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xfeatures2d: throw CV_Error if not built with OPENCV_ENABLE_NONFREE

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This commit is contained in:
berak
2018-07-07 11:00:49 +02:00
parent bcddb16e2a
commit c871e23d18
5 changed files with 49 additions and 1 deletions
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2
modules/xfeatures2d/include/opencv2/xfeatures2d.hpp
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@@ -51,7 +51,7 @@ This section describes experimental algorithms for 2d feature detection.
@defgroup xfeatures2d_nonfree Non-free 2D Features Algorithms
This section describes two popular algorithms for 2d feature detection, SIFT and SURF, that are
known to be patented. Use them at your own risk.
known to be patented. You need to set the OPENCV_ENABLE_NONFREE option in cmake to use those. Use them at your own risk.
@defgroup xfeatures2d_match Experimental 2D Features Matching Algorithm

11
modules/xfeatures2d/src/sift.cpp
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@@ -112,6 +112,8 @@ namespace cv
namespace xfeatures2d
{
#ifdef OPENCV_ENABLE_NONFREE
/*!
SIFT implementation.
@@ -1197,5 +1199,14 @@ void SIFT_Impl::detectAndCompute(InputArray _image, InputArray _mask,
}
}
#else // ! #ifdef OPENCV_ENABLE_NONFREE
Ptr<SIFT> SIFT::create( int, int, double, double, double )
{
CV_Error(Error::StsNotImplemented,
"This algorithm is patented and is excluded in this configuration; "
"Set OPENCV_ENABLE_NONFREE CMake option and rebuild the library");
}
#endif
}
}

12
modules/xfeatures2d/src/surf.cpp
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@@ -115,6 +115,8 @@ namespace cv
namespace xfeatures2d
{
#ifdef OPENCV_ENABLE_NONFREE
static const int SURF_ORI_SEARCH_INC = 5;
static const float SURF_ORI_SIGMA = 2.5f;
static const float SURF_DESC_SIGMA = 3.3f;
@@ -1005,6 +1007,16 @@ Ptr<SURF> SURF::create(double _threshold, int _nOctaves, int _nOctaveLayers, boo
return makePtr<SURF_Impl>(_threshold, _nOctaves, _nOctaveLayers, _extended, _upright);
}
#else // ! #ifdef OPENCV_ENABLE_NONFREE
Ptr<SURF> SURF::create(double, int, int, bool, bool)
{
CV_Error(Error::StsNotImplemented,
"This algorithm is patented and is excluded in this configuration; "
"Set OPENCV_ENABLE_NONFREE CMake option and rebuild the library");
}
#endif
}
}

21
modules/xfeatures2d/src/surf.cuda.cpp
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@@ -64,6 +64,26 @@ void cv::cuda::SURF_CUDA::releaseMemory() { throw_no_cuda(); }
#else // !defined (HAVE_CUDA)
#if (!defined (OPENCV_ENABLE_NONFREE))
#define throw_no_nonfree CV_Error(Error::StsNotImplemented, \
"This algorithm is patented and is excluded in this configuration; " \
"Set OPENCV_ENABLE_NONFREE CMake option and rebuild the library");
cv::cuda::SURF_CUDA::SURF_CUDA() { throw_no_nonfree }
cv::cuda::SURF_CUDA::SURF_CUDA(double, int, int, bool, float, bool) { throw_no_nonfree }
int cv::cuda::SURF_CUDA::descriptorSize() const { throw_no_nonfree }
void cv::cuda::SURF_CUDA::uploadKeypoints(const std::vector<KeyPoint>&, GpuMat&) { throw_no_nonfree }
void cv::cuda::SURF_CUDA::downloadKeypoints(const GpuMat&, std::vector<KeyPoint>&) { throw_no_nonfree }
void cv::cuda::SURF_CUDA::downloadDescriptors(const GpuMat&, std::vector<float>&) { throw_no_nonfree }
void cv::cuda::SURF_CUDA::operator()(const GpuMat&, const GpuMat&, GpuMat&) { throw_no_nonfree }
void cv::cuda::SURF_CUDA::operator()(const GpuMat&, const GpuMat&, GpuMat&, GpuMat&, bool) { throw_no_nonfree }
void cv::cuda::SURF_CUDA::operator()(const GpuMat&, const GpuMat&, std::vector<KeyPoint>&) { throw_no_nonfree }
void cv::cuda::SURF_CUDA::operator()(const GpuMat&, const GpuMat&, std::vector<KeyPoint>&, GpuMat&, bool) { throw_no_nonfree }
void cv::cuda::SURF_CUDA::operator()(const GpuMat&, const GpuMat&, std::vector<KeyPoint>&, std::vector<float>&, bool) { throw_no_nonfree }
void cv::cuda::SURF_CUDA::releaseMemory() { throw_no_nonfree }
#else // OPENCV_ENABLE_NONFREE
namespace cv { namespace cuda { namespace device
{
namespace surf
@@ -431,5 +451,6 @@ void cv::cuda::SURF_CUDA::releaseMemory()
}
#endif // !defined (HAVE_CUDA)
#endif // !defined (OPENCV_ENABLE_NONFREE)
#endif

4
modules/xfeatures2d/src/surf.ocl.cpp
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@@ -57,6 +57,8 @@ namespace cv
namespace xfeatures2d
{
#ifdef OPENCV_ENABLE_NONFREE
enum { ORI_SEARCH_INC=5, ORI_LOCAL_SIZE=(360 / ORI_SEARCH_INC) };
static inline int calcSize(int octave, int layer)
@@ -463,6 +465,8 @@ bool SURF_OCL::calcOrientation(UMat &keypoints)
return kerOri.run(2, globalThreads, localThreads, true);
}
#endif // ! #ifdef OPENCV_ENABLE_NONFREE
}
}