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DVB subtitle burn-in is supported in NTSC mode
7.2.5
S
UBTITLING
O
PTIONS
The Subtitling options can be used to adjust the display properties of the decoded subtitles. The options available
are:
Font size
Font size of the subtitles displayed. Represented by a percentage.
EBU Horizontal position
Horizontal position of the subtitles displayed (according to the EBU standard)
Vertical Position
Vertical position of the subtitles displayed
7.2.6
VBI/T
EST LINES
(
OR
VBI/VANC/T
EST LINES
)
The following table describes the options for the VBI, Testlines and VANC options.
Test lines
Number of Vertical Blanking Interval (VBI) test lines
–
valid entries are Off(default), 17
or 17 and 18 as defined by ITU T J.63 (625 Line System).
If line 17 is selected, test lines are inserted in both lines 17 and 330 (330 is line 17 in field
2)
For 17 and 18, test lines are added to 17, 300, 18, and 331 (331 is line 18 in field 2)
Interlaced video consists of two fields that make one picture
–
field 1 and 2 are
interlaced to create a 576 line frame.
Sinc Test lines
The line number in VBI to insert the Sinc test signal
–
valid entries are Off (default),
319 or 335
[Off or 335 for the MPEG-2/4 SD/HD Decoder]
. The Sinc or (Sin(x)/x) test
signal is used to measure the group delay and amplitude response versus frequency.
Using Off will disable the Sinc Test lines function.
VPS
Video Program System (VPS) is enabled by checking the indicated checkbox. VPS
data (if there is any) is then inserted into the VBI data field; default value is Off.
VPS follows the ETSI TS 101 231 standard.
WSS Blanking
Blank the WSS line 23 when it has been encoded into active/visible video.
WSS
Wide Screen Signaling (WSS) is enabled by checking the indicated check box. The AR
Conversion parameter is then inserted into the VBI data field in order to allow WSS
enabled widescreen TVs to display the aspect ratio as intended.
WSS follows the ETSI EN 300 294 standard.
Teletext
Teletext is inserted into the VBI field of the output video signal
–
enable it by checking
the indicated checkbox.