public ColorClose(Pixel key, int tola, int tolb)
{
_key = key.YCbCr();
_tola = tola;
_tolb = tolb;
_tolba = _tolb - _tola;
}
public float Calculate(Pixel p, Pixel key)
{
var temp = key.YCbCr().Distance(p.YCbCr());
if (temp < _tola)
return 0;
if (temp < _tolb)
return (temp - _tola)/_tolba;
return 1;
}
