Blackmagic Design
TouchDesigner supports Blackmagic Design devices through the Video Device In TOP and Video Device Out TOP.
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[edit]
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 Support[edit]
Support for GPU Direct For Video has been added for Blackmagic devices. This feature only works in conjunction with new Nvidia Quadro cards. Generally this feature is required for 8K support, due to PCIe bandwidth limits.
Requirements
- Decklink or Intensity hardware device
- Install the Blackmagic Design Desktop Video drivers.
Ways to interface with Blackmagic Design in TouchDesigner
- Video Device In TOP - Captures video streams from capture cards and input devices such as the Decklink and Intensity.
- Video Device Out TOP - Outputs video from the Decklink and Intensity devices.
Tips for Working with Blackmagic Design[edit]
- For additional support and troubleshooting refer to the Blackmagic Design Community.
Firmware Updating[edit]
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