Range              42 libavfilter/vf_colorbalance.c     Range cyan_red;
Range              43 libavfilter/vf_colorbalance.c     Range magenta_green;
Range              44 libavfilter/vf_colorbalance.c     Range yellow_blue;
Range              42 libavfilter/vf_colorlevels.c     Range range[4];
Range             129 libavfilter/vf_colorlevels.c             Range *r = &s->range[i];
Range             176 libavfilter/vf_colorlevels.c             Range *r = &s->range[i];