Settings.cpp
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00001 /*
00002 Copyright (c) 2011-2014, Mathieu Labbe - IntRoLab - Universite de Sherbrooke
00003 All rights reserved.
00004 
00005 Redistribution and use in source and binary forms, with or without
00006 modification, are permitted provided that the following conditions are met:
00007     * Redistributions of source code must retain the above copyright
00008       notice, this list of conditions and the following disclaimer.
00009     * Redistributions in binary form must reproduce the above copyright
00010       notice, this list of conditions and the following disclaimer in the
00011       documentation and/or other materials provided with the distribution.
00012     * Neither the name of the Universite de Sherbrooke nor the
00013       names of its contributors may be used to endorse or promote products
00014       derived from this software without specific prior written permission.
00015 
00016 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
00017 ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
00018 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
00019 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
00020 DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
00021 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
00022 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
00023 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
00024 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
00025 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00026 */
00027 
00028 #include "find_object/Camera.h"
00029 #include "find_object/Settings.h"
00030 #include "find_object/utilite/ULogger.h"
00031 
00032 #include <QtCore/QSettings>
00033 #include <QtCore/QStringList>
00034 #include <QtCore/QDir>
00035 #include <stdio.h>
00036 #include <opencv2/calib3d/calib3d.hpp>
00037 #if FINDOBJECT_NONFREE == 1
00038 #include <opencv2/nonfree/features2d.hpp>
00039 #include <opencv2/nonfree/gpu.hpp>
00040 #endif
00041 #include <opencv2/gpu/gpu.hpp>
00042 
00043 namespace find_object {
00044 
00045 ParametersMap Settings::defaultParameters_;
00046 ParametersMap Settings::parameters_;
00047 ParametersType Settings::parametersType_;
00048 DescriptionsMap Settings::descriptions_;
00049 Settings Settings::dummyInit_;
00050 QString Settings::iniPath_;
00051 
00052 QString Settings::workingDirectory()
00053 {
00054 #ifdef WIN32
00055         return QString("%1/Documents/%2").arg(QDir::homePath()).arg(PROJECT_NAME);
00056 #else
00057         return QString("%1").arg(QDir::homePath());
00058 #endif
00059 }
00060 
00061 QString Settings::iniDefaultPath()
00062 {
00063 #ifdef WIN32
00064         return QString("%1/Documents/%2/%3").arg(QDir::homePath()).arg(PROJECT_NAME).arg(Settings::iniDefaultFileName());
00065 #else
00066         return QString("%1/.%2/%3").arg(QDir::homePath()).arg(PROJECT_PREFIX).arg(Settings::iniDefaultFileName());
00067 #endif
00068 }
00069 
00070 QString Settings::iniPath()
00071 {
00072         if(!iniPath_.isNull())
00073         {
00074                 return iniPath_;
00075         }
00076         return iniDefaultPath();
00077 }
00078 
00079 void Settings::init(const QString & fileName)
00080 {
00081         iniPath_ = fileName;
00082         loadSettings(iniPath_);
00083 }
00084 
00085 void Settings::loadSettings(const QString & fileName)
00086 {
00087         QString path = fileName;
00088         if(fileName.isEmpty())
00089         {
00090                 path = iniPath();
00091         }
00092         if(!path.isEmpty())
00093         {
00094                 QSettings ini(path, QSettings::IniFormat);
00095                 for(ParametersMap::const_iterator iter = defaultParameters_.begin(); iter!=defaultParameters_.end(); ++iter)
00096                 {
00097                         const QString & key = iter.key();
00098                         QVariant value = ini.value(key, QVariant());
00099                         if(value.isValid())
00100                         {
00101                                 QString str = value.toString();
00102                                 if(str.contains(";"))
00103                                 {
00104                                         if(str.size() != getParameter(key).toString().size())
00105                                         {
00106                                                 // If a string list is modified, update the value
00107                                                 // (assuming that index < 10... one character for index)
00108                                                 QChar index = str.at(0);
00109                                                 str = getParameter(key).toString();
00110                                                 str[0] = index.toAscii();
00111                                                 value = QVariant(str);
00112                                                 UINFO("Updated list of parameter \"%s\"", key.toStdString().c_str());
00113                                         }
00114 #if FINDOBJECT_NONFREE == 0
00115                                         QChar index = str.at(0);
00116                                         if(key.compare(Settings::kFeature2D_1Detector()) == 0)
00117                                         {
00118                                                 if(index == '5' || index == '7')
00119                                                 {
00120                                                         index = Settings::defaultFeature2D_1Detector().at(0);
00121                                                         int indexInt = Settings::defaultFeature2D_1Detector().split(':').first().toInt();
00122                                                         UWARN("Trying to set \"%s\" to SIFT/SURF but Find-Object isn't built "
00123                                                                   "with the nonfree module from OpenCV. Keeping default combo value: %s.",
00124                                                                   Settings::kFeature2D_1Detector().toStdString().c_str(),
00125                                                                   Settings::defaultFeature2D_1Detector().split(':').last().split(";").at(indexInt).toStdString().c_str());
00126                                                 }
00127                                         }
00128                                         else if(key.compare(Settings::kFeature2D_2Descriptor()) == 0)
00129                                         {
00130                                                 if(index == '2' || index == '3')
00131                                                 {
00132                                                         index = Settings::defaultFeature2D_2Descriptor().at(0);
00133                                                         int indexInt = Settings::defaultFeature2D_2Descriptor().split(':').first().toInt();
