Glue.h

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/*

Glue.h -- helper class for combining several single channel framestreams to one multichannel framestream
See the copyright notice and acknowledgment of authors in the file COPYRIGHT
Code written by Jorge Castellanos, Graham Wakefield, Florian Hollerweger, 2005

*/

#ifndef GLUE_H
#define GLUE_H

#include "CSL_Core.h"
#include "Variable.h"
#include "CPoint.h"

namespace csl {

class Glue : public FrameStream {

protected:

    unsigned mNumInputs;    // number of input mono framestreams
    Buffer mInBuffer;       // input value buffer
    FrameStream **mInPtr;   // reference to the input framestreams
    
public:
    
    Glue();                         // defaults to two inputs
    Glue(unsigned int numInputs);   // specify number of inputs
    ~Glue();                        // destructor
    
    // specify the mono framestream at the Nth input of our Glue object
    void setNthInput(FrameStream &input, unsigned int channel);
    
    // Overriding Framestream::next_buffer(). Here, the input mono framestreams are combined to one output multichannel framestream
    virtual status next_buffer(Buffer &inputBuffer, Buffer &outputBuffer);
    
};

}

#endif