[bug] fix popsift static release

src/aliceVision/feature/ImageDescriber.hpp

@@ -67,9 +67,9 @@ std::istream& operator>>(std::istream& in, EImageDescriberPreset& p);
 class ImageDescriber
 {
 public:
-  ImageDescriber() {}
+  ImageDescriber() = default;
 
-  virtual ~ImageDescriber() {}
+  virtual ~ImageDescriber() = default;
 
   /**
    * @brief Check if the image describer use CUDA

src/aliceVision/feature/akaze/ImageDescriber_AKAZE.hpp

@@ -41,7 +41,7 @@ struct AKAZEParams
 class ImageDescriber_AKAZE : public ImageDescriber
 {
 public:
-  ImageDescriber_AKAZE(const AKAZEParams& params = AKAZEParams(), bool isOriented = true)
+  explicit ImageDescriber_AKAZE(const AKAZEParams& params = AKAZEParams(), bool isOriented = true)
     : ImageDescriber()
     , _params(params)
     , _isOriented(isOriented)
@@ -176,6 +176,8 @@ class ImageDescriber_AKAZE : public ImageDescriber
     }
   }
 
+  ~ImageDescriber_AKAZE() override = default;
+
 private:
   AKAZEParams _params;
   bool _isOriented = true;

src/aliceVision/feature/cctag/ImageDescriber_CCTAG.cpp

@@ -29,10 +29,6 @@ ImageDescriber_CCTAG::CCTagParameters::CCTagParameters(size_t nRings)
 #endif
 }
 
-ImageDescriber_CCTAG::CCTagParameters::~CCTagParameters()
-{
-}
-
 bool ImageDescriber_CCTAG::CCTagParameters::setPreset(EImageDescriberPreset preset)
 {
   switch(preset)
@@ -60,9 +56,6 @@ ImageDescriber_CCTAG::ImageDescriber_CCTAG(const std::size_t nRings)
   , _params(nRings)
   {}
 
-ImageDescriber_CCTAG::~ImageDescriber_CCTAG()
-{
-}
 
 bool ImageDescriber_CCTAG::useCuda() const
 {

src/aliceVision/feature/cctag/ImageDescriber_CCTAG.hpp

@@ -28,8 +28,9 @@ namespace feature {
 class ImageDescriber_CCTAG : public ImageDescriber
 {
 public:
-  ImageDescriber_CCTAG(const std::size_t nRings = 3);
-  ~ImageDescriber_CCTAG();
+  explicit ImageDescriber_CCTAG(const std::size_t nRings = 3);
+
+  ~ImageDescriber_CCTAG() override = default;
 
   /**
    * @brief Check if the image describer use CUDA
@@ -106,8 +107,9 @@ class ImageDescriber_CCTAG : public ImageDescriber
 
   struct CCTagParameters
   {
-    CCTagParameters(size_t nRings);
-    ~CCTagParameters();
+    explicit CCTagParameters(size_t nRings);
+
+    ~CCTagParameters() = default;
 
     bool setPreset(EImageDescriberPreset preset);
 

src/aliceVision/feature/openCV/ImageDescriber_AKAZE_OCV.hpp

@@ -32,6 +32,8 @@ class ImageDescriber_AKAZE_OCV : public ImageDescriber
 {
 public:
 
+    ImageDescriber_AKAZE_OCV() = default;
+
   /**
    * @brief Check if the image describer use CUDA
    * @return True if the image describer use CUDA
@@ -103,6 +105,8 @@ class ImageDescriber_AKAZE_OCV : public ImageDescriber
     regions.reset( new AKAZE_Float_Regions );
   }
 
+  ~ImageDescriber_AKAZE_OCV() override = default;
+
 };
 
 } //namespace feature

src/aliceVision/feature/sift/ImageDescriber_SIFT.hpp

@@ -27,7 +27,7 @@ namespace feature {
 class ImageDescriber_SIFT : public ImageDescriber
 {
 public:
-  ImageDescriber_SIFT(const SiftParams& params = SiftParams(), bool isOriented = true)
+  explicit ImageDescriber_SIFT(const SiftParams& params = SiftParams(), bool isOriented = true)
     : _params(params)
     , _isOriented(isOriented)
   {
@@ -166,6 +166,8 @@ class ImageDescriber_SIFT : public ImageDescriber
     _imageDescriberImpl->allocate(regions);
   }
 
+  ~ImageDescriber_SIFT() override = default;
+
 private:
   SiftParams _params;
   std::unique_ptr<ImageDescriber> _imageDescriberImpl = nullptr;

src/aliceVision/feature/sift/ImageDescriber_SIFT_popSIFT.cpp

@@ -14,10 +14,13 @@
 #include <popsift/sift_octave.h>
 #include <popsift/common/device_prop.h>
 
+#include <atomic>
+
 namespace aliceVision {
 namespace feature {
 
 std::unique_ptr<PopSift> ImageDescriber_SIFT_popSIFT::_popSift = nullptr;
+std::atomic<int> ImageDescriber_SIFT_popSIFT::_instanceCounter{0};
 
 void ImageDescriber_SIFT_popSIFT::setConfigurationPreset(EImageDescriberPreset preset)
 {
@@ -78,7 +81,7 @@ void ImageDescriber_SIFT_popSIFT::resetConfiguration()
   cudaDeviceReset();
 
   popsift::cuda::device_prop_t deviceInfo;
-  deviceInfo.set(0, true); // use only the first device & print informations
+  deviceInfo.set(0, true); // use only the first device & print information
 
