feature_matching_widget.cc

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// Copyright (c) 2018, ETH Zurich and UNC Chapel Hill.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
//     * Redistributions of source code must retain the above copyright
//       notice, this list of conditions and the following disclaimer.
//
//     * Redistributions 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.
//
//     * Neither the name of ETH Zurich and UNC Chapel Hill nor the names of
//       its contributors may 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 COPYRIGHT HOLDERS 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
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// POSSIBILITY OF SUCH DAMAGE.
//
// Author: Johannes L. Schoenberger (jsch-at-demuc-dot-de)
 
#include "ui/feature_matching_widget.h"
 
#include "feature/matching.h"
#include "ui/options_widget.h"
#include "ui/thread_control_widget.h"
 
namespace colmap {
 
class FeatureMatchingTab : public QWidget {
 public:
  FeatureMatchingTab(QWidget* parent, OptionManager* options);
 
  virtual void Run() = 0;
 
 protected:
  void CreateGeneralOptions();
 
  OptionManager* options_;
  OptionsWidget* options_widget_;
  QGridLayout* grid_layout_;
  ThreadControlWidget* thread_control_widget_;
};
 
class ExhaustiveMatchingTab : public FeatureMatchingTab {
 public:
  ExhaustiveMatchingTab(QWidget* parent, OptionManager* options);
  void Run() override;
};
 
class SequentialMatchingTab : public FeatureMatchingTab {
 public:
  SequentialMatchingTab(QWidget* parent, OptionManager* options);
  void Run() override;
};
 
class VocabTreeMatchingTab : public FeatureMatchingTab {
 public:
  VocabTreeMatchingTab(QWidget* parent, OptionManager* options);
  void Run() override;
};
 
class SpatialMatchingTab : public FeatureMatchingTab {
 public:
  SpatialMatchingTab(QWidget* parent, OptionManager* options);
  void Run() override;
};
 
class TransitiveMatchingTab : public FeatureMatchingTab {
 public:
  TransitiveMatchingTab(QWidget* parent, OptionManager* options);
  void Run() override;
};
 
class CustomMatchingTab : public FeatureMatchingTab {
 public:
  CustomMatchingTab(QWidget* parent, OptionManager* options);
  void Run() override;
 
 private:
  std::string match_list_path_;
  QComboBox* match_type_cb_;
};
 
FeatureMatchingTab::FeatureMatchingTab(QWidget* parent, OptionManager* options)
    : QWidget(parent),
      options_(options),
      options_widget_(new OptionsWidget(this)),
      grid_layout_(new QGridLayout(this)),
      thread_control_widget_(new ThreadControlWidget(this)) {}
 
void FeatureMatchingTab::CreateGeneralOptions() {
  options_widget_->AddSpacer();
  options_widget_->AddSpacer();
  options_widget_->AddSection("General Options");
  options_widget_->AddSpacer();
 
  options_widget_->AddOptionInt(&options_->sift_matching->num_threads,
                                "num_threads", -1);
  options_widget_->AddOptionBool(&options_->sift_matching->use_gpu, "use_gpu");
  options_widget_->AddOptionText(&options_->sift_matching->gpu_index,
                                 "gpu_index");
  options_widget_->AddOptionDouble(&options_->sift_matching->max_ratio,
                                   "max_ratio");
  options_widget_->AddOptionDouble(&options_->sift_matching->max_distance,
                                   "max_distance");
  options_widget_->AddOptionBool(&options_->sift_matching->cross_check,
                                 "cross_check");
  options_widget_->AddOptionInt(&options_->sift_matching->max_num_matches,
                                "max_num_matches");
  options_widget_->AddOptionDouble(&options_->sift_matching->max_error,
                                   "max_error");
  options_widget_->AddOptionDouble(&options_->sift_matching->confidence,
                                   "confidence", 0, 1, 0.00001, 5);
  options_widget_->AddOptionInt(&options_->sift_matching->max_num_trials,
                                "max_num_trials");
  options_widget_->AddOptionDouble(&options_->sift_matching->min_inlier_ratio,
                                   "min_inlier_ratio", 0, 1, 0.001, 3);
  options_widget_->AddOptionInt(&options_->sift_matching->min_num_inliers,
                                "min_num_inliers");
  options_widget_->AddOptionBool(&options_->sift_matching->multiple_models,
                                 "multiple_models");
  options_widget_->AddOptionBool(&options_->sift_matching->guided_matching,
                                 "guided_matching");
 
  options_widget_->AddSpacer();
 
  QScrollArea* options_scroll_area = new QScrollArea(this);
  options_scroll_area->setAlignment(Qt::AlignHCenter);
  options_scroll_area->setWidget(options_widget_);
  grid_layout_->addWidget(options_scroll_area, grid_layout_->rowCount(), 0);
 
