midiInGetNumDevs

The midiInGetNumDevs function retrieves the number of MIDI input devices in the system.

UINT midiInGetNumDevs(VOID); 

Parameters

This function takes no parameters.

Return Values

Returns the number of MIDI input devices present in the system. A return value of zero means that there are no devices (not that there is no error).

QuickInfo

  Windows NT: Requires version 3.1 or later.
  Windows: Requires Windows 95 or later.
  Windows CE: Unsupported.
  Header: Declared in mmsystem.h.
  Import Library: Use winmm.lib.

See Also

Musical Instrument Digital Interface (MIDI) Overview, MIDI Functions