public void Execute(byte[] bytes, int width, int height)
{
BitmapWrapper bmpWrapper = new BitmapWrapper(bytes, height, width);
Color[,] tmpBuffer = new Color[height, width];
for (int j = 1; j < height - 1; j++)
{
for (int i = 1; i < width - 1; i++)
{
int r = 0;
int g = 0;
int b = 0;
for (int k = 0; k < 9; k++)
{
var col = bmpWrapper.GetPixel(j + cordinatesY[k], i + cordinatesX[k]);
r += col.R * mask[k];
g += col.G * mask[k];
b += col.B * mask[k];
}
int maskSum = mask.Sum();
tmpBuffer[j, i] = Color.FromArgb(255, r / maskSum, g / maskSum, b / maskSum);
}
}
for (int j = 1; j < height - 1; j++)
{
for (int i = 1; i < width - 1; i++)
{
bmpWrapper.SetPixel(j, i, tmpBuffer[j, i]);
}
}
}
public void Execute(byte[] bytes, int width, int height)
{
double contrastLevel = Math.Pow((100.0 + threshold) / 100.0, 2);
BitmapWrapper bmpWrapper = new BitmapWrapper(bytes, height, width);
for (int j = 0; j < height; j++)
{
for (int i = 0; i < width; i++)
{
Color col = bmpWrapper.GetPixel(j, i);
int r = (int)(((((col.R / 255.0) - 0.5) *
contrastLevel) + 0.5) * 255.0);
int g = (int)(((((col.G / 255.0) - 0.5) *
contrastLevel) + 0.5) * 255.0);
int b = (int)(((((col.B / 255.0) - 0.5) *
contrastLevel) + 0.5) * 255.0);
r = Math.Max(0, Math.Min(255, r));
g = Math.Max(0, Math.Min(255, g));
b = Math.Max(0, Math.Min(255, b));
bmpWrapper.SetPixel(j, i, Color.FromArgb(col.A, r, g, b));
}
}
}
public void Execute(byte[] bytes, int width, int height)
{
BitmapWrapper bmpWrapper = new BitmapWrapper(bytes, height, width);
for (int j = 0; j < height; j++)
{
for (int i = 0; i < width; i++)
{
Color col = bmpWrapper.GetPixel(j, i);
bmpWrapper.SetPixel(j, i, Color.FromArgb(col.A, 255 - col.R, 255 - col.G, 255 - col.B));
}
}
}
public void Execute(byte[] bytes, int width, int height)
{
BitmapWrapper bmpWrapper = new BitmapWrapper(bytes, height, width);
for (int j = 0; j < height; j++)
{
for (int i = 0; i < width; i++)
{
Color col = bmpWrapper.GetPixel(j, i);
int grayScale = (int)((col.R * 0.3) + (col.G * 0.59) + (col.B * 0.11));
bmpWrapper.SetPixel(j, i, Color.FromArgb(col.A, grayScale, grayScale, grayScale));
}
}
}
public void Execute(byte[] bytes, int width, int height)
{
BitmapWrapper bmpWrapper = new BitmapWrapper(bytes, height, width);
Color[,] tmpBuffer = new Color[height, width];
for (int j = 1; j < height - 1; j++)
{
for (int i = 1; i < width - 1; i++)
{
int rx = 0;
int gx = 0;
int bx = 0;
int ry = 0;
int gy = 0;
int by = 0;
for (int k = 0; k < 9; k++)
{
var col = bmpWrapper.GetPixel(j + cordinatesY[k], i + cordinatesX[k]);
rx += col.R * maskX[k];
gx += col.G * maskX[k];
bx += col.B * maskX[k];
ry += col.R * maskY[k];
gy += col.G * maskY[k];
by += col.B * maskY[k];
}
int r = Math.Abs(rx + ry);
int g = Math.Abs(gx + gy);
int b = Math.Abs(bx + by);
r = Math.Max(0, Math.Min(255, r));
g = Math.Max(0, Math.Min(255, g));
b = Math.Max(0, Math.Min(255, b));
tmpBuffer[j, i] = Color.FromArgb(255, r, g, b);
}
}
for (int j = 1; j < height - 1; j++)
{
for (int i = 1; i < width - 1; i++)
{
bmpWrapper.SetPixel(j, i, tmpBuffer[j, i]);
}
}
}
public void Execute(byte[] bytes, int width, int height)
{
BitmapWrapper bmpWrapper = new BitmapWrapper(bytes, height, width);
Color[,] tmpBuffer = new Color[height, width];
for (int j = 1; j < height - 1; j++)
{
for (int i = 1; i < width - 1; i++)
{
int fr = 0;
int fg = 0;
int fb = 0;
int sr = 0;
int sg = 0;
int sb = 0;
for (int k = 0; k < 4; k++)
{
var col = bmpWrapper.GetPixel(j + cordinatesY[k], i + cordinatesX[k]);
fr += col.R * firstMask[k];
fg += col.G * firstMask[k];
fb += col.B * firstMask[k];
sr += col.R * secondMask[k];
sg += col.G * secondMask[k];
sb += col.B * secondMask[k];
}
fr = Math.Abs(fr);
fg = Math.Abs(fg);
fb = Math.Abs(fb);
sr = Math.Abs(sr);
sg = Math.Abs(sg);
sb = Math.Abs(sb);
tmpBuffer[j, i] = Color.FromArgb(255, TruncateColor(fr + sr), TruncateColor(fg + sg), TruncateColor(fb + sb));
}
}
for (int j = 1; j < height - 1; j++)
{
for (int i = 1; i < width - 1; i++)
{
bmpWrapper.SetPixel(j, i, tmpBuffer[j, i]);
}
}
}
