Blackmagic Design

TouchDesigner supports Blackmagic Design devices through the Video Device In TOP and Video Device Out TOP.


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Blackmagic Design builds a wide array of high performance input and output video devices. They offer devices for PCI-e and USB 3.0 interfaces that are available in a variety of input/output connections such as HDMI, SDI/HD-SDI, DVI, Component, and more.

Blackmagic Products can be found here.

Blackmagic Support in TouchDesigner

TouchDesigner has built-in native driver support for Blackmagic devices providing better performance and lower latency than WDM/DirectShow capture devices.

GPU Direct For Video Supportedit

With the switch to Vulkan we are able to achieve similar performance via Vulkan features directly using something called Pinned Memory. This works on most GPUs (even non-Quadros), so GPU Direct For Video support is no longer needed.


Ways to interface with Blackmagic Design in TouchDesigner

Tips for Working with Blackmagic Design

Firmware Updatingedit

If your Blackmagic device is not working, ensure it has the correct firmware installed for the drivers you are using. As long as your driver is version 11.5 or later, you can use the following commands from the driver installation folder (usually C:\Program Files\Blackmagic Design\Desktop Video):

List the devices and their firmware version:

 DesktopVideoUpdateTool.exe --list

To perform updates (-u) on all devices (-a), use:

 DesktopVideoUpdateTool.exe -ua