?? mp4sampleentry.cpp
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/*************************************************************************** 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 * ***************************************************************************/#include "mp4sampleentry.h"#include "mp4isobox.h"#include "mp4file.h"using namespace TagLib;class MP4::Mp4SampleEntry::Mp4SampleEntryPrivate{public: TagLib::uint data_reference_index;};MP4::Mp4SampleEntry::Mp4SampleEntry( TagLib::File* file, MP4::Fourcc fourcc, uint size, long offset ) :Mp4IsoBox(file, fourcc, size, offset){ d = new MP4::Mp4SampleEntry::Mp4SampleEntryPrivate();}MP4::Mp4SampleEntry::~Mp4SampleEntry(){ delete d;}//! parse the content of the boxvoid MP4::Mp4SampleEntry::parse(){ TagLib::MP4::File* mp4file = dynamic_cast<TagLib::MP4::File*>(file()); if(!mp4file) return; // skip the first 6 bytes mp4file->seek( 6, TagLib::File::Current ); // read data reference index if(!mp4file->readShort( d->data_reference_index)) return; parseEntry();}
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