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* This file is a part of Qtpfsgui package.
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* ----------------------------------------------------------------------
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* Copyright (C) 2006,2007 Giuseppe Rota
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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* ----------------------------------------------------------------------
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* @author Giuseppe Rota <grota@users.sourceforge.net>
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#include <QStringList>
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#include <QFileDialog>
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#include <QMessageBox>
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#include <QTextStream>
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#if defined(__FreeBSD__) && __FreeBSD__ < 6
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#include "../arch/freebsd/s_exp2f.c"
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#include "newHdrWizard.h"
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#include "editingTools.h"
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#include "../Common/config.h"
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HdrWizardForm::HdrWizardForm(QWidget *p, qtpfsgui_opts *options) : QDialog(p), opts(options), settings("Qtpfsgui", "Qtpfsgui"), hdrCreationManager(NULL), loadcurvefilename(""), savecurvefilename("") {
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weights_in_gui[0]=TRIANGULAR;
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weights_in_gui[1]=GAUSSIAN;
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weights_in_gui[2]=PLATEAU;
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responses_in_gui[0]=GAMMA;
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responses_in_gui[1]=LINEAR;
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responses_in_gui[2]=LOG10;
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responses_in_gui[3]=FROM_ROBERTSON;
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models_in_gui[0]=DEBEVEC;
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models_in_gui[1]=ROBERTSON;
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tableWidget->setHorizontalHeaderLabels(QStringList()<< tr("Image Filename") << tr("Exposure"));
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tableWidget->resizeColumnsToContents();
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EVgang = new Gang(EVSlider, ImageEVdsb,-10,10,0);
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connect(EVgang, SIGNAL(finished()), this, SLOT(editingEVfinished()));
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connect(tableWidget, SIGNAL(currentCellChanged(int,int,int,int)), this, SLOT(inputHdrFileSelected(int)));
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connect(NextFinishButton,SIGNAL(clicked()),this,SLOT(NextFinishButtonClicked()));
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connect(cancelButton,SIGNAL(clicked()),this,SLOT(cancelButtonClicked()));
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connect(pagestack,SIGNAL(currentChanged(int)),this,SLOT(currentPageChangedInto(int)));
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connect(predefConfigsComboBox,SIGNAL(activated(int)),this,
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SLOT(predefConfigsComboBoxActivated(int)));
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connect(antighostRespCurveCombobox,SIGNAL(activated(int)),this,
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SLOT(antighostRespCurveComboboxActivated(int)));
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connect(customConfigCheckBox,SIGNAL(toggled(bool)),this,
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SLOT(customConfigCheckBoxToggled(bool)));
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connect(triGaussPlateauComboBox,SIGNAL(activated(int)),this,
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SLOT(triGaussPlateauComboBoxActivated(int)));
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connect(predefRespCurveRadioButton,SIGNAL(toggled(bool)),this,
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SLOT(predefRespCurveRadioButtonToggled(bool)));
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connect(gammaLinLogComboBox,SIGNAL(activated(int)),this,
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SLOT(gammaLinLogComboBoxActivated(int)));
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connect(loadRespCurveFromFileCheckbox,SIGNAL(toggled(bool)),this,
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SLOT(loadRespCurveFromFileCheckboxToggled(bool)));
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connect(loadRespCurveFileButton,SIGNAL(clicked()),this,
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SLOT(loadRespCurveFileButtonClicked()));
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connect(saveRespCurveToFileCheckbox,SIGNAL(toggled(bool)),this,
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SLOT(saveRespCurveToFileCheckboxToggled(bool)));
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connect(saveRespCurveFileButton,SIGNAL(clicked()),this,
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SLOT(saveRespCurveFileButtonClicked()));
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connect(modelComboBox,SIGNAL(activated(int)),this,
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SLOT(modelComboBoxActivated(int)));
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connect(RespCurveFileLoadedLineEdit,SIGNAL(textChanged(const QString&)),this,
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SLOT(loadRespCurveFilename(const QString&)));
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connect(loadImagesButton,SIGNAL(clicked()),this,SLOT(loadImagesButtonClicked()));
