662 lines
33 KiB
XML
662 lines
33 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
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<xs:schema xmlns="urn:dvb:metadata:MulticastSessionConfiguration:2024" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:mpeg7="urn:mpeg:mpeg7:schema:2001" xmlns:ext="urn:dvb:metadata:Extensibility:2024" targetNamespace="urn:dvb:metadata:MulticastSessionConfiguration:2024" elementFormDefault="qualified" attributeFormDefault="unqualified" version="1">
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<xs:import namespace="urn:mpeg:mpeg7:schema:2001" schemaLocation="mpeg7_subset.xsd"/>
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<xs:import namespace="urn:dvb:metadata:Extensibility:2024" schemaLocation="extensibility_2024-04-24.xsd"/>
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<!-- -->
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<xs:simpleType name="decimalFraction">
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<xs:annotation>
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<xs:documentation>A fraction expressed as a decimal between 0.0 and 1.0</xs:documentation>
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</xs:annotation>
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<xs:restriction base="xs:decimal">
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<xs:minExclusive value="0.0"/>
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<xs:maxInclusive value="1.0"/>
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</xs:restriction>
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</xs:simpleType>
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<!-- -->
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<xs:simpleType name="stringNoWhitespaceType">
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<xs:restriction base="xs:string">
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<xs:pattern value="[^\r\n\t \p{Z}]*"/>
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</xs:restriction>
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</xs:simpleType>
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<!-- -->
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<xs:simpleType name="IPAddressType">
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<xs:annotation>
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<xs:documentation>TODO: Restrict this with a regular expression that matches IPv4 and IPv6 addresses in their respective textual notations.</xs:documentation>
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</xs:annotation>
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<xs:restriction base="xs:string"/>
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</xs:simpleType>
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<!-- -->
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<xs:simpleType name="PortNumberType">
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<xs:restriction base="xs:positiveInteger">
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<xs:maxInclusive value="65535"/>
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</xs:restriction>
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</xs:simpleType>
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<!-- -->
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<xs:simpleType name="contentAcquisitionMethodType">
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<xs:restriction base="xs:NMTOKEN">
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<xs:enumeration value="push"/>
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<xs:enumeration value="pull"/>
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</xs:restriction>
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</xs:simpleType>
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<!-- -->
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<xs:simpleType name="transmissionModeType">
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<xs:restriction base="xs:NMTOKEN">
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<xs:enumeration value="resource"/>
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<xs:enumeration value="chunked"/>
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</xs:restriction>
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</xs:simpleType>
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<!-- -->
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<xs:simpleType name="transportSecurityType">
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<xs:restriction base="xs:NMTOKEN">
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<xs:enumeration value="none">
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<xs:annotation>
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<xs:documentation/>
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</xs:annotation>
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</xs:enumeration>
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<xs:enumeration value="integrity">
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<xs:annotation>
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<xs:documentation>A digest of the multicast transport object is present in the metadata describing it, enabling its integrity to be verified by the Multicast gateway.</xs:documentation>
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</xs:annotation>
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</xs:enumeration>
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<xs:enumeration value="integrityAndAuthenticity">
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<xs:annotation>
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<xs:documentation>A digest of the multicast transport object is present in the metadata describing it, enabling its integrity to be verified by the Multicast gateway. A digital signature is also provided, enabling the authenticity of (key fields within) the multicast transport object metadata to be verified by the Multicast gateway.</xs:documentation>
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</xs:annotation>
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</xs:enumeration>
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</xs:restriction>
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</xs:simpleType>
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<!-- -->
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<xs:simpleType name="tagAttrType">
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<xs:list itemType="xs:anyURI"/>
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</xs:simpleType>
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<!-- -->
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<xs:attributeGroup name="validityAttrs">
