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66 lines
2.6 KiB
66 lines
2.6 KiB
/***************************************************************************
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copyright : (C) 2002, 2003, 2006 by Jochen Issing
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email : jochen.issing@isign-softart.de
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***************************************************************************/
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/***************************************************************************
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* This library is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU Lesser General Public License version *
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* 2.1 as published by the Free Software Foundation. *
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* *
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* This library is distributed in the hope that it will be useful, but *
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* WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
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* Lesser General Public License for more details. *
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* *
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* You should have received a copy of the GNU Lesser General Public *
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* License along with this library; if not, write to the Free Software *
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, *
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* MA 02110-1301 USA *
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***************************************************************************/
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#ifndef MP4MVHDBOX_H
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#define MP4MVHDBOX_H
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#include "mp4isofullbox.h"
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#include "mp4fourcc.h"
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#include "mp4file.h" // ulonglong
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namespace TagLib
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{
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namespace MP4
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{
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class Mp4MvhdBox: public Mp4IsoFullBox
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{
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public:
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Mp4MvhdBox( TagLib::File* file, MP4::Fourcc fourcc, TagLib::uint size, long offset );
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~Mp4MvhdBox();
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//! function to get the creation time of the mp4 file
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ulonglong creationTime() const;
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//! function to get the modification time of the mp4 file
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ulonglong modificationTime() const;
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//! function to get the timescale referenced by the above timestamps
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uint timescale() const;
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//! function to get the presentation duration in the mp4 file
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ulonglong duration() const;
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//! function to get the rate (playout speed) - typically 1.0;
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uint rate() const;
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//! function to get volume level for presentation - typically 1.0;
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uint volume() const;
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//! function to get the track ID for adding new tracks - useless for this lib
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uint nextTrackID() const;
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//! parse mvhd contents
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void parse();
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private:
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class Mp4MvhdBoxPrivate;
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Mp4MvhdBoxPrivate* d;
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}; // Mp4MvhdBox
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} // namespace MP4
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} // namespace TagLib
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#endif // MP4MVHDBOX_H
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