vendor: OpenCV 5.0.0 snapshot at 755e50675d97db9b7d449d8bd6b09888646f6c6e

2026-08-22 00:11:13 +08:00
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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) 2014, Biagio Montesano, 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 "perf_precomp.hpp"
+
+namespace opencv_test { namespace {
+
+typedef perf::TestBaseWithParam<std::string> file_str;
+
+#define IMAGES \
+  "cv/line_descriptor/cameraman.jpg", "cv/shared/lena.png"
+
+void createMatFromVec( const std::vector<KeyLine>& linesVec, Mat& output );
+
+void createMatFromVec( const std::vector<KeyLine>& linesVec, Mat& output )
+{
+  output = Mat( (int) linesVec.size(), 17, CV_32FC1 );
+
+  for ( int i = 0; i < (int) linesVec.size(); i++ )
+  {
+    std::vector<float> klData;
+    KeyLine kl = linesVec[i];
+    klData.push_back( kl.angle );
+    klData.push_back( (float) kl.class_id );
+    klData.push_back( kl.ePointInOctaveX );
+    klData.push_back( kl.ePointInOctaveY );
+    klData.push_back( kl.endPointX );
+    klData.push_back( kl.endPointY );
+    klData.push_back( kl.lineLength );
+    klData.push_back( (float) kl.numOfPixels );
+    klData.push_back( (float) kl.octave );
+    klData.push_back( kl.pt.x );
+    klData.push_back( kl.pt.y );
+    klData.push_back( kl.response );
+    klData.push_back( kl.sPointInOctaveX );
+    klData.push_back( kl.sPointInOctaveY );
+    klData.push_back( kl.size );
+    klData.push_back( kl.startPointX );
+    klData.push_back( kl.startPointY );
+
+    float* pointerToRow = output.ptr<float>( i );
+    for ( int j = 0; j < 17; j++ )
+    {
+      *pointerToRow = klData[j];
+      pointerToRow++;
+    }
+  }
+}
+
+PERF_TEST_P(file_str, detect, testing::Values(IMAGES))
+{
+  std::string filename = getDataPath( GetParam() );
+
+  Mat frame = imread( filename, 1 );
+
+  if( frame.empty() )
+    FAIL()<< "Unable to load source image " << filename;
+
+  Mat lines;
+  std::vector<KeyLine> keylines;
+  Ptr<BinaryDescriptor> bd = BinaryDescriptor::createBinaryDescriptor();
+
+  TEST_CYCLE()
+  {
+    bd->detect( frame, keylines );
+    createMatFromVec( keylines, lines );
+  }
+
+  SANITY_CHECK_NOTHING();
+
+}
+
+PERF_TEST_P(file_str, detect_lsd, testing::Values(IMAGES))
+{
+  std::string filename = getDataPath( GetParam() );
+  std::cout << filename.c_str() << std::endl;
+
+  Mat frame = imread( filename, 1 );
+
+  if( frame.empty() )
+    FAIL()<< "Unable to load source image " << filename;
+
+  Mat lines;
+  std::vector<KeyLine> keylines;
+  Ptr<LSDDetector> lsd = LSDDetector::createLSDDetector();
+
+  TEST_CYCLE()
+  {
+    lsd->detect( frame, keylines, 2, 1 );
+    createMatFromVec( keylines, lines );
+  }
+
+  SANITY_CHECK_NOTHING();
+
+}
+
+}} // namespace