70 Dolby® DP600 Program Optimizer Manual
DP600 Program Optimizer Detailed Profile Descriptions

Profile: AC3_EC3-1 Æ Dolby Digital (AC-3) to Dolby Digital Plus (E-AC-3)

Transcode

ProfileAC3_EC31directlytranscodesan.ac3filetoan.ec3file,where.ec3isaDolby
DigitalPlusfiletype.Allmetadataispreservedinthisprofile,exceptfortheoutputdata
rate.For1/0(mono)sources,theoutputdatarateis96kbps.For2/0(stereo)sources,the
outputdatarateis128kbps.For2/1sources,theoutputdatarateis160kbps.For3/2or3/2L
sources,theoutputdatarateis224kbps.

Profile: AC3_PCM-1 Æ Dolby Digital (AC-3) to .wav Extensible PCM (with

Metadata Chunk)
ProfileAC3_PCM1decodesan.ac3(DolbyDigital)filetoa.wavextensiblefile.Theoutput
filealsocontainsaDolbymetadatachunk.NotethattheAC3decoderoperatingmodeis
Linemode,withscalefactorssetto1.0.

Profile: AC3_PCM-2 Æ Dolby Digital (AC-3) to .wav Extensible PCM (with

Metadata Chunk)
ProfileAC3_PCM2decodesan.ac3(DolbyDigital)filetoa.wav extensiblefile.Theoutput
filealsocontainsaDolbymetadatachunk.
Note: TheAC3decoderoperatingmodeisCustom(thatis,nometadataapplied).
.ac3 file
Process Æ Dolby Digital (AC-3) to Dolby Digital Plus (E AC-3) Transcoder
Output datarate(s):
1/0 == 96kbps
2/0 == 128kbps
3/2L == 224kbps
.ec3 file
.ac3 file Process Æ Dolby Digital (AC-3) to PCM
AC-3 Decoder Operating Mode == Line WAV Extensible File
w/ Metadata Chunk
.ac3 file Process Æ Dolby Digital (AC-3) to PCM
AC-3 Decoder Operating M ode == C us t om (no M et adat a applied ) WAV Extensible File
w/ Metad ata Chunk