EXP_NORMAL        235 libavfilter/vf_drawtext.c     {"expansion", "set the expansion mode", OFFSET(exp_mode), AV_OPT_TYPE_INT, {.i64=EXP_NORMAL}, 0, 2, FLAGS, "expansion"},
EXP_NORMAL        237 libavfilter/vf_drawtext.c         {"normal",   "set normal expansion",                OFFSET(exp_mode), AV_OPT_TYPE_CONST, {.i64=EXP_NORMAL},   0, 0, FLAGS, "expansion"},
EXP_NORMAL       1320 libavfilter/vf_drawtext.c     case EXP_NORMAL: