ThePSIParserfilterreceivesProgramSpecificInformation(PSI)fromanMPEG-2transportstreamandextractsprograminformationfromtheProgramAssociationTable(PAT)andProgramMapTables(PMT).ThisinformationenablesanapplicationtoconfiguretheMPEG-2Demultiplexer.Thefiltersupportsacustominterface,IMpeg2PsiPars