- Dolby Multichannel Audio Tool User's Manual

32 Dolby
®
DP570 Multichannel Audio Tool User’s Manual
Using the DP570 Features
andSpeech.Eachprofileisasetofcompressionparameterssuchasratio,attack,and
release.
Fordetailedinformation,seeSection D.4.
TheCustomadjustmentontheemulatorallowsyoutosimulateaconsumerdecoderwith
theabilitytovarytheamountofDRCapplied.ThisvariationistotheLine
modeprofile
youhaveselected.Likeallemulatorcontrols,itdoesnotaffectthemetadataorrouter
outputstreams.
Tomodifythedefaultprofileintheremotesoftware,usethedrop‐downlistsandcheck
boxesontheDynamicRangemetadatatab.
4.9 Holding Metadata
TheMetadataHoldbuttonshowninFigure 4‐6allowsyoutorepeattheselectedmetadata
foraslongasyoulike.Whenyoupressit,theDP570“holds”themetadataforthecurrent
frameandrepeatsitineachframeuntilyouclickthebuttonagaintoturnthefeatureoff.
Figure4‐8 
Figure 4-6 Metadata Hold Button
4.10 User Presets
Youcansavesystemsettingsinupto32separatepresetsforquickrecallintheSetupUser
PresetswindowshowninFigure 4‐7 .
Youcanstoreauthoring‐onlysubsets,emulator‐onlysetting subsets,andcombinations
thatrecallbothemulatorandauthoringsettingsatonce.
Authoring‐onlypresets,markedwithan
“A ” afterthenumber,include:
•DolbyEprogramconfiguration
•Allmetadataparametersforeachprogram
•Thesourceforeachmetadataparameter
Emulator‐onlypresets,markedwithan“E”afterthenumber,include:
•DRCanddownmixmodes
•Speaker‐systemchoice
• Bassmanagement
•Routersettings
•LFEmonitormode
Thethirdtype,All ,includesbothauthoringand
emulatorsettings.
Tip: Remembertosetthedialoguelevelparameterproperlybeforemakingjudgments
aboutDRC.