DRVM_REMOVE_THRU

Sent to a MIDI input device driver to remove a given device from the list of output devices that receive MIDI throughput data. This message is sent to a device driver when an application calls the midiDisconnect function.

The return value is an error code, or zero (MMSYSERR_NOERROR) if the operation is successful. Possible error codes are:

MMSYSERR_NOTENABLED	The driver failed to load or initialize.
MIDIERR_NOTREADY	The MIDI hardware is busy with other data.

DWORD dwParam1: Specifies the handle of the MIDI output device to be removed from the throughput list.
DWORD dwParam2: Address of user-instance data. This parameter can be NULL.

DRVM_REMOVE_THRU

See Also