The mixerGetNumDevs function retrieves the number of mixer devices present in the system.
UINT mixerGetNumDevs(VOID);
This function takes no parameters.
Returns the number of mixer devices or zero if no mixer devices are available.
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.
Audio Mixers Overview, Audio Mixer Functions