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hdrCreationManager = new HdrCreationManager ( opts->num_threads, opts->tempfilespath, opts->dcraw_options );
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connect(hdrCreationManager, SIGNAL(fileLoaded(int,QString,float)), this, SLOT(fileLoaded(int,QString,float)));
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connect(hdrCreationManager,SIGNAL(finishedLoadingInputFiles(QStringList)),this, SLOT(finishedLoadingInputFiles(QStringList)));
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connect(hdrCreationManager,SIGNAL(errorWhileLoading(QString)),this, SLOT(errorWhileLoading(QString)));
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connect(hdrCreationManager,SIGNAL(expotimeValueChanged(float,int)),this, SLOT(updateGraphicalEVvalue(float,int)));
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connect(hdrCreationManager, SIGNAL(finishedAligning()), this, SLOT(finishedAligning()));
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connect(hdrCreationManager, SIGNAL(ais_failed(QProcess::ProcessError)), this, SLOT(ais_failed(QProcess::ProcessError)));
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void HdrWizardForm::loadImagesButtonClicked() {
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filetypes += tr("All formats (*.jpeg *.jpg *.tiff *.tif *.crw *.cr2 *.nef *.dng *.mrw *.orf *.kdc *.dcr *.arw *.raf *.ptx *.pef *.x3f *.raw);;");
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filetypes += tr("JPEG (*.jpeg *.jpg);;");
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filetypes += tr("TIFF Images (*.tiff *.tif);;");
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filetypes += tr("RAW Images (*.crw *.cr2 *.nef *.dng *.mrw *.orf *.kdc *.dcr *.arw *.raf *.ptx *.pef *.x3f *.raw)");
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QString RecentDirInputLDRs = settings.value(KEY_RECENT_PATH_LOAD_LDRs_FOR_HDR, QDir::currentPath()).toString();
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QStringList files = QFileDialog::getOpenFileNames(this, tr("Select the input images"), RecentDirInputLDRs, filetypes );
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if (!files.isEmpty() ) {
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QFileInfo qfi(files.at(0));
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// if the new dir, the one just chosen by the user, is different from the one stored in the settings, update the settings.
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if (RecentDirInputLDRs != qfi.path()) {
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// update internal field variable
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RecentDirInputLDRs=qfi.path();
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settings.setValue(KEY_RECENT_PATH_LOAD_LDRs_FOR_HDR, RecentDirInputLDRs);
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tableWidget->setEnabled(false);
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tableWidget->setRowCount(files.count());
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progressBar->setMaximum(files.count());
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progressBar->setValue(0);
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hdrCreationManager->setFileList(files);
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hdrCreationManager->loadInputFiles();
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} //if (!files.isEmpty())
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void HdrWizardForm::fileLoaded(int index, QString fname, float expotime) {
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qDebug("WIZ: fileLoaded, expotimes[%d]=%f --- EV=%f",index,expotime,log2f(expotime));
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updateGraphicalEVvalue(expotime,index);
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//fill graphical list
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QFileInfo qfi(fname);
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tableWidget->setItem(index,0,new QTableWidgetItem(qfi.fileName()));
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progressBar->setValue(progressBar->value()+1); // increment progressbar
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void HdrWizardForm::finishedLoadingInputFiles(QStringList filesLackingExif) {
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if (filesLackingExif.size()==0) {
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NextFinishButton->setEnabled(TRUE);
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confirmloadlabel->setText(tr("<center><font color=\"#008400\"><h3><b>Images Loaded.</b></h3></font></center>"));
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QString warning_message=(QString(tr("<font color=\"#FF0000\"><h3><b>WARNING:</b></h3></font>\
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Qtpfsgui was not able to find the relevant <i>EXIF</i> tags\nfor the following images:\n <ul>\
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<hr>You can still proceed creating an Hdr. To do so you have to insert <b>manually</b> the EV (exposure values) or stop difference values.\
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<hr>If you want Qtfsgui to do this <b>automatically</b>, you have to load images that have at least\nthe following exif data: \
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<ul><li>Shutter Speed (seconds)</li>\
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<li>Aperture (f-number)</li></ul>\
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<hr><b>HINT:</b> Losing EXIF data usually happens when you preprocess your pictures.<br>\
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You can perform a <b>one-to-one copy of the exif data</b> between two sets of images via the <i><b>\"Tools->Copy Exif Data...\"</b></i> menu item."))).arg(filesLackingExif.join(""));
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QMessageBox::warning(this,tr("EXIF data not found"),warning_message);
