public double SAD(IBloc current)
{
double sad = 0;
PixelData pixelReferenceData;
PixelData pixelCandidateData;
int x1, x2, y1, y2;
// PixelData t3 = new PixelData();
//accés au pixel
double val1, val2;
for (int i = 0; i < BlocSize; i++)
{
for (int j = 0; j < BlocSize; j++)
{
x1 = Math.Max(0, Math.Min(Width - 1, (X + i)));
y1 = Math.Max(0, Math.Min(Height - 1, (Y + j)));
x2 = Math.Max(0, Math.Min(Width - 1, (current.X + i)));
y2 = Math.Max(0, Math.Min(Height - 1, (current.Y + j)));
pixelReferenceData = ReferenceFrame.GetPixel(x1, y1);
pixelCandidateData = CurrentFrame.GetPixel(x2, y2);
val1 = pixelReferenceData.blue * 0.1140 + pixelReferenceData.green * 0.5870 + pixelReferenceData.red * 0.2989;
val2 = pixelCandidateData.blue * 0.1140 + pixelCandidateData.green * 0.5870 + pixelCandidateData.red * 0.2989;
sad += Math.Abs(val1 - val2);
}
}
return(sad);
}
public bool InTheWindow(IBloc current)
{
int deplace_fen = Window / 2;
return
((current.X >= X - deplace_fen) && (current.X <= X + deplace_fen) &&
(current.Y >= Y - deplace_fen) && (current.Y <= Y + deplace_fen) &&
(current.X + BlocSize < Width && current.Y + BlocSize < Height) &&
(current.X >= 0 && current.Y >= 0));
}
