EVAL_RADIUS_EXPR   99 libavfilter/boxblur.c     EVAL_RADIUS_EXPR(luma_param);
EVAL_RADIUS_EXPR  100 libavfilter/boxblur.c     EVAL_RADIUS_EXPR(chroma_param);
EVAL_RADIUS_EXPR  101 libavfilter/boxblur.c     EVAL_RADIUS_EXPR(alpha_param);