/// <summary>
/// Show calibration area
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnShowSampleArea_Click(object sender, EventArgs e)
{
if (this.ImageMat != null)
{
Rectangle sampleArea1, sampleArea2;
sampleArea1 = new Rectangle(this.pbxImage.Image.Width / 2, this.pbxImage.Image.Height / 2, 50, 50);
sampleArea2 = new Rectangle(this.pbxImage.Image.Width / 2, this.pbxImage.Image.Height / 3, 50, 50);
this.ImageMat = SkinDetector.DrawSkinColorSampler(this.ImageMat, sampleArea1, sampleArea2);
pbxImage.Image = this.ImageMat.ToBitmap();
}
}
/// <summary>
/// Calibrate skin mask and detect gesture
/// </summary>
/// <param name="img">Input Image</param>
/// <param name="sampleArea1">Skin mask sample area 1</param>
/// <param name="sampleArea2">Skin mask sample area 1</param>
/// <returns>Image with debug information and detected gesture</returns>
public static Mat GetGestureFromImage(Mat img, Rectangle sampleArea1, Rectangle sampleArea2)
{
SkinDetector skinDetector = new SkinDetector();
FingerCounter fingerCounter = new FingerCounter();
Gesture gesture = Gesture.None;
if (img != null)
{
skinDetector.Calibrate(img, sampleArea1, sampleArea2);
Mat skinMask = skinDetector.GetSkinMask(img);
var newImage = fingerCounter.FindFingersCount(skinMask);
img = newImage;
switch (fingerCounter.NumberOfFingersRaised)
{
case 0:
gesture = Gesture.None;
break;
case 1:
gesture = Gesture.Pointing;
break;
case 2:
gesture = Gesture.Sign_2;
break;
case 3:
gesture = Gesture.Sign_3;
break;
case 4:
gesture = Gesture.Sign_4;
break;
case 5:
gesture = Gesture.OpenHand;
break;
default:
break;
}
}
Console.WriteLine(gesture.ToString());
CvInvoke.PutText(img, gesture.ToString(), new Point(50, 50), FontFace.HersheyComplex, 1, new Bgr(255, 255, 255).MCvScalar, 3);
return(img);
}
