Add detector

apps/icf/icfdetector.cpp

+#include "icfdetector.hpp"
+
+#include <iostream>
+
+using std::vector;
+using std::string;
+
+#include <opencv2/core.hpp>
+using cv::Rect;
+
+void ICFDetector::train(const vector<string>& image_filenames,
+                        const vector< vector<Rect> >& labelling,
+                        ICFDetectorParams params)
+{
+    std::cout << "train" << std::endl;
+
+}
+
+bool ICFDetector::save(const string& filename)
+{
+    return true;
+}

apps/icf/icfdetector.hpp

+/*
+
+By downloading, copying, installing or using the software you agree to this
+license. If you do not agree to this license, do not download, install,
+copy or use the software.
+
+
+                          License Agreement
+               For Open Source Computer Vision Library
+                       (3-clause BSD License)
+
+Copyright (C) 2013, OpenCV Foundation, all rights reserved.
+Third party copyrights are property of their respective owners.
+
+Redistribution and use in source and binary forms, with or without modification,
+are permitted provided that the following conditions are met:
+
+  * Redistributions of source code must retain the above copyright notice,
+    this list of conditions and the following disclaimer.
+
+  * Redistributions in binary form must reproduce the above copyright notice,
+    this list of conditions and the following disclaimer in the documentation
+    and/or other materials provided with the distribution.
+
+  * Neither the names of the copyright holders nor the names of the contributors
+    may be used to endorse or promote products derived from this software
+    without specific prior written permission.
+
+This software is provided by the copyright holders and contributors "as is" and
+any express or implied warranties, including, but not limited to, the implied
+warranties of merchantability and fitness for a particular purpose are
+disclaimed. In no event shall copyright holders or contributors be liable for
+any direct, indirect, incidental, special, exemplary, or consequential damages
+(including, but not limited to, procurement of substitute goods or services;
+loss of use, data, or profits; or business interruption) however caused
+and on any theory of liability, whether in contract, strict liability,
+or tort (including negligence or otherwise) arising in any way out of
+the use of this software, even if advised of the possibility of such damage.
+
+*/
+
+#ifndef __OPENCV_ADAS_ICFDETECTOR_HPP__
+#define __OPENCV_ADAS_ICFDETECTOR_HPP__
+
+#include <string>
+#include <vector>
+
+#include <opencv2/core.hpp>
+
+struct ICFDetectorParams
+{
+    int feature_count;
+    int weak_count;
+    int model_n_rows;
+    int model_n_cols;
+    double overlap;
+};
+
+class ICFDetector
+{
+public:
+    /* Train detector
+
+        image_filenames — filenames of images for training
+
+        labelling — vector of object bounding boxes per every image
+
+        params — parameters for detector training
+    */
+    void train(const std::vector<std::string>& image_filenames,
+               const std::vector<std::vector<cv::Rect> >& labelling,
+               ICFDetectorParams params = ICFDetectorParams());
+
+    /* Save detector in file, return true on success, false otherwise */
+    bool save(const std::string& filename);
+};
+
+#endif /* __OPENCV_ADAS_ICFDETECTOR_HPP__ */