openFrameworks下的肤色检测源码

void testApp::ofSkinDetector(unsigned char* Pointer, ofImage& image, int CAMERA_WIDTH, int CAMERA_HEIGHT)
{
  int len = CAMERA_WIDTH * CAMERA_HEIGHT * 3;
  unsigned char* SkinP= new unsigned char[len];
  for (int Y = 0; Y < CAMERA_HEIGHT; Y++)
  {
    for (int X = 0; X < CAMERA_WIDTH; X++)
    {
      unsigned char Red = Pointer[CAMERA_WIDTH * Y * 3 + X * 3];
      unsigned char Green = Pointer[CAMERA_WIDTH * Y * 3 + X * 3 + 1];
      unsigned char Blue = Pointer[CAMERA_WIDTH * Y * 3 + X * 3 + 2];
      unsigned char Max = 0, Min = 0;
      if (Red > 95 && Green > 40 && Blue > 20 && Red > Blue && Red > Green && abs(Red - Green) > 15)
      {
        if (Blue >= Green)     
        {
          Max = Blue;
          Min = Green;
        }
        else
        {
          Max = Green;
          Min = Blue;
        }
        if (Red > Max)
          Max = Red;
        else if (Red < Min)
          Min = Red;
        if (Max - Min > 15) 
        {
          SkinP[CAMERA_WIDTH * Y * 3 + X * 3] = 255;
          SkinP[CAMERA_WIDTH * Y * 3 + X * 3 + 1] = 255;
          SkinP[CAMERA_WIDTH * Y * 3 + X * 3 + 2] = 255;
        }
      }
    }
  }
  image.setFromPixels(SkinP, CAMERA_WIDTH, CAMERA_HEIGHT, OF_IMAGE_COLOR);
  delete SkinP;
  SkinP = NULL;
}