Grass Valley DAP-1781 - Manual (Page 40)

GUIDE TO INSTALLATION AND OPERATION
40 | DAP-1781
4.4.4 Input tab
This section displays the Metadata parameters after
the automatic selection between the Primary Input
Metadata bit stream and the Backup source.
These Input parameters are used throughout the
card, by the Downmix, Loudness and upMAX
stages, the Dolby encoder, the ABUS output...
It is split into five parts, the Input section at the left
and four sub tabs at the right. On power-up, the
Primary Input / Last Valid Metadata table is loaded
with the values from the Generator Metadata table. It
remains unchanged until a valid Metadata bit stream
is selected as input.
Input
The two parameters at the top indicate the Program
Configuration and the Video Frame Rate of the
Metadata bit stream.
Depending on the Program configuration, one to
eight programs are included in a Metadata bit
stream. The Program Select zone allows the
selection of one Metadata program.
The Data Rate, Coding Mode and Dialnorm, as
well as the other data displayed on the four sub tabs
Audio Processing, Dynamic Range, Bit stream
Info and Extended BSI are attached to the
highlighted program.
4.4.5 Generator tab
This section displays the parameters used by the
internal Metadata bit stream generator. It is split into
five parts, the Generator section at the left and four
sub tabs at the right.
Generator
The top parameter sets the Program
Configuration. The second parameter, Video
Frame Rate, is set automatically by the card, see
the reference tab.
Following the Program Configuration setting, one to
eight programs are included in a Metadata bit
stream. The Program Select zone allows the
selection of one Metadata program.
The Coding Mode and Dialnorm, as well as the
other data displayed on the four sub tabs Audio
Processing, Dynamic Range, Bit stream Info and
Extended BSI are attached to the highlighted
program. The Data Rate parameter is always
marked as not specified