public BitmapImage Correct(BitmapImage image, double value)
{
Bitmap correctImage = BitmapConventer.ToBitmap(image);
GC.Collect();
GC.WaitForPendingFinalizers();
int imageWidth = correctImage.Width;
int imageHeight = correctImage.Height;
Rectangle rect = new Rectangle(0, 0, imageWidth, imageHeight);
BitmapData bmpData = correctImage.LockBits(rect, System.Drawing.Imaging.ImageLockMode.ReadWrite, PixelFormat.Format32bppRgb);
IntPtr ptr = bmpData.Scan0;
int bytes = Math.Abs(bmpData.Stride) * imageHeight;
byte[] pixelBytes = new byte[bytes];
System.Runtime.InteropServices.Marshal.Copy(ptr, pixelBytes, 0, bytes);
Parallel.For(0, bytes,
new ParallelOptions {
MaxDegreeOfParallelism = Environment.ProcessorCount
},
i =>
{
pixelBytes[i] = GetCorrectPixel(pixelBytes[i], value);
});
System.Runtime.InteropServices.Marshal.Copy(pixelBytes, 0, ptr, bytes);
correctImage.UnlockBits(bmpData);
return(BitmapConventer.ToBitmapImage(correctImage));
}
public BitmapImage GetIndexImage(Layer[] map, Palette palette = Palette.Green)
{
try
{
if (colorPalette != null)
{
colorPalette.SetPalette(palette);
}
int imageWidth = map[0].image.PixelWidth;
int imageHeight = map[0].image.PixelWidth;
// Минимальный размер изображение
for (int i = 1; i < map.Length; i++)
{
if (imageHeight > map[i].image.PixelHeight)
{
imageHeight = map[i].image.PixelHeight;
}
if (imageWidth > map[i].image.PixelWidth)
{
imageWidth = map[i].image.PixelWidth;
}
}
Bitmap indexMap = new Bitmap(imageWidth, imageHeight);
Bitmap[] mapImage = new Bitmap[map.Length];
Color[] mapImagePixel = new Color[map.Length];
for (int i = 0; i < map.Length; i++)
{
mapImage[i] = new Bitmap(BitmapConventer.ToBitmap(map[i].image), imageWidth, imageHeight);
}
for (int i = 0; i < imageWidth; i++)
{
for (int j = 0; j < imageHeight; j++)
{
for (int k = 0; k < map.Length; k++)
{
mapImagePixel[k] = mapImage[k].GetPixel(i, j);
}
indexMap.SetPixel(i, j, GetIndex(mapImagePixel));
}
}
GC.Collect();
GC.WaitForPendingFinalizers();
return(BitmapConventer.ToBitmapImage(indexMap));
}
catch
{
MessageBox.Show("Произошла внуренняя ошибка расчета", "Ошибка", MessageBoxButton.OK,
MessageBoxImage.Error);
GC.Collect();
GC.WaitForPendingFinalizers();
return(null);
}
}