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<xs:attribute name="validityPeriod" type="xs:duration">
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<xs:annotation>
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<xs:documentation>The period of time after receiving this document that it may no longer be valid.</xs:documentation>
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</xs:annotation>
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</xs:attribute>
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<xs:attribute name="validUntil" type="mpeg7:timePointType">
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<xs:annotation>
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<xs:documentation>The absolute point in time after which this document may no longer be valid.</xs:documentation>
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</xs:annotation>
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</xs:attribute>
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<xs:anyAttribute processContents="skip"/>
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</xs:attributeGroup>
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<!-- -->
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<xs:attributeGroup name="transportSessionRefAttrs">
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<xs:attribute name="serviceIdRef" type="xs:anyURI" use="optional">
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<xs:annotation>
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<xs:documentation>A reference to a service identifier in this multicast session configuration.</xs:documentation>
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</xs:annotation>
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</xs:attribute>
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<xs:attribute name="transportSessionIdRef" type="xs:NMTOKEN" use="optional">
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<xs:annotation>
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<xs:documentation>A reference to a transport session identifier within the scope of the indicated multicast session.</xs:documentation>
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</xs:annotation>
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</xs:attribute>
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</xs:attributeGroup>
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<!-- -->
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<xs:attributeGroup name="targetAcquisitionLatencyAttrs">
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<xs:attribute name="targetAcquisitionLatency" type="xs:duration" use="optional">
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<xs:annotation>
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<xs:documentation>The maximum period of time between transmissions of a multicast transport object as part of a carousel.</xs:documentation>
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</xs:annotation>
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</xs:attribute>
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</xs:attributeGroup>
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<!-- -->
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<xs:attributeGroup name="revalidationPeriodAttrs">
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<xs:attribute name="revalidationPeriod" type="xs:duration" use="optional">
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<xs:annotation>
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<xs:documentation>The maximum period of time between revalidation of a resource with its origin server.</xs:documentation>
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</xs:annotation>
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</xs:attribute>
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</xs:attributeGroup>
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<!-- -->
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<xs:attributeGroup name="compressionAttrs">
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<xs:attribute name="compressionPreferred" type="xs:boolean" use="optional" default="false">
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<xs:annotation>
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<xs:documentation>Expression of preference to the Multicast server that compression is desired by the Provisioning function.</xs:documentation>
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</xs:annotation>
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</xs:attribute>
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</xs:attributeGroup>
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<!-- -->
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<xs:attributeGroup name="carouselSizeAttrs">
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<xs:attribute name="aggregateTransportSize" type="xs:positiveInteger" use="optional">
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<xs:annotation>
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<xs:documentation>The combined size of all transport objects described by this carousel, excluding any associated metadata and transport protocol overhead.</xs:documentation>
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</xs:annotation>
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</xs:attribute>
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<xs:attribute name="aggregateContentSize" type="xs:positiveInteger" use="optional">
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<xs:annotation>
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<xs:documentation>The combined size of all transport objects described by this carousel once any content encoding (such as compression) has been removed from the objects, excluding any associated metadata and transport protocol overhead.</xs:documentation>
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</xs:annotation>
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</xs:attribute>
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</xs:attributeGroup>
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<!-- -->
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<xs:complexType name="ServiceComponentIdentifierType" abstract="true">
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<xs:attribute name="manifestIdRef" type="xs:NMTOKEN" use="required">
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<xs:annotation>
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<xs:documentation>A cross-reference to a PresentationManifestLocator element in the parent MulticastSession with a manifestId of the same value.</xs:documentation>
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</xs:annotation>
