RAINBOW           120 libavfilter/avf_showspectrum.c         { "rainbow",   "rainbow based coloring",          0, AV_OPT_TYPE_CONST, {.i64=RAINBOW},   0, 0, FLAGS, "color" },
RAINBOW           196 libavfilter/avf_showspectrum.c     [RAINBOW] = {
RAINBOW           519 libavfilter/avf_showspectrum.c         case RAINBOW:
RAINBOW          1554 libavfilter/avf_showspectrum.c         { "rainbow",   "rainbow based coloring",          0, AV_OPT_TYPE_CONST, {.i64=RAINBOW},   0, 0, FLAGS, "color" },