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时间:2019-10-18
《ITU-T T.126 (08 2007) (英) Multipoint still image and annotation protocol》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、InternationalTelecommunicationUnionITU-TT.126TELECOMMUNICATION(08/2007)STANDARDIZATIONSECTOROFITUSERIEST:TERMINALSFORTELEMATICSERVICESDataprotocolsformultimediaconferencingMultipointstillimageandannotationprotocolITU-TRecommendationT.126ITU-TT-SERIESRECOMMENDATIONSTERM
2、INALSFORTELEMATICSERVICESFacsimile–FrameworkT.0–T.19Still-imagecompression–TestchartsT.20–T.29Facsimile–Group3protocolsT.30–T.39ColourrepresentationT.40–T.49CharactercodingT.50–T.59Facsimile–Group4protocolsT.60–T.69Telematicservices–FrameworkT.70–T.79Still-imagecompres
3、sion–JPEG-1,Bi-levelandJBIGT.80–T.89Telematicservices–ISDNTerminalsandprotocolsT.90–T.99Videotext–FrameworkT.100–T.109DataprotocolsformultimediaconferencingT.120–T.149TelewritingT.150–T.159MultimediaandhypermediaframeworkT.170–T.189CooperativedocumenthandlingT.190–T.19
4、9Telematicservices–InterworkingT.300–T.399OpendocumentarchitectureT.400–T.429DocumenttransferandmanipulationT.430–T.449DocumentapplicationprofileT.500–T.509CommunicationapplicationprofileT.510–T.559Telematicservices–EquipmentcharacteristicsT.560–T.649Still-imagecompres
5、sion–JPEG2000T.800–T.849Still-imagecompression–JPEG-1extensionsT.850–T.899Forfurtherdetails,pleaserefertothelistofITU-TRecommendations.ITU-TRecommendationT.126MultipointstillimageandannotationprotocolSummaryITU-TRecommendationT.126definesaprotocolsupportingthemanagemen
6、tofcommonmulti-layervisualspacesandthemultipointexchangeofgraphicalinformationdirectedtothesespacesincludingimages(hardandsoftcopy),pointers,andfilledandunfilledparametricdrawingelements(points,lines,polygonsandellipses).Supportforrenderingout-of-bandvideostreamswithin
7、T.126workspacesisalsoincluded.Inaddition,keyboardandpointingdeviceexchangesarespecifiedtosupportbasicuserinteraction.Protocolelementsforcreatingandreferencingarchivedvisualspacesaredefinedtoallowpre-storedorpre-distributedgraphicalmaterialstobereferenced.Thisprotocolus
8、esservicesprovidedbyITU-TRecommendationsT.122(MCS)andT.124(GCC)andcomplieswiththeguidelinesspecifiedinITU-TRecommenda
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