BLEND_BURN         74 libavfilter/vf_blend.c     { "burn",       "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_BURN},       0, 0, FLAGS, "mode" },\
BLEND_BURN        712 libavfilter/vf_blend.c     case BLEND_BURN:         param->blend = blend_burn_##depth##bit;         break;   \