This structure contains fields for the MCI_GETIMAGEBUFFER and MCI_SETIMAGEBUFFER messages.
typedef struct _MCI_IMAGE_PARMS { HWND hwndCallback; /* Window handle. */ ULONG ulPelFormat; /* Pel format. */ USHORT usBitCount; /* Number of bits. */ USHORT usReserved0; /* Reserved. */ ULONG ulImageCompression; /* Image compression. */ RECTL rect; /* Rectangle. */ PVOID pPelBuffer; /* Pointer to buffer. */ ULONG ulBufferHeight; /* Buffer height. */ ULONG ulBufferWidth; /* Buffer width. */ ULONG ulBufLen; /* Buffer length. */ } MCI_IMAGE_PARMS; typedef MCI _ IMAGE _ PARMS * PMCI _ IMAGE _ PARMS ;