00134                                                         UWARN("Trying to set \"%s\" to SIFT/SURF but Find-Object isn't built "
00135                                                                   "with the nonfree module from OpenCV. Keeping default combo value: %s.",
00136                                                                   Settings::kFeature2D_2Descriptor().toStdString().c_str(),
00137                                                                   Settings::defaultFeature2D_2Descriptor().split(':').last().split(";").at(indexInt).toStdString().c_str());
00138                                                 }
00139                                         }
00140                                         else if(key.compare(Settings::kNearestNeighbor_1Strategy()) == 0)
00141                                         {
00142                                                 if(index <= '4')
00143                                                 {
00144                                                         index = Settings::defaultNearestNeighbor_1Strategy().at(0);
00145                                                         int indexInt = Settings::defaultNearestNeighbor_1Strategy().split(':').first().toInt();
00146                                                         UWARN("Trying to set \"%s\" to one FLANN approach but Find-Object isn't built "
00147                                                                           "with the nonfree module from OpenCV and FLANN cannot be used "
00148                                                                           "with binary descriptors. Keeping default combo value: %s.",
00149                                                                           Settings::kNearestNeighbor_1Strategy().toStdString().c_str(),
00150                                                                           Settings::defaultNearestNeighbor_1Strategy().split(':').last().split(";").at(indexInt).toStdString().c_str());
00151                                                 }
00152                                         }
00153                                         str = getParameter(key).toString();
00154                                         str[0] = index.toAscii();
00155                                         value = QVariant(str);
00156 #endif
00157                                 }
00158                                 setParameter(key, value);
00159                         }
00160                 }
00161                 UINFO("Settings loaded from %s.", path.toStdString().c_str());
00162         }
00163         else
00164         {
00165                 parameters_ = defaultParameters_;
00166                 UINFO("Settings set to defaults.");
00167         }
00168 
00169         if(cv::gpu::getCudaEnabledDeviceCount() == 0)
00170         {
00171 #if FINDOBJECT_NONFREE == 1
00172                 Settings::setFeature2D_SURF_gpu(false);
00173 #endif
00174                 Settings::setFeature2D_Fast_gpu(false);
00175                 Settings::setFeature2D_ORB_gpu(false);
00176                 Settings::setNearestNeighbor_BruteForce_gpu(false);
00177         }
00178 }
00179 
00180 void Settings::loadWindowSettings(QByteArray & windowGeometry, QByteArray & windowState, const QString & fileName)
00181 {
00182         QString path = fileName;
00183         if(fileName.isEmpty())
00184         {
00185                 path = iniPath();
00186         }
00187 
00188         if(!path.isEmpty())
00189         {
00190                 QSettings ini(path, QSettings::IniFormat);
00191 
00192                 QVariant value = ini.value("windowGeometry", QVariant());
00193                 if(value.isValid())
00194                 {
00195                         windowGeometry = value.toByteArray();
00196                 }
00197 
00198                 value = ini.value("windowState", QVariant());
00199                 if(value.isValid())
00200                 {
00201                         windowState = value.toByteArray();
00202                 }
00203 
00204                 UINFO("Window settings loaded from %s", path.toStdString().c_str());
00205         }
00206 }
00207 
00208 void Settings::saveSettings(const QString & fileName)
00209 {
00210         QString path = fileName;
00211         if(fileName.isEmpty())
00212         {
00213                 path = iniPath();
00214         }
00215         if(!path.isEmpty())
00216         {
00217                 QSettings ini(path, QSettings::IniFormat);
00218                 for(ParametersMap::const_iterator iter = parameters_.begin(); iter!=parameters_.end(); ++iter)
00219                 {
00220                         QString type = Settings::getParametersType().value(iter.key());
00221                         if(type.compare("float") == 0)
00222                         {
00223                                 ini.setValue(iter.key(), QString::number(iter.value().toFloat(),'g',6));
00224                         }
00225                         else
00226                         {
00227                                 ini.setValue(iter.key(), iter.value());
00228                         }
00229                 }
00230                 UINFO("Settings saved to %s", path.toStdString().c_str());
00231         }
00232 }
00233 
00234 void Settings::saveWindowSettings(const QByteArray & windowGeometry, const QByteArray & windowState, const QString & fileName)
00235 {
00236         QString path = fileName;
00237         if(fileName.isEmpty())
00238         {
00239                 path = iniPath();
00240         }
00241         if(!path.isEmpty())
00242         {
00243                 QSettings ini(path, QSettings::IniFormat);
00244                 if(!windowGeometry.isEmpty())
00245                 {
00246                         ini.setValue("windowGeometry", windowGeometry);
00247                 }
00248                 if(!windowState.isEmpty())
00249                 {
00250                         ini.setValue("windowState", windowState);
00251                 }
00252                 UINFO("Window settings saved to %s", path.toStdString().c_str());
00253         }
00254 }
00255 
00256 class GPUFeature2D
00257 {
00258 public:
00259         GPUFeature2D() {}
00260         virtual ~GPUFeature2D() {}
00261 
00262         virtual void detectKeypoints(const cv::Mat & image,
00263                         std::vector<cv::KeyPoint> & keypoints,
00264                         const cv::Mat & mask = cv::Mat()) = 0;
00265 
00266         virtual void computeDescriptors(const cv::Mat & image,
00267                         std::vector<cv::KeyPoint> & keypoints,
00268                         cv::Mat & descriptors) = 0;
00269 };
00270 
00271 #if FINDOBJECT_NONFREE == 1
00272 class GPUSURF : public GPUFeature2D
00273 {
00274 public:
00275         GPUSURF(double hessianThreshold,
00276             int nOctaves,
00277             int nOctaveLayers,
00278             bool extended,
00279             float keypointsRatio,
