Harmonic ELECTRA VS - Teletext, Subtitles and Closed Captions Processing

Appendix A ’Technical Specifications’ — Common Specifications
530 Electra VS - Version 05.10
User Manual - Rev. A
Teletext, Subtitles and Closed Captions Processing
Table A-68. Teletext, Subtitles and Closed Captions Processing
Output Format
DVB teletext /TS/IP
DVB-Subtitle/TS/IP
Closed Caption/TS/IP
HLS
MPEG Dash
Smoothstreaming
Burn-in video
Input
Format
DVB-teletext
program
component/TS/IP
Pass-through
with
resynchro
nization
Transcoding
to WebVtt
Transcoding
to SMPTE TT
Transcoding
to DFXP
(TTML)
DVB-Subtitling
program
component/TS/IP
(bitmap)
Pass-through
with
resynchro
nization
Transcoding
to SMPTE TT
Transcoding
to SMPTE-TT
Transcoding
to SMPTE-TT
Yes
Closed-Captions
video
stream/TS/IP
Pass-through
with
resynchro
nization
Pass-through
with
resynchro
nization
Pass-through
with
resynchro
nization
Pass-through
with
resynchro
nization
Teletex t
(SMPTE-2031)
over SDI &
HD-SDI
Extraction and
conversion to
DVB teletext
Transcoding
to WebVtt
Transcoding
to SMPTE TT
Transcoding
to DFXP
(TTML)
Teletext (ITU-R
BT 653.3 System
B) over SDI
Extraction and
conversion to
DVB teletext
Transcoding
to WebVtt
Transcoding
to SMPTE TT
Transcoding
to DFXP
(TTML)
Closed-Captions
over SDI &
HD-SDI
Pass-through
with
resynchro
nization
Pass-through
with
resynchro
nization
Pass-through
with
resynchro
nization
Pass-through
with
resynchro
nization
OP47 teletext
over HD-SDI
Extraction and
conversion to
DVB teletext
Transcoding
to Webvtt
Transcoding
to SMPTE TT
Transcoding
to DFXP
(TTML)