Thåst Viewfinder — DeckLink SDI passthrough that injects tally, frame lines and a confidence monitor into a Blackmagic camera's viewfinder feed (TSL UMD input + Companion/HTTP control)
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Updated
Jun 18, 2026
Thåst Viewfinder — DeckLink SDI passthrough that injects tally, frame lines and a confidence monitor into a Blackmagic camera's viewfinder feed (TSL UMD input + Companion/HTTP control)
Use Cerevo FlexTally wireless tally lamps with a Ross Carbonite switcher over the network instead of GPIO. Includes the Station's undocumented control protocol and field notes.
Send TSL 3.1 tally over UDP to video switchers, tally bridges, and UMD displays. 80 inputs with labels, chase and demo modes, cross-platform Python.
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