DIAGTR            178 libavfilter/vf_xfade.c     {   "diagtr",     "diag tr transition",     0, AV_OPT_TYPE_CONST, {.i64=DIAGTR},     0, 0, FLAGS, "transition" },
DIAGTR           1421 libavfilter/vf_xfade.c     case DIAGTR:     s->transitionf = s->depth <= 8 ? diagtr8_transition     : diagtr16_transition;     break;