-- Representation -->
<xs:complexType name="RepresentationType">
<xs:complexContent>
<xs:extension base="RepresentationBaseType">
<xs:sequence>
<xs:element name="BaseURL" type="BaseURLType" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="SubRepresentation" type="SubRepresentationType" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="SegmentBase" type="SegmentBaseType" minOccurs="0"/>
<xs:element name="SegmentList" type="SegmentListType" minOccurs="0"/>
<xs:element name="SegmentTemplate" type="SegmentTemplateType" minOccurs="0"/>
</xs:sequence>
<xs:attribute name="id" type="StringNoWhitespaceType" use="required"/>
<xs:attribute name="bandwidth" type="xs:unsignedInt" use="required"/>
<xs:attribute name="qualityRanking" type="xs:unsignedInt"/>
<xs:attribute name="dependencyId" type="StringVectorType"/>
<xs:attribute name="mediaStreamStructureId" type="StringVectorType"/>
</xs:extension>
</xs:complexContent>
</xs:complexType>
<!-- String without white spaces -->
<xs:simpleType name="StringNoWhitespaceType">
<xs:restriction base="xs:string">
<xs:pattern value="[^\r\n\t \p{Z}]*"/>
</xs:restriction>
</xs:simpleType>
<!-- SubRepresentation -->
<xs:complexType name="SubRepresentationType">
<xs:complexContent>
<xs:extension base="RepresentationBaseType">
<xs:attribute name="level" type="xs:unsignedInt"/>
<xs:attribute name="dependencyLevel" type="UIntVectorType"/>
<xs:attribute name="bandwidth" type="xs:unsignedInt"/>
<xs:attribute name="contentComponent" type="StringVectorType"/>
</xs:extension>
</xs:complexContent>
</xs:complexType>
<!-- Representation base (common attributes and elements) -->
<xs:complexType name="RepresentationBaseType">
<xs:sequence>
<xs:element name="FramePacking" type="DescriptorType" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="AudioChannelConfiguration" type="DescriptorType" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="ContentProtection" type="DescriptorType" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="EssentialProperty" type="DescriptorType" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="SupplementalProperty" type="DescriptorType" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="InbandEventStream" type="EventStreamType" minOccurs="0" maxOccurs="unbounded"/>
<xs:any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
</xs:sequence>
<xs:attribute name="profiles" type="xs:string"/>
<xs:attribute name="width" type="xs:unsignedInt"/>
<xs:attribute name="height" type="xs:unsignedInt"/>
<xs:attribute name="sar" type="RatioType"/>
<xs:attribute name="frameRate" type="FrameRateType"/>
<xs:attribute name="audioSamplingRate" type="xs:string"/>
<xs:attribute name="mimeType" type="xs:string"/>
<xs:attribute name="segmentProfiles" type="xs:string"/>
<xs:attribute name="codecs" type="xs:string"/>
<xs:attribute name="maximumSAPPeriod" type="xs:double"/>
<xs:attribute name="startWithSAP" type="SAPType"/>
<xs:attribute name="maxPlayoutRate" type="xs:double"/>
<xs:attribute name="codingDependency" type="xs:boolean"/>
<xs:attribute name="scanType" type="VideoScanType"/>
<xs:anyAttribute namespace="##other" processContents="lax"/>
</xs:complexType>
<!-- Stream Access Point type enumeration -->
<xs:simpleType name="SAPType">
<xs:restriction base="xs:unsignedInt">
<xs:minInclusive value="0"/>
<xs:maxInclusive value="6"/>
</xs:restriction>
</xs:simpleType>
<!-- Video Scan type enumeration -->
<xs:simpleType name="VideoScanType">
<xs:restriction base="xs:string">
<xs:enumeration value="progressive"/>
<xs:enumeration value="interlaced"/>
<xs:enumeration value="unknown"/>
</xs:restriction>
</xs:simpleType>
<!-- Subset -->
<xs:complexType name="SubsetType">
<xs:attribute name="contains" type="UIntVectorType" use="required"/>
<xs:attribute name="id" type="xs:string"/>
<xs:anyAttribute namespace="##other" processContents="lax"/>
</xs:complexType>
<!-- Segment information base -->
<xs:complexType name="SegmentBaseType">
<xs:sequence>
<xs:element name="Initialization" type="URLType" minOccurs="0"/>
<xs:element name="RepresentationIndex" type="URLType" minOccurs="0"/>
<xs:any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
</xs:sequence>
<xs:attribute name="timescale" type="xs:unsignedInt"/>
<xs:attribute name="presentationTimeOffset" type="xs:unsignedLong"/>
<xs:attribute name="indexRange" type="xs:string"/>
<xs:attribute name="indexRangeExact" type="xs:boolean" default="false"/>
<xs:attribute name="availabilityTimeOffset" type="xs:double"/>
<xs:attribute name="availabilityTimeComplete" type="xs:boolean"/>
<xs:anyAttribute namespace="##other" processContents="lax"/>
</xs:complexType>
<!-- Multiple Segment information base -->
<xs:complexType name="MultipleSegmentBaseType">
<xs:complexContent>
<xs:extension base="SegmentBaseType">
<xs:sequence>
<xs:element name="SegmentTimeline" type="SegmentTimelineType" minOccurs="0"/>
