midiInGetNumDevs function (mmeapi.h)

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

Syntax

UINT midiInGetNumDevs();

Return value

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).

Requirements

Requirement Value
Minimum supported client Windows 2000 Professional [desktop apps only]
Minimum supported server Windows 2000 Server [desktop apps only]
Target Platform Windows
Header mmeapi.h (include Windows.h)
Library Winmm.lib
DLL Winmm.dll

See also

MIDI Functions