C++ (Cpp) Mat3b::end Exemples

Exemple #1

Fichier : Greenness.cpp Projet : janvillarosa/Luntian

float Greenness::greenness(Mat im){
    Mat rgbim = im.clone();
    Mat3b image;
    
    cvtColor(rgbim,image,CV_BGR2HSV);
    
    int aveH = 0;
    int aveS = 0;
    int aveV = 0;
    int pixelct = 0;
    
    for (Mat3b::iterator it = image.begin(); it != image.end(); it++) {
        Vec3b hsv = *it;
        int H=hsv.val[0];
        int S=hsv.val[1];
        int V=hsv.val[2];
        
        if((H != 0 && S != 0 && V != 255)){
            pixelct++;
            aveH+=H;
            aveS+=S;
            aveV+=V;
        } else {
        }
    }
    
    float lccval = compareLCCValues(aveH/pixelct,aveS/pixelct,aveV/pixelct);
    lccval = floor(lccval * 1000.0) / 1000.0;
    
    
    cvtColor(image, image, CV_HSV2BGR);
    
    char name[30];
    sprintf(name,"Average H=%d",aveH/pixelct);
    putText(image,name, Point(10,20) , FONT_HERSHEY_SIMPLEX, .5, Scalar(0,0,0), 2,8,false );
    
    sprintf(name,"Average S=%d",aveS/pixelct);
    putText(image,name, Point(10,50) , FONT_HERSHEY_SIMPLEX, .5, Scalar(0,0,0), 2,8,false );
    
    sprintf(name,"Average V=%d",aveV/pixelct);
    putText(image,name, Point(10,80) , FONT_HERSHEY_SIMPLEX, .5, Scalar(0,0,0), 2,8,false );
    
    sprintf(name,"Pixels=%d",pixelct);
    putText(image,name, Point(10,110) , FONT_HERSHEY_SIMPLEX, .5, Scalar(0,0,0), 2,8,false );
    
    sprintf(name,"LCC Value: %.1f", lccval);
    putText(image,name, Point(10,140) , FONT_HERSHEY_SIMPLEX, .5, Scalar(0,0,0), 2,8,false );
    
    rectangle(image, Point(10,150), Point(30,170), HSVtoRGBcvScalar(aveH/pixelct, aveS/pixelct, aveV/pixelct),CV_FILLED);
    
    result = image;
    
    return lccval;
    
}