ltmmMediaEvent Structure

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typedef struct ltmmMediaEvent
{
    long lEventCode;
    long lParam1;
    long lParam2;
} ltmmMediaEvent;

The ltmmMediaEvent structure is used to describe a media event.

The notification message sent by the Play, Capture, and Convert objects send a pointer to this structure in the message LPARAM.

Member	Description
lEventCode	Event notification code. For a list of possible values of the event code, refer to the ltmmMediaEventCode Constants.
lParam1	The event first long value. For specific meaning, refer to the ltmmMediaEventCode Constants.
lParam2	The event second long value. For specific meaning, refer to the ltmmMediaEventCode Constants.