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</xs:attribute>
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<xs:anyAttribute processContents="skip"/>
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</xs:complexType>
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<!-- -->
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<xs:complexType name="DASHComponentIdentifierType">
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<xs:complexContent>
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<xs:extension base="ServiceComponentIdentifierType">
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<xs:attribute name="periodIdentifier" type="xs:string" use="required"/>
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<xs:attribute name="adaptationSetIdentifier" type="xs:unsignedInt" use="required"/>
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<xs:attribute name="representationIdentifier" type="stringNoWhitespaceType" use="required"/>
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</xs:extension>
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</xs:complexContent>
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</xs:complexType>
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<!-- -->
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<xs:complexType name="HLSComponentIdentifierType">
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<xs:complexContent>
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<xs:extension base="ServiceComponentIdentifierType">
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<xs:attribute name="mediaPlaylistLocator" type="xs:anyURI" use="required"/>
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</xs:extension>
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</xs:complexContent>
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</xs:complexType>
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<!-- -->
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<xs:complexType name="GenericComponentIdentifierType">
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<xs:complexContent>
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<xs:extension base="ServiceComponentIdentifierType">
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<xs:attribute name="componentIdentifier" type="xs:NMTOKEN" use="required"/>
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</xs:extension>
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</xs:complexContent>
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</xs:complexType>
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<!-- -->
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<xs:complexType name="MulticastTransportProtocolType">
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<xs:attribute name="protocolIdentifier" type="mpeg7:termReferenceType" use="required"/>
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<xs:attribute name="protocolVersion" type="xs:positiveInteger" use="required"/>
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<xs:anyAttribute processContents="skip"/>
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</xs:complexType>
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<!-- -->
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<xs:complexType name="MulticastEndpointAddressType">
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<xs:sequence>
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<xs:element name="NetworkSourceAddress" type="IPAddressType" minOccurs="0"/>
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<xs:element name="NetworkDestinationGroupAddress" type="IPAddressType"/>
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<xs:element name="TransportDestinationPort" type="PortNumberType"/>
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<xs:element name="MediaTransportSessionIdentifier" type="xs:positiveInteger" minOccurs="0">
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<xs:annotation>
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<xs:documentation>Uniquely identifying the stream of packets in the multicast group that corresponds to this multicast transport session, e.g. the LCT Channel identifier. (Some multicast media transport protocols do not require this additional demultiplexing identifier.)</xs:documentation>
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</xs:annotation>
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</xs:element>
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<xs:any namespace="##other" processContents="skip" minOccurs="0" maxOccurs="unbounded">
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<xs:annotation>
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<xs:documentation>Designated extension point.</xs:documentation>
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</xs:annotation>
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</xs:any>
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</xs:sequence>
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<xs:anyAttribute processContents="skip"/>
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</xs:complexType>
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<!-- -->
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<xs:complexType name="BitRateType">
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<xs:attribute name="average" type="xs:positiveInteger" use="optional"/>
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<xs:attribute name="maximum" type="xs:positiveInteger" use="required"/>
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</xs:complexType>
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<!-- -->
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<xs:complexType name="ForwardErrorCorrectionParametersType">
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<xs:annotation>
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<xs:documentation>A set of parameters describing an Application Level Forward Error Correction configuration.</xs:documentation>
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</xs:annotation>
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<xs:sequence>
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<xs:element name="SchemeIdentifier" type="mpeg7:termReferenceType">
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<xs:annotation>
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<xs:documentation>A term identifier from ForwardErrorCorrectionSchemeCS identifying the AL-FEC scheme in use.</xs:documentation>
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</xs:annotation>
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</xs:element>
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<xs:element name="OverheadPercentage" type="xs:positiveInteger">