00280             bool upright) :
00281         surf_(hessianThreshold,
00282                   nOctaves,
00283                   nOctaveLayers,
00284                   extended,
00285                   keypointsRatio,
00286                   upright)
00287         {
00288         }
00289         virtual ~GPUSURF() {}
00290 
00291     void detectKeypoints(const cv::Mat & image,
00292                 std::vector<cv::KeyPoint> & keypoints,
00293                 const cv::Mat & mask = cv::Mat())
00294     {
00295         cv::gpu::GpuMat imgGpu(image);
00296         cv::gpu::GpuMat maskGpu(mask);
00297                 try
00298                 {
00299                         surf_(imgGpu, maskGpu, keypoints);
00300                 }
00301                 catch(cv::Exception &e)
00302                 {
00303                         UERROR("GPUSURF error: %s \n(If something about layer_rows, parameter nOctaves=%d of SURF "
00304                                         "is too high for the size of the image (%d,%d).)",
00305                                         e.msg.c_str(),
00306                                         surf_.nOctaves,
00307                                         image.cols,
00308                                         image.rows);
00309                 }
00310     }
00311 
00312     void computeDescriptors( const cv::Mat& image,
00313                 std::vector<cv::KeyPoint>& keypoints,
00314                 cv::Mat& descriptors)
00315     {
00316         std::vector<float> d;
00317                 cv::gpu::GpuMat imgGpu(image);
00318                 cv::gpu::GpuMat descriptorsGPU;
00319                 try
00320                 {
00321                         surf_(imgGpu, cv::gpu::GpuMat(), keypoints, descriptorsGPU, true);
00322         }
00323                 catch(cv::Exception &e)
00324                 {
00325                         UERROR("GPUSURF error: %s \n(If something about layer_rows, parameter nOctaves=%d of SURF "
00326                                         "is too high for the size of the image (%d,%d).)",
00327                                         e.msg.c_str(),
00328                                         surf_.nOctaves,
00329                                         image.cols,
00330                                         image.rows);
00331                 }
00332 
00333                 // Download descriptors
00334                 if (descriptorsGPU.empty())
00335                         descriptors = cv::Mat();
00336                 else
00337                 {
00338                         UASSERT(descriptorsGPU.type() == CV_32F);
00339                         descriptors = cv::Mat(descriptorsGPU.size(), CV_32F);
00340                         descriptorsGPU.download(descriptors);
00341                 }
00342     }
00343 private:
00344     cv::gpu::SURF_GPU surf_; // HACK: static because detectImpl() is const!
00345 };
00346 #endif
00347 
00348 class GPUFAST : public GPUFeature2D
00349 {
00350 public:
00351         GPUFAST(int threshold=Settings::defaultFeature2D_Fast_threshold(),
00352                         bool nonmaxSuppression=Settings::defaultFeature2D_Fast_nonmaxSuppression(),
00353                         double keypointsRatio=Settings::defaultFeature2D_Fast_keypointsRatio()) :
00354                 fast_(threshold,
00355                           nonmaxSuppression,
00356                           keypointsRatio)
00357         {
00358         }
00359         virtual ~GPUFAST() {}
00360 
00361 protected:
00362         void detectKeypoints(const cv::Mat & image,
00363                         std::vector<cv::KeyPoint> & keypoints,
00364                         const cv::Mat & mask = cv::Mat())
00365     {
00366         cv::gpu::GpuMat imgGpu(image);
00367         cv::gpu::GpuMat maskGpu(mask);
00368         fast_(imgGpu, maskGpu, keypoints);
00369     }
00370         void computeDescriptors( const cv::Mat& image,
00371                 std::vector<cv::KeyPoint>& keypoints,
00372                 cv::Mat& descriptors)
00373         {
00374                 UERROR("GPUFAST:computeDescriptors() Should not be used!");
00375         }
00376 
00377 private:
00378     cv::gpu::FAST_GPU fast_;
00379 };
00380 
00381 class GPUORB : public GPUFeature2D
00382 {
00383 public:
00384         GPUORB(int nFeatures = Settings::defaultFeature2D_ORB_nFeatures(),
00385                         float scaleFactor = Settings::defaultFeature2D_ORB_scaleFactor(),
00386                         int nLevels = Settings::defaultFeature2D_ORB_nLevels(),
00387                         int edgeThreshold = Settings::defaultFeature2D_ORB_edgeThreshold(),
00388             int firstLevel = Settings::defaultFeature2D_ORB_firstLevel(),
00389             int WTA_K = Settings::defaultFeature2D_ORB_WTA_K(),
00390             int scoreType = Settings::defaultFeature2D_ORB_scoreType(),
00391             int patchSize = Settings::defaultFeature2D_ORB_patchSize(),
00392             int fastThreshold = Settings::defaultFeature2D_Fast_threshold(),
00393             bool fastNonmaxSupression = Settings::defaultFeature2D_Fast_nonmaxSuppression()) :
00394                 orb_(nFeatures,
00395                          scaleFactor,
00396                          nLevels,
00397                          edgeThreshold ,
00398                          firstLevel,
00399                          WTA_K,
00400                          scoreType,
00401                          patchSize)
00402         {
00403                 orb_.setFastParams(fastThreshold, fastNonmaxSupression);
00404         }
00405         virtual ~GPUORB() {}
00406 
00407 protected:
00408         void detectKeypoints(const cv::Mat & image,
00409                         std::vector<cv::KeyPoint> & keypoints,
00410                         const cv::Mat & mask = cv::Mat())
00411     {
00412         cv::gpu::GpuMat imgGpu(image);
00413         cv::gpu::GpuMat maskGpu(mask);
00414         try
00415         {
00416                 orb_(imgGpu, maskGpu, keypoints);
00417         }
00418         catch(cv::Exception &e)
00419                 {
00420                 UERROR("GPUORB error: %s \n(If something about matrix size, the image/object may be too small (%d,%d).)",
00421                                         e.msg.c_str(),
00422                                         image.cols,
00423                                         image.rows);
00424                 }
00425     }
00426 
00427     void computeDescriptors( const cv::Mat& image,
00428                         std::vector<cv::KeyPoint>& keypoints,
00429                         cv::Mat& descriptors)
00430         {
00431                 std::vector<float> d;
00432                 cv::gpu::GpuMat imgGpu(image);
00433                 cv::gpu::GpuMat descriptorsGPU;
00434                 try
00435                 {
00436                         orb_(imgGpu, cv::gpu::GpuMat(), keypoints, descriptorsGPU); // No option to use provided keypoints!?
