CLAM-Development
1.1
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00001 /* 00002 * Copyright (c) 2004 MUSIC TECHNOLOGY GROUP (MTG) 00003 * UNIVERSITAT POMPEU FABRA 00004 * 00005 * 00006 * This program is free software; you can redistribute it and/or modify 00007 * it under the terms of the GNU General Public License as published by 00008 * the Free Software Foundation; either version 2 of the License, or 00009 * (at your option) any later version. 00010 * 00011 * This program is distributed in the hope that it will be useful, 00012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00014 * GNU General Public License for more details. 00015 * 00016 * You should have received a copy of the GNU General Public License 00017 * along with this program; if not, write to the Free Software 00018 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00019 * 00020 */ 00021 00022 #ifndef __AUDIOCODEC__ 00023 #define __AUDIOCODEC__ 00024 00025 #include <string> 00026 00027 namespace CLAM 00028 { 00029 00030 class AudioFile; 00031 class AudioFileHeader; 00032 class AudioTextDescriptors; 00033 00034 namespace AudioCodecs 00035 { 00036 class Stream; 00037 00043 class Codec 00044 { 00045 public: 00046 virtual ~Codec(); 00047 static bool FileExists( std::string filename ); 00049 virtual bool IsReadable( std::string filename ) const = 0; 00051 virtual bool IsWritable( std::string filename, const AudioFileHeader& ) const = 0; 00053 virtual Stream* GetStreamFor( const AudioFile& ) = 0; 00055 virtual void RetrieveHeaderData( std::string uri, AudioFileHeader& ) = 0; 00057 virtual void RetrieveTextDescriptors( std::string uri, AudioTextDescriptors& ); 00058 }; 00059 } 00060 00061 } 00062 00063 00064 #endif // AudioCodec.hxx 00065