private System.Windows.Point RotateEye(System.Windows.Point eye, GenPositionData.TransformSample trans)
{
double theta = trans.ThetaRad;
System.Windows.Point newCentre = new System.Windows.Point();
newCentre.X = (eye.X - 0.5) * Math.Cos(theta) - (0.5 - eye.Y) * Math.Sin(theta) + 0.5 - trans.X;
newCentre.Y = 0.5 - ((0.5 - eye.Y) * Math.Cos(theta) + (eye.X - 0.5) * Math.Sin(theta)) - trans.Y;
return(newCentre);
}
public Form1()
{
InitializeComponent();
pictureBox1.SizeMode = PictureBoxSizeMode.AutoSize;
pictureBox2.SizeMode = PictureBoxSizeMode.AutoSize;
_pen = new Pen(Color.Red, 2);
_eyeMark = 0.06;
_eyeMark2 = _eyeMark / 2.0;
_transform = new GenPositionData.TransformSample();
}
/// <summary>
/// Create a face by rotating the input face theta degrees
/// </summary>
/// <param name="face">FaceS to rotate</param>
/// <param name="theta">Rotation in degrees</param>
/// <returns></returns>
private Bitmap CreateFaceTxfm(FaceData face, GenPositionData.TransformSample trans)
{
if (null == face)
{
return(null);
}
Bitmap photoBitmap = new Bitmap(face.Filename);
Rectangle rect = new Rectangle(0, 0, photoBitmap.Width, photoBitmap.Height);
BitmapData photoData = photoBitmap.LockBits(rect, ImageLockMode.ReadOnly, PixelFormat.Format24bppRgb);
int bytePerPixel = 3;
int totBytes = photoData.Height * photoData.Stride;
byte [] dataPixs = new byte [totBytes];
System.Runtime.InteropServices.Marshal.Copy(photoData.Scan0, dataPixs, 0, totBytes);
System.Windows.Rect destRect = face.FaceWindowsRect;
destRect.X = 0.0;
destRect.Y = 0.0;
System.Windows.Rect srcRect = new System.Windows.Rect(0, 0, photoBitmap.Width, photoBitmap.Height);
Bitmap faceBitmap = new Bitmap(face.faceRect.Width, face.faceRect.Height, photoData.PixelFormat);
rect.Width = face.faceRect.Width;
rect.Height = face.faceRect.Height;
BitmapData faceData = faceBitmap.LockBits(rect, ImageLockMode.ReadWrite, photoData.PixelFormat);
byte[] facePixs;
if (null == trans)
{
facePixs = ImageUtils.DoAffine(dataPixs, srcRect, bytePerPixel, photoData.Stride,
destRect, destRect, faceData.Stride, face.AffineMat);
}
else
{
facePixs = ImageUtils.ExtractNormalizeFace(dataPixs, srcRect, bytePerPixel, photoData.Stride,
face.FaceWindowsRect, destRect, faceData.Stride, trans);
}
photoBitmap.UnlockBits(photoData);
System.Runtime.InteropServices.Marshal.Copy(facePixs, 0, faceData.Scan0, facePixs.Length);
faceBitmap.UnlockBits(faceData);
return(faceBitmap);
}
private void RotateRecoEyes(FaceData item, GenPositionData.TransformSample trans)
{
SetRecoEyes(ref item, RotateEye(item.TrueLeftEye, trans), RotateEye(item.TrueRightEye, trans));
}
