frame_handler.h

#ifndef FRAME_HANDLER_H
#define FRAME_HANDLER_H
 
// standart headers
#include <iostream>
 
// OpenCV headers
#include <opencv2/imgcodecs.hpp>
#include <opencv2/highgui.hpp>
#include <opencv2/imgproc.hpp>
#include <opencv2/video/tracking.hpp>
#include <opencv2/opencv.hpp>
 
// my headers
#include "VVT-V2/helper.h"
 
using namespace cv;
 
class FrameHandler
{
public:
    FrameHandler(const std::string input_file_name, const std::string output_file_name, const std::string main_window_name);
    ~FrameHandler();
    void ReadNextFrame();
    void ShowFrame(Mat frame, bool fullscreen);
    void WriteFrame(Mat frame);
    Mat ConcatenateFramesHorizontally(Mat left_frame, Mat right_frame);
    Mat ConcatenateFramesVertically(Mat top_frame, Mat bottom_frame);
    Mat PutFrameOverFrame(Mat foreground_frame, Mat background_frame, Point2i translation_vector);
 
// Геттеры
public:
    Mat MakeGrayFrame(Mat frame_to_be_grayed);
    bool GetInputCapStatus();
    Mat GetCurrentFrame();
    String GetMainWindowName();
    double GetCurrentTimeOfFrame();
    int GetCurrentPosOfFrame();
    int GetAmountOfFrames();
    int GetInputFps();
    int GetFrameWidth();
    int GetFrameHeight();
    float GetTextResizeFactor();
    Mat AddTips(Mat frame, int mode);
    Mat GenerateGradScale(int left_limit, int right_limit, int colored_point_mode);
 
private:
    void InitTextResizeFactors();
 
private:
    Mat current_frame_;
    VideoCapture* input_cap_;
    bool input_cap_status_;
    VideoWriter* output_cap_;
    std::string main_window_name_;
 
    bool fullscreen_;
 
    // Параметры видео
    double input_frame_width_;
    double input_frame_height_;
    double input_frame_size_ratio_;
    double input_fps_;
    double current_time_of_frame_;
    int current_pos_of_frame_;
    float text_resize_factor_;
    std::vector<std::string> tip_text_;
 
};
 
#endif