00437                 }
00438                 catch(cv::Exception &e)
00439                 {
00440                         UERROR("GPUORB error: %s \n(If something about matrix size, the image/object may be too small (%d,%d).)",
00441                                         e.msg.c_str(),
00442                                         image.cols,
00443                                         image.rows);
00444                 }
00445                 // Download descriptors
00446                 if (descriptorsGPU.empty())
00447                         descriptors = cv::Mat();
00448                 else
00449                 {
00450                         UASSERT(descriptorsGPU.type() == CV_8U);
00451                         descriptors = cv::Mat(descriptorsGPU.size(), CV_8U);
00452                         descriptorsGPU.download(descriptors);
00453                 }
00454         }
00455 private:
00456     cv::gpu::ORB_GPU orb_;
00457 };
00458 
00459 KeypointDetector * Settings::createKeypointDetector()
00460 {
00461         cv::FeatureDetector * detector = 0;
00462         GPUFeature2D * detectorGPU = 0;
00463         QString str = getFeature2D_1Detector();
00464         QStringList split = str.split(':');
00465         if(split.size()==2)
00466         {
00467                 bool ok = false;
00468                 int index = split.first().toInt(&ok);
00469                 if(ok)
00470                 {
00471                         QStringList strategies = split.last().split(';');
00472 
00473                         if(strategies.size() == 9 && index>=0 && index<9)
00474                         {
00475 
00476 #if FINDOBJECT_NONFREE == 0
00477                                 //check for nonfree stuff
00478                                 if(strategies.at(index).compare("SIFT") == 0 ||
00479                                    strategies.at(index).compare("SURF") == 0)
00480                                 {
00481                                         index = Settings::defaultFeature2D_1Detector().split(':').first().toInt();
00482                                         UERROR("Find-Object is not built with OpenCV nonfree module so "
00483                                                         "SIFT/SURF cannot be used! Using default \"%s\" instead.",
00484                                                         strategies.at(index).toStdString().c_str());
00485 
00486                                 }
00487 #endif
00488 
00489                                 if(strategies.at(index).compare("Dense") == 0)
00490                                 {
00491                                         detector = new cv::DenseFeatureDetector(
00492                                                         getFeature2D_Dense_initFeatureScale(),
00493                                                         getFeature2D_Dense_featureScaleLevels(),
00494                                                         getFeature2D_Dense_featureScaleMul(),
00495                                                         getFeature2D_Dense_initXyStep(),
00496                                                         getFeature2D_Dense_initImgBound(),
00497                                                         getFeature2D_Dense_varyXyStepWithScale(),
00498                                                         getFeature2D_Dense_varyImgBoundWithScale());
00499                                         UDEBUG("type=%s", strategies.at(index).toStdString().c_str());
00500                                 }
00501                                 else if(strategies.at(index).compare("Fast") == 0)
00502                                 {
00503                                         if(getFeature2D_Fast_gpu() && cv::gpu::getCudaEnabledDeviceCount())
00504                                         {
00505                                                 detectorGPU = new GPUFAST(
00506                                                                 getFeature2D_Fast_threshold(),
00507                                                                 getFeature2D_Fast_nonmaxSuppression());
00508                                                 UDEBUG("type=%s GPU", strategies.at(index).toStdString().c_str());
00509                                         }
00510                                         else
00511                                         {
00512                                                 detector = new cv::FastFeatureDetector(
00513                                                                 getFeature2D_Fast_threshold(),
00514                                                                 getFeature2D_Fast_nonmaxSuppression());
00515                                                 UDEBUG("type=%s", strategies.at(index).toStdString().c_str());
00516                                         }
00517                                 }
00518                                 else if(strategies.at(index).compare("GFTT") == 0)
00519                                 {
00520                                         detector = new cv::GFTTDetector(
00521                                                         getFeature2D_GFTT_maxCorners(),
00522                                                         getFeature2D_GFTT_qualityLevel(),
00523                                                         getFeature2D_GFTT_minDistance(),
00524                                                         getFeature2D_GFTT_blockSize(),
00525                                                         getFeature2D_GFTT_useHarrisDetector(),
00526                                                         getFeature2D_GFTT_k());
00527                                         UDEBUG("type=%s", strategies.at(index).toStdString().c_str());
00528                                 }
00529                                 else if(strategies.at(index).compare("MSER") == 0)
00530                                 {
00531                                         detector = new cv::MSER(
00532                                                         getFeature2D_MSER_delta(),
00533                                                         getFeature2D_MSER_minArea(),
00534                                                         getFeature2D_MSER_maxArea(),
00535                                                         getFeature2D_MSER_maxVariation(),
00536                                                         getFeature2D_MSER_minDiversity(),
00537                                                         getFeature2D_MSER_maxEvolution(),
00538                                                         getFeature2D_MSER_areaThreshold(),
00539                                                         getFeature2D_MSER_minMargin(),
00540                                                         getFeature2D_MSER_edgeBlurSize());
00541                                         UDEBUG("type=%s", strategies.at(index).toStdString().c_str());
00542                                 }
00543                                 else if(strategies.at(index).compare("ORB") == 0)
00544                                 {
00545                                         if(getFeature2D_ORB_gpu() && cv::gpu::getCudaEnabledDeviceCount())
00546                                         {
00547                                                 detectorGPU = new GPUORB(
00548                                                                 getFeature2D_ORB_nFeatures(),
00549                                                                 getFeature2D_ORB_scaleFactor(),
00550                                                                 getFeature2D_ORB_nLevels(),
00551                                                                 getFeature2D_ORB_edgeThreshold(),
00552                                                                 getFeature2D_ORB_firstLevel(),
00553                                                                 getFeature2D_ORB_WTA_K(),
00554                                                                 getFeature2D_ORB_scoreType(),
00555                                                                 getFeature2D_ORB_patchSize(),
00556                                                                 getFeature2D_Fast_threshold(),
00557                                                                 getFeature2D_Fast_nonmaxSuppression());
00558                                                 UDEBUG("type=%s (GPU)", strategies.at(index).toStdString().c_str());
00559                                         }
00560                                         else
00561                                         {
00562                                                 detector = new cv::ORB(
00563                                                                 getFeature2D_ORB_nFeatures(),
00564                                                                 getFeature2D_ORB_scaleFactor(),
00565                                                                 getFeature2D_ORB_nLevels(),
00566                                                                 getFeature2D_ORB_edgeThreshold(),
00567                                                                 getFeature2D_ORB_firstLevel(),
00568                                                                 getFeature2D_ORB_WTA_K(),
00569                                                                 getFeature2D_ORB_scoreType(),
00570                                                                 getFeature2D_ORB_patchSize());
00571                                                 UDEBUG("type=%s", strategies.at(index).toStdString().c_str());
00572                                         }
00573                                 }
00574                                 else if(strategies.at(index).compare("Star") == 0)
00575                                 {
00576                                         detector = new cv::StarFeatureDetector(
00577                                                         getFeature2D_Star_maxSize(),
00578                                                         getFeature2D_Star_responseThreshold(),
00579                                                         getFeature2D_Star_lineThresholdProjected(),
00580                                                         getFeature2D_Star_lineThresholdBinarized(),
00581                                                         getFeature2D_Star_suppressNonmaxSize());
00582                                         UDEBUG("type=%s", strategies.at(index).toStdString().c_str());
00583                                 }
00584                                 else if(strategies.at(index).compare("BRISK") == 0)
00585                                 {
00586                                         detector = new cv::BRISK(
00587                                                         getFeature2D_BRISK_thresh(),
00588                                                         getFeature2D_BRISK_octaves(),
00589                                                         getFeature2D_BRISK_patternScale());
00590                                         UDEBUG("type=%s", strategies.at(index).toStdString().c_str());
00591                                 }
00592 #if FINDOBJECT_NONFREE == 1
00593                                 else if(strategies.at(index).compare("SIFT") == 0)
00594                                 {
00595                                         detector = new cv::SIFT(
00596                                                         getFeature2D_SIFT_nfeatures(),
00597                                                         getFeature2D_SIFT_nOctaveLayers(),
00598                                                         getFeature2D_SIFT_contrastThreshold(),
00599                                                         getFeature2D_SIFT_edgeThreshold(),
00600                                                         getFeature2D_SIFT_sigma());
00601                                         UDEBUG("type=%s", strategies.at(index).toStdString().c_str());
00602                                 }
00603                                 else if(strategies.at(index).compare("SURF") == 0)
00604                                 {
00605                                         if(getFeature2D_SURF_gpu() && cv::gpu::getCudaEnabledDeviceCount())
00606                                         {
00607                                                 detectorGPU = new GPUSURF(
00608                                                                 getFeature2D_SURF_hessianThreshold(),
00609                                                                 getFeature2D_SURF_nOctaves(),
00610                                                                 getFeature2D_SURF_nOctaveLayers(),
00611                                                                 getFeature2D_SURF_extended(),
00612                                                                 getFeature2D_SURF_keypointsRatio(),
00613                                                                 getFeature2D_SURF_upright());
00614                                                 UDEBUG("type=%s (GPU)", strategies.at(index).toStdString().c_str());
00615                                         }
00616                                         else
00617                                         {
00618                                                 detector = new cv::SURF(
00619                                                         getFeature2D_SURF_hessianThreshold(),
00620                                                         getFeature2D_SURF_nOctaves(),
00621                                                         getFeature2D_SURF_nOctaveLayers(),
00622                                                         getFeature2D_SURF_extended(),
00623                                                         getFeature2D_SURF_upright());
00624                                                 UDEBUG("type=%s", strategies.at(index).toStdString().c_str());
00625                                         }
00626                                 }
00627 #endif
00628                         }
00629                 }
00630         }
00631 
00632         UASSERT(detectorGPU!=0 || detector!=0);
00633         if(detectorGPU)
00634         {
00635                 return new KeypointDetector(detectorGPU);
00636         }
00637         else
00638         {
00639                 return new KeypointDetector(detector);
00640         }
00641 }
00642 
00643 DescriptorExtractor * Settings::createDescriptorExtractor()
00644 {
00645         cv::DescriptorExtractor * extractor = 0;
00646         GPUFeature2D * extractorGPU = 0;
00647         QString str = getFeature2D_2Descriptor();
00648         QStringList split = str.split(':');
00649         if(split.size()==2)
00650         {
00651                 bool ok = false;
00652                 int index = split.first().toInt(&ok);
00653                 if(ok)
00654                 {
00655                         QStringList strategies = split.last().split(';');