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<xs:annotation>
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<xs:documentation>The percentage AL-FEC overhead for the repair stream described by this set of Forward Error Correction parameters.</xs:documentation>
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</xs:annotation>
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</xs:element>
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<xs:element name="EndpointAddress" type="MulticastEndpointAddressType" minOccurs="0" maxOccurs="unbounded">
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<xs:annotation>
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<xs:documentation>The endpoint address to which AL-FEC repair packets are transmitted. May be omitted in cases where AL-FEC is transmitted in band to the same endpoint address as the enclosing multicast transport session.</xs:documentation>
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</xs:annotation>
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</xs:element>
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<xs:any namespace="##other" processContents="skip" minOccurs="0" maxOccurs="unbounded">
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<xs:annotation>
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<xs:documentation>Designated extension point.</xs:documentation>
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</xs:annotation>
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</xs:any>
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</xs:sequence>
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<xs:anyAttribute processContents="skip"/>
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</xs:complexType>
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<!-- -->
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<xs:complexType name="WeightedURIType">
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<xs:annotation>
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<xs:documentation>A URI with an associated weighting attribute.</xs:documentation>
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</xs:annotation>
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<xs:simpleContent>
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<xs:extension base="xs:anyURI">
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<xs:attribute name="relativeWeight" type="xs:nonNegativeInteger" default="1"/>
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</xs:extension>
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</xs:simpleContent>
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</xs:complexType>
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<!-- -->
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<xs:complexType name="UnicastRepairParametersType">
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<xs:annotation>
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<xs:documentation>An element describing the parameters to be used by a Multicast gateway when performing unicast repair. One or more base paths may be specified here, each with an optional weighting. If the weighting is omitted, all base paths are assumed to have an equal weighting of 1.0.</xs:documentation>
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</xs:annotation>
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<xs:sequence>
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<xs:element name="BaseURL" type="WeightedURIType" minOccurs="0" maxOccurs="unbounded"/>
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<xs:any namespace="##other" processContents="skip" minOccurs="0" maxOccurs="unbounded">
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<xs:annotation>
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<xs:documentation>Designated extension point.</xs:documentation>
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</xs:annotation>
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</xs:any>
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</xs:sequence>
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<xs:attribute name="transportObjectReceptionTimeout" type="xs:unsignedInt" use="required">
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<xs:annotation>
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<xs:documentation>The time (expressed in milliseconds) that a Multicast gateway should wait for a packet relating to a particular multicast transport object before it can assume that the object transmission is over, and commence object repair using Forward Error Correction or unicast patching procedures.</xs:documentation>
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</xs:annotation>
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</xs:attribute>
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<xs:attribute name="fixedBackOffPeriod" type="xs:unsignedInt" default="0">
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<xs:annotation>
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<xs:documentation>The minimum number of milliseconds that the Multicast gateway shall back off after the mutlicast transport object timeout before attempting a unicast repair.</xs:documentation>
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</xs:annotation>
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</xs:attribute>
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<xs:attribute name="randomBackOffPeriod" type="xs:unsignedInt" default="0">
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<xs:annotation>
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<xs:documentation>An additional period that the Multicast gateway shall wait after the fixed back-off period before attempting a unicast repair. It shall be a randomly selected number of milliseconds between zero and the value specified in this attribute. The Multicast gateway shall choose a different random back-off period for each multicast transport object.</xs:documentation>
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</xs:annotation>
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</xs:attribute>
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<xs:attribute name="transportObjectBaseURI" type="xs:anyURI" use="optional">
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<xs:annotation>
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<xs:documentation>The base path of all multicast transport objects conveyed in this multicast transport session. This prefix string is substituated by the Multicast gateway with a unicast repair base path when performing unicast repair.</xs:documentation>
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</xs:annotation>
