private void reportResultsForFilter(int rown, FilterType type, bool tentative)
{
for (int i = 0; i < histox.Length; i++)
histox[i] = 0;
int s = 0, v;
for (int i = 1; i <= ImgInfo.BytesPerRow; i++) {
v = rowbfilter[i];
if (v < 0)
s -= (int)v;
else
s += (int)v;
histox[v & 0xFF]++;
}
filterStrat.fillResultsForFilter(rown, type, s, histox, tentative);
}