/***************************************************************************    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();}