
72 Dolby® DP600 Program Optimizer Manual
DP600 Program Optimizer Detailed Profile Descriptions
Profile: PCM_DOWNMIX Æ Multichannel PCM (.wav) Dolby Pro Logic II Downmix
ProfilePCM_DOWNMIXencodesfive‐orsix‐channel(3/2or3/2L)multichannel.wav files
intoDolbyProLogic®IIformat(containingtwochannels).TheDolbyProLogicIIencoded
two‐channeloutputfileisformattedasa.wavextensiblefilewithaDolbymetadatachunk.
Profile: PCM_EC3-1 Æ .wav PCM to Dolby Digital Plus (E-AC-3) Encoding
ProfilePCM_EC3‐1encodesPCM.wavfilestoDolbyDigitalPlus(E‐AC‐3).Notethatthe
E‐AC‐3encoderacmodvalueisconfiguredthroughthenchannelsfieldinthe.wavformat
chunkortheacmodfieldwithintheDolbymetadatachunk(ifpresent).Encodedoutput
dataratesareadaptivelyprovisionedasfollows:sixchannel=192kbpsand
twochannel=96kbps.Allremainingmetadataparametersaresettodefaultvaluesor
provisionedthroughtheDolbymetadatachunk(ifpresent).
Profile: PCM_MPII-1 Æ .wav PCM to MPEG-1 LII Encoding
ProfilePCM_MPII‐1encodesPCM.wavfilestoMPEG‐1LII.Onlymonoandstereoaudio
sourcesareaccepted.
Note: Two‐channelsource(input)filesprocessedbythisprofilepassthrough(thatis,
withoutDolbyProLogicIIprocessing).However,theoutputfileisformattedasa
.wavextensiblefilethatincludesaDolbymetadatachunk.
WAVE
PCM Process Æ 5.0 or 5. 1 P roLogi c I I E nc oding (downmix )
NOTE: 2-channel s ourc es are pas s ed through WAV Extensible File
w/ Metad ata Chunk
WAVE
PCM Process Æ PCM to Dolby Digital Plus (E AC-3)
NOTE: Multi c hannel WAVE PC M f i l es are s upport ed .ec3
WAVE
PCM Process Æ PCM to MPEG-1 Layer II .mp2