CV_SEQ_KIND_MASK 1463 modules/core/include/opencv2/core/types_c.h #define CV_SEQ_KIND( seq ) ((seq)->flags & CV_SEQ_KIND_MASK ) CV_SEQ_KIND_MASK 71 modules/imgproc/src/utils.cpp (seq_kind & (CV_SEQ_KIND_MASK|CV_SEQ_FLAG_CLOSED)) | eltype,