katie/util/imgconv/main.cpp
Ivailo Monev 4637cff951 save images with 100 as quality from imgconv utility
Signed-off-by: Ivailo Monev <xakepa10@gmail.com>
2022-06-17 21:33:12 +03:00

66 lines
2 KiB
C++

/****************************************************************************
**
** Copyright (C) 2022 Ivailo Monev
**
** This file is part of the utils of the Katie Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
**
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtCore/qcoreapplication.h>
#include <QtCore/qdebug.h>
#include <QtCore/qstringlist.h>
#include <QtCore/qfileinfo.h>
#include <QtGui/qimagereader.h>
QT_USE_NAMESPACE
int main(int argc, char *argv[])
{
QCoreApplication app(argc, argv);
const QStringList args = app.arguments().mid(1);
if (args.size() != 2) {
qWarning() << "Usage: imgconv <input> <output>";
return 1;
}
const QString inputpath(args.at(0));
QImageReader imagereader(inputpath);
QImage inputimage = imagereader.read();
if (inputimage.isNull()) {
qWarning() << "Cannot not read" << inputpath << ":" << imagereader.errorString();
return 2;
}
const QString outputpath(args.at(1));
const QFileInfo outputinfo(outputpath);
QByteArray outputformat(outputinfo.suffix().toLocal8Bit());
if (outputpath.endsWith(".svg.gz")) {
// the only exception I am aware of
outputformat = "svgz";
}
if (outputformat.isEmpty()) {
qWarning() << "Could not determine format for" << outputpath;
return 3;
}
if (inputimage.save(outputpath, outputformat, 100) == false) {
qWarning() << "Could not save" << outputpath;
return 4;
}
return 0;
}