BLEND_BURN        112 libavfilter/vf_blend.c     { "burn",       "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_BURN},       0, 0, FLAGS, "mode" },\
BLEND_BURN        321 libavfilter/vf_blend.c         case BLEND_BURN:       param->blend = blend_burn;       break;