CLAM-Development  1.4.0
MpegCodec.hxx
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1 /*
2  * Copyright (c) 2004 MUSIC TECHNOLOGY GROUP (MTG)
3  * UNIVERSITAT POMPEU FABRA
4  *
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19  *
20  */
21 
22 #ifndef __MPEGCODEC__
23 #define __MPEGCODEC__
24 
25 #include "AudioCodec.hxx"
26 #include "DataTypes.hxx"
27 
28 struct mad_frame;
29 
30 namespace CLAM
31 {
32 
33 namespace AudioCodecs
34 {
35 
36 
37  class MpegCodec : public Codec
38  {
39  private:
40  MpegCodec();
41 
42  public:
43  virtual ~MpegCodec();
44 
45  static MpegCodec& Instantiate();
46 
47  virtual bool IsReadable( std::string uri ) const;
48  virtual bool IsWritable( std::string uri, const AudioFileHeader& ) const;
49  virtual Stream* GetStreamFor( const AudioFile& );
50  virtual void RetrieveHeaderData( std::string uri, AudioFileHeader& );
51  virtual void RetrieveTextDescriptors( std::string uri, AudioTextDescriptors& );
52 
53  protected:
54 
55  void RetrieveMPEGFrameInfo( const struct mad_frame& MPEGframe,
56  AudioFileHeader& header );
57 
58  };
59 }
60 
61 }
62 
63 
64 #endif // MpegCodec.hxx
65