QUADRATIC_MEAN     84 libavfilter/vf_deflicker.c         { "qm",      "quadratic mean",  0, AV_OPT_TYPE_CONST, {.i64=QUADRATIC_MEAN},   0, 0, FLAGS, "mode" },
QUADRATIC_MEAN    352 libavfilter/vf_deflicker.c     case QUADRATIC_MEAN:  s->get_factor = get_qm_factor;     break;