This structure contains information used on an MMIOM_COMPRESS and MMIOM_CODEC_COMPRESS message call to a CODEC. It defines CODEC-specific control information. The pRunTimeInfo field of the MMCOMPRESS structure points to this structure.
typedef struct _MMVIDEOCOMPRESS {
ULONG ulStructLen; /* Structure length. */
GENPAL genpalVideo; /* Video stream palette. */
PVOID pControlHdr; /* Control header. */
} MMVIDEOCOMPRESS;
typedef MMVIDEOCOMPRESS * PMMVIDEOCOMPRESS ;