CODECOPEN

This structure contains information that is used to open a CODEC. It describes the source and destination data format, as well as control and CODEC-specific information to indicate the operation of the CODEC. This structure is used on the MMIOM_CODEC_OPEN message.

typedef struct _CODECOPEN {
  ULONG     ulFlags;      /*  Commands to CODEC Proc. */
  PVOID     pControlHdr;  /*  CODEC control parameters. */
  PVOID     pSrcHdr;      /*  Source header. */
  PVOID     pDstHdr;      /*  Destination header. */
  PVOID     pOtherInfo;   /*  Pointer to MMVIDEOPEN. */
} CODECOPEN;

typedef   CODECOPEN   * PCODECOPEN ;