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</xs:attribute>
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<xs:anyAttribute processContents="skip"/>
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</xs:complexType>
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<!-- -->
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<xs:complexType name="TypedLocatorType">
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<xs:annotation>
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<xs:documentation>A URL and accompanying MIME content type.</xs:documentation>
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</xs:annotation>
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<xs:simpleContent>
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<xs:extension base="xs:anyURI">
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<xs:attribute name="contentType" type="mpeg7:mimeType" use="required">
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<xs:annotation>
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<xs:documentation>The MIME content type of the resource pointed to by the content of this element.</xs:documentation>
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</xs:annotation>
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</xs:attribute>
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</xs:extension>
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</xs:simpleContent>
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</xs:complexType>
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<!-- -->
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<xs:complexType name="ReportingLocatorType">
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<xs:simpleContent>
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<xs:extension base="xs:anyURI">
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<xs:attribute name="proportion" type="decimalFraction" default="1.0">
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<xs:annotation>
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<xs:documentation>The proportion of Multicast gateways that should send reports to the specified endpoint. At the start of a multicast transport session, each Multicast gateway shall randomly decide whether or not to send reports based on this value.</xs:documentation>
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</xs:annotation>
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</xs:attribute>
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<xs:attribute name="period" type="xs:duration" use="required">
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<xs:annotation>
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<xs:documentation>The period of time for the Multicast gateway to wait between sending reports to the specified endpoint.</xs:documentation>
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</xs:annotation>
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</xs:attribute>
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<xs:attribute name="randomDelay" type="xs:unsignedInt" use="required">
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<xs:annotation>
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<xs:documentation>An additional period that the Multicast gateway shall delay when sending reports to the specified endpoint. It shall be a randomly selected number of milliseconds between zero and the value specified in this attribute. The Multicast gateway shall choose a different random delay for each report it sends.</xs:documentation>
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</xs:annotation>
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</xs:attribute>
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<xs:attribute name="reportSessionRunningEvents" type="xs:boolean" use="optional" default="false">
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<xs:annotation>
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<xs:documentation>Controls whether Playback session running events are included in reports.</xs:documentation>
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</xs:annotation>
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</xs:attribute>
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<xs:anyAttribute processContents="skip"/>
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</xs:extension>
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</xs:simpleContent>
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</xs:complexType>
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<!-- -->
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<xs:complexType name="SessionReportingType">
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<xs:sequence>
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<xs:annotation>
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<xs:documentation>Parameters used by the Multicast gateway to report statistics about the session.</xs:documentation>
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</xs:annotation>
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<xs:element name="ReportingLocator" type="ReportingLocatorType" maxOccurs="unbounded"/>
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</xs:sequence>
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<xs:anyAttribute processContents="skip"/>
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</xs:complexType>
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<!-- -->
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<xs:complexType name="CarouselMediaPresentationResourceType">
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<xs:annotation>
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<xs:documentation>The parameters for carouselling a resource related to a media presentation.</xs:documentation>
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</xs:annotation>
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<xs:attributeGroup ref="targetAcquisitionLatencyAttrs"/>
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<xs:attributeGroup ref="compressionAttrs"/>
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<xs:anyAttribute processContents="skip"/>
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</xs:complexType>
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<!-- -->
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<xs:complexType name="ReferencingCarouselMediaPresentationResourceType">
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<xs:annotation>
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<xs:documentation>The parameters for carouselling a resource related to a media presentation with reference to an multicast transport session described in a different document.</xs:documentation>
