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Diffstat (limited to 'digikam/imageplugins/restoration/restorationtool.cpp')
| -rw-r--r-- | digikam/imageplugins/restoration/restorationtool.cpp | 356 |
1 files changed, 356 insertions, 0 deletions
diff --git a/digikam/imageplugins/restoration/restorationtool.cpp b/digikam/imageplugins/restoration/restorationtool.cpp new file mode 100644 index 0000000..0ffce80 --- /dev/null +++ b/digikam/imageplugins/restoration/restorationtool.cpp @@ -0,0 +1,356 @@ +/* ============================================================ + * + * This file is a part of digiKam project + * http://www.digikam.org + * + * Date : 2005-03-26 + * Description : a digiKam image editor plugin to restore + * a photograph + * + * Copyright (C) 2005-2008 by Gilles Caulier <caulier dot gilles at gmail dot com> + * + * This program is free software; you can redistribute it + * and/or modify it under the terms of the GNU General + * Public License as published by the Free Software Foundation; + * either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * ============================================================ */ + +// Qt includes. + +#include <qlabel.h> +#include <qtooltip.h> +#include <qwhatsthis.h> +#include <qlayout.h> +#include <qcombobox.h> +#include <qtabwidget.h> +#include <qfile.h> +#include <qimage.h> + +// KDE includes. + +#include <kurllabel.h> +#include <klocale.h> +#include <kaboutdata.h> +#include <kiconloader.h> +#include <kapplication.h> +#include <kfiledialog.h> +#include <kglobalsettings.h> +#include <kstandarddirs.h> +#include <kmessagebox.h> + +// Local includes. + +#include "daboutdata.h" +#include "ddebug.h" +#include "imageiface.h" +#include "imagepanelwidget.h" +#include "editortoolsettings.h" +#include "greycstorationsettings.h" +#include "greycstorationwidget.h" +#include "greycstorationiface.h" +#include "restorationtool.h" +#include "restorationtool.moc" + +using namespace Digikam; + +namespace DigikamRestorationImagesPlugin +{ + +RestorationTool::RestorationTool(QObject* parent) + : EditorToolThreaded(parent) +{ + setName("restoration"); + setToolName(i18n("Restoration")); + setToolIcon(SmallIcon("restoration")); + + // ------------------------------------------------------------- + + m_gboxSettings = new EditorToolSettings(EditorToolSettings::Default| + EditorToolSettings::Ok| + EditorToolSettings::Cancel| + EditorToolSettings::Load| + EditorToolSettings::SaveAs| + EditorToolSettings::Try, + EditorToolSettings::PanIcon); + + QGridLayout* gridSettings = new QGridLayout(m_gboxSettings->plainPage(), 2, 1); + m_mainTab = new QTabWidget( m_gboxSettings->plainPage() ); + + QWidget* firstPage = new QWidget( m_mainTab ); + QGridLayout* grid = new QGridLayout(firstPage, 2, 2); + m_mainTab->addTab( firstPage, i18n("Preset") ); + + KURLLabel *cimgLogoLabel = new KURLLabel(firstPage); + cimgLogoLabel->setText(QString()); + cimgLogoLabel->setURL("http://cimg.sourceforge.net"); + KGlobal::dirs()->addResourceType("logo-cimg", KGlobal::dirs()->kde_default("data") + "digikam/data"); + QString directory = KGlobal::dirs()->findResourceDir("logo-cimg", "logo-cimg.png"); + cimgLogoLabel->setPixmap( QPixmap( directory + "logo-cimg.png" ) ); + QToolTip::add(cimgLogoLabel, i18n("Visit CImg library website")); + + QLabel *typeLabel = new QLabel(i18n("Filtering type:"), firstPage); + typeLabel->setAlignment ( Qt::AlignRight | Qt::AlignVCenter); + m_restorationTypeCB = new QComboBox(false, firstPage); + m_restorationTypeCB->insertItem( i18n("None") ); + m_restorationTypeCB->insertItem( i18n("Reduce Uniform Noise") ); + m_restorationTypeCB->insertItem( i18n("Reduce JPEG Artefacts") ); + m_restorationTypeCB->insertItem( i18n("Reduce Texturing") ); + QWhatsThis::add( m_restorationTypeCB, i18n("<p>Select the filter preset to use for photograph restoration:<p>" + "<b>None</b>: Most common values. Puts settings to default.