QTfrontend/util/LibavInteraction.h
author Wuzzy <Wuzzy2@mail.ru>
Thu, 25 Apr 2019 23:01:05 +0200
changeset 14844 e239378a9400
parent 12273 2eedf9e0cd6d
permissions -rw-r--r--
Prevent entering “/”, “\” and “:” in team and scheme names. The name of teams and schems is saved in the file name itself, so these characters would cause trouble as they are used in path names in Linux and Windows.

/*
 * Hedgewars, a free turn based strategy game
 * Copyright (c) 2004-2015 Andrey Korotaev <unC0Rr@gmail.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; version 2 of the License
 *
 * 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, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

#ifndef LIBAV_INTERACTION
#define LIBAV_INTERACTION

#include <QComboBox>

/**
 * @brief Class for interacting with ffmpeg/libav libraries
 *
 * @see <a href="https://en.wikipedia.org/wiki/Singleton_pattern">singleton pattern</a>
 */
class LibavInteraction : public QObject
{
    Q_OBJECT;

    LibavInteraction();

public:

    static LibavInteraction & instance();

    // fill combo box with known file formats
    void fillFormats(QComboBox * pFormats);

    // fill combo boxes with known codecs for given formats
    void fillCodecs(const QString & format, QComboBox * pVCodecs, QComboBox * pACodecs);

    QString getExtension(const QString & format);

    // get information about file (duration, resolution etc) in multiline string
    QString getFileInfo(const QString & filepath);
};

#endif // LIBAV_INTERACTION