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amarok/amarok/src/metadata/m4a/itunesdatabox.cpp

64 lines
2.4 KiB

/***************************************************************************
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 <iostream>
#include "itunesdatabox.h"
#include "tbytevector.h"
#include "mp4isobox.h"
#include "tfile.h"
using namespace TagLib;
class MP4::ITunesDataBox::ITunesDataBoxPrivate
{
public:
ByteVector data;
};
MP4::ITunesDataBox::ITunesDataBox( TagLib::File* file, MP4::Fourcc fourcc, uint size, long offset )
:Mp4IsoFullBox(file, fourcc, size, offset)
{
d = new MP4::ITunesDataBox::ITunesDataBoxPrivate();
}
MP4::ITunesDataBox::~ITunesDataBox()
{
delete d;
}
ByteVector MP4::ITunesDataBox::data() const
{
return d->data;
}
//! parse the content of the box
void MP4::ITunesDataBox::parse()
{
// skip first 4 byte - don't know what they are supposed to be for - simply 4 zeros
file()->seek( 4, TagLib::File::Current );
// read contents - remaining size is box_size-12-4 (12:fullbox header, 4:starting zeros of data box)
#if 0
std::cout << " reading data box with data length: " << size()-16 << std::endl;
#endif
d->data = file()->readBlock( size()-12-4 );
}