<p>" + "<b>Reduce Uniform Noise</b>: reduce small image artifacts like sensor noise.<p>" + "<b>Reduce JPEG Artefacts</b>: reduce large image artifacts like JPEG compression mosaic.<p>" + "<b>Reduce Texturing</b>: reduce image artifacts like paper texture or Moire patterns " + "of a scanned image.<p>")); + + grid->addMultiCellWidget(cimgLogoLabel, 0, 0, 1, 1); + grid->addMultiCellWidget(typeLabel, 1, 1, 0, 0); + grid->addMultiCellWidget(m_restorationTypeCB, 1, 1, 1, 1); + grid->setRowStretch(1, 10); + grid->setMargin(m_gboxSettings->spacingHint()); + grid->setSpacing(m_gboxSettings->spacingHint()); + + m_settingsWidget = new GreycstorationWidget( m_mainTab ); + gridSettings->addMultiCellWidget(m_mainTab, 0, 0, 1, 1); + gridSettings->addMultiCellWidget(new QLabel(m_gboxSettings->plainPage()), 1, 1, 1, 1); + gridSettings->setMargin(m_gboxSettings->spacingHint()); + gridSettings->setSpacing(m_gboxSettings->spacingHint()); + gridSettings->setRowStretch(2, 10); + + setToolSettings(m_gboxSettings); + + // ------------------------------------------------------------- + + m_previewWidget = new ImagePanelWidget(470, 350, "restoration Tool", m_gboxSettings->panIconView()); + + setToolView(m_previewWidget); + init(); + + // ------------------------------------------------------------- + + connect(cimgLogoLabel, SIGNAL(leftClickedURL(const QString&)), + this, SLOT(processCImgURL(const QString&))); + + connect(m_restorationTypeCB, SIGNAL(activated(int)), + this, SLOT(slotResetValues(int))); + + // ------------------------------------------------------------- + + GreycstorationSettings defaults; + defaults.setRestorationDefaultSettings(); + m_settingsWidget->setDefaultSettings(defaults); +} + +RestorationTool::~RestorationTool() +{ +} + +void RestorationTool::renderingFinished() +{ + m_previewWidget->setEnable(true); + m_mainTab->setEnabled(true); +} + +void RestorationTool::readSettings() +{ + KConfig* config = kapp->config(); + config->setGroup("restoration Tool"); + + GreycstorationSettings settings; + GreycstorationSettings defaults; + defaults.setRestorationDefaultSettings(); + + settings.fastApprox = config->readBoolEntry("FastApprox", defaults.fastApprox); + settings.interp = config->readNumEntry("Interpolation", defaults.interp); + settings.amplitude = config->readDoubleNumEntry("Amplitude", defaults.amplitude); + settings.sharpness = config->readDoubleNumEntry("Sharpness", defaults.sharpness); + settings.anisotropy = config->readDoubleNumEntry("Anisotropy", defaults.anisotropy); + settings.alpha = config->readDoubleNumEntry("Alpha", defaults.alpha); + settings.sigma = config->readDoubleNumEntry("Sigma", defaults.sigma); + settings.gaussPrec = config->readDoubleNumEntry("GaussPrec", defaults.gaussPrec); + settings.dl = config->readDoubleNumEntry("Dl", defaults.dl); + settings.da = config->readDoubleNumEntry("Da", defaults.da); + settings.nbIter = config->readNumEntry("Iteration", defaults.nbIter); + settings.tile = config->readNumEntry("Tile", defaults.tile); + settings.btile = config->readNumEntry("BTile", defaults.btile); + m_settingsWidget->setSettings(settings); + + int p = config->readNumEntry("Preset", NoPreset); + m_restorationTypeCB->setCurrentItem(p); + if (p == NoPreset) + m_settingsWidget->setEnabled(true); + else + m_settingsWidget->setEnabled(false); +} + +void RestorationTool::writeSettings() +{ + GreycstorationSettings settings = m_settingsWidget->getSettings(); + KConfig* config = kapp->config(); + config->setGroup("restoration Tool"); + config->writeEntry("Preset", m_restorationTypeCB->currentItem()); + config->writeEntry("FastApprox", settings.fastApprox); + config->writeEntry("Interpolation", settings.interp); + config->writeEntry("Amplitude", settings.amplitude); + config->writeEntry("Sharpness", settings.sharpness); + config->writeEntry("Anisotropy", settings.anisotropy); + config->writeEntry("Alpha", settings.alpha); + config->writeEntry("Sigma", settings.sigma); + config->writeEntry("GaussPrec", settings.gaussPrec); + config->writeEntry("Dl", settings.dl); + config->writeEntry("Da", settings.da); + config->writeEntry("Iteration", settings.nbIter); + config->writeEntry("Tile", settings.tile); + config->writeEntry("BTile", settings.btile); + m_previewWidget->writeSettings(); + config->sync(); +} + +void