FS_RLOG            88 libavfilter/avf_showfreqs.c         { "rlog", "reverse logarithmic", 0, AV_OPT_TYPE_CONST, {.i64=FS_RLOG},   0, 0, FLAGS, "fscale" },
FS_RLOG           254 libavfilter/avf_showfreqs.c     case FS_RLOG:
FS_RLOG           269 libavfilter/avf_showfreqs.c     case FS_RLOG: