/// <summary>
/// When converted to a Bitmap, the image will show red at corners, blue at uniform regions, and green at edges.
/// </summary>
/// <param name="sensitivity">The sensitivity threshold to use when determining edges and corners.</param>
/// <returns>A representative Bitmap</returns>
public unsafe BitmapSource ToBitmap(float sensitivity)
{
RGBImage rgb = new RGBImage(Rows, Columns);
fixed(byte *dst = rgb.RawArray)
{
fixed(float *src = RawArray)
{
byte * dstPtr = dst;
float *srcPtr = src;
int length = Rows * Columns;
while (length-- > 0)
{
float lambda1 = *srcPtr++;
float lambda2 = *srcPtr++;
srcPtr += 4;
if (lambda1 < sensitivity && lambda2 < sensitivity)
{
dstPtr[2] = (byte)255;
}
else if (lambda2 < sensitivity)
{
dstPtr[1] = (byte)255;
}
else
{
*dstPtr = (byte)255;
}
dstPtr += 3;
}
}
}
return(rgb.ToBitmap());
}
/// <summary>
/// Saves the provided image to the destination path using the provided encoder.
/// </summary>
/// <param name="image">Image to save</param>
/// <param name="filename">Path to destination file</param>
/// <param name="encoder">Encoder to use</param>
public static void Save(RGBImage image, string filename, BitmapEncoder encoder)
{
encoder.Frames.Add(BitmapFrame.Create(image.ToBitmap()));
encoder.Save(filename);
}
