undistortion_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
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// Author: Johannes L. Schoenberger (jsch-at-demuc-dot-de)
 
#include "ui/undistortion_widget.h"
 
namespace colmap {
 
UndistortionWidget::UndistortionWidget(QWidget* parent,
                                       const OptionManager* options)
    : OptionsWidget(parent),
      options_(options),
      reconstruction_(nullptr),
      thread_control_widget_(new ThreadControlWidget(this)) {
  setWindowFlags(Qt::Dialog);
  setWindowModality(Qt::ApplicationModal);
  setWindowTitle("Undistortion");
 
  output_format_ = new QComboBox(this);
  output_format_->addItem("COLMAP");
  output_format_->addItem("PMVS");
  output_format_->addItem("CMP-MVS");
  output_format_->setFont(font());
  AddWidgetRow("format", output_format_);
 
  AddOptionDouble(&undistortion_options_.min_scale, "min_scale", 0);
  AddOptionDouble(&undistortion_options_.max_scale, "max_scale", 0);
  AddOptionInt(&undistortion_options_.max_image_size, "max_image_size", -1);
  AddOptionDouble(&undistortion_options_.blank_pixels, "blank_pixels", 0);
  AddOptionDouble(&undistortion_options_.roi_min_x, "roi_min_x", 0.0, 1.0);
  AddOptionDouble(&undistortion_options_.roi_min_y, "roi_min_y", 0.0, 1.0);
  AddOptionDouble(&undistortion_options_.roi_max_x, "roi_max_x", 0.0, 1.0);
  AddOptionDouble(&undistortion_options_.roi_max_y, "roi_max_y", 0.0, 1.0);
  AddOptionDirPath(&output_path_, "output_path");
 
  AddSpacer();
 
  QPushButton* undistort_button = new QPushButton(tr("Undistort"), this);
  connect(undistort_button, &QPushButton::released, this,
          &UndistortionWidget::Undistort);
  grid_layout_->addWidget(undistort_button, grid_layout_->rowCount(), 1);
}
 
void UndistortionWidget::Show(const Reconstruction& reconstruction) {
  reconstruction_ = &reconstruction;
  show();
  raise();
}
 
bool UndistortionWidget::IsValid() const { return ExistsDir(output_path_); }
 
void UndistortionWidget::Undistort() {
  CHECK_NOTNULL(reconstruction_);
 
  WriteOptions();
 
  if (IsValid()) {
    Thread* undistorter = nullptr;
 
    if (output_format_->currentIndex() == 0) {
      undistorter =
          new COLMAPUndistorter(undistortion_options_, const_cast<Reconstruction*>(reconstruction_),
                                *options_->image_path, output_path_);
    } else if (output_format_->currentIndex() == 1) {
      undistorter = new PMVSUndistorter(undistortion_options_, const_cast<Reconstruction*>(reconstruction_),
                                        *options_->image_path, output_path_);
    } else if (output_format_->currentIndex() == 2) {
      undistorter =
          new CMPMVSUndistorter(undistortion_options_, const_cast<Reconstruction*>(reconstruction_),
                                *options_->image_path, output_path_);
    } else {
      QMessageBox::critical(this, "", tr("Invalid output format"));
      return;
    }
 
    thread_control_widget_->StartThread("Undistorting...", true, undistorter);
  } else {
    QMessageBox::critical(this, "", tr("Invalid output path"));
  }
}
 
}  // namespace colmap