7800/7700 MultiFrame Manual
7812UDXD Series 3G/HD Up/Down/Cross Converter with Simultaneous Dual Format Outputs and AES I/O
Page - 104
Revision 1.1.1
6.31.2.14. Lo/Ro Centre Downmix Control
This control allows the user to author the LoRo Center Control metadata for the Dolby bit-stream. This
parameter indicates the level shift applied to the Center channel when adding to the left and right outputs
as a result of down-mixing to a Lo/Ro output. When Extended BSI parameters are active, this parameter
replaces the Center Down-mix Level parameter in the universal parameters.
3.0 dB
3.0 dB level shift applied to the Center channel
1.5 dB
1.5 dB level shift applied to the Center channel
0.0 dB
0.0 dB level shift applied to the Center channel
-1.5 dB
-1.5 dB level shift applied to the Center channel
-3.0 dB
-3.0 dB level shift applied to the Center channel
-4.5 dB
-4.5 dB level shift applied to the Center channel
-6.0 dB
-6.0 dB level shift applied to the Center channel
Mute
-999 dB level shift applied to the Center channel
6.31.2.15. Lo/Ro Surround Downmix Control
This control allows the user to author the LoRo Surround Control
metadata for the Dolby bit-stream. This
parameter indicates the level shift applied to the Surround channels when down-mixing to a Lo/Ro output.
When Extended BSI parameters are active, this parameter replaces the Surround Down-mix Level
parameter in the universal parameters. The
Lo/Ro Surround Control
drop down menu provides the
following options.