Blackmagic Design Desktop Video 11.5.1

This software update is for all customers using DeckLink 8K Pro, DeckLink Quad HDMI Recorder, DeckLink Duo 2, and DeckLink Quad 2 devices and addresses an occasional issue where captured audio may have appeared on incorrect channels. For DeckLink 8K Pro, compatibility is improved with SMPTE 425-1 when outputting 12-bit RGB 4:4:4 UltraHD and 4K DCI, and genlock and multichannel audio capture is now more reliable. DeckLink Quad HDMI Recorder has improved EDID support for capturing from game consoles and DSLR cameras, along with improved support for DVI video modes and more reliable sensing of input connections on startup

What's new in Desktop Video 11.5.1

New features and fixes for DeckLink 8K Pro
Fix intermittent issue when playing back SD video modes in Media Composer (macOS and Windows only).
Improve genlock compatibility when using multiple channels.
Improve compatibility with SMPTE 425-1 when outputting 12-bit RGB 4:4:4 UHD and 4K DCI signals.
Improve compatibility with Sonnet Thunderbolt 3 chassis.
Fix issue where captured audio may appear on unintended channels.
Fix audio and video input stream time misalignment after a repeated source change.
Add support for VANC passthrough during internal keying.

New features and fixes for DeckLink Quad HDMI Recorder
Improve compatibility with PlayStation 4 Pro and Canon DSLR cameras.
Fix intermittent issue where some inputs may not be available on startup.
Improve support for DVI video modes.
Fix issue where captured audio may appear on unintended channels.

New features and fixes for DeckLink Duo 2 and DeckLink Quad 2
Fix issue where captured audio may appear on unintended channels.
Add support for VANC passthrough during internal keying.
Fix issue with VANC output when pixel format conversion is enabled.