FF_CEIL_RSHIFT   3692 libavfilter/vf_v360.c     outw[1] = outw[2] = FF_CEIL_RSHIFT(w, desc->log2_chroma_w);
FF_CEIL_RSHIFT   3694 libavfilter/vf_v360.c     outh[1] = outh[2] = FF_CEIL_RSHIFT(h, desc->log2_chroma_h);