public void DetectFace(object sender, EventArgs e)
{
var imageFrame = _capture.QueryFrame().ToImage <Bgr, byte>();
var timer = Stopwatch.StartNew();
var detected = new DetectorService().DetectFace(imageFrame);
timer.Stop();
labelTime.Text = timer.ElapsedMilliseconds + " ms.";
if (detected != null)
{
labelFaces.Text = detected.SharpnessValue.ToString();
DrawCircle(imageFrame, detected.DetectedRectangle);
//imageFrame.Draw(detected.DetectedRectangle, new Bgr(Color.Aquamarine));
facePictureBox.Image = detected.DetectedImage.Bitmap;
_faces.Add(detected);
richTextBox1.Text = string.Format("MaxFace: {0}, MinFace: {1}, Current:{2}, Time: {3}", _faces.BestValue, _faces.WorstValue, detected.SharpnessValue, timer.ElapsedMilliseconds + " ms.");
}
else
{
DrawText(imageFrame, new System.Drawing.Rectangle(0, 50, imageFrame.Width, imageFrame.Height), "Waiting for face...", 35);
}
DrawBestFace(imageFrame);
DrawBestBadge(imageFrame);
DrawFrame(imageFrame);
}
public void DetectBadge(object sender, EventArgs e)
{
var reduceCoeff = _settings.ReduceCoeff;
var scaleFactor = 1.0 / reduceCoeff;
var timer = Stopwatch.StartNew();
Image <Bgr, byte> imageResized;
var imageFrame = _capture.QueryFrame().ToImage <Bgr, byte>();
var roi = GetRoi(imageFrame.Width, imageFrame.Height);
if (_trancateRoi)
{
imageFrame.Draw(roi, new Bgr(_roiFrameColor));
var truncImage = imageFrame.Copy(roi);
imageResized = reduceCoeff == 1 ? truncImage : truncImage.Resize(scaleFactor, _interpolation);
}
else
{
imageResized = reduceCoeff == 1 ? imageFrame : imageFrame.Resize(scaleFactor, _interpolation);
}
var template = _imgToFindColor;
//if (reduceCoeff != 1)
//{
// template = _imgToFindColor.Resize(scaleFactor, _interpolation);
//}
long time;
var detected = new DetectorService().DetectSurf(template, imageResized, out time);
timer.Stop();
labelTime.Text = timer.ElapsedMilliseconds + " ms.";
if (detected != null)
{
labelBadges.Text = detected.SharpnessValue.ToString();
if (reduceCoeff > 1 || roi.X > 0 || roi.Y > 0)
{
detected.DetectedRectangle = new System.Drawing.Rectangle(
roi.X + detected.DetectedRectangle.X * reduceCoeff,
roi.Y + detected.DetectedRectangle.Y * reduceCoeff,
detected.DetectedRectangle.Width * reduceCoeff,
detected.DetectedRectangle.Height * reduceCoeff);
}
detected.DetectedImage = imageFrame.Copy(detected.DetectedRectangle);
imageFrame.Draw(detected.DetectedRectangle, new Bgr(_detectImageFrameColor));
badgePictureBox.Image = detected.DetectedImage.Bitmap;
_badges.Add(detected);
richTextBox1.Text = string.Format("MaxBadge: {0}, MinBadge: {1}, Current:{2}, Time: {3}", _badges.BestValue, _badges.WorstValue, detected.SharpnessValue, timer.ElapsedMilliseconds + " ms.");
}
else
{
var text = string.Format("Waiting for badge {0} of {1}", _badges.Count, _settings.MinBadgeCount);
DrawText(imageFrame, new System.Drawing.Rectangle(0, 50, imageFrame.Width, imageFrame.Height), text, 35);
var textCloser = "Bring your badge closer to the camera.";
DrawText(imageFrame, new System.Drawing.Rectangle(0, 100, imageFrame.Width, imageFrame.Height), textCloser, 35);
}
DrawBestFace(imageFrame);
DrawBestBadge(imageFrame);
DrawFrame(imageFrame);
}
