ISO/IEC 23001-5-2008 信息技术.MPEG系统技术.第5部分:字符串语法描述语言(BSDL)
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【英文标准名称】:Informationtechnology-MPEGsystemstechnologies-Part5:BitstreamSyntaxDescriptionLanguage(BSDL)
【原文标准名称】:信息技术.MPEG系统技术.第5部分:字符串语法描述语言(BSDL)
【标准号】:ISO/IEC23001-5-2008
【标准状态】:现行
【国别】:国际
【发布日期】:2008-02
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/IECJTC1/SC29
【标准类型】:()
【标准水平】:()
【中文主题词】:二进制;位流;数据通信;数据压缩;数据格式;数据处理;数据存储;数据传送;定义;待传文件;编码;可扩展标记语言;信息技术;标记语言;MPEG;多媒体;程序设计语言;图解;句法;XML
【英文主题词】:Binary;Bitstreams;Datacommunication;Datacompression;Dataformats;Dataprocessing;Datastorage;Datatransfer;Definitions;Documentstobetransmitted;Encoding;ExtensibleMarkupLanguage;Informationtechnology;Markuplanguage;MPEG;Multimedia;Programminglanguages;Schemes;Syntax;XML
【摘要】:ThispartofISO/IEC23001specifiesBSDL(BitstreamSyntaxDescriptionLanguage),alanguagebasedonW3CXMLSchematodescribethestructureofabitstreamwithanXMLdocumentnamedBSDescription.BSDLprovidesanormativegrammartodescribeinXMLthehigh-levelsyntaxofabitstream;theresultingXMLdocumentiscalledaBitstreamSyntaxDescription(BSDescription,BSD).Thisdescriptionisnotmeanttoreplacetheoriginalbinaryformat,butactsasanadditionallayer,similartometadata.Inmostcases,itwillnotdescribethebitstreamonabit-per-bitbasis,butratheraddressitshigh-levelstructure,e.g.,howthebitstreamisorganizedinlayersorpacketsofdata.Furthermore,theBSDescriptionisitselfscalable,whichmeansitmaydescribethebitstreamatdifferentsyntacticlayers,e.g.,finerorcoarserlevelsofdetail,dependingontheapplication.ThislanguagewasinitiallydevelopedinthecontextofDigitalItemAdaptation(ISO/IEC21000-7)asagenerictoolforadaptingscalablemultimediacontent.However,itsuseisnotrestrictedtoadaptationandmayberelevantforanyapplicationparsingabitstream.ThisiswhythispartofISO/IEC23001extractstheBSDLspecificationfromISO/IEC21000-7tomakeitavailabletoothercontexts.
【中国标准分类号】:L70
【国际标准分类号】:35_040
【页数】:70P;A4
【正文语种】:英语
【原文标准名称】:信息技术.MPEG系统技术.第5部分:字符串语法描述语言(BSDL)
【标准号】:ISO/IEC23001-5-2008
【标准状态】:现行
【国别】:国际
【发布日期】:2008-02
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/IECJTC1/SC29
【标准类型】:()
【标准水平】:()
【中文主题词】:二进制;位流;数据通信;数据压缩;数据格式;数据处理;数据存储;数据传送;定义;待传文件;编码;可扩展标记语言;信息技术;标记语言;MPEG;多媒体;程序设计语言;图解;句法;XML
【英文主题词】:Binary;Bitstreams;Datacommunication;Datacompression;Dataformats;Dataprocessing;Datastorage;Datatransfer;Definitions;Documentstobetransmitted;Encoding;ExtensibleMarkupLanguage;Informationtechnology;Markuplanguage;MPEG;Multimedia;Programminglanguages;Schemes;Syntax;XML
【摘要】:ThispartofISO/IEC23001specifiesBSDL(BitstreamSyntaxDescriptionLanguage),alanguagebasedonW3CXMLSchematodescribethestructureofabitstreamwithanXMLdocumentnamedBSDescription.BSDLprovidesanormativegrammartodescribeinXMLthehigh-levelsyntaxofabitstream;theresultingXMLdocumentiscalledaBitstreamSyntaxDescription(BSDescription,BSD).Thisdescriptionisnotmeanttoreplacetheoriginalbinaryformat,butactsasanadditionallayer,similartometadata.Inmostcases,itwillnotdescribethebitstreamonabit-per-bitbasis,butratheraddressitshigh-levelstructure,e.g.,howthebitstreamisorganizedinlayersorpacketsofdata.Furthermore,theBSDescriptionisitselfscalable,whichmeansitmaydescribethebitstreamatdifferentsyntacticlayers,e.g.,finerorcoarserlevelsofdetail,dependingontheapplication.ThislanguagewasinitiallydevelopedinthecontextofDigitalItemAdaptation(ISO/IEC21000-7)asagenerictoolforadaptingscalablemultimediacontent.However,itsuseisnotrestrictedtoadaptationandmayberelevantforanyapplicationparsingabitstream.ThisiswhythispartofISO/IEC23001extractstheBSDLspecificationfromISO/IEC21000-7tomakeitavailabletoothercontexts.
【中国标准分类号】:L70
【国际标准分类号】:35_040
【页数】:70P;A4
【正文语种】:英语
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