Dolby Laboratories DP570 User Manual
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Dolby
®
DP570 Multichannel Audio Tool User’s Manual
Using the DP570 in DVD Mastering
Most Important Metadata
3. Dialogue level: the dialnorm parameter. Compare the measured value (shown in
yellow numbers) to the dialnorm metadata parameter value (shown in green
numbers) periodically as you work.
4. Compression mode: select one that sounds best; None is not recommended as it may
cause peak limiting in a consumerʹs decoder during downmixing. For more
information on compression modes, see
Set it once for each program.
5. Surround –3dB Flag: Set this according to the setting of the original mixing room.
Typically this flag is enabled when a mix was balanced on a theatrical dubbing or
mixing stage where the surround channels were SPL‐adjusted to 82 and the main
speakers were SPL‐adjusted to 85.
6. Downmix parameters: set according to taste:
•
Center downmix level
•
Surround downmix level
•
Preferred stereo downmix
•
Lt/Rt center downmix level
•
Lt/Rt surround downmix level
•
Lo/Ro center downmix level
•
Lo/Ro/ surround mix level