public Bitmap getEnergyImage()
{
double maxVal = 0;
int w = energyImage.GetLength(0);
int h = energyImage.GetLength(1);
for (int i = 0; i < w; ++i)
{
for (int j = 0; j < h; ++j)
{
maxVal = Math.Max(maxVal, energyImage[i, j]);
}
}
Bitmap energyResult = new Bitmap(w, h);
LockBitmap lockEnergy = new LockBitmap(energyResult);
lockEnergy.LockBits();
for (int i = 0; i < w; ++i)
{
for (int j = 0; j < h; ++j)
{
int map = (int)((energyImage[i, j] / maxVal) * 255.0);
lockEnergy.SetPixel(i, j, Color.FromArgb(map, map, map));
}
}
lockEnergy.UnlockBits();
return(energyResult);
}
private Bitmap createNewImage()
{
Bitmap resultImg = new Bitmap(newWidth, newHeight);
LockBitmap lockRes = new LockBitmap(resultImg);
lockRes.LockBits();
for (int x = 0; x < newWidth; ++x)
{
for (int y = 0; y < newHeight; ++y)
{
lockRes.SetPixel(x, y, imgColors[x, y]);
}
}
lockRes.UnlockBits();
return(resultImg);
}