SQRT 80 libavfilter/avf_showspectrum.c { "scale", "set display scale", OFFSET(scale), AV_OPT_TYPE_INT, {.i64=SQRT}, LINEAR, NB_SCALES-1, FLAGS, "scale" }, SQRT 81 libavfilter/avf_showspectrum.c { "sqrt", "square root", 0, AV_OPT_TYPE_CONST, {.i64=SQRT}, 0, 0, FLAGS, "scale" }, SQRT 399 libavfilter/avf_showspectrum.c case SQRT: