Inc. Program Optimizer Manual

Dolby
®
DP600 Program Optimizer Manual 67
Appendix B
DP600 Program Optimizer
Detailed Profile Descriptions
B.1 Understanding DP600 Profiles
ADP600profiledefinesasetofactionsandprocessesonaspecifictypeofsourcefile,
whichincludesspecificactionsonanyorallaudiodatatypesandtheconfigurations
containedwithinthem(ifapplicable).
FollowingaresomeimportantpointstorememberregardingDP600profiles:
1. TheDP600profilesandprocessesalways
expectandarecapableofproviding
multichannel
.wavfilesthatarerestrictedtothefollowingchannelorderwithinthe
file:Left,Right,Center,LFE,LeftSurround,RightSurroundperSMPTE320MTable2.
(Failuretoadheretothisruleresultsinunintendedbehavior.)
2. AllDP600profilesandprocessesthatexpe ctand/orprovidemultichannelor
multiprogramaudiomustbecontained
inasinglefile(thatis,allchannelsare 
interleaved).Forthisreason,theDP600doesnotsupportdiscrete(mono)inputfiles
that(together)compriseacompletemultichannelaudioprogram.
3. Forany DP60 0profilesthatexpectaPCM
.wavsourcefile,theDolby
®
metadata
chunk
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isoptional.Incaseswherethemetadatachunkisnotpresent,theDP600
processesutilizeadefaultsetofmetadataparameters,exceptwherenotedinthe
profiledescriptionsprovidedonthefollowingpagesinthisappendix.Forthisreason,
theDolbymetadatachunkisrequiredtoobtainfullcontrolover
any/allDolby
metadataparameters(onafile‐by‐filebasis).
4. Alldecoder‐relatedprofiles thatoutputPCM
.wavfilesdefaultto16‐bitsampledepths
(unlessnotedotherwise),exceptforDolbyEdecoding,whichdefaultsto24‐bit
sampledepths.
5. Unlessotherwisenoted,manyfilesprocessedbytheDP600(thatis,theoutputfiles)
containthetextstring
-corrected,whichisappendedtotheinputfilename.For
example,asourcefilenamesuchas
DP600_test.mpgresultsinaprocessedfilenamed
DP600_test-corrected.mpginyourdestinationdirectory.
Note: DP600profileinformationisupdatedperiodically .Forthelatestinformationon
DP600profiles,pleasegototheDP600areaonwww.dolbysupport.com.
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TheDolbymetadatachunkspecificationisavailableuponrequest.