Decklink ULTRA STUDIO 4k Mini & Mac mini M4 Pro : 2160p50 and p60 output issue

STEPH.SCH

New Member
Hi
fresh install :
Mac mini M4 Pro 24Gb ram / macos 15.1
OBS v 31.0.0
Decklink ULTRA STUDIO mini 4k v14.4

Decklink output :
2160p25, 2160p30 : picture Ok
2160p50, 2160p60 : picture not ok , not sync

i have tested with BM Media Express playing a 2160p50 .mov , the picture is OK.

how to resolve this ?
 
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