本文整理汇总了C#中IImage.GetPixel方法的典型用法代码示例。如果您正苦于以下问题：C# IImage.GetPixel方法的具体用法？C# IImage.GetPixel怎么用？C# IImage.GetPixel使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类IImage的用法示例。
在下文中一共展示了IImage.GetPixel方法的8个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: median_filter
//Bitmap my_bitmap
//МЕДИАННЫЙ ФИЛЬТР!!!!!!!!!!
private void median_filter(IImage image, int x, int y)
{
int n;//элемнты в массиве
int cR_, cB_, cG_;//искомые медианные значения
int k = 1;
n = (2 * rad + 1) * (2 * rad + 1); //?
// toolStripProgressBar2.Step = 1;
// toolStripProgressBar2.Maximum = n;
// обнуляем массив ---------------------------
int[] cR = new int[n + 1];
int[] cB = new int[n + 1];
int[] cG = new int[n + 1];
for (int i = 0; i < n + 1; i++)
{
cR[i] = 0;
cG[i] = 0;
cB[i] = 0;
}
//--------------------------------------------
int w_b = image.Width;
int h_b = image.Height;
for (int i = x - rad; i < x + rad + 1; i++)
{
for (int j = y - rad; j < y + rad + 1; j++)
{
Pixel pixel = image.GetPixel(i, j);
cR[k] = Convert.ToInt32(pixel.R);
cG[k] = Convert.ToInt32(pixel.G);
cB[k] = Convert.ToInt32(pixel.B);
k++;
}
}
quicksort(cR, 0, n - 1);//сортируем массивы
quicksort(cG, 0, n - 1);
quicksort(cB, 0, n - 1);
int n_ = (int)(n / 2) + 1;
cR_ = cR[n_];
cG_ = cG[n_];
cB_ = cB[n_];
image.SetPixel(x, y, new Pixel { R = (byte)cR_, G = (byte)cG_, B = (byte)cB_ });
}示例2: ProcessImage
public void ProcessImage(IImage image)
{
byte threshold = OtsuTreshold(image);
for (int i = 0; i < image.Width; i++)
{
for (int j = 0; j < image.Height; j++)
{
byte red = image.GetPixel(i, j).R;
byte newPixel = red > threshold ? (byte)255 : (byte)0;
image.SetPixel(i, j, new Pixel { B = newPixel, G = newPixel, R = newPixel });
}
}
}示例3: Filter
public void Filter(IImage image, double[,] filter)
{
if (filter.GetLength(0) != filter.GetLength(1))
{
throw new ArgumentException("invalid filter", nameof(filter));
}
var result = new Pixel[image.Width, image.Height];
double blue = 0.0;
double green = 0.0;
double red = 0.0;
int filterOffset = (filter.GetLength(0) - 1) / 2;
for (int offsetY = filterOffset; offsetY < image.Height - filterOffset; offsetY++)
{
for (int offsetX = filterOffset; offsetX < image.Width - filterOffset; offsetX++)
{
blue = 0;
green = 0;
red = 0;
for (int filterY = -filterOffset; filterY <= filterOffset; filterY++)
{
for (int filterX = -filterOffset; filterX <= filterOffset; filterX++)
{
var imagePixel = image.GetPixel(offsetX + filterX, offsetY + filterY);
blue += (double)(imagePixel.B) * filter[filterY + filterOffset, filterX + filterOffset];
green += (double)(imagePixel.G) * filter[filterY + filterOffset, filterX + filterOffset];
red += (double)(imagePixel.R) * filter[filterY + filterOffset, filterX + filterOffset];
}
}
blue = Factor * blue + Bias;
green = Factor * green + Bias;
red = Factor * red + Bias;
result[offsetX, offsetY] = new Pixel { R = this.ToByte(red), G = this.ToByte(green), B = this.ToByte(blue) };
}
}
for (int x = 0; x < result.GetLength(0); x++)
{
for (int y = 0; y < result.GetLength(1); y++)
{
image.SetPixel(x, y, result[x, y]);
}
}
}示例4: ProcessImage
public void ProcessImage(IImage image)
{
Pixel c;
byte[] gammaArray = CreateGammaArray(GammaValue);
for (int i = 0; i < image.Width; i++)
{
for (int j = 0; j < image.Height; j++)
{
c = image.GetPixel(i, j);
image.SetPixel(i, j, new Pixel { R = gammaArray[c.R], G = gammaArray[c.G], B = gammaArray[c.B] });
}
}
}示例5: CalculateLineHistogram
public int[] CalculateLineHistogram(IImage image)
{
int[] histogram = new int[image.Width];;
ConverToGrayColors(image);
_binarizationFilter.ProcessImage(image);
for (var i = 0; i < image.Width; i++)
{
for (var j = 0; j < image.Height; j++)
{
if (image.GetPixel(i, j).R == 255)
{
histogram[i]++;
}
}
}
return histogram;
}示例6: ImageHistogram
private int[] ImageHistogram(IImage input)
{
int[] histogram = new int[256];
for (int i = 0; i < histogram.Length; i++)
{
histogram[i] = 0;
}
for (int i = 0; i < input.Width; i++)
{
for (int j = 0; j < input.Height; j++)
{
int red = input.GetPixel(i, j).R;
histogram[red]++;
}
}
return histogram;
}示例7: GetIndencity
private byte GetIndencity(IImage image, int x, int y)
{
var pixel = image.GetPixel(x, y);
return (byte)((pixel.R + pixel.G + pixel.B) / 3);
}示例8: GetIntensityFrom
private byte[,] GetIntensityFrom(IImage image)
{
if (image == null) throw new ArgumentNullException(nameof(image));
var intencity = new byte[image.Width, image.Height];
for (var i = 0; i <= image.Width - 1; i++)
{
for (var j = 0; j <= image.Height - 1; j++)
{
intencity[i, j] = this.Intensity(image.GetPixel(i, j));
}
}
return intencity;
}