factory.h

#ifndef FACTORY_H
#define FACTORY_H
 
#include <reader.h>
 
#include <QObject>
#include <tuple>
 
#include "flowcalculator.h"
#include "flowcalculatorcpu.h"
#include "imagegatherer.h"
#include "imagegatherercpu.h"
#include "keyframeselector.h"
 
#ifdef WITH_CUDA
#include "flowcalculatorcuda.h"
#include "imagegatherercuda.h"
#endif
 
#define CUDA 0
#define CPU 1
 
class Factory {
   public:
    static Factory &instance() {
        static Factory INSTANCE = Factory();
        return INSTANCE;
    }
    std::tuple<ImageGatherer *, FlowCalculator *, KeyframeSelector *>
    createComponents(std::vector<uint> futureFrames, Reader *reader,
                     bool useCuda, double threshold);
 
   private:
    Factory();
    ImageGatherer *createImageGatherer(std::vector<uint> futureFrames,
                                       Reader *reader, bool useCuda);
    FlowCalculator *createFlowCalculator(bool useCuda);
};
 
#endif  // FACTORY_H