Inc. Program Optimizer Manual

78 Dolby
®
DP600 Program Optimizer Manual
DP600 Program Optimizer Detailed Profile Descriptions
Profile: WAV/E_STITCH_AC3-2 Æ Adaptive PCM/Dolby E (337M .wav) to Dolby
Digital (.ac3)
ProfileWAV/E_STITCH_AC3‐2transcodesa5.116‐bitDolbyEfile(formattedperSMPTE
337Mwrappedina16‐bit.
wavfilecontainer)toan.ac3file.Theencodedoutputdatarate
isautomaticallyprovisionedto384kbps.Anytwo‐channelPCMprogramming(thatis,not
DolbyEdata)detectedwithinthesource.
wavfile(thatis,withintheDolbyE337M.wav)is
alsoautomaticallyencodedtothe
.ac3formatwithanacmodof2/0andseamlesslystitched
(inthepropersequence)intothefinal
.ac3file(thatis,alongwiththe5.1[3/2L].ac3,if
applicable).Asaresult,thisprofilecreatesacontinuous.
ac3filewithseamlessacmod
metadatachanges(thatis,2/0to5.1to2/0,andsoon)thatcorrespondtotheoriginalsource
filetransitionsfromtwo‐channelPCMtoDolbyEandviceversa.
Profile: WAV/E_WAV/AC3-1 Æ Dolby E (337M Formatted .wav) to Dolby Digital
(AC-3) (16-Bit 337M/340M Formatted .wav)
ProfileWAV/E_WAV/AC3‐1encodesaDolbyEfileformattedperSMPTE337Mwrapped
ina
.wavfilecontainertosingleormultiple.wavextensiblefilescontainingDolbyDigital
(AC‐3)dataformattedperSMPTE337M/340M.TheoutputDolbyDigitaldatacontainedin
the16‐bit
.wavextensiblefilesalsocontainsthecorrectdialoguenormalizationvalue
indicatedforeachprogram.Encodedoutputdatarates areautomatically provisionedat
either384kbps(forsix‐channelaudio)or192kbps(fortwo‐channelaudio).Allremaining
metadataparametersfollowtheAC‐3metadataforeachprogramcontainedinthe
Dolby
Edatafile/stream.Notethatthisprofilesupportsonlyfilescontainingeither5.1or5.1+2
DolbyEdata
Note: Thisprofilesupportsonly16‐bitDolbyEfilescontaining5.1DolbyEdataand/or
two‐channel16‐bit
.wavPCMfiles.Inaddition,alloutputfilesappend-stitched to
thefilename.
WAVE w/
SMPTE 337M
formatted Dolby E
and/or 2-channel
PCM WAVE
Process Æ Dolby E and/or 2-channel PCM
to seamless Dolby Digital (AC-3)
with 2/0 <-> 3/2L metadata transitions
(if applicable)
(stitched) .ac3 File
Dolby Digital (AC-3)
Process Æ Dolby E to Dolby Digital (AC-3)
Measurement Type Æ Speech-based
ITU-R BS.1770
Dialnorm Metadata Correction
WAVE w/
SMPTE 337M
formatted Dolby E
16-bit WAVE Extensible File
w/ SMPTE 337M/340M
formatted Dolby Digital (AC-3)
Program 1
. . .
16-bit WAVE Extensible File
w/ SMPTE 337M/340M
formatted Dolby Digital (AC-3)
Program n