Amarok – versatile and easy to use audio player
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amarok/amarok/src/metadata/mp4/mp4properties.h

86 lines
2.9 KiB

/***************************************************************************
copyright : (C) 2005 by Andy Leadbetter
email : andrew.leadbetter@gmail.com
***************************************************************************/
/***************************************************************************
* 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 *
***************************************************************************/
#ifndef TAGLIB_MP4PROPERTIES_H
#define TAGLIB_MP4PROPERTIES_H
#include <audioproperties.h>
#include <tstring.h>
#include <mp4v2/mp4v2.h>
// mp4.h drags in mp4_config.h that defines these
// get rid of them so they don't conflict with our config.h
#undef VERSION
#undef PACKAGE
namespace TagLib {
namespace MP4 {
class File;
/*!
* This reads the data from a MP4 stream to support the
* AudioProperties API.
*/
class Properties : public AudioProperties
{
public:
/*!
* Initialize this structure
*/
Properties(Properties::ReadStyle style);
/*!
* Destroys this MP4 Properties instance.
*/
virtual ~Properties();
// Reimplementations.
virtual int length() const;
virtual int bitrate() const;
virtual int sampleRate() const;
virtual int channels() const;
void readMP4Properties(MP4FileHandle mp4File);
private:
void readAudioTrackProperties(MP4FileHandle mp4File, MP4TrackId trackId );
friend class MP4::File;
int m_length;
int m_bitrate;
int m_sampleRate;
int m_channels;
Properties(const Properties &);
Properties &operator=(const Properties &);
void read();
};
}
}
#endif