public static void write_image_gray(string path, Floatarray image)
{
Bitmap bitmap = ImgRoutine.NarrayToRgbBitmap(image);
bitmap.Save(path);
bitmap.Dispose();
}
public static Bitmap read_image_gray(Bytearray image, string path)
{
Bitmap bitmap = LoadBitmapFromFile(path);
image.Resize(bitmap.Width, bitmap.Height);
ImgRoutine.NarrayFromBitmap(image, bitmap);
return(bitmap);
}
public static Bitmap read_image_binary(Bytearray image, string path)
{
Bitmap bitmap = LoadBitmapFromFile(path);
image.Resize(bitmap.Width, bitmap.Height);
ImgRoutine.NarrayFromBitmap(image, bitmap);
double threshold = (NarrayUtil.Min(image) + NarrayUtil.Max(image)) / 2.0;
for (int i = 0; i < image.Length1d(); i++)
{
image.Put1d(i, (byte)((image.At1d(i) < threshold) ? 0 : 255));
}
return(bitmap);
}
public static void write_image_gray(Stream stream, Bytearray image, System.Drawing.Imaging.ImageFormat fmt)
{
Bitmap bitmap = ImgRoutine.NarrayToRgbBitmap(image);
bitmap.Save(stream, fmt);
}
