DIAGBL 179 libavfilter/vf_xfade.c { "diagbl", "diag bl transition", 0, AV_OPT_TYPE_CONST, {.i64=DIAGBL}, 0, 0, FLAGS, "transition" }, DIAGBL 1422 libavfilter/vf_xfade.c case DIAGBL: s->transitionf = s->depth <= 8 ? diagbl8_transition : diagbl16_transition; break;