【英文标准名称】:Informationtechnology-Databaselanguages-SQLmultimediaandapplicationpackages-Part5:Stillimage
【原文标准名称】:信息技术.数据库语言.SQL多媒体和应用包.第5部分:静止图像
【标准号】:ISO/IEC13249-5-2003
【标准状态】:现行
【国别】:国际
【发布日期】:2003-11
【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/SC32
【标准类型】:()
【标准水平】:()
【中文主题词】:多媒体;定义;结构化询问语言;数据库语言;信息技术;数据处理;信息交换
【英文主题词】:Dataprocessing;Databaselanguages;Definition;Definitions;Informationinterchange;Informationtechnology;Multimedia;SQL;StructuredQueryLanguage
【摘要】:ThispartofISO/IEC13249:a)introducesthestillimagepartofISO/IEC13249(allparts);b)givesthereferencesnecessaryforthispartofISO/IEC13249;c)definesnotationsandconventionsspecifictothispartofISO/IEC13249;d)definesconceptsspecifictothispartofISO/IEC13249;e)definesthestillimageuser-definedtypesandtheirassociatedroutines.Thestillimageuser-definedtypesdefinedinthispartofISO/IEC13249adheretothefollowing.—Astillimageuser-definedtypeisgenerictoimagehandling.Itaddressestheneedtostore,manageandretrieveinformationbasedonaspectsofinherentimagecharacteristicssuchasheight,widthandformatandbasedonimagefeaturessuchasaveragecolor,colorhistogram,positionalcolorandtexture.Italsoaddressestheneedtoemploymanipulationsuchasrotation,scaling,aswellassimilarityassessment.—Astillimageuser-definedtypedoesnotredefinethedatabaselanguageSQLdirectlyorincombinationwithanotherstillimagedatatype.Thestillimageuser-definedtypesareapplicabletoalldifferentimageformats.However,notallfunctionalitycanbeusedwithallknownstillimageformats.AnimplementationofthispartofISO/IEC13249mayexistinenvironmentsthatalsosupportinformationandcontentmanagement,decisionsupport,datamininganddatawarehousingsystems.ApplicationareasaddressedbyimplementationsofthispartofISO/IEC13249include,butarenotrestrictedto,graphics,multimedia,scientificresearchandmedicine.
【中国标准分类号】:L74
【国际标准分类号】:35_060
【页数】:104P;A4
【正文语种】:英语