EVS Broadcast Equipment SA
27
Ld_PCM_Select
Here you select which loudness parameter you want to monitor
(which parameter you want to have as PCM output sine). The
following are the parameters included in the loudness packed
structure:
▪
Int_UGTD
(Integrated ungated loudness): This parameter
provides the loudness measurement for the entire program since
the last reset, and does not use any gating for the measurement.
▪
Int_SPCHGTD
(integrated speech gated loudness): This
parameter provides the loudness measurement for the entire
program since the last reset, and uses Dialogue Intelligence to
speech gate the measurement.
▪
Int_LVLGTD
(integrated level gated loudness): This parameter
provides the loudness measurement for the entire program since
the last reset, and uses level gating per ITU-R BS.1770-2 to gate
the measurement.
▪
Int_10sUGTD
(ten_second_ungated_loudness): This parameter
provides the loudness measurement for the last ten seconds, and
does not use any gating for the measurement.
▪
Int_10sSPCHGTD
(ten second speech gated loudness): This
parameter provides the loudness measurement for the last ten
seconds, and uses Dialogue Intelligence to speech-gate the
measurement.
▪
Int_3sUNGTD
(three second ungated loudness): This parameter
provides the loudness measurement for the last three seconds, and
does not use any gating for the measurement.
▪
MOM
(momentary loudness): This parameter provides the loudness
measurement for the last 400 milliseconds, and does not use any
gating for the measurement.
▪
INT
(integrated loudness): This parameter provides a single,
simplified measurement value for the loudness over the entire
program. It automatically sets the value to be either the ungated,
speech-gated, or level-gated result based on the loudness
estimation mode, configured speech threshold, and amount of
speech detected. It follows these guidelines:
▪
If the loudness estimation mode is set to 0 (ITU-R BS.1770-2
plus Dialogue Intelligence), 1 (ITU-R BS.1770-1 plus
Dialogue Intelligence), or 3 (Leq(A) plus Dialogue
Intelligence), and the percentage of speech detected exceeds
the configured speech threshold (defaulted to 20%), the value
displays the speech-gated result.
▪
If the loudness estimation mode is set to 2 (ITU-R BS.1770-2)
, the value displays the level-gated result.
▪
Otherwise, the value displays the ungated result.
▪
S10s
(ten second loudness): This parameter provides a single,
simplified measurement value for the loudness over the last ten
seconds. It automatically sets the value to be either the ungated or
speech-gated result based on the following rules:
▪
The value is set to –120dB until dialogue is detected.
▪
If ten seconds elapse from the beginning of the program
without any dialogue detected, the value is set to the ungated
Summary of Contents for Synapse U4T100
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