QTfrontend/util/LibavInteraction.h
changeset 7897 5e7c0810f365
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7896:67217e6108fd 7897:5e7c0810f365
       
     1 /*
       
     2  * Hedgewars, a free turn based strategy game
       
     3  * Copyright (c) 2004-2012 Andrey Korotaev <unC0Rr@gmail.com>
       
     4  *
       
     5  * This program is free software; you can redistribute it and/or modify
       
     6  * it under the terms of the GNU General Public License as published by
       
     7  * the Free Software Foundation; version 2 of the License
       
     8  *
       
     9  * This program is distributed in the hope that it will be useful,
       
    10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
       
    11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
       
    12  * GNU General Public License for more details.
       
    13  *
       
    14  * You should have received a copy of the GNU General Public License
       
    15  * along with this program; if not, write to the Free Software
       
    16  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
       
    17  */
       
    18 
       
    19 #ifndef LIBAV_ITERACTION
       
    20 #define LIBAV_ITERACTION
       
    21 
       
    22 #include <QComboBox>
       
    23 
       
    24 /**
       
    25  * @brief Class for interacting with ffmpeg/libav libraries
       
    26  *
       
    27  * @see <a href="http://en.wikipedia.org/wiki/Singleton_pattern">singleton pattern</a>
       
    28  */
       
    29 class LibavInteraction : public QObject
       
    30 {
       
    31     Q_OBJECT;
       
    32 
       
    33     LibavInteraction();
       
    34 
       
    35 public:
       
    36 
       
    37     static LibavInteraction & instance();
       
    38 
       
    39     // fill combo box with known file formats
       
    40     void fillFormats(QComboBox * pFormats);
       
    41 
       
    42     // fill combo boxes with known codecs for given formats
       
    43     void fillCodecs(const QString & format, QComboBox * pVCodecs, QComboBox * pACodecs);
       
    44 
       
    45     QString getExtension(const QString & format);
       
    46 
       
    47     // get information about file (duration, resolution etc) in multiline string
       
    48     QString getFileInfo(const QString & filepath);
       
    49 };
       
    50 
       
    51 #endif // LIBAV_ITERACTION