FS_LOG             87 libavfilter/avf_showfreqs.c         { "log",  "logarithmic",         0, AV_OPT_TYPE_CONST, {.i64=FS_LOG},    0, 0, FLAGS, "fscale" },
FS_LOG            252 libavfilter/avf_showfreqs.c     case FS_LOG:
FS_LOG            266 libavfilter/avf_showfreqs.c     case FS_LOG: