
4.
Click a
Trigger
button to select whether you want
to use an edge trigger (
Edge
), or a level trigger
(
Level
).
5.
Click a
Level
button to select whether you want
the GPI to trigger low (
Low
), or high (
High
)
trigger.
6.
For edge triggers, use the
Duration
slider to set
the length of time (in frames) that the GPI edge
output remains triggered.
7.
For level triggers, click a
Mode
button to select
how you want to GPI output to act.
•
Normal
— when assigned to a video source
and RollClip is active, will trigger with the
source going on-air, and back with the source
going off-air (pre-delay values are only used
when the source is going on-air)
•
Tally
— when assigned to a video source, will
trigger with the source going on-air, and back
with the source going off-air (RollClip and pre-
delay values are ignored)
36
• GPI Control — Carbonite Black UltraChrome User Manual (v1.0)