00656                         if(strategies.size() == 6 && index>=0 && index<6)
00657                         {
00658 
00659 #if FINDOBJECT_NONFREE == 0
00660                                 //check for nonfree stuff
00661                                 if(strategies.at(index).compare("SIFT") == 0 ||
00662                                    strategies.at(index).compare("SURF") == 0)
00663                                 {
00664                                         index = Settings::defaultFeature2D_2Descriptor().split(':').first().toInt();
00665                                         UERROR("Find-Object is not built with OpenCV nonfree module so "
00666                                                         "SIFT/SURF cannot be used! Using default \"%s\" instead.",
00667                                                         strategies.at(index).toStdString().c_str());
00668 
00669                                 }
00670 #endif
00671 
00672                                 if(strategies.at(index).compare("Brief") == 0)
00673                                 {
00674                                         extractor = new cv::BriefDescriptorExtractor(
00675                                                         getFeature2D_Brief_bytes());
00676                                         UDEBUG("type=%s", strategies.at(index).toStdString().c_str());
00677                                 }
00678                                 else if(strategies.at(index).compare("ORB") == 0)
00679                                 {
00680                                         if(getFeature2D_ORB_gpu() && cv::gpu::getCudaEnabledDeviceCount())
00681                                         {
00682                                                 extractorGPU = new GPUORB(
00683                                                                 getFeature2D_ORB_nFeatures(),
00684                                                                 getFeature2D_ORB_scaleFactor(),
00685                                                                 getFeature2D_ORB_nLevels(),
00686                                                                 getFeature2D_ORB_edgeThreshold(),
00687                                                                 getFeature2D_ORB_firstLevel(),
00688                                                                 getFeature2D_ORB_WTA_K(),
00689                                                                 getFeature2D_ORB_scoreType(),
00690                                                                 getFeature2D_ORB_patchSize(),
00691                                                                 getFeature2D_Fast_threshold(),
00692                                                                 getFeature2D_Fast_nonmaxSuppression());
00693                                                 UDEBUG("type=%s (GPU)", strategies.at(index).toStdString().c_str());
00694                                         }
00695                                         else
00696                                         {
00697                                                 extractor = new cv::ORB(
00698                                                                 getFeature2D_ORB_nFeatures(),
00699                                                                 getFeature2D_ORB_scaleFactor(),
00700                                                                 getFeature2D_ORB_nLevels(),
00701                                                                 getFeature2D_ORB_edgeThreshold(),
00702                                                                 getFeature2D_ORB_firstLevel(),
00703                                                                 getFeature2D_ORB_WTA_K(),
00704                                                                 getFeature2D_ORB_scoreType(),
00705                                                                 getFeature2D_ORB_patchSize());
00706                                                 UDEBUG("type=%s", strategies.at(index).toStdString().c_str());
00707                                         }
00708                                 }
00709                                 else if(strategies.at(index).compare("BRISK") == 0)
00710                                 {
00711                                         extractor = new cv::BRISK(
00712                                                         getFeature2D_BRISK_thresh(),
00713                                                         getFeature2D_BRISK_octaves(),
00714                                                         getFeature2D_BRISK_patternScale());
00715                                         UDEBUG("type=%s", strategies.at(index).toStdString().c_str());
00716                                 }
00717                                 else if(strategies.at(index).compare("FREAK") == 0)
00718                                 {
00719                                         extractor = new cv::FREAK(
00720                                                         getFeature2D_FREAK_orientationNormalized(),
00721                                                         getFeature2D_FREAK_scaleNormalized(),
00722                                                         getFeature2D_FREAK_patternScale(),
00723                                                         getFeature2D_FREAK_nOctaves());
00724                                         UDEBUG("type=%s", strategies.at(index).toStdString().c_str());
00725                                 }
00726 #if FINDOBJECT_NONFREE == 1
00727                                 else if(strategies.at(index).compare("SIFT") == 0)
00728                                 {
00729                                         extractor = new cv::SIFT(
00730                                                         getFeature2D_SIFT_nfeatures(),
00731                                                         getFeature2D_SIFT_nOctaveLayers(),
00732                                                         getFeature2D_SIFT_contrastThreshold(),
00733                                                         getFeature2D_SIFT_edgeThreshold(),
00734                                                         getFeature2D_SIFT_sigma());
00735                                         UDEBUG("type=%s", strategies.at(index).toStdString().c_str());
00736                                 }
00737                                 else if(strategies.at(index).compare("SURF") == 0)
00738                                 {
00739                                         if(getFeature2D_SURF_gpu() && cv::gpu::getCudaEnabledDeviceCount())
00740                                         {
00741                                                 extractorGPU = new GPUSURF(
00742                                                                 getFeature2D_SURF_hessianThreshold(),
00743                                                                 getFeature2D_SURF_nOctaves(),
00744                                                                 getFeature2D_SURF_nOctaveLayers(),
00745                                                                 getFeature2D_SURF_extended(),
00746                                                                 getFeature2D_SURF_keypointsRatio(),
00747                                                                 getFeature2D_SURF_upright());
00748                                                 UDEBUG("type=%s (GPU)", strategies.at(index).toStdString().c_str());
00749                                         }
