How to check if a MIDI device is also a USB device?

StackOverflow https://stackoverflow.com/questions/10434095

  •  05-06-2021
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题

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.

有帮助吗？

解决方案

Use CM_Get_Parent (recursively) to find out whether the MIDI device is connected beneath a USB root port.

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