  QPushButton* run_button = new QPushButton(tr("Run"), this);
  grid_layout_->addWidget(run_button, grid_layout_->rowCount(), 0);
  connect(run_button, &QPushButton::released, this, &FeatureMatchingTab::Run);
}
 
ExhaustiveMatchingTab::ExhaustiveMatchingTab(QWidget* parent,
                                             OptionManager* options)
    : FeatureMatchingTab(parent, options) {
  options_widget_->AddOptionInt(&options_->exhaustive_matching->block_size,
                                "block_size", 2);
 
  CreateGeneralOptions();
}
 
void ExhaustiveMatchingTab::Run() {
  options_widget_->WriteOptions();
 
  Thread* matcher = new ExhaustiveFeatureMatcher(*options_->exhaustive_matching,
                                                 *options_->sift_matching,
                                                 *options_->database_path);
  thread_control_widget_->StartThread("Matching...", true, matcher);
}
 
SequentialMatchingTab::SequentialMatchingTab(QWidget* parent,
                                             OptionManager* options)
    : FeatureMatchingTab(parent, options) {
  options_widget_->AddOptionInt(&options_->sequential_matching->overlap,
                                "overlap");
  options_widget_->AddOptionBool(
      &options_->sequential_matching->quadratic_overlap, "quadratic_overlap");
  options_widget_->AddOptionBool(&options_->sequential_matching->loop_detection,
                                 "loop_detection");
  options_widget_->AddOptionInt(
      &options_->sequential_matching->loop_detection_period,
      "loop_detection_period");
  options_widget_->AddOptionInt(
      &options_->sequential_matching->loop_detection_num_images,
      "loop_detection_num_images");
  options_widget_->AddOptionInt(
      &options_->sequential_matching->loop_detection_num_nearest_neighbors,
      "loop_detection_num_nearest_neighbors");
  options_widget_->AddOptionInt(
      &options_->sequential_matching->loop_detection_num_checks,
      "loop_detection_num_checks", 1);
  options_widget_->AddOptionInt(
      &options_->sequential_matching
           ->loop_detection_num_images_after_verification,
      "loop_detection_num_images_after_verification", 0);
  options_widget_->AddOptionInt(
      &options_->sequential_matching->loop_detection_max_num_features,
      "loop_detection_max_num_features", -1);
  options_widget_->AddOptionFilePath(
      &options_->sequential_matching->vocab_tree_path, "vocab_tree_path");
 
  CreateGeneralOptions();
}
 
void SequentialMatchingTab::Run() {
  options_widget_->WriteOptions();
 
  if (options_->sequential_matching->loop_detection &&
      !ExistsFile(options_->sequential_matching->vocab_tree_path)) {
    QMessageBox::critical(this, "", tr("Invalid vocabulary tree path."));
    return;
  }
 
  Thread* matcher = new SequentialFeatureMatcher(*options_->sequential_matching,
                                                 *options_->sift_matching,
                                                 *options_->database_path);
  thread_control_widget_->StartThread("Matching...", true, matcher);
}
 
VocabTreeMatchingTab::VocabTreeMatchingTab(QWidget* parent,
                                           OptionManager* options)
    : FeatureMatchingTab(parent, options) {
  options_widget_->AddOptionInt(&options_->vocab_tree_matching->num_images,
                                "num_images");
  options_widget_->AddOptionInt(
      &options_->vocab_tree_matching->num_nearest_neighbors,
      "num_nearest_neighbors");
  options_widget_->AddOptionInt(&options_->vocab_tree_matching->num_checks,
                                "num_checks", 1);
  options_widget_->AddOptionInt(
      &options_->vocab_tree_matching->num_images_after_verification,
      "num_images_after_verification", 0);
  options_widget_->AddOptionInt(
      &options_->vocab_tree_matching->max_num_features, "max_num_features", -1);
  options_widget_->AddOptionFilePath(
      &options_->vocab_tree_matching->vocab_tree_path, "vocab_tree_path");
 
  CreateGeneralOptions();
}
 
void VocabTreeMatchingTab::Run() {
  options_widget_->WriteOptions();
 
  if (!ExistsFile(options_->vocab_tree_matching->vocab_tree_path)) {
    QMessageBox::critical(this, "", tr("Invalid vocabulary tree path."));
    return;
  }
 
  Thread* matcher = new VocabTreeFeatureMatcher(*options_->vocab_tree_matching,
                                                *options_->sift_matching,
                                                *options_->database_path);
  thread_control_widget_->StartThread("Matching...", true, matcher);
}
 
