CHECK_RADIUS_VAL  122 libavfilter/boxblur.c     CHECK_RADIUS_VAL(w,  h,  luma_param);
CHECK_RADIUS_VAL  123 libavfilter/boxblur.c     CHECK_RADIUS_VAL(cw, ch, chroma_param);
CHECK_RADIUS_VAL  124 libavfilter/boxblur.c     CHECK_RADIUS_VAL(w,  h,  alpha_param);