exporter.h

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#ifndef MF_EXPORTER_FILTER_H_
#define MF_EXPORTER_FILTER_H_

#include <utility>
#include "filter.h"
#include "../io/frame_exporter.h"

namespace mf { namespace flow {

template<typename Exporter>
class exporter_filter : public sink_filter {
private:
    Exporter exporter_;

public:
    input_type<Exporter::dimension, typename Exporter::elem_type> input;
    
    template<typename... Args>
    explicit exporter_filter(filter_node& nd, Args&&... args) :
        sink_filter(nd),
        exporter_(std::forward<Args>(args)...),
        input(*this) { }
    
    void setup() override {
        //
    }
    
    void process(node_job& job) override {
        auto in = job.in(input);
        exporter_.write_frame(in);
    }
};

}}

#endif