public DoubleImage ToDoubleImage(int width, int height)
{
DoubleImage image = new DoubleImage(width, height);
for (int i = 0; i < image.Height; i++)
{
for (int j = 0; j < image.Width; j++)
{
int index = i * image.Width + j;
//black
if (this[index] == 0)
{
image.SetPixel(i, j, 0, 0, 0);
}
//white
if (this[index] == 1)
{
image.SetPixel(i, j, 255, 255, 255);
}
}
}
return(image);
}
public DoubleImage UpdateColorComponent(ColorComponent component, double[,] colorComponent)
{
DoubleImage updatedImage = this;
switch (component)
{
case ColorComponent.Red:
for (int i = 0; i < this.Height; i++)
{
for (int j = 0; j < this.Width; j++)
{
DoublePixel initialPixel = this.GetPixel(i, j);
updatedImage.SetPixel(i, j, colorComponent[i, j], initialPixel.Green, initialPixel.Blue);
}
}
break;
case ColorComponent.Green:
for (int i = 0; i < this.Height; i++)
{
for (int j = 0; j < this.Width; j++)
{
DoublePixel initialPixel = this.GetPixel(i, j);
updatedImage.SetPixel(i, j, initialPixel.Red, colorComponent[i, j], initialPixel.Blue);
}
}
break;
case ColorComponent.Blue:
for (int i = 0; i < this.Height; i++)
{
for (int j = 0; j < this.Width; j++)
{
DoublePixel initialPixel = this.GetPixel(i, j);
updatedImage.SetPixel(i, j, initialPixel.Red, initialPixel.Green, colorComponent[i, j]);
}
}
break;
}
return(updatedImage);
}
public static DoubleImage FillWithSmallerImage(DoubleImage bigImage, DoubleImage smallImage)
{
if (smallImage.Height > bigImage.Height || smallImage.Width > bigImage.Width)
{
return(smallImage);
}
double[,] greenSmall = smallImage.GetColorComponent(ColorComponent.Red);
double[,] greenBig = bigImage.GetColorComponent(ColorComponent.Red);
int jEnd = greenSmall.GetLength(1) - 1;
int iEnd = greenSmall.GetLength(0) - 1;
int countOfChecking = Math.Min(smallImage.Height, smallImage.Width) / 2;
int iStart = 0;
int jStart = 0;
bool isFound = false;
for (int i = bigImage.Height - 1; i >= 0; i--)
{
if (isFound)
{
break;
}
for (int j = bigImage.Width - 1; j >= 0; j--)
{
if (greenBig[i, j] == greenSmall[iEnd, jEnd])
{
isFound = true;
for (int k = 1; k < countOfChecking; k++)
{
if (greenBig[i - k, j - k] != greenSmall[iEnd - k, jEnd - k])
{
isFound = false;
break;
}
}
if (isFound)
{
iStart = i - smallImage.Height;
jStart = j - smallImage.Width;
Console.WriteLine("iStart {0}", iStart);
Console.WriteLine("jStart {0}", jStart);
Console.WriteLine("iEnd {0}", iEnd);
Console.WriteLine("jEnd {0}", jEnd);
break;
}
}
}
}
DoubleImage updateSmallImage = new DoubleImage(bigImage.Width, bigImage.Height);
for (int i = 0; i < bigImage.Width; i++)
{
for (int j = 0; j < bigImage.Height; j++)
{
if (iStart <= i && i <= iStart + iEnd && jStart <= j && j <= jStart + jEnd)
{
DoublePixel pixel = smallImage.GetPixel(i - iStart, j - jStart);
updateSmallImage.SetPixel(i, j, pixel.Red, pixel.Green, pixel.Blue);
}
else
{
updateSmallImage.SetPixel(i, j, 255, 255, 255);
}
}
}
return(updateSmallImage);
}