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94 lines
3.4 KiB
94 lines
3.4 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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#include <iostream>
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#include "itunesdiskbox.h"
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#include "itunesdatabox.h"
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#include "mp4isobox.h"
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#include "mp4file.h"
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#include "tfile.h"
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#include "mp4tagsproxy.h"
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using namespace TagLib;
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class MP4::ITunesDiskBox::ITunesDiskBoxPrivate
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{
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public:
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ITunesDataBox* dataBox;
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};
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MP4::ITunesDiskBox::ITunesDiskBox( TagLib::File* file, MP4::Fourcc fourcc, uint size, long offset )
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:Mp4IsoBox(file, fourcc, size, offset)
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{
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d = new MP4::ITunesDiskBox::ITunesDiskBoxPrivate();
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d->dataBox = 0;
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}
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MP4::ITunesDiskBox::~ITunesDiskBox()
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{
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if( d->dataBox != 0 )
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delete d->dataBox;
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delete d;
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}
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//! parse the content of the box
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void MP4::ITunesDiskBox::parse()
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{
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TagLib::MP4::File* mp4file = static_cast<MP4::File*>( file() );
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// parse data box
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TagLib::uint size;
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MP4::Fourcc fourcc;
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if(mp4file->readSizeAndType( size, fourcc ) == true)
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{
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// check for type - must be 'data'
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if( fourcc != MP4::Fourcc("data") )
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{
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std::cerr << "bad atom in itunes tag - skipping it." << std::endl;
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// jump over data tag
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mp4file->seek( size-8, TagLib::File::Current );
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return;
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}
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d->dataBox = new ITunesDataBox( mp4file, fourcc, size, mp4file->tell() );
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d->dataBox->parsebox();
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}
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else
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{
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// reading unsuccessful - serious error!
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std::cerr << "Error in parsing ITunesDiskBox - serious Error in taglib!" << std::endl;
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return;
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}
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// register data box
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mp4file->tagProxy()->registerBox( Mp4TagsProxy::disk, d->dataBox );
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#if 0
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// get data pointer - just for debugging...
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TagLib::ByteVector trknData = d->dataBox->data();
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TagLib::String trknumber = TagLib::String::number( static_cast<int>( static_cast<unsigned char>(trknData[0]) << 24 |
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static_cast<unsigned char>(trknData[1]) << 16 |
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static_cast<unsigned char>(trknData[2]) << 8 |
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static_cast<unsigned char>(trknData[3]) ) );
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std::cout << "Content of tracknumber box: " << trknumber << std::endl;
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#endif
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}
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