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confirmloadlabel->setText(QString(tr("<center><h3><b>To proceed you need to manually set the exposure values.<br><font color=\"#FF0000\">%1</font> values still required.</b></h3></center>")).arg(filesLackingExif.size()));
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//do not load any more images
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loadImagesButton->setEnabled(FALSE);
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tableWidget->resizeColumnsToContents();
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//enable user EV input
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EVgroupBox->setEnabled(TRUE);
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tableWidget->selectRow(0);
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tableWidget->setEnabled(true);
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//align_image_stack & mtb don't yet work with 16bit data
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if (tableWidget->rowCount()>=2 && hdrCreationManager->inputImageType()==HdrCreationManager::LDR_INPUT_TYPE) {
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alignCheckBox->setEnabled(TRUE);
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alignGroupBox->setEnabled(TRUE);
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void HdrWizardForm::errorWhileLoading(QString error) {
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tableWidget->clear();
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tableWidget->setRowCount(0);
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tableWidget->setEnabled(true);
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progressBar->setValue(0);
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QMessageBox::critical(this,tr("Loading Error"), error);
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hdrCreationManager->clearlists(true);
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void HdrWizardForm::updateGraphicalEVvalue(float expotime, int index_in_table) {
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qDebug("WIZ: updateGraphicalEVvalue EV[%d]=%f",index_in_table,log2f(expotime));
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QTextStream ts(&EVdisplay);
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ts.setRealNumberPrecision(2);
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ts << right << forcesign << fixed << log2f(expotime) << " EV";
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QTableWidgetItem *tableitem=new QTableWidgetItem(EVdisplay);
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tableitem->setTextAlignment(Qt::AlignRight);
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tableWidget->setItem(index_in_table,1,tableitem);
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//if image doesn't contain (the required) exif tags
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tableWidget->setItem(index_in_table,1,new QTableWidgetItem(tr("Unknown ")));
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void HdrWizardForm::finishedAligning() {
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QApplication::restoreOverrideCursor();
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NextFinishButton->setEnabled(TRUE);
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pagestack->setCurrentIndex(1);
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void HdrWizardForm::ais_failed(QProcess::ProcessError e) {
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case QProcess::FailedToStart:
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QMessageBox::warning(this,tr("Error..."),tr("Failed to start external application \"<em>align_image_stack</em>\".<br>Please read \"Help -> Documentation... -> Hints and tips\" for more information."));
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case QProcess::Crashed:
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QMessageBox::warning(this,tr("Error..."),tr("The external application \"<em>align_image_stack</em>\" crashed..."));
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case QProcess::Timedout:
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case QProcess::ReadError:
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case QProcess::WriteError:
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case QProcess::UnknownError:
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QMessageBox::warning(this,tr("Error..."),tr("An unknown error occurred while executing the \"<em>align_image_stack</em>\" application..."));
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QApplication::restoreOverrideCursor();
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NextFinishButton->setEnabled(TRUE);
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if (pagestack->currentIndex()==0)
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pagestack->setCurrentIndex(1);
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void HdrWizardForm::customConfigCheckBoxToggled(bool want_custom) {
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if (!antighostingCheckBox->isChecked()) {
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label_RespCurve_Antighost->setDisabled(TRUE);
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antighostRespCurveCombobox->setDisabled(TRUE);
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label_Iterations->setDisabled(TRUE);
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spinBoxIterations->setDisabled(TRUE);
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//temporary disable anti-ghosting until it's fixed
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antighostingCheckBox->setDisabled(TRUE);
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label_predef_configs->setDisabled(TRUE);
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predefConfigsComboBox->setDisabled(TRUE);
