在 OpenCV 3.1.0 中找不到 opencv2\contrib\contrib.hpp
Ptr<FaceRecognizer> model = createEigenFaceRecognizer();
//train data
model->train(images, labels);
model->save("E:/FDB/yaml/eigenface.yml");
也没有找到 FaceRecognizerenter,createEigenFaceRecognizer() 训练和保存请帮帮我