简介：Face-to-faceVideoconferencingisapopularoptionformanylargeorganizationsbecauseitminimizestheneedfortravel.Insteadofcontinuallypayingfortravelingexpenses,acompanycaneitherpaytosetupahighspeednetworkwhichhasmanyusages(includingvideoconferencing)ortheycanrenttimeonanexistingnetwork.Employeeswillalsonolongerbeburdenedwiththeneedtotravel.Whileface-to-facevideoconferencingperformanceisheavilyinfluencedbytheunderlyinghardwareandsoftware,agoodvideocompressionschemecanhelpmakethebestuseofvideoconferencingandprovideahighqualitypicture.H.263standardisnowwidelyusedforreal-timevideocommunicationsoverarangeofnetworksincludingtheInternet.AframeworkforbetterunderstandingtheH.263includingtheimplementationofencoderanddecoderforface-to-facevideoconferencingispresented.ThissoftwarewaswritteninC++language,runningundertheMicrosoftWindowsoperatingsystem.