00750                                         else
00751                                         {
00752                                                 extractor = new cv::SURF(
00753                                                                 getFeature2D_SURF_hessianThreshold(),
00754                                                                 getFeature2D_SURF_nOctaves(),
00755                                                                 getFeature2D_SURF_nOctaveLayers(),
00756                                                                 getFeature2D_SURF_extended(),
00757                                                                 getFeature2D_SURF_upright());
00758                                                 UDEBUG("type=%s", strategies.at(index).toStdString().c_str());
00759                                         }
00760                                 }
00761 #endif
00762                         }
00763                 }
00764         }
00765 
00766         UASSERT(extractorGPU!=0 || extractor!=0);
00767         if(extractorGPU)
00768         {
00769                 return new DescriptorExtractor(extractorGPU);
00770         }
00771         else
00772         {
00773                 return new DescriptorExtractor(extractor);
00774         }
00775 }
00776 
00777 QString Settings::currentDetectorType()
00778 {
00779         int index = getFeature2D_1Detector().split(':').first().toInt();
00780         return getFeature2D_1Detector().split(':').last().split(';').at(index);
00781 }
00782 
00783 QString Settings::currentDescriptorType()
00784 {
00785         int index = getFeature2D_2Descriptor().split(':').first().toInt();
00786         return getFeature2D_2Descriptor().split(':').last().split(';').at(index);
00787 }
00788 
00789 QString Settings::currentNearestNeighborType()
00790 {
00791         int index = getNearestNeighbor_1Strategy().split(':').first().toInt();
00792         return getNearestNeighbor_1Strategy().split(':').last().split(';').at(index);
00793 }
00794 
00795 bool Settings::isBruteForceNearestNeighbor()
00796 {
00797         bool bruteForce = false;
00798         QString str = getNearestNeighbor_1Strategy();
00799         QStringList split = str.split(':');
00800         if(split.size()==2)
00801         {
00802                 bool ok = false;
00803                 int index = split.first().toInt(&ok);
00804                 if(ok)
00805                 {
00806                         QStringList strategies = split.last().split(';');
00807                         if(strategies.size() >= 7 && index == 6)
00808                         {
00809                                 bruteForce = true;
00810                         }
00811                 }
00812         }
00813         return bruteForce;
00814 }
00815 
00816 cv::flann::IndexParams * Settings::createFlannIndexParams()
00817 {
00818         cv::flann::IndexParams * params = 0;
00819         QString str = getNearestNeighbor_1Strategy();
00820         QStringList split = str.split(':');
00821         if(split.size()==2)
00822         {
00823                 bool ok = false;
00824                 int index = split.first().toInt(&ok);
00825                 if(ok)
00826                 {
00827                         QStringList strategies = split.last().split(';');
00828                         if(strategies.size() >= 6 && index>=0 && index<6)
00829                         {
00830                                 switch(index)
00831                                 {
00832                                 case 0:
00833                                         if(strategies.at(index).compare("Linear") == 0)
00834                                         {
00835                                                 UDEBUG("type=%s", "Linear");
00836                                                 params = new cv::flann::LinearIndexParams();
00837                                         }
00838                                         break;
00839                                 case 1:
00840                                         if(strategies.at(index).compare("KDTree") == 0)
00841                                         {
00842                                                 UDEBUG("type=%s", "KDTree");
00843                                                 params = new cv::flann::KDTreeIndexParams(
00844                                                                 getNearestNeighbor_KDTree_trees());
00845                                         }
00846                                         break;
00847                                 case 2:
00848                                         if(strategies.at(index).compare("KMeans") == 0)
00849                                         {
00850                                                 cvflann::flann_centers_init_t centers_init = cvflann::FLANN_CENTERS_RANDOM;
00851                                                 QString str = getNearestNeighbor_KMeans_centers_init();
00852                                                 QStringList split = str.split(':');
00853                                                 if(split.size()==2)
00854                                                 {
00855                                                         bool ok = false;
00856                                                         int index = split.first().toInt(&ok);
00857                                                         if(ok)
00858                                                         {
00859                                                                 centers_init = (cvflann::flann_centers_init_t)index;
00860                                                         }
00861                                                 }
00862                                                 UDEBUG("type=%s", "KMeans");
00863                                                 params = new cv::flann::KMeansIndexParams(
00864                                                                 getNearestNeighbor_KMeans_branching(),
00865                                                                 getNearestNeighbor_KMeans_iterations(),
00866                                                                 centers_init,
00867                                                                 getNearestNeighbor_KMeans_cb_index());
00868                                         }
00869                                         break;
00870                                 case 3:
00871                                         if(strategies.at(index).compare("Composite") == 0)
00872                                         {
00873                                                 cvflann::flann_centers_init_t centers_init = cvflann::FLANN_CENTERS_RANDOM;
00874                                                 QString str = getNearestNeighbor_Composite_centers_init();
00875                                                 QStringList split = str.split(':');
00876                                                 if(split.size()==2)
00877                                                 {
00878                                                         bool ok = false;
00879                                                         int index = split.first().toInt(&ok);
00880                                                         if(ok)
00881                                                         {
00882                                                                 centers_init = (cvflann::flann_centers_init_t)index;
