imageprocessor.h

#ifndef IMAGEPROCESSOR_H
#define IMAGEPROCESSOR_H
 
#include <opencv2/core.hpp>
#include <opencv2/imgcodecs.hpp>
#include <opencv2/imgproc.hpp>
 
#include <QString>
#include <QDir>
#include <QRect>
#include <QDebug>
 
#include <vector>
#include <memory>
#include <optional>
 
#include "reader.h"
 
class ImageContext {
public:
    cv::Mat image;         // processed image, i.e. resized, cropped, ...
    cv::Mat originalImage; // original image before any processing
    uint index;
    QString filename;
};
 
class ImageCommand {
public:
    virtual std::optional<QString> execute(ImageContext &ctx) = 0;
    virtual ~ImageCommand() = default;
};
 
class ImageProcessor {
    std::vector<std::unique_ptr<ImageCommand>> commands;
 
public:
    void addCommand(std::unique_ptr<ImageCommand> cmd);
    std::optional<QString> process(ImageContext &context);
};
 
#endif //IMAGEPROCESSOR_H