SpatialMatchingTab::SpatialMatchingTab(QWidget* parent, OptionManager* options)
    : FeatureMatchingTab(parent, options) {
  options_widget_->AddOptionBool(&options_->spatial_matching->is_gps, "is_gps");
  options_widget_->AddOptionBool(&options_->spatial_matching->ignore_z,
                                 "ignore_z");
  options_widget_->AddOptionInt(&options_->spatial_matching->max_num_neighbors,
                                "max_num_neighbors");
  options_widget_->AddOptionDouble(&options_->spatial_matching->max_distance,
                                   "max_distance");
 
  CreateGeneralOptions();
}
 
void SpatialMatchingTab::Run() {
  options_widget_->WriteOptions();
 
  Thread* matcher = new SpatialFeatureMatcher(*options_->spatial_matching,
                                              *options_->sift_matching,
                                              *options_->database_path);
  thread_control_widget_->StartThread("Matching...", true, matcher);
}
 
TransitiveMatchingTab::TransitiveMatchingTab(QWidget* parent,
                                             OptionManager* options)
    : FeatureMatchingTab(parent, options) {
  options_widget_->AddOptionInt(&options->transitive_matching->batch_size,
                                "batch_size");
  options_widget_->AddOptionInt(&options->transitive_matching->num_iterations,
                                "num_iterations");
 
  CreateGeneralOptions();
}
 
void TransitiveMatchingTab::Run() {
  options_widget_->WriteOptions();
 
  Thread* matcher = new TransitiveFeatureMatcher(*options_->transitive_matching,
                                                 *options_->sift_matching,
                                                 *options_->database_path);
  thread_control_widget_->StartThread("Matching...", true, matcher);
}
 
CustomMatchingTab::CustomMatchingTab(QWidget* parent, OptionManager* options)
    : FeatureMatchingTab(parent, options) {
  match_type_cb_ = new QComboBox(this);
  match_type_cb_->addItem(QString("Image pairs"));
  match_type_cb_->addItem(QString("Raw feature matches"));
  match_type_cb_->addItem(QString("Inlier feature matches"));
  options_widget_->AddOptionRow("type", match_type_cb_, nullptr);
 
  options_widget_->AddOptionFilePath(&match_list_path_, "match_list_path");
  options_widget_->AddOptionInt(&options_->image_pairs_matching->block_size,
                                "block_size", 2);
 
  CreateGeneralOptions();
}
 
void CustomMatchingTab::Run() {
  options_widget_->WriteOptions();
 
  if (!ExistsFile(match_list_path_)) {
    QMessageBox::critical(this, "", tr("Path does not exist!"));
    return;
  }
 
  Thread* matcher = nullptr;
  if (match_type_cb_->currentIndex() == 0) {
    ImagePairsMatchingOptions matcher_options;
    matcher_options.match_list_path = match_list_path_;
    matcher = new ImagePairsFeatureMatcher(
        matcher_options, *options_->sift_matching, *options_->database_path);
  } else {
    FeaturePairsMatchingOptions matcher_options;
    matcher_options.match_list_path = match_list_path_;
    if (match_type_cb_->currentIndex() == 1) {
      matcher_options.verify_matches = true;
    } else if (match_type_cb_->currentIndex() == 2) {
      matcher_options.verify_matches = false;
    }
 
    matcher = new FeaturePairsFeatureMatcher(
        matcher_options, *options_->sift_matching, *options_->database_path);
  }
 
  thread_control_widget_->StartThread("Matching...", true, matcher);
}
 
FeatureMatchingWidget::FeatureMatchingWidget(QWidget* parent,
                                             OptionManager* options)
    : parent_(parent) {
  // Do not change flag, to make sure feature database is not accessed from
  // multiple threads
  setWindowFlags(Qt::Window);
  setWindowTitle("Feature matching");
 
  QGridLayout* grid = new QGridLayout(this);
 
  tab_widget_ = new QTabWidget(this);
  tab_widget_->addTab(new ExhaustiveMatchingTab(this, options),
                      tr("Exhaustive"));
  tab_widget_->addTab(new SequentialMatchingTab(this, options),
                      tr("Sequential"));
  tab_widget_->addTab(new VocabTreeMatchingTab(this, options), tr("VocabTree"));
  tab_widget_->addTab(new SpatialMatchingTab(this, options), tr("Spatial"));
  tab_widget_->addTab(new TransitiveMatchingTab(this, options),
                      tr("Transitive"));
  tab_widget_->addTab(new CustomMatchingTab(this, options), tr("Custom"));
 
  grid->addWidget(tab_widget_, 0, 0);
}
 
void FeatureMatchingWidget::showEvent(QShowEvent* event) {
  parent_->setDisabled(true);
}
 
void FeatureMatchingWidget::hideEvent(QHideEvent* event) {
  parent_->setEnabled(true);
}
 
}  // namespace colmap