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label_weights->setDisabled(TRUE);
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lineEdit_showWeight->setDisabled(TRUE);
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label_resp->setDisabled(TRUE);
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lineEdit_show_resp->setDisabled(TRUE);
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label_model->setDisabled(TRUE);
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lineEdit_showmodel->setDisabled(TRUE);
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predefConfigsComboBoxActivated(predefConfigsComboBox->currentIndex());
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NextFinishButton->setText(tr("&Finish"));
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NextFinishButton->setText(tr("&Next >"));
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void HdrWizardForm::predefRespCurveRadioButtonToggled(bool want_predef_resp_curve) {
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if (want_predef_resp_curve) {
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//ENABLE load_curve_button and lineedit when "load from file" is checked.
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if (!loadRespCurveFromFileCheckbox->isChecked()) {
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loadRespCurveFileButton->setEnabled(FALSE);
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RespCurveFileLoadedLineEdit->setEnabled(FALSE);
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loadRespCurveFromFileCheckboxToggled(loadRespCurveFromFileCheckbox->isChecked());
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} else { //want to recover response curve via robertson02
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//update hdrCreationManager->chosen_config
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hdrCreationManager->chosen_config.response_curve=FROM_ROBERTSON;
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NextFinishButton->setEnabled(TRUE);
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saveRespCurveToFileCheckboxToggled(saveRespCurveToFileCheckbox->isChecked());
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void HdrWizardForm::loadRespCurveFromFileCheckboxToggled( bool checkedfile ) {
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//if checkbox is checked AND we have a valid filename
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if (checkedfile && loadcurvefilename != "") {
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//update chosen config
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hdrCreationManager->chosen_config.response_curve=FROM_FILE;
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hdrCreationManager->chosen_config.LoadCurveFromFilename=loadcurvefilename;
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//and ENABLE nextbutton
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NextFinishButton->setEnabled(TRUE);
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//if checkbox is checked AND no valid filename
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else if (checkedfile && loadcurvefilename == "") {
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// DISABLE nextbutton until situation is fixed
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NextFinishButton->setEnabled(FALSE);
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// qDebug("Load checkbox is checked AND no valid filename");
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//checkbox not checked
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// update chosen config
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hdrCreationManager->chosen_config.response_curve=responses_in_gui[gammaLinLogComboBox->currentIndex()];
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hdrCreationManager->chosen_config.LoadCurveFromFilename="";
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//and ENABLE nextbutton
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NextFinishButton->setEnabled(TRUE);
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void HdrWizardForm::saveRespCurveToFileCheckboxToggled( bool checkedfile ) {
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//if checkbox is checked AND we have a valid filename
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if (checkedfile && savecurvefilename != "") {
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hdrCreationManager->chosen_config.SaveCurveToFilename=savecurvefilename;
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NextFinishButton->setEnabled(TRUE);
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//if checkbox is checked AND no valid filename
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else if (checkedfile && savecurvefilename == "") {
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// DISABLE nextbutton until situation is fixed
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NextFinishButton->setEnabled(FALSE);
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//checkbox not checked
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hdrCreationManager->chosen_config.SaveCurveToFilename="";
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//and ENABLE nextbutton
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NextFinishButton->setEnabled(TRUE);
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void HdrWizardForm::NextFinishButtonClicked() {
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int currentpage=pagestack->currentIndex();
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switch (currentpage) {
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//now align, if requested
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if (alignCheckBox->isChecked()) {
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QApplication::setOverrideCursor(QCursor(Qt::BusyCursor));
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confirmloadlabel->setText("<center><h3><b>"+tr("Aligning...")+"</b></h3></center>");
