affectiva affdex проблема с обнаружением эмоций по фотографии

#include <iostream>
#include <string>
#include "Magick++.h"#include "PhotoDetector.h"
class Listener : public affdex::ImageListener{
void onImageResults(std::map<affdex::FaceId,affdex::Face> faces,affdex::Frame image){
std::cout << "Found Faces: "<< faces.size() << std::endl;

for (auto pair : faces){
std::string pronoun="they";
std::string emotion="neutral";
affdex::Face face=pair.second;

if(face.appearance.gender == affdex::Gender::Male){
pronoun="He";
}
else if(face.appearance.gender == affdex::Gender::Female){
pronoun="She";
}
if(face.emotions.joy>25){
emotion="Happy :)";
}
else if(face.emotions.sadness>25){
emotion="Sad :(";
}

std::cout << face.id << " : " << pronoun << " looks " << emotion << std::endl;
}
};

void onImageCapture(affdex::Frame image){};
};

int main(int argc, char ** argsv)
{

//Initialize the imagemagick library
Magick::InitializeMagick(*argsv);

// Read Image into Memory
Magick::Image img(argsv[1]);
char * pixels = new char [img.columns() * img.rows() * 1];
img.write(0,0,img.columns(), img.rows(), "RGB", MagickCore::StorageType::CharPixel, pixels);

affdex::Frame frame(img.columns(), img.rows(), pixels, affdex::Frame::COLOR_FORMAT::BGR);

affdex::PhotoDetector detector(1);
affdex::ImageListener * listen = new Listener();

detector.setImageListener(listen);

detector.setClassifierPath("/home/pi/affdex-sdk/data");
detector.setDetectAllEmotions(true);
detector.setDetectAllAppearances(true);
detector.setDetectAllExpressions(true);

detector.start();
detector.process(frame);
detector.stop();

delete listen;
delete [] pixels;
return 0;
}