public float sum() 
public float sum(opencv_core.IplImage iplImgSrc)

public float[] sumRGB()
public float[] sumRGB(opencv_core.IplImage iplImgSrc)

public float sumR()
public float sumR(opencv_core.IplImage iplImgSrc)

public float sumG()
public float sumG(opencv_core.IplImage iplImgSrc)

public float sumB()
public float sumB(opencv_core.IplImage iplImgSrc)