CLAM-Development  1.4.0
AudioCodec.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 __AUDIOCODEC__
23 #define __AUDIOCODEC__
24 
25 #include <string>
26 
27 namespace CLAM
28 {
29 
30  class AudioFile;
31  class AudioFileHeader;
32  class AudioTextDescriptors;
33 
34 namespace AudioCodecs
35 {
36  class Stream;
37 
43  class Codec
44  {
45  public:
46  virtual ~Codec();
47  static bool FileExists( std::string filename );
49  virtual bool IsReadable( std::string filename ) const = 0;
51  virtual bool IsWritable( std::string filename, const AudioFileHeader& ) const = 0;
53  virtual Stream* GetStreamFor( const AudioFile& ) = 0;
55  virtual void RetrieveHeaderData( std::string uri, AudioFileHeader& ) = 0;
57  virtual void RetrieveTextDescriptors( std::string uri, AudioTextDescriptors& );
58  };
59 }
60 
61 }
62 
63 
64 #endif // AudioCodec.hxx
65