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NextFinishButton->setDisabled(TRUE);
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alignGroupBox->setDisabled(TRUE);
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EVgroupBox->setDisabled(TRUE);
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tableWidget->setDisabled(TRUE);
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switch (alignmentEngineCB->currentIndex()) {
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case 0: //Hugin's align_image_stack
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hdrCreationManager->align_with_ais();
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// if (hdrCreationManager->inputImageType()==HdrCreationManager::MDR_INPUT_TYPE) {
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// QMessageBox::warning(this,tr("Error..."),tr("MTB is not available with 16 bit input images."));
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hdrCreationManager->align_with_mtb();
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pagestack->setCurrentIndex(1);
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if(!customConfigCheckBox->isChecked()) {
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pagestack->setCurrentIndex(2);
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QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
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PfsFrameHDR=hdrCreationManager->createHdr(antighostingCheckBox->isChecked(),spinBoxIterations->value());
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QApplication::restoreOverrideCursor();
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void HdrWizardForm::currentPageChangedInto(int newindex) {
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//predefined configs page
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hdrCreationManager->removeTempFiles();
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NextFinishButton->setText(tr("&Finish"));
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//when at least 2 LDR inputs perform Manual Alignment
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int numldrs=hdrCreationManager->getLDRList().size();
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if (hdrCreationManager->inputImageType()==HdrCreationManager::LDR_INPUT_TYPE && numldrs>=2) {
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this->setDisabled(TRUE);
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//fix for some platforms/Qt versions: makes sure LDR images have alpha channel
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hdrCreationManager->makeSureLDRsHaveAlpha();
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EditingTools *editingtools= new EditingTools(hdrCreationManager);
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if (editingtools->exec() == QDialog::Accepted) {
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this->setDisabled(FALSE);
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else if (newindex==2) { //custom config
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predefConfigsComboBoxActivated(1);
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NextFinishButton->setText(tr("&Finish"));
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void HdrWizardForm::antighostRespCurveComboboxActivated(int fromgui) {
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gammaLinLogComboBoxActivated(fromgui);
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void HdrWizardForm::loadRespCurveFileButtonClicked() {
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loadcurvefilename = QFileDialog::getOpenFileName(
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tr("Load a camera response curve file"),
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tr("Camera response curve (*.m);;All Files (*)") );
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if (!loadcurvefilename.isEmpty()) {
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RespCurveFileLoadedLineEdit->setText(loadcurvefilename);
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loadRespCurveFromFileCheckboxToggled(loadRespCurveFromFileCheckbox->isChecked());
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void HdrWizardForm::saveRespCurveFileButtonClicked() {
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savecurvefilename = QFileDialog::getSaveFileName(
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tr("Save a camera response curve file"),
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tr("Camera response curve (*.m);;All Files (*)") );
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if (!savecurvefilename.isEmpty()) {
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CurveFileNameSaveLineEdit->setText(savecurvefilename);
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saveRespCurveToFileCheckboxToggled(saveRespCurveToFileCheckbox->isChecked());
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void HdrWizardForm::predefConfigsComboBoxActivated( int index_from_gui ) {
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hdrCreationManager->chosen_config=predef_confs[index_from_gui];
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lineEdit_showWeight->setText(getQStringFromConfig(1));
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lineEdit_show_resp->setText(getQStringFromConfig(2));
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lineEdit_showmodel->setText(getQStringFromConfig(3));
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void HdrWizardForm::triGaussPlateauComboBoxActivated(int from_gui) {
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hdrCreationManager->chosen_config.weights=weights_in_gui[from_gui];
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void HdrWizardForm::gammaLinLogComboBoxActivated(int from_gui) {
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hdrCreationManager->chosen_config.response_curve=responses_in_gui[from_gui];
