apeproperties.h
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1 /***************************************************************************
2  copyright : (C) 2010 by Alex Novichkov
3  email : novichko@atnet.ru
4 
5  copyright : (C) 2006 by Lukáš Lalinský
6  email : lalinsky@gmail.com
7  (original WavPack implementation)
8  ***************************************************************************/
9 
10 /***************************************************************************
11  * This library is free software; you can redistribute it and/or modify *
12  * it under the terms of the GNU Lesser General Public License version *
13  * 2.1 as published by the Free Software Foundation. *
14  * *
15  * This library is distributed in the hope that it will be useful, but *
16  * WITHOUT ANY WARRANTY; without even the implied warranty of *
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
18  * Lesser General Public License for more details. *
19  * *
20  * You should have received a copy of the GNU Lesser General Public *
21  * License along with this library; if not, write to the Free Software *
22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA *
23  * 02110-1301 USA *
24  * *
25  * Alternatively, this file is available under the Mozilla Public *
26  * License Version 1.1. You may obtain a copy of the License at *
27  * http://www.mozilla.org/MPL/ *
28  ***************************************************************************/
29 
30 #ifndef TAGLIB_APEPROPERTIES_H
31 #define TAGLIB_APEPROPERTIES_H
32 
33 #include "taglib_export.h"
34 #include "audioproperties.h"
35 
36 namespace TagLib {
37 
38  namespace APE {
39 
40  class File;
41 
43 
50  {
51  public:
56  Properties(File *f, ReadStyle style = Average);
57 
61  virtual ~Properties();
62 
63  // Reimplementations.
64 
65  virtual int length() const;
66  virtual int bitrate() const;
67  virtual int sampleRate() const;
68  virtual int channels() const;
69 
73  int bitsPerSample() const;
74  uint sampleFrames() const;
75 
79  int version() const;
80 
81  private:
82  Properties(const Properties &);
83  Properties &operator=(const Properties &);
84 
85  void read();
86 
87  long findDescriptor();
88  long findID3v2();
89 
90  void analyzeCurrent();
91  void analyzeOld();
92 
93  class PropertiesPrivate;
94  PropertiesPrivate *d;
95  };
96  }
97 }
98 
99 #endif