RestorationTool::slotResetValues(int i) +{ + if (i == NoPreset) + m_settingsWidget->setEnabled(true); + else + m_settingsWidget->setEnabled(false); + + slotResetSettings(); +} + +void RestorationTool::slotResetSettings() +{ + GreycstorationSettings settings; + settings.setRestorationDefaultSettings(); + + switch(m_restorationTypeCB->currentItem()) + { + case ReduceUniformNoise: + { + settings.amplitude = 40.0; + break; + } + + case ReduceJPEGArtefacts: + { + settings.sharpness = 0.3; + settings.sigma = 1.0; + settings.amplitude = 100.0; + settings.nbIter = 2; + break; + } + + case ReduceTexturing: + { + settings.sharpness = 0.5; + settings.sigma = 1.5; + settings.amplitude = 100.0; + settings.nbIter = 2; + break; + } + } + + m_settingsWidget->setSettings(settings); +} + +void RestorationTool::processCImgURL(const QString& url) +{ + KApplication::kApplication()->invokeBrowser(url); +} + +void RestorationTool::prepareEffect() +{ + m_mainTab->setEnabled(false); + + DImg previewImage = m_previewWidget->getOriginalRegionImage(); + + setFilter(dynamic_cast<DImgThreadedFilter*>(new GreycstorationIface(&previewImage, + m_settingsWidget->getSettings(), GreycstorationIface::Restore, + 0, 0, 0, this))); +} + +void RestorationTool::prepareFinal() +{ + m_mainTab->setEnabled(false); + + ImageIface iface(0, 0); + uchar *data = iface.getOriginalImage(); + DImg originalImage(iface.originalWidth(), iface.originalHeight(), + iface.originalSixteenBit(), iface.originalHasAlpha(), data); + + setFilter(dynamic_cast<DImgThreadedFilter*>(new GreycstorationIface(&originalImage, + m_settingsWidget->getSettings(), GreycstorationIface::Restore, + 0, 0, 0, this))); + + delete [] data; +} + +void RestorationTool::putPreviewData() +{ + DImg imDest = filter()->getTargetImage(); + m_previewWidget->setPreviewImage(imDest); +} + +void RestorationTool::putFinalData() +{ + ImageIface iface(0, 0); + iface.putOriginalImage(i18n("Restoration"), filter()->getTargetImage().bits()); +} + +void RestorationTool::slotLoadSettings() +{ + KURL loadRestorationFile = KFileDialog::getOpenURL(KGlobalSettings::documentPath(), + QString( "*" ), kapp->activeWindow(), + QString( i18n("Photograph Restoration Settings File to Load")) ); + if( loadRestorationFile.isEmpty() ) + return; + + QFile file(loadRestorationFile.path()); + + if ( file.open(IO_ReadOnly) ) + { + if (!m_settingsWidget->loadSettings(file, QString("# Photograph Restoration Configuration File V2"))) + { + KMessageBox::error(kapp->activeWindow(), + i18n("\"%1\" is not a Photograph Restoration settings text file.") + .arg(loadRestorationFile.fileName())); + file.close(); + return; + } + + slotEffect(); + } + else + KMessageBox::error(kapp->activeWindow(), i18n("Cannot load settings from the Photograph Restoration text file.")); + + file.close(); + m_restorationTypeCB->blockSignals(true); + m_restorationTypeCB->setCurrentItem(NoPreset); + m_restorationTypeCB->blockSignals(false); + m_settingsWidget->setEnabled(true); +} + +void RestorationTool::slotSaveAsSettings() +{ + KURL saveRestorationFile = KFileDialog::getSaveURL(KGlobalSettings::documentPath(), + QString( "*" ), kapp->activeWindow(), + QString( i18n("Photograph Restoration Settings File to Save")) ); + if( saveRestorationFile.isEmpty() ) + return; + + QFile file(saveRestorationFile.path()); + + if ( file.open(IO_WriteOnly) ) + m_settingsWidget->saveSettings(file, QString("# Photograph Restoration Configuration File V2")); + else + KMessageBox::error(kapp->activeWindow(), i18n("Cannot save settings to the Photograph Restoration text file.")); + + file.close(); +} + +} // NameSpace DigikamRestorationImagesPlugin + |