videosource/videosource.h

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#ifndef __VIDEOSOURCE_H
#define __VIDEOSOURCE_H

//#include <cv.h>
//#include <opencv/cv.h>
//#include <cv.h>
#ifdef OPENCV_APPLE_FRAMEWORK
#include <OpenCV/OpenCV.h>
#else
#include <cv.h>
#include <highgui.h>
#endif
#include <vector>


#ifndef DLLEXPORT
#if 0
#ifdef WIN32
#define DLLEXPORT __declspec(dllexport)
#else 
#define DLLEXPORT
#endif
#else
#define DLLEXPORT
#endif
#endif

class FptFrame;
class ParamSection;
class IniParser;


class VideoSource 
{
public:

        virtual bool initialize() =0;

        virtual bool getFrame(IplImage *dst)=0;

        virtual void getSize(int &width, int &height)=0;
        virtual ~VideoSource(){};

        virtual void start()=0;

        virtual void stop()=0;

        virtual void restart() { start(); }

        virtual bool isPlaying()=0;

        virtual int getId() { return -1; }; 

        virtual int getChannels(){return 3;}

        virtual void postProcess(FptFrame *) {}

        virtual const char *getStreamName() const = 0;

        virtual const char *getStreamType() const = 0;

        virtual void *getInternalPointer() { return 0; }
};


class ParticularVSFactory {
public:
        virtual ~ParticularVSFactory(){}
        const char *name; //< video source name
        virtual void registerParameters(ParamSection *sec)=0;
        virtual VideoSource *construct()=0;
};



class VideoSourceFactory {
public:
        DLLEXPORT VideoSourceFactory();
        DLLEXPORT ~VideoSourceFactory();

         DLLEXPORT  static VideoSourceFactory *instance();

        DLLEXPORT void registerParameters(IniParser *parser);

        DLLEXPORT void registerParameters(ParamSection *sec);


        DLLEXPORT VideoSource *construct();

        DLLEXPORT void registerFactory(ParticularVSFactory *f) { factories.push_back(f); }

private:

        typedef std::vector<ParticularVSFactory *> FactoryVector;
        static VideoSourceFactory *factory;
        FactoryVector factories;
};

#endif

---