proxymanager.h

/*
 * Copyright (c) 2020-2026 Meltytech, LLC
 *
 * 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 3 of the License, 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef PROXYMANAGER_H
#define PROXYMANAGER_H
 
#include <QDir>
#include <QPoint>
#include <QString>
 
namespace Mlt {
class Producer;
class Service;
} // namespace Mlt
 
class ProxyManager
{
private:
    ProxyManager(){};
 
public:
    enum ScanMode { Automatic, Progressive, InterlacedTopFieldFirst, InterlacedBottomFieldFirst };
 
    static QDir dir();
    static QString resource(Mlt::Service &producer);
    static void generateVideoProxy(Mlt::Producer &producer,
                                   bool fullRange,
                                   ScanMode scanMode = Automatic,
                                   const QPoint &aspectRatio = QPoint(),
                                   bool replace = true);
    static void generateImageProxy(Mlt::Producer &producer, bool replace = true);
    static bool filterXML(QString &xml, QString root);
    static bool filePending(Mlt::Producer &producer);
    static bool isValidImage(Mlt::Producer &producer);
    static bool isValidVideo(Mlt::Producer producer);
    static bool generateIfNotExists(Mlt::Producer &producer, bool replace = true);
    static const char *videoFilenameExtension();
    static const char *pendingVideoExtension();
    static const char *imageFilenameExtension();
    static const char *pendingImageExtension();
    static int resolution();
    static void generateIfNotExistsAll(Mlt::Producer &producer);
    static bool removePending();
    static QString GoProProxyFilePath(const QString &resource);
    static QString DJIProxyFilePath(const QString &resource);
    // <project>/proxies/<fileName> if it exists, else the configured proxy folder. Empty if neither.
    static QString hashProxyFilePath(const QString &fileName, const QDir &projectFolder);
    // First existing GoPro, DJI, or Proxy/Proxies-folder proxy. Empty if none.
    static QString existingExternalProxy(const QString &resource);
};
 
#endif // PROXYMANAGER_H