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void HdrWizardForm::modelComboBoxActivated(int from_gui) {
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hdrCreationManager->chosen_config.model=models_in_gui[from_gui];
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void HdrWizardForm::loadRespCurveFilename( const QString & filename_from_gui) {
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if (!filename_from_gui.isEmpty()) {
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hdrCreationManager->chosen_config.response_curve=FROM_FILE;
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hdrCreationManager->chosen_config.LoadCurveFromFilename=filename_from_gui;
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QString HdrWizardForm::getCaptionTEXT() {
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return tr("(*) Weights: ")+getQStringFromConfig(1) + tr(" - Response curve: ") + getQStringFromConfig(2) + tr(" - Model: ") + getQStringFromConfig(3);
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QString HdrWizardForm::getQStringFromConfig( int type ) {
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if (type==1) { //return String for weights
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switch (hdrCreationManager->chosen_config.weights) {
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return tr("Triangular");
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return tr("Plateau");
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return tr("Gaussian");
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} else if (type==2) { //return String for response curve
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switch (hdrCreationManager->chosen_config.response_curve) {
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return tr("Logarithmic");
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return tr("From Calibration");
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return tr("From File");
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} else if (type==3) { //return String for model
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switch (hdrCreationManager->chosen_config.model) {
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return tr("Debevec");
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return tr("Robertson");
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//triggered by user interaction
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void HdrWizardForm::editingEVfinished() {
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//transform from EV value to expotime value
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hdrCreationManager->setEV(ImageEVdsb->value(),tableWidget->currentRow());
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if (hdrCreationManager->getFilesLackingExif().size()==0) {
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NextFinishButton->setEnabled(TRUE);
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//give an offset to the EV values if they are outside of the -10..10 range.
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hdrCreationManager->checkEVvalues();
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confirmloadlabel->setText(tr("<center><font color=\"#008400\"><h3><b>All the EV values have been set.</b></h3></font></center>"));
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confirmloadlabel->setText( QString(tr("<center><h3><b>To proceed you need to manually set the exposure values.<br><font color=\"#FF0000\">%1</font> values still required.</b></h3></center>")).arg(hdrCreationManager->getFilesLackingExif().size()) );
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void HdrWizardForm::inputHdrFileSelected(int i) {
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if (hdrCreationManager->isValidEV(i))
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ImageEVdsb->setValue(hdrCreationManager->getEV(i));
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if (hdrCreationManager->inputImageType()==HdrCreationManager::LDR_INPUT_TYPE) {
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QImage *image=hdrCreationManager->getLDRList().at(i);
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previewLabel->setPixmap(QPixmap::fromImage(image->scaled(previewLabel->size(), Qt::KeepAspectRatio)));
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ImageEVdsb->setFocus();
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void HdrWizardForm::resizeEvent ( QResizeEvent * ) {
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//make sure we ask for a thumbnail only when we need it
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if (pagestack->currentIndex()==0 && tableWidget->currentRow()!=-1 && hdrCreationManager->inputImageType()==HdrCreationManager::LDR_INPUT_TYPE) {
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QImage *image=hdrCreationManager->getLDRList().at(tableWidget->currentRow());
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previewLabel->setPixmap(QPixmap::fromImage(image->scaled(previewLabel->size(), Qt::KeepAspectRatio)));
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HdrWizardForm::~HdrWizardForm() {
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delete hdrCreationManager;
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void HdrWizardForm::keyPressEvent(QKeyEvent *event) {
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if (event->key() == Qt::Key_Enter || event->key()==Qt::Key_Return) {
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tableWidget->selectRow(tableWidget->currentRow()==tableWidget->rowCount()-1 ? 0 : tableWidget->currentRow()+1);
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} else if (event->key() == Qt::Key_Escape) {
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void HdrWizardForm::cancelButtonClicked() {
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hdrCreationManager->removeTempFiles();
added
removed
src/HdrWizard/newHdrWizard.cpp
