- Dolby Multichannel Audio Tool User's Manual

102 Dolby
®
DP570 Multichannel Audio Tool User’s Manual
A Guide to Dolby Metadata
D.7.6 Surround EX Mode
ThisparameterisusedtoidentifytheencodedaudioasmaterialencodedinSurround
EX
TM
.Thisparameterisonlyusediftheencodedaudiohastwosurroundchannels.An
amplifierorreceiverwithDolbyDigitalSurroundEXdecodingcanusethisparameteras
aflagtoswitchthedecodingonoroffautomatically.Thebehaviorissimilartothatofthe
DolbySurroundModeparameter.
D.7.7 A/D Converter Type
ThisparameterallowsaudiothathaspassedthroughaparticularA/Dconversionstageto
bemarkedassuch,sothatadecodermayapplythecomplementaryD/Aprocess.
D.8 Metadata Combinations
Table D‐28providesexamplesofcombinationsofparametersthatcouldbeusedasa
preset.
Table D-26 Surround EX Mode Settings
Surround EX Mode
NotIndicated
NotSurroundEX
DolbySurroundEX
Table D-27 A/D Converter Type Settings
A/D Converter Type
Standard
HDCD
Note: Theseparametersettingsareprovidedasexamplestodemonstratethatdifferent
settingscanbesaved,named,andbroughtupasneededforquickuseindifferent
situations.Thesettingsarenotrecommendations,butcouldbeusedasastarting
pointfromwhichtocreateyourownmetadatavalues.
Table D-28 Metadata Combinations
Parameter
Action Film
(5.1)
Drama (Lt/Rt)
Local News
(Mono)
Music (5.0)
Live Sporting
Events (5.0)
ProgramConfiguration 5.1+2or5.1 5.1+2,4×2,or3×24×2,3×2,
8×1,or6×1
5.1+2or5.1 5.1+2or5.1
ProgramDescription Film Drama News Music Sports
DialogueLevel –27dB –27dB –20dB –15dB –18dB
ChannelMode 3/2L 2/0 1/0 3/2 3/2
LFEChannel Enabled N/A N/A Disabled Disabled
BitstreamMode CompleteMain CompleteMain CompleteMain Complete
Main
CompleteMain
LineModePro FilmStandard FilmLight Speech Music
Standard
FilmStandard
RFModePro FilmStandard FilmLight Speech Music
Standard
FilmStandard
RFOvrmdProtect Disabled Disabled Disabled Disabled Disabled