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The inside of the qt how to read the device manager [voice, video and game controllers] equipment?
The following diagram, an acquisition card,
Before is as camera equipment,
But later, the updated drivers,
Camera equipment is not out of the picture, but
Voice, video and game controllers in the DeckLink Quad HDMI Recorder can out,
Cameras with the QML QtMultimedia. AvailableCameras
Want to know now [voice, video and game controllers] DeckLink Quad HDMI Recorder use qt to read?
How should the whole?
