public double GetPercentageOfSkinInImage(string filePath, string debugImageFilePath = null)
{
using (IplImage imgSrc = new IplImage(filePath))
{
using (CvMemStorage storage = new CvMemStorage())
{
CvRect rect;
using (IplImage imgGray = new IplImage(filePath, LoadMode.GrayScale))
{
rect = FindBorder(imgGray);
}
if (rect.Width < imgSrc.Width * 0.10 || rect.Height < imgSrc.Height * 0.10)
{
rect = new CvRect(0, 0, imgSrc.Width, imgSrc.Height);
}
using (var subImg = imgSrc.GetSubImage(rect))
{
using (IplImage imgHueMask = new IplImage(subImg.Size, BitDepth.U8, 1))
{
CvAdaptiveSkinDetector detector = new CvAdaptiveSkinDetector(1, MorphingMethod.ErodeDilate);
detector.Process(subImg, imgHueMask);
int count = CountSkinPoints(imgHueMask, CvColor.White);
var percent = ((double)count / (double)(subImg.Width * subImg.Height) * 100);
if (debugImageFilePath != null)
{
imgHueMask.SaveImage(debugImageFilePath);
}
return(percent);
}
}
}
}
}
/// <summary>
///
/// </summary>
public SkinDetector()
{
using (IplImage imgSrc = new IplImage(Const.ImageBalloon, LoadMode.Color))
using (IplImage imgHueMask = new IplImage(imgSrc.Size, BitDepth.U8, 1))
using (IplImage imgDst = imgSrc.Clone())
{
CvAdaptiveSkinDetector detector = new CvAdaptiveSkinDetector(1, MorphingMethod.None);
detector.Process(imgSrc, imgHueMask);
DisplaySkinPoints(imgHueMask, imgDst, CvColor.Green);
using (CvWindow windowSrc = new CvWindow("src", imgSrc))
using (CvWindow windowDst = new CvWindow("skin", imgDst))
{
Cv.WaitKey(0);
}
}
}