SoundFileCA.h

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#ifndef CSL_SoundFileCA_H
#define CSL_SoundFileCA_H

#include "SoundFile.h"
#import <AudioToolbox/ExtendedAudioFile.h>

namespace csl {


class CASoundFile : public Abst_SoundFile {
public:
    CASoundFile(CFURLRef path);
    CASoundFile(string path, int start = -1, int stop = -1);
    CASoundFile(string folder, string path, int start = -1, int stop = -1);
    CASoundFile(CASoundFile & otherSndFile);        
    ~CASoundFile();

    SoundFileFormat format();                       
    void dump();                                    
    void openForRead() throw (CException);          


    void openForWrite(SoundFileFormat format = kSoundFileFormatAIFF, 
                    unsigned channels = 1, 
                    unsigned rate = 44100,
                    unsigned bitDepth = 16) throw (CException);
    void openForReadWrite() throw (CException);     
    void close();                                   

    unsigned seekTo(int position, SeekPosition whence) throw(CException);
    void readBufferFromFile(unsigned numFrames);    

    void writeBuffer(Buffer &inputBuffer) throw (CException);   

protected:
    void initFromSndfile();                         
//  void convertFormat(unsigned num, unsigned start);

    CFURLRef mURL;                                  
    AudioFileID mSoundID;                           
    bool mBigEndian;                                
};

}

#endif

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