File indexing completed on 2025-03-09 03:57:01

 /* ============================================================
  *
  * This file is a part of digiKam project
  * https://www.digikam.org
  *
  * Date        : 2013-11-28
  * Description : a command line tool to export ExifTool metadata
  *
  * SPDX-FileCopyrightText: 2012-2024 by Gilles Caulier <caulier dot gilles at gmail dot com>
  *
  * SPDX-License-Identifier: GPL-2.0-or-later
  *
  * ============================================================ */
 
 // Qt includes
 
 #include <QString>
 #include <QStringList>
 #include <QTextStream>
 #include <QCoreApplication>
 #include <QVariant>
 #include <QObject>
 
 // Local includes
 
 #include "dimg.h"
 #include "digikam_debug.h"
 #include "dpluginloader.h"
 #include "metaengine.h"
 #include "exiftoolparser.h"
 
 using namespace Digikam;
 
 int main(int argc, char** argv)
 {
     QCoreApplication app(argc, argv);
 
     if (argc != 2)
     {
         qCDebug(DIGIKAM_TESTS_LOG) << "exiftoolexport_cli - CLI tool to export ExifTool metadata from image";
         qCDebug(DIGIKAM_TESTS_LOG) << "Usage: <image>";
         return -1;
     }
 
     MetaEngine::initializeExiv2();
     DPluginLoader::instance()->init();
 
     // Create ExifTool parser instance.
 
     ExifToolParser* const parser = new ExifToolParser(qApp);
 
     // Read metadata from the file. Start ExifToolParser
 
     if (!parser->loadChunk(QString::fromUtf8(argv[1])))
     {
         qCWarning(DIGIKAM_TESTS_LOG) << "Metadata chunk cannot be loaded";
         return -1;
     }
 
     ExifToolParser::ExifToolData chunk = parser->currentData();
 
     qCDebug(DIGIKAM_TESTS_LOG) << "Metadata chunk loaded";
 
     ExifToolParser::ExifToolData::iterator it = chunk.find(QLatin1String("EXV"));
 
     if (it == chunk.end())
     {
         qCWarning(DIGIKAM_TESTS_LOG) << "Metadata chunk is empty";
         return -1;
     }
 
     QVariantList varLst = it.value();
 
     MetaEngine meta;
 
     QByteArray exv = varLst[0].toByteArray();
 
     if (!exv.isEmpty())
     {
         qCDebug(DIGIKAM_TESTS_LOG) << "EXV chunk size" << exv.size();
         meta.loadFromData(exv);
     }
 
     QFile ef(QLatin1String("output.exv"));
 
     if (!ef.open(QIODevice::WriteOnly))
     {
         qCWarning(DIGIKAM_TESTS_LOG) << "Cannot open target EXV file";
         return -1;
     }
 
     ef.write(exv);
     ef.close();
 
     DImg file(1, 1, false);
     file.setMetadata(meta.data());
     file.save(QLatin1String("output.jpg"), DImg::JPEG);
 
     return 0;
 }