00883                                                         }
00884                                                 }
00885                                                 UDEBUG("type=%s", "Composite");
00886                                                 params = new cv::flann::CompositeIndexParams(
00887                                                                 getNearestNeighbor_Composite_trees(),
00888                                                                 getNearestNeighbor_Composite_branching(),
00889                                                                 getNearestNeighbor_Composite_iterations(),
00890                                                                 centers_init,
00891                                                                 getNearestNeighbor_Composite_cb_index());
00892                                         }
00893                                         break;
00894                                 case 4:
00895                                         if(strategies.at(index).compare("Autotuned") == 0)
00896                                         {
00897                                                 UDEBUG("type=%s", "Autotuned");
00898                                                 params = new cv::flann::AutotunedIndexParams(
00899                                                                 getNearestNeighbor_Autotuned_target_precision(),
00900                                                                 getNearestNeighbor_Autotuned_build_weight(),
00901                                                                 getNearestNeighbor_Autotuned_memory_weight(),
00902                                                                 getNearestNeighbor_Autotuned_sample_fraction());
00903                                         }
00904                                         break;
00905                                 case 5:
00906                                         if(strategies.at(index).compare("Lsh") == 0)
00907                                         {
00908                                                 UDEBUG("type=%s", "Lsh");
00909                                                 params = new cv::flann::LshIndexParams(
00910                                                                 getNearestNeighbor_Lsh_table_number(),
00911                                                                 getNearestNeighbor_Lsh_key_size(),
00912                                                                 getNearestNeighbor_Lsh_multi_probe_level());
00913 
00914                                         }
00915                                         break;
00916                                 default:
00917                                         break;
00918                                 }
00919                         }
00920                 }
00921         }
00922         if(!params)
00923         {
00924                 UERROR("NN strategy not found !? Using default KDTRee...");
00925                 params = new cv::flann::KDTreeIndexParams();
00926         }
00927         return params ;
00928 }
00929 
00930 cvflann::flann_distance_t Settings::getFlannDistanceType()
00931 {
00932         cvflann::flann_distance_t distance = cvflann::FLANN_DIST_L2;
00933         QString str = getNearestNeighbor_2Distance_type();
00934         QStringList split = str.split(':');
00935         if(split.size()==2)
00936         {
00937                 bool ok = false;
00938                 int index = split.first().toInt(&ok);
00939                 if(ok)
00940                 {
00941                         QStringList strategies = split.last().split(';');
00942                         if(strategies.size() == 9 && index>=0 && index<=8)
00943                         {
00944                                 distance = (cvflann::flann_distance_t)(index+1);
00945                         }
00946                 }
00947         }
00948         return distance;
00949 }
00950 
00951 cv::flann::SearchParams Settings::getFlannSearchParams()
00952 {
00953         return cv::flann::SearchParams(
00954                         getNearestNeighbor_search_checks(),
00955                         getNearestNeighbor_search_eps(),
00956                         getNearestNeighbor_search_sorted());
00957 }
00958 
00959 int Settings::getHomographyMethod()
00960 {
00961         int method = cv::RANSAC;
00962         QString str = getHomography_method();
00963         QStringList split = str.split(':');
00964         if(split.size()==2)
00965         {
00966                 bool ok = false;
00967                 int index = split.first().toInt(&ok);
00968                 if(ok)
00969                 {
00970                         QStringList strategies = split.last().split(';');
00971                         if(strategies.size() == 2 && index>=0 && index<2)
00972                         {
00973                                 switch(method)
00974                                 {
00975                                 case 0:
00976                                         method = cv::LMEDS;
00977                                         break;
00978                                 default:
00979                                         method = cv::RANSAC;
00980                                         break;
00981                                 }
00982                         }
00983                 }
00984         }
00985         UDEBUG("method=%d", method);
00986         return method;
00987 }
00988 
00989 KeypointDetector::KeypointDetector(cv::FeatureDetector * featureDetector) :
00990         featureDetector_(featureDetector),
00991         gpuFeature2D_(0)
00992 {
00993         UASSERT(featureDetector_!=0);
00994 }
00995 KeypointDetector::KeypointDetector(GPUFeature2D * gpuFeature2D) :
00996         featureDetector_(0),
00997         gpuFeature2D_(gpuFeature2D)
00998 {
00999         UASSERT(gpuFeature2D_!=0);
01000 }
01001 void KeypointDetector::detect(const cv::Mat & image,
01002                 std::vector<cv::KeyPoint> & keypoints,
01003                 const cv::Mat & mask)
01004 {
01005         if(featureDetector_)
01006         {
01007                 featureDetector_->detect(image, keypoints, mask);
01008         }
01009         else // assume GPU
01010         {
01011                 gpuFeature2D_->detectKeypoints(image, keypoints, mask);
01012         }
01013 }
01014 
01015 DescriptorExtractor::DescriptorExtractor(cv::DescriptorExtractor * descriptorExtractor) :
01016         descriptorExtractor_(descriptorExtractor),
01017         gpuFeature2D_(0)
01018 {
01019         UASSERT(descriptorExtractor_!=0);
01020 }
01021 DescriptorExtractor::DescriptorExtractor(GPUFeature2D * gpuFeature2D) :
01022         descriptorExtractor_(0),
01023         gpuFeature2D_(gpuFeature2D)
01024 {
01025         UASSERT(gpuFeature2D_!=0);
01026 }
01027 void DescriptorExtractor::compute(const cv::Mat & image,
01028                 std::vector<cv::KeyPoint> & keypoints,
01029                 cv::Mat & descriptors)
01030 {
01031         if(descriptorExtractor_)
01032         {
01033                 descriptorExtractor_->compute(image, keypoints, descriptors);
01034         }
01035         else // assume GPU
01036         {
01037                 gpuFeature2D_->computeDescriptors(image, keypoints, descriptors);
01038         }
01039 }
01040 
01041 } // namespace find_object


find_object_2d
Author(s): Mathieu Labbe
autogenerated on Fri Feb 12 2016 01:18:17