H264_SEI_TYPE_FILLER_PAYLOAD = 3, ///< filler data
H264_SEI_TYPE_USER_DATA_REGISTERED = 4, ///< registered user data as specified by Rec. ITU-T T.35
H264_SEI_TYPE_USER_DATA_UNREGISTERED = 5, ///< unregistered user data
H264_SEI_TYPE_FILLER_PAYLOAD = 3, ///< filler data
H264_SEI_TYPE_USER_DATA_REGISTERED = 4, ///< registered user data as specified by Rec. ITU-T T.35
H264_SEI_TYPE_USER_DATA_UNREGISTERED = 5, ///< unregistered user data