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| mixerMessage The mixerMessage function sends a custom mixer driver message directly to a mixer driver. VB4-32,5,6
Declare Function mixerMessage Lib "winmm.dll" Alias "mixerMessage" (ByVal hmx As Long, ByVal uMsg As Long, ByVal dwParam1 As Long, ByVal dwParam2 As Long) As Long |
| Operating Systems Supported |
| Requires Windows NT 3.1 or later; Requires Windows 95 or later |
· hmx
Handle of an open instance of a mixer device. This handle is returned by the mixerOpen function.
· uMsg
Custom mixer driver message to send to the mixer driver. This message must be above or equal to the MXDM_USER constant.
· dwParam1 and dwParam2
Arguments associated with the message being sent. |
Returns a value that is specific to the custom mixer driver message. Possible error values include the following:
MMSYSERR_INVALHANDLE
The specified device handle is invalid.
MMSYSERR_INVALPARAM
The uMsg parameter specified in the MXDM_USER message is invalid.
MMSYSERR_NOTSUPPORTED
The mixer device did not process the message. |
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