/*************************************************************************** copyright : (C) 2002, 2003, 2006 by Jochen Issing email : jochen.issing@isign-softart.de ***************************************************************************/ /*************************************************************************** * This library is free software; you can redistribute it and/or modify * * it under the terms of the GNU Lesser General Public License version * * 2.1 as published by the Free Software Foundation. * * * * This library 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 * * Lesser General Public License for more details. * * * * You should have received a copy of the GNU Lesser General Public * * License along with this library; if not, write to the Free Software * * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, * * MA 02110-1301 USA * ***************************************************************************/ #ifndef MP4MVHDBOX_H #define MP4MVHDBOX_H #include "mp4isofullbox.h" #include "mp4fourcc.h" #include "mp4file.h" // ulonglong namespace TagLib { namespace MP4 { class Mp4MvhdBox: public Mp4IsoFullBox { public: Mp4MvhdBox( TagLib::File* file, MP4::Fourcc fourcc, TagLib::uint size, long offset ); ~Mp4MvhdBox(); //! function to get the creation time of the mp4 file ulonglong creationTime() const; //! function to get the modification time of the mp4 file ulonglong modificationTime() const; //! function to get the timescale referenced by the above timestamps uint timescale() const; //! function to get the presentation duration in the mp4 file ulonglong duration() const; //! function to get the rate (playout speed) - typically 1.0; uint rate() const; //! function to get volume level for presentation - typically 1.0; uint volume() const; //! function to get the track ID for adding new tracks - useless for this lib uint nextTrackID() const; //! parse mvhd contents void parse(); private: class Mp4MvhdBoxPrivate; Mp4MvhdBoxPrivate* d; }; // Mp4MvhdBox } // namespace MP4 } // namespace TagLib #endif // MP4MVHDBOX_H