};
/**
+ * SEI message types
+ */
+typedef enum {
+ SEI_TYPE_PIC_TIMING = 1, ///< picture timing
+ SEI_TYPE_USER_DATA_UNREGISTERED = 5, ///< unregistered user data
+ SEI_TYPE_RECOVERY_POINT = 6 ///< recovery point (frame # to decoder sync)
+} SEI_Type;
+
+/**
* pic_struct in picture timing SEI message
*/
typedef enum {