<xs:element name="BitstreamSwitching" type="URLType" minOccurs="0"/>
</xs:sequence>
<xs:attribute name="duration" type="xs:unsignedInt"/>
<xs:attribute name="startNumber" type="xs:unsignedInt"/>
<xs:attribute name="endNumber" type="xs:unsignedInt"/>
</xs:extension>
</xs:complexContent>
</xs:complexType>
<!-- Segment Info item URL/range -->
<xs:complexType name="URLType">
<xs:sequence>
<xs:any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
</xs:sequence>
<xs:attribute name="sourceURL" type="xs:anyURI"/>
<xs:attribute name="range" type="xs:string"/>
<xs:anyAttribute namespace="##other" processContents="lax"/>
</xs:complexType>
<!-- Segment List -->
<xs:complexType name="SegmentListType">
<xs:complexContent>
<xs:extension base="MultipleSegmentBaseType">
<xs:sequence>
<xs:element name="SegmentURL" type="SegmentURLType" minOccurs="0" maxOccurs="unbounded"/>
</xs:sequence>
<xs:attribute ref="xlink:href"/>
<xs:attribute ref="xlink:actuate" default="onRequest"/>
</xs:extension>
</xs:complexContent>
</xs:complexType>
<!-- Segment URL -->
<xs:complexType name="SegmentURLType">
<xs:sequence>
<xs:any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
</xs:sequence>
<xs:attribute name="media" type="xs:anyURI"/>
<xs:attribute name="mediaRange" type="xs:string"/>
<xs:attribute name="index" type="xs:anyURI"/>
<xs:attribute name="indexRange" type="xs:string"/>
<xs:anyAttribute namespace="##other" processContents="lax"/>
</xs:complexType>
<!-- Segment Template -->
<xs:complexType name="SegmentTemplateType">
<xs:complexContent>
<xs:extension base="MultipleSegmentBaseType">
<xs:attribute name="media" type="xs:string"/>
<xs:attribute name="index" type="xs:string"/>
<xs:attribute name="initialization" type="xs:string"/>
<xs:attribute name="bitstreamSwitching" type="xs:string"/>
</xs:extension>
</xs:complexContent>
</xs:complexType>
<!-- Segment Timeline -->
<xs:complexType name="SegmentTimelineType">
<xs:sequence>
<xs:element name="S" minOccurs="1" maxOccurs="unbounded">
<xs:complexType>
<xs:attribute name="t" type="xs:unsignedLong"/>
<xs:attribute name="n" type="xs:unsignedLong" use="optional"/>
<xs:attribute name="d" type="xs:unsignedLong" use="required"/>
<xs:attribute name="r" type="xs:integer" use="optional" default="0"/>
<xs:anyAttribute namespace="##other" processContents="lax"/>
</xs:complexType>
</xs:element>
<xs:any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
</xs:sequence>
<xs:anyAttribute namespace="##other" processContents="lax"/>
</xs:complexType>
<!-- Whitespace-separated list of strings -->
<xs:simpleType name="StringVectorType">
<xs:list itemType="xs:string"/>
</xs:simpleType>
<!-- Whitespace-separated list of unsigned integers -->
<xs:simpleType name="UIntVectorType">
<xs:list itemType="xs:unsignedInt"/>
</xs:simpleType>
<!-- Base URL -->
<xs:complexType name="BaseURLType">
<xs:simpleContent>
<xs:extension base="xs:anyURI">
<xs:attribute name="serviceLocation" type="xs:string"/>
<xs:attribute name="byteRange" type="xs:string"/>
<xs:attribute name="availabilityTimeOffset" type="xs:double"/>
<xs:attribute name="availabilityTimeComplete" type="xs:boolean"/>
<xs:anyAttribute namespace="##other" processContents="lax"/>
</xs:extension>
</xs:simpleContent>
</xs:complexType>
<!-- Program Information -->
<xs:complexType name="ProgramInformationType">
<xs:sequence>
<xs:element name="Title" type="xs:string" minOccurs="0"/>
<xs:element name="Source" type="xs:string" minOccurs="0"/>
<xs:element name="Copyright" type="xs:string" minOccurs="0"/>
<xs:any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
</xs:sequence>
<xs:attribute name="lang" type="xs:language"/>
<xs:attribute name="moreInformationURL" type="xs:anyURI"/>
<xs:anyAttribute namespace="##other" processContents="lax"/>
</xs:complexType>
<!-- Descriptor -->
<xs:complexType name="DescriptorType">
<xs:sequence>
<xs:any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
</xs:sequence>
<xs:attribute name="schemeIdUri" type="xs:anyURI" use="required"/>
<xs:attribute name="value" type="xs:string"/>
<xs:attribute name="id" type="xs:string"/>
<xs:anyAttribute namespace="##other" processContents="lax"/>
</xs:complexType>
<!-- Metrics -->
<xs:complexType name="MetricsType">
<xs:sequence>
<xs:element name="Reporting" type="DescriptorType" maxOccurs="unbounded"/>
<xs:element name="Range" type="RangeType" minOccurs="0" maxOccurs="unbounded"/>
<xs:any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
</xs:sequence>
<xs:attribute name="metrics" type="xs:string" use="required"/>
<xs:anyAttribute namespace="##other" processContents="lax"/>
</xs:complexType>
<!-- Metrics Range -->
<xs:complexType name="RangeType">
<xs:attribute name="starttime" type="xs:duration"/>
<xs:attribute name="duration" type="xs:duration"/>
</xs:complexType>
</xs:schema>