/// <summary>
///
/// </summary>
/// <param name="arguments"></param>
public static void Execute(Arguments arguments)
{
string date = "# DATE AND TIME: " + DateTime.Now;
LoggedConsole.WriteLine("Test of OtsuThresholder class");
LoggedConsole.WriteLine(date);
LoggedConsole.WriteLine();
// Load Source image
Image srcImage = null;
try
{
srcImage = ImageTools.ReadImage2Bitmap(arguments.InputImageFile.FullName);
}
catch (IOException ioE)
{
Console.Error.WriteLine(ioE);
Environment.Exit(1);
}
int width = srcImage.Width;
int height = srcImage.Height;
/*
*
* // Get raw image data
* byte[,] M = ConvertColourImageToGreyScaleMatrix((Bitmap)srcImage);
*
* // Sanity check image
* if ((width * height) != (M.GetLength(0) * M.GetLength(1)))
* {
* Console.Error.WriteLine("Unexpected image data size.");
* Environment.Exit(1);
* }
*
* // Output Image info
* //Console.WriteLine("Loaded image: '%s', width: %d, height: %d, num bytes: %d\n", filename, width, height, srcData.Length);
*
* byte[] vector = DataTools.Matrix2Array(M);
* byte[] outputArray;
*
* // Create Otsu Thresholder
* OtsuThresholder thresholder = new OtsuThresholder();
* int threshold = thresholder.CalculateThreshold(vector, out outputArray);
*
* byte[,] opByteMatrix = DataTools.Array2Matrix(outputArray, width, height);
*/
byte[,] matrix = ConvertColourImageToGreyScaleMatrix((Bitmap)srcImage);
double[,] ipMatrix = MatrixTools.ConvertMatrixOfByte2Double(matrix);
byte[,] opByteMatrix;
Image histoImage;
double threshold;
GetGlobalOtsuThreshold(ipMatrix, out opByteMatrix, out threshold, out histoImage);
Console.WriteLine("Threshold: {0}", threshold);
Image opImage = ConvertMatrixToGreyScaleImage(opByteMatrix);
Image[] imageArray = { srcImage, opImage, histoImage };
Image images = ImageTools.CombineImagesVertically(imageArray);
images.Save(arguments.OutputFileName.FullName);
}
