5.5
Captions (Option)
To enable closed caption extraction on a stream, a
Captions threshold
with
Enabled
ticked needs to
be applied to the stream. See chapters 5.4.3 and 5.5.3 for more details.
5.5.1
Captions — Services
The
Captions — Services
view gives the user visual feedback of the closed caption status of each
service. The services that the VB7880 Advanced Content Extractor extracts captions from are presented
in a list of services, and a ‘bulb’ indicates the current alarm status of the associated service.
Thumb:
Thumbnail
Name:
Service name
Alarm history:
A bar graph showing alarm severity history for the last 24 hours. Each bar color
represents the alarm severity level as configured under
Main — Alarm setup
.
Parent MC stream:
Name of the multicast stream this service is extracted from.
#SCTE 20:
Number of SCTE 20 caption services detected in this service.
#CEA 608:
Number of non-SCTE 20, CEA 608 caption services detected in this service.
#CEA 708:
Number of CEA 708 caption services detected in this service.
5.5.2
Captions — Caption service
Press the blue information button on a service to open the caption service window. This window gives
you access to view all closed caption services, and see the alarms for this service.
VB7880 Advanced Content Extractor User’s Manual version 5.2
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