   // reset configuration
   popsift::Config config;
@@ -95,5 +98,23 @@ void ImageDescriber_SIFT_popSIFT::resetConfiguration()
   _popSift.reset(new PopSift(config, popsift::Config::ExtractingMode, PopSift::FloatImages));
 }
 
+ImageDescriber_SIFT_popSIFT::ImageDescriber_SIFT_popSIFT(const SiftParams& params, bool isOriented)
+    : ImageDescriber()
+    , _params(params)
+    , _isOriented(isOriented)
+{
+    _instanceCounter++;
+}
+
+ImageDescriber_SIFT_popSIFT::~ImageDescriber_SIFT_popSIFT()
+{
+    _instanceCounter--;
+
+    if(_instanceCounter.load() == 0)
+    {
+        _popSift.reset(nullptr);
+    }
+}
+
 } // namespace feature
 } // namespace aliceVision

src/aliceVision/feature/sift/ImageDescriber_SIFT_popSIFT.hpp

@@ -26,11 +26,7 @@ namespace feature {
 class ImageDescriber_SIFT_popSIFT : public ImageDescriber
 {
 public:
-  ImageDescriber_SIFT_popSIFT(const SiftParams& params = SiftParams(), bool isOriented = true)
-    : ImageDescriber()
-    , _params(params)
-    , _isOriented(isOriented)
-  {}
+  explicit ImageDescriber_SIFT_popSIFT(const SiftParams& params = SiftParams(), bool isOriented = true);
 
   /**
    * @brief Check if the image describer use CUDA
@@ -98,7 +94,7 @@ class ImageDescriber_SIFT_popSIFT : public ImageDescriber
    */
   bool describe(const image::Image<float>& image,
                 std::unique_ptr<Regions>& regions,
-                const image::Image<unsigned char>* mask = NULL) override;
+                const image::Image<unsigned char>* mask = nullptr) override;
 
   /**
    * @brief Allocate Regions type depending of the ImageDescriber
@@ -109,13 +105,19 @@ class ImageDescriber_SIFT_popSIFT : public ImageDescriber
     regions.reset(new SIFT_Regions);
   }
 
+  /**
+   * @brief Destructor
+   */
+  ~ImageDescriber_SIFT_popSIFT() override;
+
 private:
 
   void resetConfiguration();
 
   SiftParams _params;
   bool _isOriented = true;
   static std::unique_ptr<PopSift> _popSift;
+  static std::atomic<int> _instanceCounter;
 };
 
 } // namespace feature

src/aliceVision/feature/sift/ImageDescriber_SIFT_vlfeat.hpp

@@ -28,7 +28,7 @@ namespace feature {
 class ImageDescriber_SIFT_vlfeat : public ImageDescriber
 {
 public:
-  ImageDescriber_SIFT_vlfeat(const SiftParams& params = SiftParams(), bool isOriented = true)
+  explicit ImageDescriber_SIFT_vlfeat(const SiftParams& params = SiftParams(), bool isOriented = true)
     : ImageDescriber()
     , _params(params)
     , _isOriented(isOriented)
@@ -37,7 +37,7 @@ class ImageDescriber_SIFT_vlfeat : public ImageDescriber
     VLFeatInstance::initialize();
   }
 
-  ~ImageDescriber_SIFT_vlfeat()
+  ~ImageDescriber_SIFT_vlfeat() override
   {
     VLFeatInstance::destroy();
   }

src/aliceVision/feature/sift/ImageDescriber_SIFT_vlfeatFloat.hpp

@@ -28,7 +28,7 @@ namespace feature {
 class ImageDescriber_SIFT_vlfeatFloat : public ImageDescriber
 {
 public:
-  ImageDescriber_SIFT_vlfeatFloat(const SiftParams& params = SiftParams(), bool isOriented = true)
+  explicit ImageDescriber_SIFT_vlfeatFloat(const SiftParams& params = SiftParams(), bool isOriented = true)
     : ImageDescriber()
     , _params(params)
     , _isOriented(isOriented)
@@ -37,7 +37,7 @@ class ImageDescriber_SIFT_vlfeatFloat : public ImageDescriber
     VLFeatInstance::initialize();
   }
 
-  ~ImageDescriber_SIFT_vlfeatFloat()
+  ~ImageDescriber_SIFT_vlfeatFloat() override
   {
     VLFeatInstance::destroy();
   }

src/software/pipeline/main_featureExtraction.cpp

@@ -61,6 +61,8 @@ class FeatureExtractor
       , outputBasename(fs::path(fs::path(outputFolder) / fs::path(std::to_string(view.getViewId()))).string())
     {}
 
+    ~ViewJob() = default;
+
     bool useGPU() const
     {
       return !gpuImageDescriberIndexes.empty();
@@ -204,6 +206,8 @@ class FeatureExtractor
     }
   }
 
+  ~FeatureExtractor() = default;
+
 private:
 
   void computeViewJob(const ViewJob& job, bool useGPU = false)
@@ -215,7 +219,7 @@ class FeatureExtractor
 
     const auto imageDescriberIndexes = useGPU ? job.gpuImageDescriberIndexes : job.cpuImageDescriberIndexes;
 
-    for(auto& imageDescriberIndex : imageDescriberIndexes)
+    for(const auto & imageDescriberIndex : imageDescriberIndexes)
     {
       const auto& imageDescriber = _imageDescribers.at(imageDescriberIndex);
       const feature::EImageDescriberType imageDescriberType = imageDescriber->getDescriberType();