The MCI_WAVE_DELETE_PARMS structure contains parameters for the MCI_DELETE message for waveform audio devices. When assigning data to the fields in this data structure, set the corresponding MCI flags in the lParam1 parameter of mciSendCommand to validate the fields.
typedef struct {
DWORD dwCallback;
DWORD dwFrom;
DWORD dwTo;
} MCI_WAVE_DELETE_PARMS;
The MCI_WAVE_DELETE_PARMS structure has the following fields:
dwCallback
The low-order word specifies a window handle used for the MCI_NOTIFY flag.
dwFrom
Specifies the starting position for the delete.
dwTo
Specifies the end position for the delete.