mp4properties.h

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/**************************************************************************
    copyright            : (C) 2007 by Lukáš Lalinský
    email                : lalinsky@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                                                       *
 *                                                                         *
 *   Alternatively, this file is available under the Mozilla Public        *
 *   License Version 1.1.  You may obtain a copy of the License at         *
 *   http://www.mozilla.org/MPL/                                           *
 ***************************************************************************/
 
#ifndef TAGLIB_MP4PROPERTIES_H
#define TAGLIB_MP4PROPERTIES_H
 
#include "taglib_export.h"
#include "audioproperties.h"
 
namespace TagLib {
 
  namespace MP4 {
 
    class Atoms;
    class File;
 
    class TAGLIB_EXPORT Properties : public AudioProperties
    {
    public:
      enum Codec {
        Unknown = 0,
        AAC,
        ALAC
      };
 
      Properties(File *file, Atoms *atoms, ReadStyle style = Average);
      virtual ~Properties();
 
      virtual int length() const;
 
      // BIC: make virtual
      int lengthInSeconds() const;
 
      // BIC: make virtual
      int lengthInMilliseconds() const;
 
      virtual int bitrate() const;
 
      virtual int sampleRate() const;
 
      virtual int channels() const;
 
      virtual int bitsPerSample() const;
 
      bool isEncrypted() const;
 
      Codec codec() const;
 
    private:
      void read(File *file, Atoms *atoms);
 
      class PropertiesPrivate;
      PropertiesPrivate *d;
    };
 
  }
 
}
 
#endif