TVSFRM TV Frame

TVSFRM

TV Frame

Selects the type of video frame to trigger on.
Syntax
Options Required: Options 101 and 102, or Option 301.
Related Commands: HAVE, TVLINE, TVSYNC.
Example
OUTPUT
718;"TVSFRM
BOTH;"
Description
The ODD and EVEN trigger are for interlaced formats, and VERTICAL is for noninterlaced
display formats.
The functions of TVSFRM ODD, TVSFRM EVEN, and TVSFRM BOTH are identical to
TV
TRIG
ODD FLD , TV
TRIG
EVEN
FLD
, and TV
TRfG
VERT
INT
, respectively. TVSFRM
BOTH is the same as TVSFRM VERTICAL.
When used as a predefined variable, TVSFRM returns a number. The number that is returned
depends upon the setting of the TVSFRM parameter, as shown in the following table.
I
VERTICAL or BOTH
I
0 I
EVEN
1
ODD
I I
2
Programming Commands 5-573