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</xs:annotation>
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<xs:complexContent>
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<xs:extension base="CarouselMediaPresentationResourceType">
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<xs:attributeGroup ref="transportSessionRefAttrs"/>
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</xs:extension>
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</xs:complexContent>
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</xs:complexType>
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<!-- -->
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<xs:complexType name="CarouselResourceLocatorType">
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<xs:annotation>
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<xs:documentation>A URL and the parameters for carouselling it.</xs:documentation>
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</xs:annotation>
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<xs:simpleContent>
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<xs:extension base="xs:anyURI">
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<xs:attributeGroup ref="targetAcquisitionLatencyAttrs">
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<xs:annotation>
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<xs:documentation>The target acquisition period from the carousel for this resource.</xs:documentation>
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</xs:annotation>
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</xs:attributeGroup>
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<xs:attributeGroup ref="revalidationPeriodAttrs">
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<xs:annotation>
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<xs:documentation>The revalidation period with the origin server for this resource.</xs:documentation>
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</xs:annotation>
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</xs:attributeGroup>
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<xs:attributeGroup ref="compressionAttrs">
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<xs:annotation>
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<xs:documentation>Compression of this resource by the Multicast server is desired.</xs:documentation>
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</xs:annotation>
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</xs:attributeGroup>
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<xs:anyAttribute processContents="skip"/>
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</xs:extension>
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</xs:simpleContent>
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</xs:complexType>
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<!-- -->
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<xs:complexType name="ObjectCarouselType">
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<xs:sequence>
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<xs:choice minOccurs="0" maxOccurs="unbounded">
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<xs:element name="PresentationManifests" type="CarouselMediaPresentationResourceType"/>
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<xs:element name="InitSegments" type="CarouselMediaPresentationResourceType"/>
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<xs:element name="ResourceLocator" type="CarouselResourceLocatorType"/>
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</xs:choice>
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<xs:any namespace="##other" processContents="skip" minOccurs="0" maxOccurs="unbounded">
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<xs:annotation>
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<xs:documentation>Designated extension point.</xs:documentation>
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</xs:annotation>
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</xs:any>
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</xs:sequence>
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<xs:attributeGroup ref="carouselSizeAttrs"/>
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<xs:anyAttribute processContents="skip"/>
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</xs:complexType>
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<!-- -->
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<xs:complexType name="ReferencingObjectCarouselType">
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<xs:sequence>
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<xs:choice minOccurs="0" maxOccurs="unbounded">
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<xs:element name="PresentationManifests" type="ReferencingCarouselMediaPresentationResourceType"/>
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<xs:element name="InitSegments" type="ReferencingCarouselMediaPresentationResourceType"/>
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<xs:element name="ResourceLocator" type="CarouselResourceLocatorType"/>
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</xs:choice>
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<xs:any namespace="##other" processContents="skip" minOccurs="0" maxOccurs="unbounded">
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<xs:annotation>
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<xs:documentation>Designated extension point.</xs:documentation>
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</xs:annotation>
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</xs:any>
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</xs:sequence>
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<xs:attributeGroup ref="carouselSizeAttrs"/>
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<xs:anyAttribute processContents="skip"/>
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</xs:complexType>
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<!-- -->
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<xs:complexType name="MacroDefinitionType">
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<xs:annotation>
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<xs:documentation>Definition of a macro expansion.</xs:documentation>
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</xs:annotation>
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<xs:simpleContent>
|
|
<xs:extension base="xs:string">
|
|
<xs:attribute name="key" type="xs:NMTOKEN" use="required">
|
|
<xs:annotation>
|
|
<xs:documentation>The macro key to be expanded.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:attribute>
|
|
