ASC_TANH           53 libavfilter/af_asoftclip.c     { "tanh",                NULL,            0, AV_OPT_TYPE_CONST,  {.i64=ASC_TANH},   0,          0, A, "types" },
ASC_TANH          110 libavfilter/af_asoftclip.c         case ASC_TANH:
ASC_TANH          167 libavfilter/af_asoftclip.c         case ASC_TANH: