Ericsson AVP 1000 - Page 268

Web GUI Control
5-92
EN/LZT 790 0023/1 R16A
VBI and Ancillary Data
This section gives the parameters that have an effect on what ancillary data is
extracted and how the data is transmitted.
The following parameters are available on the VBI tab of the Properties widget on the
Service Configuration page when an ANC stream is selected in the Outputs widget. The
same parameters can be accessed through the Advanced/CE-x/Video/Video 1/Input/VBI
Extraction menu on the front panel.
Table 5.67 VBI and Ancillary Data Parameters
Parameter Values Description
Enable VBI Pass-thru
Mode
Off, On
Enable Pass-thru of VBI, ANC and Teletext data from
specified PIDs, instead of extracting them from SDI.
Read only parameter. Not supported in this release.
Description Control
VBI Descriptor Mode Standard, Legacy, Philips, User
The source for Closed Captions data encoded as part of
the Video Stream (only applicable when Video Frame
Rate is 29.97 Hz)
VBI Data Descriptor
Insertion
Off, On
Controls if the VBI Data Descriptor is inserted into the
PMT. Available only if VBI Descriptor Mode is set to
User.
VBI Teletext
Descriptor Insertion
Off, On
Controls if the VBI Teletext Descriptor is inserted into
the PMT. Available only if VBI Descriptor Mode is set to
User.
Teletext Descriptor
Insertion
Off, On
Controls if the Teletext Descriptor is inserted into the
PMT. Available only if VBI Descriptor Mode is set to
User.
Proprietary Descriptor
Insertion
Off, On
Controls if the Legacy Proprietary Descriptor is inserted
into the PMT. Available only if VBI Descriptor Mode is
set to User.
Aspect Ratio (AR) Signalling
Video Index Off, On (Default), On (User)
Controls the extraction of Video Index (and thus whether
Video Index can be used as source of AR info).
Default: The default lines will be set to decode Video
Index (11/324 in 25Hz, 14/277 in 29.97 Hz)
User: The User defines the lines used to decode Video
Index.
Video Index Field 1 10 to 22 Specifies which line contains the video index in field 1.
Video Index Field 2 10 to 22 Specifies which line contains the video index in field 2.
SMPTE 2016 Off, On
Controls whether SMPTE 2016 data can be used as a
source for AR info.
AFD Sustain Indefinitely, Default after Timeout, Off after Timeout
Control what AFD code goes out when AFD is lost at
input.
Indefinitely: Maintains previously received AFD code
indefinitely.
Default after Timeout: Maintains previously received
AFD code for period specified in Sustain Timeout, then
drop to default, i.e. code 1000.
Off after Timeout: Maintains previously received AFD
code for period specified in Sustain Timeout, then
switch AFD off.