public List <decimal> getCurveLatitude()
{
ProcBWValue();
List <decimal> al = new List <decimal>();
for (int i = 0; i < ValueBWList.Count; i++)
{
al.Add(Convert.ToDecimal(PhotoTest.getBrightness(ValueBWList[i]) * 255));
}
return(al);
}
public decimal getBrightChanges(WriteableBitmap b) //测试亮度一致性
{ //使用中央点的亮度减去四角点的亮度平均值，需要使用CropPhoto
Color c = GetPixel(b, b.PixelWidth / 2, b.PixelHeight / 2);
Color clt = GetPixel(b, 0, 0);
Color crt = GetPixel(b, b.PixelWidth - 1, 0);
Color clb = GetPixel(b, 0, b.PixelHeight - 1);
Color crb = GetPixel(b, b.PixelWidth - 1, b.PixelHeight - 1);
float lt = PhotoTest.getBrightness(clt);
float lb = PhotoTest.getBrightness(clb);
float rt = PhotoTest.getBrightness(crt);
float rb = PhotoTest.getBrightness(crb);
float bb = lt + lb + rt + rb;
bb = bb / 4;
setProcessInfor("BrightChanges_BorderBright", bb);
setProcessInfor("BrightChanges_LT", lt);
setProcessInfor("BrightChanges_LB", lb);
setProcessInfor("BrightChanges_RT", rt);
setProcessInfor("BrightChanges_RB", rb);
float cb = PhotoTest.getBrightness(c);
setProcessInfor("BrightChanges_CBright", cb);
return(Convert.ToDecimal(Math.Abs(cb - bb) / cb));//相当于四周变暗的比例
}