public bool DrawFaceRectangles()
{
if (current_frame == null)
{
throw new NullReferenceException();
}
try
{
if (detected_faces_in_frame != null)
{
Bitmap current_frame_bitmap = current_frame.ToBitmap();
Graphics graphics = Graphics.FromImage(current_frame_bitmap);
Parallel.ForEach(detected_faces_in_frame, detected_face =>
{
Bitmap a_frame = FramesManager.DrawShapeOnTransparentBackGround(detected_face, current_frame.Width, current_frame.Height);
lock (current_frame)
{
FramesManager.OverLayBitmapToFormNewImage(a_frame, graphics);
}
});
current_frame = new Image <Bgr, byte>(current_frame_bitmap);
return(true);
}
}
catch (Exception e)
{
Debug.WriteLine(e.Message);
}
return(false);
}
public void FramesManagerDrawShapeOnTransparentBackGroundTest()
{
Point starting_cordinate = new Point(10, 10);
Size size = new Size(10, 10);
Rectangle rec = new Rectangle(starting_cordinate, size);
Bitmap bitmap = FramesManager.DrawShapeOnTransparentBackGround(rec, 100, 100);
Assert.IsNotNull(bitmap);
}
public void FramesManagerOverLayBitmapToFormNewImageTest()
{
Point starting_cordinate = new Point(10, 10);
Size size = new Size(10, 10);
Rectangle rec = new Rectangle(starting_cordinate, size);
Bitmap bitmap = FramesManager.DrawShapeOnTransparentBackGround(rec, 100, 100);
Graphics graphics = Graphics.FromImage(bitmap);
bool sucess = FramesManager.OverLayBitmapToFormNewImage(bitmap, graphics);
Assert.IsTrue(sucess);
}