</xs:extension>
|
|
</xs:simpleContent>
|
|
</xs:complexType>
|
|
<!-- -->
|
|
<xs:complexType name="BaseMulticastTransportSessionType">
|
|
<xs:sequence>
|
|
<xs:element name="TransportProtocol" type="MulticastTransportProtocolType"/>
|
|
<xs:element name="EndpointAddress" type="MulticastEndpointAddressType" maxOccurs="unbounded"/>
|
|
<xs:element name="BitRate" type="BitRateType"/>
|
|
<xs:element name="ForwardErrorCorrectionParameters" type="ForwardErrorCorrectionParametersType" minOccurs="0" maxOccurs="unbounded"/>
|
|
<xs:element name="UnicastRepairParameters" type="UnicastRepairParametersType" minOccurs="0"/>
|
|
</xs:sequence>
|
|
<xs:attribute name="serviceClass" type="xs:anyURI" use="optional">
|
|
<xs:annotation>
|
|
<xs:documentation>A controlled term URI indicating the class of information conveyed by a multicast transport session.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:attribute>
|
|
<xs:attribute name="transportSecurity" type="transportSecurityType" default="none">
|
|
<xs:annotation>
|
|
<xs:documentation>Controls whether the Multicast server adds integrity and/or authenticity metadata to multicast transport objects. Informs the Multicast gateway whether this metadata should be present and verified.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:attribute>
|
|
</xs:complexType>
|
|
<!-- -->
|
|
<xs:complexType name="MulticastGatewayConfigurationTransportSessionType">
|
|
<xs:complexContent>
|
|
<xs:extension base="BaseMulticastTransportSessionType">
|
|
<xs:sequence>
|
|
<xs:element name="ObjectCarousel" type="ReferencingObjectCarouselType" minOccurs="0">
|
|
<xs:annotation>
|
|
<xs:documentation>Specifying a carousel of ancillary multicast transport objects to be additionally conveyed by this multicast gateway configuration transport session.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:element>
|
|
<xs:element name="MulticastGatewayConfigurationMacro" type="MacroDefinitionType" minOccurs="0" maxOccurs="unbounded">
|
|
<xs:annotation>
|
|
<xs:documentation>Defining a macro to be expanded by the Multicast server when generating a multicast gateway configuration for inclusion in this multicast gateway configuration transport session.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:element>
|
|
<xs:any namespace="##other" processContents="skip" minOccurs="0" maxOccurs="unbounded">
|
|
<xs:annotation>
|
|
<xs:documentation>Designated extension point.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:any>
|
|
</xs:sequence>
|
|
<xs:attribute name="tags" type="tagAttrType" use="optional">
|
|
<xs:annotation>
|
|
<xs:documentation>A list of globally unique identifiers that refers to either this multicast gateway configuration transport session or the content carried by it.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:attribute>
|
|
<xs:anyAttribute processContents="skip"/>
|
|
</xs:extension>
|
|
</xs:complexContent>
|
|
</xs:complexType>
|
|
<!-- -->
|
|
<xs:complexType name="MulticastTransportSessionType">
|
|
<xs:complexContent>
|
|
<xs:extension base="BaseMulticastTransportSessionType">
|
|
<xs:sequence>
|
|
<xs:element name="ServiceComponentIdentifier" type="ServiceComponentIdentifierType" maxOccurs="unbounded">
|
|
<xs:annotation>
|
|
<xs:documentation>A means of referencing a single component of the linear service.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:element>
|
|
<xs:element name="ObjectCarousel" type="ObjectCarouselType" minOccurs="0">
|
|
<xs:annotation>
|
|
<xs:documentation>Specifying a carousel of ancillary multicast transport objects to be additionally conveyed by this multicast transport session.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:element>
|
|
<xs:any namespace="##other" processContents="skip" minOccurs="0" maxOccurs="unbounded">
|
|
<xs:annotation>
|
|
<xs:documentation>Designated extension point.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:any>
|
|
</xs:sequence>
|
|
<xs:attribute name="id" type="xs:NMTOKEN" use="required"/>
|
|
<xs:attribute name="start" type="mpeg7:timePointType" use="optional"/>
|
|
<xs:attribute name="duration" type="xs:duration" use="optional"/>
|
|
<xs:attribute name="contentIngestMethod" type="contentAcquisitionMethodType" default="pull">
|
|
<xs:annotation>
|
|
<xs:documentation>Used by the Multicast server to determine whether to pull content for this service component, or expect it to be pushed.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:attribute>
|
|
<xs:attribute name="transmissionMode" type="transmissionModeType" default="resource">
|
|
<xs:annotation>
|
|
<xs:documentation>Used by the Multicast server to determine the multicast transmission mode. In "resource" mode, the Multicast server waits until it has acquired a complete resource before attempting to transmit it as a multicast transport object. In "chunked" mode, the Multicast server maps a single acquired chunk to a different multicast transport object.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:attribute>
|
|
<xs:attribute name="sessionIdleTimeout" type="xs:positiveInteger" use="required">
|
|
<xs:annotation>
|
|
<xs:documentation>The time (expressed in milliseconds) that a Multicast gateway should wait for any packet on this multicast transport session before it can assume that the session is over and unsubscribe from the corresponding multicast group. If this attribute is omitted, reception of the multicast session never times out due to a lack of packets, but is still bounded by the transport session duration.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:attribute>
|
|
<xs:anyAttribute processContents="skip"/>
|
|
</xs:extension>
|
|
</xs:complexContent>
|
|
</xs:complexType>
|
|
<!-- -->
|
|
<xs:complexType name="MulticastSessionType">
|
|
<xs:annotation>
|
|
<xs:documentation>All the multicast transport sessions required to deliver a single linear service according to operational needs.</xs:documentation>
|
|
</xs:annotation>
|
|
<xs:sequence>
|
|
<xs:element name="PresentationManifestLocator" maxOccurs="unbounded">
|
|
<xs:annotation>
|
|
<xs:documentation>The URL of a presentation manifest hosted on an origin server accessible to the system receiving this multicast session configuration.</xs:documentation>
|
|
</xs:annotation>
|
|
<xs:complexType>
|
|
<xs:simpleContent>
|
|
<xs:extension base="TypedLocatorType">
|
|
<xs:attribute name="manifestId" type="xs:NMTOKEN" use="required">
|
|
<xs:annotation>
|
|
<xs:documentation>An opaque identifier, unique within the lexical scope of this instance document, that identifies this XML element and allows it to be cross-referenced from elsewhere in the same instance document.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:attribute>
|
|
<xs:attribute name="transportObjectURI" type="xs:string" use="optional">
|
|
<xs:annotation>
|
|
