NB_DISPLAYS       142 libavfilter/vf_waveform.c     { "display", "set display mode", OFFSET(display), AV_OPT_TYPE_INT, {.i64=STACK}, 0, NB_DISPLAYS-1, FLAGS, "display" },
NB_DISPLAYS       143 libavfilter/vf_waveform.c     { "d",       "set display mode", OFFSET(display), AV_OPT_TYPE_INT, {.i64=STACK}, 0, NB_DISPLAYS-1, FLAGS, "display" },