public void prepareExtraction()
{
if (!VisionDLL.prepareExtraction(task))
{
throw new FaceRecognitionTask.FaceRecognitionException("Extraction preparation: failed!");
}
}
public void executeExtractionStep2(bool student)
{
if (VisionDLL.executeExtractionStep2(task, student))
{
extractionDebug = VisionDLL.getBitmapFromRGBImage(VisionDLL.getExtractionDebugImage(task));
return;
}
throw new FaceRecognitionTask.FaceRecognitionException("Extraction step 2: failed!");
}
public void executeLocalizationStep5(bool student)
{
if (VisionDLL.executeLocalizationStep5(task, student))
{
localizationDebug = VisionDLL.getBitmapFromRGBImage(VisionDLL.getLocalizationDebugImage(task));
return;
}
throw new FaceRecognitionTask.FaceRecognitionException("Localization step 5: failed!");
}
public void executePreProcessingStep4(bool student)
{
if (VisionDLL.executePreProcessingStep4(task, student))
{
IntPtr image = VisionDLL.getResultPreProcessingStep4(task);
preProcessing4 = VisionDLL.getBitmapFromRGBImage(image);
VisionDLL.imageFreeRGB(image);
return;
}
throw new FaceRecognitionTask.FaceRecognitionException("Pre-Processing step 4: failed!");
}
//Method to get a c# Bitmap from a native C++ image pointer
//DONT USE, HARDCODED!
public static Bitmap getBitmapFromRGBImage(IntPtr image)
{
Console.WriteLine("pointer c#: " + image);
int width = VisionDLL.imageWidth(image);
int height = VisionDLL.imageHeight(image);
Console.WriteLine("width: " + width);
Console.WriteLine("Height: " + height);
Bitmap bitmap = new Bitmap(width, height, PixelFormat.Format24bppRgb);
unsafe {
BitmapData data = bitmap.LockBits(new Rectangle(0, 0, bitmap.Width, bitmap.Height), ImageLockMode.ReadWrite, PixelFormat.Format24bppRgb);
IntPtr ptr = data.Scan0;
Console.WriteLine("stride: " + data.Stride);
int bytes = Math.Abs(data.Stride) * bitmap.Height;
Console.WriteLine("bytes: " + bytes);
byte[] rgbValues = new byte[bytes];
// Copy the RGB values into the array.
Marshal.Copy(ptr, rgbValues, 0, bytes);
fixed(byte *bytePtr = rgbValues)
{
getImageBytes(image, (IntPtr)bytePtr, data.Stride);
}
// Copy the RGB values back to the bitmap
Marshal.Copy(rgbValues, 0, ptr, bytes);
bitmap.UnlockBits(data);
}
return(bitmap);
}
public double[] getFacialParameters()
{
double[] parameters = new double[16];
VisionDLL.getFacialParameters(task, parameters);
return(parameters);
}
public bool executeRepresentation()
{
return(VisionDLL.executeRepresentation(task));
}
public bool executePostProcessing()
{
return(VisionDLL.executePostProcessing(task));
}
public static void setImageImplementation(bool student)
{
VisionDLL.setImageImplementation(student);
}
public void dispose()
{
VisionDLL.freeDLLExecutionTask(task);
VisionDLL.imageFreeRGB(inputPointer);
}
public FaceRecognitionTask(Bitmap input)
{
inputPointer = VisionDLL.getRGBImageFromBitmap(input);
task = VisionDLL.getDLLExecutionTask(inputPointer);
}
