WFUNC_NUTTALL3    127 libavfilter/af_firequalizer.c         { "nuttall3", "3-term nuttall window", 0, AV_OPT_TYPE_CONST, { .i64 = WFUNC_NUTTALL3 }, 0, 0, FLAGS, "wfunc" },
WFUNC_NUTTALL3    690 libavfilter/af_firequalizer.c             case WFUNC_NUTTALL3: