#ifndef _DMusBuff_
#define _DMusBuff_

#define DMUS_EVENT_STRUCTURED       0x00000001
#define QWORD_ALIGN(x)              (((x) + 7) & ~7)
#define DMUS_EVENT_SIZE(cb)         QWORD_ALIGN(sizeof(DMUS_EVENTHEADER) + cb)

#include <pshpack4.h>
typedef struct _DMUS_EVENTHEADER
{
  DWORD             cbEvent;
  DWORD             dwChannelGroup;
  REFERENCE_TIME    rtDelta;
  DWORD             dwFlags;
} DMUS_EVENTHEADER, *LPDMUS_EVENTHEADER;
#include <poppack.h>

#endif