VDSLICE           184 libavfilter/vf_xfade.c     {   "vdslice",    "vd slice transition",    0, AV_OPT_TYPE_CONST, {.i64=VDSLICE},    0, 0, FLAGS, "transition" },
VDSLICE          1427 libavfilter/vf_xfade.c     case VDSLICE:    s->transitionf = s->depth <= 8 ? vdslice8_transition    : vdslice16_transition;    break;