How can you check if an MIDI device is also an USB device?
Seems that checking for this string “\\?\\usb” in the device identifier is not enough all the time.
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How can you check if an MIDI device is also an USB device?
Seems that checking for this string “\\?\\usb” in the device identifier is not enough all the time.
Use
CM_Get_Parent(recursively) to find out whether the MIDI device is connected beneath a USB root port.