DISSOLVE          175 libavfilter/vf_xfade.c     {   "dissolve",   "dissolve transition",    0, AV_OPT_TYPE_CONST, {.i64=DISSOLVE},   0, 0, FLAGS, "transition" },
DISSOLVE         1418 libavfilter/vf_xfade.c     case DISSOLVE:   s->transitionf = s->depth <= 8 ? dissolve8_transition   : dissolve16_transition;   break;