D_PHASE           173 libavfilter/avf_showspectrum.c         { "phase",     NULL, 0, AV_OPT_TYPE_CONST, {.i64=D_PHASE},     0, 0, FLAGS, "data" },
D_PHASE           892 libavfilter/avf_showspectrum.c     case D_PHASE:
D_PHASE          1459 libavfilter/avf_showspectrum.c         if (s->data == D_PHASE)