ArnoldFileFrameManager.h

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#ifndef _ArnoldFileFRAMEMANAGER_H_
#define _ArnoldFileFRAMEMANAGER_H_

#pragma once

#include "LumiverseCoreConfig.h"
#ifdef USE_ARNOLD

#include "../lib/libjson/libjson.h"
#include "Logger.h"
#include "ArnoldFrameManager.h"
#include "imageio.h"

#include <mutex>
#include <functional>
#include <set>
#include <chrono>
#include <sstream>
#include <iostream>
#include <cstdio>
#include "../lib/libpng/png.h"

namespace Lumiverse {
    class ArnoldFileFrameManager : public ArnoldFrameManager
    {
      public:
      ArnoldFileFrameManager(std::string frame_path, int fps = 24) :
        m_frame_path(frame_path), m_prev_frame(-1), m_current(0), m_buffer(NULL),
        ArnoldFrameManager(fps) { }

    virtual ~ArnoldFileFrameManager();

    virtual void dump(time_t time, float *frame, size_t width, size_t height);

    void saveToFile(string file, float *frame, size_t width, size_t height);

    virtual float *getCurrentFrameBuffer();

    virtual time_t getCurrentTime() const;

    virtual time_t getNextTime() const;
      
    virtual bool hasNext() const;
        
    virtual bool isEmpty() const;

    virtual size_t getFrameNum() const;
        
    virtual void clear();

    virtual std::string getType() { return "ArnoldFileFrameManager"; }

      private:
    bool fileExists(std::string fileName) const;

    void deleteFile(std::string fileName) const;

    // A frame buffer of current frame. This buffer is only used to display.
    float *m_buffer;

    // The path to the directory containing all frames.
    std::string m_frame_path;

    // The index of the last frame from the previous call.
    int m_prev_frame;

    // The index of current frame.
    size_t m_current;
    };
    
}

#endif

#endif