public static long CountPixelDifferences(Bitmap frst, Bitmap scnd, double RequiredToPass)
{
if (frst.Width != scnd.Width || frst.Height != scnd.Height)
{
throw new Exception("Not matching size!");
}
Bitmap result = ImageWorks.PaintOn32bpp((Bitmap)frst.Clone());
Bitmap img1 = ImageWorks.PaintOn32bpp((Bitmap)frst.Clone());
Bitmap img2 = ImageWorks.PaintOn32bpp((Bitmap)scnd.Clone());
FastBitmap res = new FastBitmap(result);
FastBitmap bm1 = new FastBitmap(img1);
FastBitmap bm2 = new FastBitmap(img2);
double ValidatePercent = RequiredToPass;
long DifferenceCounter = 0;
res.Lock();
bm1.Lock();
bm2.Lock();
for (int i = 0; i < result.Width; i++)
{
for (int j = 0; j < result.Height; j++)
{
Color c1 = bm1.GetPixel(i, j);
Color c2 = bm2.GetPixel(i, j);
if (!Differencer.ValidateRGBDIfferencePercent(c1, c2, ValidatePercent))
{
DifferenceCounter++;
}
}
}
res.Unlock();
bm1.Unlock();
bm2.Unlock();
CollectGarbage();
return(DifferenceCounter);
}
public static Bitmap ToGrayScale(this Bitmap bm)
{
Bitmap res = ImageWorks.PaintOn32bpp((Bitmap)bm.Clone());
FastBitmap fbm = new FastBitmap(res);
fbm.Lock();
for (int i = 0; i < fbm.Width; i++)
{
for (int j = 0; j < fbm.Height; j++)
{
Color c = fbm.GetPixel(i, j);
int greyVal = RGBToGreyScale(c);
fbm.SetPixel(i, j, Color.FromArgb(greyVal, greyVal, greyVal));
}
}
fbm.Unlock();
return(res);
}
public static void FindImage(Bitmap Base, Bitmap LookFor, double requiredToPass, out List <KeyValuePair <Point, Point> > Lpoint)
{
Bitmap b = ImageWorks.PaintOn32bpp((Bitmap)Base.Clone());
Bitmap l = ImageWorks.PaintOn32bpp((Bitmap)LookFor.Clone());
FastBitmap bs = new FastBitmap(b);
FastBitmap lf = new FastBitmap(l);
Lpoint = new List <KeyValuePair <Point, Point> >();
bs.Lock();
lf.Lock();
for (int i = 0; i < Base.Width; i++)
{
for (int j = 0; j < Base.Height; j++)
{
int g = i;
int t = j;
int r = 0;
int e = 0;
bool preBreaked = false;
long comparedGood = 0;
while (Differencer.WiseRGBDifferencePercent(bs.GetPixel(g, t), lf.GetPixel(r, e), requiredToPass))
{
if (g + 1 == Base.Width || t + 1 == Base.Height || t - j + 1 == lf.Height)
{
preBreaked = true;
break;
}
comparedGood++;
g++;
r++;
if (g - i == lf.Width)
{
g = i;
t++;
}
if (r == lf.Width)
{
r = 0;
e++;
}
}
if (!preBreaked)
{
if ((double)comparedGood >= lf.Width * lf.Height / 100)
{
Lpoint.Add(new KeyValuePair <Point, Point>(new Point(i, j), new Point(i + lf.Width, j + lf.Height)));
}
}
}
}
bs.Unlock();
lf.Unlock();
}
