## MMPM/2 Device Driver Reference

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### VCAI_PLAY (67h) - Pointer to structure

Pointer to structure The data packet parameter is a pointer to the following structure.

    typedef struct _VCASTREAM {
      ULONG       ulLength;
      PVOID       pImageData;
      ULONG       ulFlags;
      ULONG       ulSCR;
      ULONG       ulPTS;
      ULONG       ulAudioTime;
    } VCASTREAM;

    typedef   VCASTREAM   FAR   *   PVCASTREAM ;