MultiChannelAudioFileWriter.hxx

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00001 /*
00002  * Copyright (c) 2001-2004 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 __MULTICHANNELAUDIOFILEWRITER__
00023 #define __MULTICHANNELAUDIOFILEWRITER__
00024 
00025 #include "MultiChannelAudioFileWriterConfig.hxx"
00026 #include "Processing.hxx"
00027 #include "AudioFile.hxx"
00028 #include <vector>
00029 #include "Array.hxx"
00030 
00031 namespace CLAM
00032 {
00033         class AudioInPort;
00034         class Audio;
00035 
00036         class MultiChannelAudioFileWriter
00037                 : public Processing
00038         {
00039         public:
00040                 MultiChannelAudioFileWriter();
00041                 MultiChannelAudioFileWriter( const ProcessingConfig& cfg );
00042 
00043                 ~MultiChannelAudioFileWriter();
00044 
00045                 virtual const char* GetClassName() const;
00046                 virtual const ProcessingConfig& GetConfig() const;
00047                 virtual bool  Do();
00048                 virtual bool  Do( std::vector<Audio>& inputs );
00049                 bool ModifiesPortsAndControlsAtConfiguration();
00050 
00051         protected: 
00052                 
00053                 virtual bool ConcreteConfigure( const ProcessingConfig& cfgObject );
00054                 virtual bool ConcreteStart();
00055                 virtual bool ConcreteStop();
00056 
00057                 void DestroyOldInputs();
00058 
00059         protected:
00060                 typedef std::vector< AudioInPort* > VectorOfInputs;
00061                 typedef std::vector< const Audio* > InputsRefVector;
00062                 
00063                 MultiChannelAudioFileWriterConfig    mConfig;
00064                 VectorOfInputs                       mInputs;
00065                 AudioCodecs::Stream*                 mNativeStream;
00066                 Array<TIndex>                        mChannelsToWrite;
00067                 Array<TData*>                        mSamplesMatrix;
00068                 AudioFileTarget                      mAudioFile;
00069         };
00070 }
00071 
00072 #endif // MultiChannelAudioFileWriter.hxx
00073