Latent SVM detector test was added

tests/cv/src/latentsvmdetector.cpp

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+/*M///////////////////////////////////////////////////////////////////////////////////////
+//
+//  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
+//
+//  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
+//
+// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
+// Copyright (C) 2009, Willow Garage Inc., 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:
+//
+//   * Redistribution's of source code must retain the above copyright notice,
+//     this list of conditions and the following disclaimer.
+//
+//   * Redistribution's 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.
+//
+//   * The name of the copyright holders may not 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 the Intel Corporation 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.
+//
+//M*/
+
+#include "cvtest.h"
+#include <string>
+
+using namespace cv;
+
+const int num_detections = 3;
+const float true_scores[3] = {-0.383931f, -0.825876f, -0.959934f};
+const float score_thr = 0.001f;
+const CvRect true_bounding_boxes[3] = {cvRect(0, 45, 362, 452), cvRect(304, 0, 64, 80), cvRect(236, 0, 108, 59)};
+
+class CV_LatentSVMDetectorTest : public CvTest
+{
+public:
+    CV_LatentSVMDetectorTest();
+    ~CV_LatentSVMDetectorTest();    
+protected:    
+    void run(int);
+private:
+	bool isEqual(CvRect r1, CvRect r2);
+};
+
+CV_LatentSVMDetectorTest::CV_LatentSVMDetectorTest(): CvTest( "latentsvmdetector", "cvLatentSvmDetectObjects" )
+{
+    support_testing_modes = CvTS::CORRECTNESS_CHECK_MODE;
+}
+
+CV_LatentSVMDetectorTest::~CV_LatentSVMDetectorTest() {}
+
+bool CV_LatentSVMDetectorTest::isEqual(CvRect r1, CvRect r2)
+{
+	return ((r1.x == r2.x) && (r1.y == r2.y) && (r1.width == r2.width) && (r1.height == r2.height));
+}
+
+void CV_LatentSVMDetectorTest::run( int /* start_from */)
+{      
+    string img_path = string(ts->get_data_path()) + "latentsvmdetector/cat.jpg";
+	string model_path = string(ts->get_data_path()) + "latentsvmdetector/cat.xml";
+
+	IplImage* image = cvLoadImage(img_path.c_str());
+	if (!image)
+    {
+        ts->set_failed_test_info( CvTS::FAIL_INVALID_TEST_DATA );
+        return;
+    }
+
+	CvLatentSvmDetector* detector = cvLoadLatentSvmDetector(model_path.c_str());
+	if (!detector)
+	{
+		ts->set_failed_test_info( CvTS::FAIL_INVALID_TEST_DATA );
+		cvReleaseImage(&image);
+		return;
+	}
+
+	CvMemStorage* storage = cvCreateMemStorage(0);
+    CvSeq* detections = 0;         
+	detections = cvLatentSvmDetectObjects(image, detector, storage);
+
+	if (detections->total != num_detections)
+	{
+		ts->set_failed_test_info( CvTS::FAIL_MISMATCH );
+	}
+	else
+	{
+		ts->set_failed_test_info(CvTS::OK);
+		for (int i = 0; i < detections->total; i++)
+		{
+			CvObjectDetection detection = *(CvObjectDetection*)cvGetSeqElem( detections, i );
+			CvRect bounding_box = detection.rect;
+			float score = detection.score;
+			if ((!isEqual(bounding_box, true_bounding_boxes[i])) || (fabs(score - true_scores[i]) > score_thr))
+			{
+				ts->set_failed_test_info( CvTS::FAIL_MISMATCH );
+				break;
+			}
+		}
+	}
+
+	cvReleaseMemStorage( &storage );
+	cvReleaseLatentSvmDetector( &detector );
+    cvReleaseImage( &image );
+}
+
+CV_LatentSVMDetectorTest latentsvmdetector_test;