typedef struct __CPs_PlayEngine
{
    HANDLE m_hThread;
    DWORD m_dwThreadID;
    HANDLE m_hEvtThreadReady;
    HWND m_hWndNotify;

    HMIXER m_hVolumeMixer;
    DWORD m_dwMixerControlID;
} CPs_PlayEngine;


extern DWORD WINAPI CPI_Player__EngineEP(void* pCookie);


#define CPTM_QUIT						(WM_APP+0x001)
#define CPTM_OPENFILE					(WM_APP+0x002)
#define CPTM_SEEK						(WM_APP+0x003)
#define CPTM_PLAY						(WM_APP+0x004)
#define CPTM_STOP						(WM_APP+0x005)
#define CPTM_PAUSE						(WM_APP+0x006)
#define CPTM_SETPROGRESSTRACKLENGTH		(WM_APP+0x008)
#define CPTM_SENDSYNCCOOKIE				(WM_APP+0x009)
#define CPTM_BLOCKMSGUNTILENDOFSTREAM	(WM_APP+0x00A)
#define CPTM_ENUMOUTPUTDEVICES			(WM_APP+0x00B)
#define CPTM_SETEQSETTINGS				(WM_APP+0x00C)
#define CPTM_ONOUTPUTMODULECHANGE		(WM_APP+0x00D)
#define CPTM_ASSOCIATEFILEEXTENSIONS	(WM_APP+0x00E)
#define CPTM_SETINTERNALVOLUME			(WM_APP+0x00F)



#define CPNM_first			(WM_APP+0x101)
//
#define CPNM_PLAYERSTATE		(WM_APP+0x101)
#define CPNM_FILEINFO			(WM_APP+0x102)
#define CPNM_FILEOFFSET_SECS	(WM_APP+0x103)
#define CPNM_FILEOFFSET_PROP	(WM_APP+0x104)
#define CPNM_SYNCCOOKIE			(WM_APP+0x105)
#define CPNM_FOUNDOUTPUTDEVICE	(WM_APP+0x106)
#define CPNM_SETSTREAMINGSTATE	(WM_APP+0x107)
// ..
//
#define CPNM_last			(WM_APP+0x107)