SCAN_VERT        1170 libavcodec/hevc_cabac.c     if (scan_idx == SCAN_VERT)
SCAN_VERT        1104 libavcodec/hevcdec.c                 scan_idx = SCAN_VERT;
SCAN_VERT        1112 libavcodec/hevcdec.c                 scan_idx_c = SCAN_VERT;