public Bitmap Compute(FastImage workImage)
{
image = workImage;
image.Lock();
DoKirsch();
image.Unlock();
return(image.GetBitMap());
}
public Bitmap Compute(Point point)
{
image.Lock();
canvas.Lock();
pointsQueue.Enqueue(point);
sumaIntensitati += Utils.GetGrayscale(image.GetPixel(point));
contor++;
while (pointsQueue.Count > 0)
{
var selectedPoint = pointsQueue.Peek();
if (matriceVizitate[selectedPoint.X, selectedPoint.Y])
{
pointsQueue.Dequeue();
continue;
}
var limitXmin = selectedPoint.X == 0 ? selectedPoint.X : selectedPoint.X - 1;
var limitXmax = selectedPoint.X == image.Width - 1 ? selectedPoint.X : selectedPoint.X + 1;
var limitYmin = selectedPoint.Y == 0 ? 0 : selectedPoint.Y - 1;
var limitYmax = selectedPoint.Y == image.Height - 1 ? selectedPoint.Y : selectedPoint.Y + 1;
var pointA = new Point {
X = limitXmin, Y = limitYmin
};
var pointB = new Point {
X = limitXmax, Y = limitYmin
};
var pointC = new Point {
X = limitXmin, Y = limitYmax
};
var pointD = new Point {
X = limitXmax, Y = limitYmax
};
var culoareA = image.GetPixel(pointA);
var culoareB = image.GetPixel(pointB);
var culoareC = image.GetPixel(pointC);
var culoareD = image.GetPixel(pointD);
if (Math.Abs(Utils.GetGrayscale(culoareA) - mediaIntensitati) < prag)
{
pointsQueue.Enqueue(pointA);
}
if (Math.Abs(Utils.GetGrayscale(culoareB) - mediaIntensitati) < prag)
{
pointsQueue.Enqueue(pointB);
}
if (Math.Abs(Utils.GetGrayscale(culoareB) - mediaIntensitati) < prag)
{
pointsQueue.Enqueue(pointC);
}
if (Math.Abs(Utils.GetGrayscale(culoareB) - mediaIntensitati) < prag)
{
pointsQueue.Enqueue(pointD);
}
sumaIntensitati += Utils.GetGrayscale(image.GetPixel(point));
contor++;
matriceVizitate[selectedPoint.X, selectedPoint.Y] = true;
canvas.SetPixel(selectedPoint, image.GetPixel(selectedPoint));
pointsQueue.Dequeue();
}
image.Unlock();
canvas.Unlock();
return(canvas.GetBitMap());
}