<xs:documentation>The multicast transport object URI of this presentation manifest when it is carouselled by the Multicast server.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:attribute>
|
|
<xs:attribute name="contentPlaybackPathPattern" type="xs:string">
|
|
<xs:annotation>
|
|
<xs:documentation>A pattern string used by the Multicast gateway to match the path part of presentation manifest request URLs from a Content playback function with this multicast session. May contain any number of wildcard characters at any position.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:attribute>
|
|
</xs:extension>
|
|
</xs:simpleContent>
|
|
</xs:complexType>
|
|
</xs:element>
|
|
<xs:element name="MulticastGatewaySessionReporting" type="SessionReportingType" minOccurs="0">
|
|
<xs:annotation>
|
|
<xs:documentation>The reporting destination(s) used by the Multicast gateway for all Multicast transport sessions within the scope of this Multicast session.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:element>
|
|
<xs:element name="MulticastTransportSession" type="MulticastTransportSessionType" maxOccurs="unbounded"/>
|
|
<xs:any namespace="##other" processContents="skip" minOccurs="0" maxOccurs="unbounded">
|
|
<xs:annotation>
|
|
<xs:documentation>Designated extension point.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:any>
|
|
</xs:sequence>
|
|
<xs:attribute name="serviceIdentifier" type="xs:anyURI" use="required">
|
|
<xs:annotation>
|
|
<xs:documentation>A URI that uniquely identifies a multicast session within the deployed system.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:attribute>
|
|
<xs:attribute name="contentPlaybackAvailabilityOffset" type="xs:duration" default="PT0S">
|
|
<xs:annotation>
|
|
<xs:documentation>The period for which the availability start time of media objects delivered at reference point L should be delayed by the Multicast gateway</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:attribute>
|
|
<xs:anyAttribute processContents="skip"/>
|
|
</xs:complexType>
|
|
<!-- -->
|
|
<xs:complexType name="MulticastServerConfigurationType">
|
|
<xs:sequence>
|
|
<xs:element name="MulticastGatewayConfigurationTransportSession" type="MulticastGatewayConfigurationTransportSessionType" minOccurs="0" maxOccurs="unbounded">
|
|
<xs:annotation>
|
|
<xs:documentation>The Multicast gateway configuration can optionally be transmitted via an in-band multicast transport session.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:element>
|
|
<xs:element name="MulticastSession" type="MulticastSessionType" minOccurs="0" maxOccurs="unbounded">
|
|
<xs:annotation>
|
|
<xs:documentation>A set of multicast sessions, each one for a different linear service.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:element>
|
|
<xs:element name="MulticastServerConfigurationMacro" type="MacroDefinitionType" minOccurs="0" maxOccurs="unbounded">
|
|
<xs:annotation>
|
|
<xs:documentation>Defining a macro to be expanded by the Multicast server when processing the multicast server configuration.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:element>
|
|
<xs:element name="MulticastGatewaySessionReporting" type="SessionReportingType" minOccurs="0">
|
|
<xs:annotation>
|
|
<xs:documentation>The reporting destination(s) used by the Multicast gateway for all Multicast transport sessions declared within the scope of this multicast server configuration.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:element>
|
|
<xs:any namespace="##other" processContents="skip" minOccurs="0" maxOccurs="unbounded">
|
|
<xs:annotation>
|
|
<xs:documentation>Designated extension point.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:any>
|
|
</xs:sequence>
|
|
<xs:attribute ref="ext:schemaVersion" use="required">
|
|
<xs:annotation>
|
|
<xs:documentation>The version attribute is intended to be increased by 1 in every future version where new element(s) or attribute(s) are added.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:attribute>
|
|
<xs:attributeGroup ref="validityAttrs">
|
|
<xs:annotation>
|
|
<xs:documentation>Attributes declaring the validity of this Multicast server configuration document and its contents.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:attributeGroup>
|
|
</xs:complexType>
|
|
<!-- -->
|
|
<xs:complexType name="MulticastGatewayConfigurationType">
|
|
<xs:sequence>
|
|
<xs:element name="MulticastGatewayConfigurationTransportSession" type="MulticastGatewayConfigurationTransportSessionType" minOccurs="0" maxOccurs="unbounded">
|
|
<xs:annotation>
|
|
<xs:documentation>The Multicast gateway configuration can optionally be transmitted via an in-band multicast transport session.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:element>
|
|
<xs:element name="MulticastSession" type="MulticastSessionType" minOccurs="0" maxOccurs="unbounded">
|
|
<xs:annotation>
|
|
<xs:documentation>A set of multicast sessions, each one for a different linear service.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:element>
|
|
<xs:element name="MulticastGatewaySessionReporting" type="SessionReportingType" minOccurs="0">
|
|
<xs:annotation>
|
|
<xs:documentation>The reporting destination(s) used by the Multicast gateway for all Multicast transport sessions declared within the scope of this multicast gateway configuration.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:element>
|
|
<xs:any namespace="##other" processContents="skip" minOccurs="0" maxOccurs="unbounded">
|
|
<xs:annotation>
|
|
<xs:documentation>Designated extension point.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:any>
|
|
</xs:sequence>
|
|
<xs:attribute ref="ext:schemaVersion" use="required">
|
|
<xs:annotation>
|
|
<xs:documentation>The version attribute is intended to be increased by 1 in every future version where new element(s) or attribute(s) are added.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:attribute>
|
|
<xs:attributeGroup ref="validityAttrs">
|
|
<xs:annotation>
|
|
<xs:documentation>Attributes declaring the validity of this Multicast gateway configuration document and its contents.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:attributeGroup>
|
|
</xs:complexType>
|
|
<!-- -->
|
|
<xs:element name="MulticastServerConfiguration" type="MulticastServerConfigurationType">
|
|
<xs:annotation>
|
|
<xs:documentation>A document describing the currently configured Multicast sessions of a Multicast server.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:element>
|
|
<!-- -->
|
|
<xs:element name="MulticastGatewayConfiguration" type="MulticastGatewayConfigurationType">
|
|
<xs:annotation>
|
|
<xs:documentation>A document describing the currently configured Multicast sessions of a Multicast gateway.</xs:documentation>
|
|
</xs:annotation>
|
|
</xs:element>
|
|
</xs:schema>
|