Operating instructions

Teletext (25 Hz Mode only)
HD H.264 VCM (VP/HWO/EN8190/ENC)
The following topics describe the setting up of the VP/HWO/EN8190/ENC Video and Audio components.
Video Component Configuration
Audio Component Configuration
NOTE:
Changes to the configuration of the unit can cause the output to be interrupted while the new settings take effect. See
Technical Specifications > EN* VCM > Video > Operating Times for more information.
Video Component Configuration
The video configuration can be broken down in to the following sections:
Video Input and Pre-Processing
Details the parameters that define the video input, and the processing of the video prior to it being H.264 encoded.
Video Encoding
Details the parameters that define the H.264 video encoding.
Video Stream Output
Details the parameters to be included in the video stream output.
Max ANC Bit Rate
The maximum bit rate allocated for the ANC data can be set, up to a
maximum of 2 MBit/s. If the incoming ANC data rate exceeds this an alarm
will be raised.
Time Code Control
TC Mode
Controls what mode the Time code (TC) is working in, either Off, external
source or internally generated. Also sets what happens on loss of external
source (zero or flywheel)
TC Source
Controls the external source of Time Code auto will select the first source
present in order of the drop down list.
Parameter Values Description
Teletext Source Off, OP-47
Controls whether teletext is extracted from VANC (op-
47)or not.
Teletext
Packetisation
Normal (ETS 300-472)
Controls how the teletext data is packetised in to a
component data stream.
Legacy (ETS 301-775)
Min # Teletext
Packets
0 to 3
Defines the minimum number of teletext packets
generated per field, even if there is no teletext data.
PTS On Teletext Off, On
Controls whether a PTS value is included in the output
teletext packets.
© Ericsson AB 2011. All rights reserved
© Ericsson AB 2011. All rights reserved
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